diff --git a/bookkeeper-benchmark/pom.xml b/bookkeeper-benchmark/pom.xml
index fc7ed6f5d47..f147effc82f 100644
--- a/bookkeeper-benchmark/pom.xml
+++ b/bookkeeper-benchmark/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -15,15 +15,14 @@
    See the License for the specific language governing permissions and
    limitations under the License.
 -->
-
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
     <artifactId>bookkeeper</artifactId>
-    <groupId>org.apache.bookkeeper</groupId>
+    <groupId>io.streamnative</groupId>
     <version>4.15.0-SNAPSHOT</version>
   </parent>
-  <groupId>org.apache.bookkeeper</groupId>
+  <groupId>io.streamnative</groupId>
   <artifactId>bookkeeper-benchmark</artifactId>
   <name>Apache BookKeeper :: Benchmark</name>
   <properties>
@@ -50,32 +49,32 @@
       <scope>test</scope>
     </dependency>
     <dependency>
-       <!-- needed by ZooKeeper server -->
-       <groupId>org.xerial.snappy</groupId>
-       <artifactId>snappy-java</artifactId>
-       <scope>test</scope>
+      <!-- needed by ZooKeeper server -->
+      <groupId>org.xerial.snappy</groupId>
+      <artifactId>snappy-java</artifactId>
+      <scope>test</scope>
     </dependency>
     <dependency>
-        <!-- needed by ZooKeeper server -->
-       <groupId>io.dropwizard.metrics</groupId>
-       <artifactId>metrics-core</artifactId>
-       <scope>test</scope>
+      <!-- needed by ZooKeeper server -->
+      <groupId>io.dropwizard.metrics</groupId>
+      <artifactId>metrics-core</artifactId>
+      <scope>test</scope>
     </dependency>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-server</artifactId>
       <version>${project.version}</version>
       <scope>compile</scope>
     </dependency>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-common</artifactId>
       <version>${project.version}</version>
       <type>test-jar</type>
       <scope>test</scope>
     </dependency>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-server</artifactId>
       <version>${project.version}</version>
       <type>test-jar</type>
diff --git a/bookkeeper-common-allocator/pom.xml b/bookkeeper-common-allocator/pom.xml
index 31315773665..092b0c68222 100644
--- a/bookkeeper-common-allocator/pom.xml
+++ b/bookkeeper-common-allocator/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -18,14 +18,14 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.bookkeeper</groupId>
+    <groupId>io.streamnative</groupId>
     <artifactId>bookkeeper</artifactId>
     <version>4.15.0-SNAPSHOT</version>
   </parent>
   <artifactId>bookkeeper-common-allocator</artifactId>
   <name>Apache BookKeeper :: Common :: Allocator</name>
   <dependencies>
-     <dependency>
+    <dependency>
       <groupId>io.netty</groupId>
       <artifactId>netty-buffer</artifactId>
     </dependency>
diff --git a/bookkeeper-common/pom.xml b/bookkeeper-common/pom.xml
index e7709f4597a..880a2d679d8 100644
--- a/bookkeeper-common/pom.xml
+++ b/bookkeeper-common/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -18,7 +18,7 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.bookkeeper</groupId>
+    <groupId>io.streamnative</groupId>
     <artifactId>bookkeeper</artifactId>
     <version>4.15.0-SNAPSHOT</version>
   </parent>
@@ -31,7 +31,7 @@
       <version>${project.parent.version}</version>
     </dependency>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>cpu-affinity</artifactId>
       <version>${project.parent.version}</version>
     </dependency>
@@ -83,19 +83,22 @@
       <groupId>org.apache.logging.log4j</groupId>
       <artifactId>log4j-1.2-api</artifactId>
       <version>${log4j.version}</version>
-      <scope>test</scope> <!-- There are tests that rely on this binding in their test logic -->
+      <scope>test</scope>
+      <!-- There are tests that rely on this binding in their test logic -->
     </dependency>
     <dependency>
       <groupId>org.apache.logging.log4j</groupId>
       <artifactId>log4j-core</artifactId>
       <version>${log4j.version}</version>
-      <scope>test</scope> <!-- There are tests that rely on this binding in their test logic -->
+      <scope>test</scope>
+      <!-- There are tests that rely on this binding in their test logic -->
     </dependency>
     <dependency>
       <groupId>org.apache.logging.log4j</groupId>
       <artifactId>log4j-slf4j-impl</artifactId>
       <version>${log4j.version}</version>
-      <scope>test</scope> <!-- There are tests that rely on this binding in their test logic -->
+      <scope>test</scope>
+      <!-- There are tests that rely on this binding in their test logic -->
     </dependency>
   </dependencies>
   <build>
diff --git a/bookkeeper-dist/all/pom.xml b/bookkeeper-dist/all/pom.xml
index 146dafa3271..f9a77cdfddb 100644
--- a/bookkeeper-dist/all/pom.xml
+++ b/bookkeeper-dist/all/pom.xml
@@ -1,3 +1,4 @@
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
 
   Licensed to the Apache Software Foundation (ASF) under one
@@ -22,29 +23,25 @@
   <modelVersion>4.0.0</modelVersion>
   <parent>
     <artifactId>bookkeeper-dist</artifactId>
-    <groupId>org.apache.bookkeeper</groupId>
+    <groupId>io.streamnative</groupId>
     <version>4.15.0-SNAPSHOT</version>
     <relativePath>..</relativePath>
   </parent>
-
   <artifactId>bookkeeper-dist-all</artifactId>
   <packaging>jar</packaging>
   <name>Apache BookKeeper :: Dist (All)</name>
-
   <dependencies>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-server</artifactId>
       <version>${project.version}</version>
     </dependency>
-
     <!-- bookkeeper.stats -->
     <dependency>
       <groupId>org.apache.bookkeeper.stats</groupId>
       <artifactId>bookkeeper-stats-api</artifactId>
       <version>${project.version}</version>
     </dependency>
-
     <dependency>
       <groupId>org.apache.bookkeeper.stats</groupId>
       <artifactId>codahale-metrics-provider</artifactId>
@@ -55,7 +52,6 @@
       <artifactId>prometheus-metrics-provider</artifactId>
       <version>${project.version}</version>
     </dependency>
-
     <!-- bookkeeper.http -->
     <dependency>
       <groupId>org.apache.bookkeeper.http</groupId>
@@ -67,36 +63,30 @@
       <artifactId>vertx-http-server</artifactId>
       <version>${project.version}</version>
     </dependency>
-
     <!-- bookkeeper.tools (new CLI) -->
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-tools</artifactId>
       <version>${project.version}</version>
     </dependency>
-
     <!-- dlog -->
     <dependency>
       <groupId>org.apache.distributedlog</groupId>
       <artifactId>distributedlog-core</artifactId>
       <version>${project.version}</version>
     </dependency>
-
-
     <!-- stream.storage -->
     <dependency>
-       <groupId>org.apache.bookkeeper</groupId>
-       <artifactId>stream-storage-server</artifactId>
-       <version>${project.version}</version>
+      <groupId>io.streamnative</groupId>
+      <artifactId>stream-storage-server</artifactId>
+      <version>${project.version}</version>
     </dependency>
-
     <!-- bookkeeper benchmark -->
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-benchmark</artifactId>
       <version>${project.version}</version>
     </dependency>
-
     <!-- slf4j binding -->
     <dependency>
       <groupId>org.apache.logging.log4j</groupId>
@@ -110,19 +100,17 @@
       <groupId>org.apache.logging.log4j</groupId>
       <artifactId>log4j-slf4j-impl</artifactId>
     </dependency>
-
     <dependency>
-       <!-- needed by ZooKeeper server -->
-       <groupId>org.xerial.snappy</groupId>
-       <artifactId>snappy-java</artifactId>
+      <!-- needed by ZooKeeper server -->
+      <groupId>org.xerial.snappy</groupId>
+      <artifactId>snappy-java</artifactId>
     </dependency>
     <dependency>
-        <!-- needed by ZooKeeper server -->
-       <groupId>io.dropwizard.metrics</groupId>
-       <artifactId>metrics-core</artifactId>
+      <!-- needed by ZooKeeper server -->
+      <groupId>io.dropwizard.metrics</groupId>
+      <artifactId>metrics-core</artifactId>
     </dependency>
   </dependencies>
-
   <build>
     <plugins>
       <plugin>
@@ -154,6 +142,30 @@
           <skip>true</skip>
         </configuration>
       </plugin>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-jar-plugin</artifactId>
+        <version>3.2.0</version>
+        <executions>
+          <execution>
+            <id>default-jar</id>
+            <phase>package</phase>
+            <goals>
+              <goal>jar</goal>
+            </goals>
+          </execution>
+          <execution>
+            <id>javadoc-jar</id>
+            <phase>package</phase>
+            <goals>
+              <goal>jar</goal>
+            </goals>
+            <configuration>
+              <classifier>javadoc</classifier>
+            </configuration>
+          </execution>
+        </executions>
+      </plugin>
     </plugins>
   </build>
 </project>
diff --git a/bookkeeper-dist/bkctl/pom.xml b/bookkeeper-dist/bkctl/pom.xml
index 8ac6545851e..0dc0279c70b 100644
--- a/bookkeeper-dist/bkctl/pom.xml
+++ b/bookkeeper-dist/bkctl/pom.xml
@@ -1,3 +1,4 @@
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
 
   Licensed to the Apache Software Foundation (ASF) under one
@@ -22,19 +23,17 @@
   <modelVersion>4.0.0</modelVersion>
   <parent>
     <artifactId>bookkeeper-dist</artifactId>
-    <groupId>org.apache.bookkeeper</groupId>
+    <groupId>io.streamnative</groupId>
     <version>4.15.0-SNAPSHOT</version>
     <relativePath>..</relativePath>
   </parent>
-
   <artifactId>bkctl</artifactId>
   <packaging>jar</packaging>
   <name>Apache BookKeeper :: Dist (Bkctl)</name>
-
   <dependencies>
     <!-- bookkeeper.tools (new CLI) -->
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-tools</artifactId>
       <version>${project.version}</version>
       <exclusions>
@@ -44,7 +43,6 @@
         </exclusion>
       </exclusions>
     </dependency>
-
     <!-- slf4j binding -->
     <dependency>
       <groupId>org.apache.logging.log4j</groupId>
@@ -59,7 +57,6 @@
       <artifactId>log4j-slf4j-impl</artifactId>
     </dependency>
   </dependencies>
-
   <build>
     <plugins>
       <plugin>
@@ -91,6 +88,30 @@
           <skip>true</skip>
         </configuration>
       </plugin>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-jar-plugin</artifactId>
+        <version>3.2.0</version>
+        <executions>
+          <execution>
+            <id>default-jar</id>
+            <phase>package</phase>
+            <goals>
+              <goal>jar</goal>
+            </goals>
+          </execution>
+          <execution>
+            <id>javadoc-jar</id>
+            <phase>package</phase>
+            <goals>
+              <goal>jar</goal>
+            </goals>
+            <configuration>
+              <classifier>javadoc</classifier>
+            </configuration>
+          </execution>
+        </executions>
+      </plugin>
     </plugins>
   </build>
 </project>
diff --git a/bookkeeper-dist/pom.xml b/bookkeeper-dist/pom.xml
index 5285131dbcb..1e1aac29af0 100644
--- a/bookkeeper-dist/pom.xml
+++ b/bookkeeper-dist/pom.xml
@@ -1,3 +1,4 @@
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -14,11 +15,10 @@
    See the License for the specific language governing permissions and
    limitations under the License.
 -->
-
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <parent>
     <artifactId>bookkeeper</artifactId>
-    <groupId>org.apache.bookkeeper</groupId>
+    <groupId>io.streamnative</groupId>
     <version>4.15.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
@@ -65,6 +65,30 @@
           </execution>
         </executions>
       </plugin>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-jar-plugin</artifactId>
+        <version>3.2.0</version>
+        <executions>
+          <execution>
+            <id>default-jar</id>
+            <phase>package</phase>
+            <goals>
+              <goal>jar</goal>
+            </goals>
+          </execution>
+          <execution>
+            <id>javadoc-jar</id>
+            <phase>package</phase>
+            <goals>
+              <goal>jar</goal>
+            </goals>
+            <configuration>
+              <classifier>javadoc</classifier>
+            </configuration>
+          </execution>
+        </executions>
+      </plugin>
     </plugins>
   </build>
 </project>
diff --git a/bookkeeper-dist/server/pom.xml b/bookkeeper-dist/server/pom.xml
index 83777f5f342..f9002dec8d1 100644
--- a/bookkeeper-dist/server/pom.xml
+++ b/bookkeeper-dist/server/pom.xml
@@ -1,3 +1,4 @@
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
 
   Licensed to the Apache Software Foundation (ASF) under one
@@ -22,22 +23,19 @@
   <modelVersion>4.0.0</modelVersion>
   <parent>
     <artifactId>bookkeeper-dist</artifactId>
-    <groupId>org.apache.bookkeeper</groupId>
+    <groupId>io.streamnative</groupId>
     <version>4.15.0-SNAPSHOT</version>
     <relativePath>..</relativePath>
   </parent>
-
   <artifactId>bookkeeper-dist-server</artifactId>
   <packaging>jar</packaging>
   <name>Apache BookKeeper :: Dist (Server)</name>
-
   <dependencies>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-server</artifactId>
       <version>${project.version}</version>
     </dependency>
-
     <!-- bookkeeper.stats -->
     <dependency>
       <groupId>org.apache.bookkeeper.stats</groupId>
@@ -49,7 +47,6 @@
       <artifactId>prometheus-metrics-provider</artifactId>
       <version>${project.version}</version>
     </dependency>
-
     <!-- bookkeeper.http -->
     <dependency>
       <groupId>org.apache.bookkeeper.http</groupId>
@@ -61,28 +58,24 @@
       <artifactId>vertx-http-server</artifactId>
       <version>${project.version}</version>
     </dependency>
-
     <!-- stream.storage -->
     <dependency>
-       <groupId>org.apache.bookkeeper</groupId>
-       <artifactId>stream-storage-server</artifactId>
-       <version>${project.version}</version>
+      <groupId>io.streamnative</groupId>
+      <artifactId>stream-storage-server</artifactId>
+      <version>${project.version}</version>
     </dependency>
-
     <!-- bookkeeper.tools (new CLI) -->
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-tools</artifactId>
       <version>${project.version}</version>
     </dependency>
-
     <!-- dlog -->
     <dependency>
       <groupId>org.apache.distributedlog</groupId>
       <artifactId>distributedlog-core</artifactId>
       <version>${project.version}</version>
     </dependency>
-
     <!-- slf4j binding -->
     <dependency>
       <groupId>org.apache.logging.log4j</groupId>
@@ -96,19 +89,17 @@
       <groupId>org.apache.logging.log4j</groupId>
       <artifactId>log4j-slf4j-impl</artifactId>
     </dependency>
-
     <dependency>
-       <!-- needed by ZooKeeper server -->
-       <groupId>org.xerial.snappy</groupId>
-       <artifactId>snappy-java</artifactId>
+      <!-- needed by ZooKeeper server -->
+      <groupId>org.xerial.snappy</groupId>
+      <artifactId>snappy-java</artifactId>
     </dependency>
     <dependency>
-        <!-- needed by ZooKeeper server -->
-       <groupId>io.dropwizard.metrics</groupId>
-       <artifactId>metrics-core</artifactId>
+      <!-- needed by ZooKeeper server -->
+      <groupId>io.dropwizard.metrics</groupId>
+      <artifactId>metrics-core</artifactId>
     </dependency>
   </dependencies>
-
   <build>
     <plugins>
       <plugin>
@@ -140,7 +131,30 @@
           <skip>true</skip>
         </configuration>
       </plugin>
-
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-jar-plugin</artifactId>
+        <version>3.2.0</version>
+        <executions>
+          <execution>
+            <id>default-jar</id>
+            <phase>package</phase>
+            <goals>
+              <goal>jar</goal>
+            </goals>
+          </execution>
+          <execution>
+            <id>javadoc-jar</id>
+            <phase>package</phase>
+            <goals>
+              <goal>jar</goal>
+            </goals>
+            <configuration>
+              <classifier>javadoc</classifier>
+            </configuration>
+          </execution>
+        </executions>
+      </plugin>
     </plugins>
   </build>
 </project>
diff --git a/bookkeeper-dist/src/assemble/bin-all.xml b/bookkeeper-dist/src/assemble/bin-all.xml
index 9a7293588be..fe11d586753 100644
--- a/bookkeeper-dist/src/assemble/bin-all.xml
+++ b/bookkeeper-dist/src/assemble/bin-all.xml
@@ -1,3 +1,4 @@
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -14,9 +15,7 @@
    See the License for the specific language governing permissions and
    limitations under the License.
 -->
-<assembly xmlns="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.2"
-    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-    xsi:schemaLocation="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.2 http://maven.apache.org/xsd/assembly-1.1.2.xsd">
+<assembly xmlns="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.2" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.2 http://maven.apache.org/xsd/assembly-1.1.2.xsd">
   <id>bin</id>
   <formats>
     <format>tar.gz</format>
@@ -25,7 +24,7 @@
   <fileSets>
     <fileSet>
       <directory>target</directory>
-      <outputDirectory></outputDirectory>
+      <outputDirectory/>
       <includes>
         <include>${project.artifactId}-${project.version}.jar</include>
       </includes>
@@ -74,18 +73,18 @@
   <files>
     <file>
       <source>../../README.md</source>
-      <outputDirectory></outputDirectory>
+      <outputDirectory/>
       <fileMode>644</fileMode>
     </file>
     <file>
       <source>../src/main/resources/LICENSE-all.bin.txt</source>
-      <outputDirectory></outputDirectory>
+      <outputDirectory/>
       <destName>LICENSE</destName>
       <fileMode>644</fileMode>
     </file>
     <file>
       <source>../src/main/resources/NOTICE-all.bin.txt</source>
-      <outputDirectory></outputDirectory>
+      <outputDirectory/>
       <destName>NOTICE</destName>
       <fileMode>644</fileMode>
     </file>
@@ -100,11 +99,11 @@
       <outputFileNameMapping>${artifact.groupId}-${artifact.artifactId}-${artifact.version}${dashClassifier?}.${artifact.extension}</outputFileNameMapping>
       <excludes>
         <!-- All these dependencies are already included in stream-storage-java-client -->
-        <exclude>org.apache.bookkeeper:stream-storage-common</exclude>
-        <exclude>org.apache.bookkeeper:stream-storage-proto</exclude>
-        <exclude>org.apache.bookkeeper:stream-storage-api</exclude>
-        <exclude>org.apache.bookkeeper:stream-storage-java-client-base</exclude>
-        <exclude>org.apache.bookkeeper:stream-storage-java-kv-client</exclude>
+        <exclude>io.streamnative:stream-storage-common</exclude>
+        <exclude>io.streamnative:stream-storage-proto</exclude>
+        <exclude>io.streamnative:stream-storage-api</exclude>
+        <exclude>io.streamnative:stream-storage-java-client-base</exclude>
+        <exclude>io.streamnative:stream-storage-java-kv-client</exclude>
         <exclude>org.codehaus.mojo:animal-sniffer-annotations</exclude>
       </excludes>
     </dependencySet>
diff --git a/bookkeeper-dist/src/assemble/bin-server.xml b/bookkeeper-dist/src/assemble/bin-server.xml
index fa734189cca..e13646f0871 100644
--- a/bookkeeper-dist/src/assemble/bin-server.xml
+++ b/bookkeeper-dist/src/assemble/bin-server.xml
@@ -1,3 +1,4 @@
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -14,9 +15,7 @@
    See the License for the specific language governing permissions and
    limitations under the License.
 -->
-<assembly xmlns="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.2"
-    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-    xsi:schemaLocation="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.2 http://maven.apache.org/xsd/assembly-1.1.2.xsd">
+<assembly xmlns="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.2" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.2 http://maven.apache.org/xsd/assembly-1.1.2.xsd">
   <id>bin</id>
   <formats>
     <format>tar.gz</format>
@@ -25,7 +24,7 @@
   <fileSets>
     <fileSet>
       <directory>target</directory>
-      <outputDirectory></outputDirectory>
+      <outputDirectory/>
       <includes>
         <include>${project.artifactId}-${project.version}.jar</include>
       </includes>
@@ -64,18 +63,18 @@
   <files>
     <file>
       <source>../../README.md</source>
-      <outputDirectory></outputDirectory>
+      <outputDirectory/>
       <fileMode>644</fileMode>
     </file>
     <file>
       <source>../src/main/resources/LICENSE-server.bin.txt</source>
-      <outputDirectory></outputDirectory>
+      <outputDirectory/>
       <destName>LICENSE</destName>
       <fileMode>644</fileMode>
     </file>
     <file>
       <source>../src/main/resources/NOTICE-server.bin.txt</source>
-      <outputDirectory></outputDirectory>
+      <outputDirectory/>
       <destName>NOTICE</destName>
       <fileMode>644</fileMode>
     </file>
@@ -91,11 +90,11 @@
       <excludes>
         <exclude>com.google.code.findbugs:jsr305</exclude>
         <!-- All these dependencies are already included in stream-storage-java-client -->
-        <exclude>org.apache.bookkeeper:stream-storage-common</exclude>
-        <exclude>org.apache.bookkeeper:stream-storage-proto</exclude>
-        <exclude>org.apache.bookkeeper:stream-storage-api</exclude>
-        <exclude>org.apache.bookkeeper:stream-storage-java-client-base</exclude>
-        <exclude>org.apache.bookkeeper:stream-storage-java-kv-client</exclude>
+        <exclude>io.streamnative:stream-storage-common</exclude>
+        <exclude>io.streamnative:stream-storage-proto</exclude>
+        <exclude>io.streamnative:stream-storage-api</exclude>
+        <exclude>io.streamnative:stream-storage-java-client-base</exclude>
+        <exclude>io.streamnative:stream-storage-java-kv-client</exclude>
         <exclude>org.codehaus.mojo:animal-sniffer-annotations</exclude>
       </excludes>
     </dependencySet>
diff --git a/bookkeeper-dist/src/assemble/bkctl.xml b/bookkeeper-dist/src/assemble/bkctl.xml
index e9cea875a4e..424e4817620 100644
--- a/bookkeeper-dist/src/assemble/bkctl.xml
+++ b/bookkeeper-dist/src/assemble/bkctl.xml
@@ -1,3 +1,4 @@
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -14,9 +15,7 @@
    See the License for the specific language governing permissions and
    limitations under the License.
 -->
-<assembly xmlns="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.2"
-    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-    xsi:schemaLocation="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.2 http://maven.apache.org/xsd/assembly-1.1.2.xsd">
+<assembly xmlns="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.2" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.2 http://maven.apache.org/xsd/assembly-1.1.2.xsd">
   <id>bin</id>
   <formats>
     <format>tar.gz</format>
@@ -25,7 +24,7 @@
   <fileSets>
     <fileSet>
       <directory>target</directory>
-      <outputDirectory></outputDirectory>
+      <outputDirectory/>
       <includes>
         <include>${project.artifactId}-${project.version}.jar</include>
       </includes>
@@ -78,18 +77,18 @@
   <files>
     <file>
       <source>../../README.md</source>
-      <outputDirectory></outputDirectory>
+      <outputDirectory/>
       <fileMode>644</fileMode>
     </file>
     <file>
       <source>../src/main/resources/LICENSE-bkctl.bin.txt</source>
-      <outputDirectory></outputDirectory>
+      <outputDirectory/>
       <destName>LICENSE</destName>
       <fileMode>644</fileMode>
     </file>
     <file>
       <source>../src/main/resources/NOTICE-bkctl.bin.txt</source>
-      <outputDirectory></outputDirectory>
+      <outputDirectory/>
       <destName>NOTICE</destName>
       <fileMode>644</fileMode>
     </file>
@@ -105,10 +104,10 @@
       <excludes>
         <exclude>com.google.code.findbugs:jsr305</exclude>
         <!-- All these dependencies are already included in stream-storage-java-client -->
-        <exclude>org.apache.bookkeeper:stream-storage-common</exclude>
-        <exclude>org.apache.bookkeeper:stream-storage-proto</exclude>
-        <exclude>org.apache.bookkeeper:stream-storage-api</exclude>
-        <exclude>org.apache.bookkeeper:stream-storage-java-client-base</exclude>
+        <exclude>io.streamnative:stream-storage-common</exclude>
+        <exclude>io.streamnative:stream-storage-proto</exclude>
+        <exclude>io.streamnative:stream-storage-api</exclude>
+        <exclude>io.streamnative:stream-storage-java-client-base</exclude>
         <exclude>org.codehaus.mojo:animal-sniffer-annotations</exclude>
         <!-- exclude server-side dependencies -->
         <exclude>org.rocksdb:rocksdbjni</exclude>
diff --git a/bookkeeper-dist/src/assemble/src.xml b/bookkeeper-dist/src/assemble/src.xml
index 146061e28a4..7d9f73c16c8 100644
--- a/bookkeeper-dist/src/assemble/src.xml
+++ b/bookkeeper-dist/src/assemble/src.xml
@@ -1,3 +1,4 @@
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -14,9 +15,7 @@
    See the License for the specific language governing permissions and
    limitations under the License.
 -->
-<assembly xmlns="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.2"
-    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-    xsi:schemaLocation="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.2 http://maven.apache.org/xsd/assembly-1.1.2.xsd">
+<assembly xmlns="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.2" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.2 http://maven.apache.org/xsd/assembly-1.1.2.xsd">
   <id>src</id>
   <formats>
     <format>tar.gz</format>
diff --git a/bookkeeper-http/http-server/pom.xml b/bookkeeper-http/http-server/pom.xml
index 044a5c02850..ba600fb4f6a 100644
--- a/bookkeeper-http/http-server/pom.xml
+++ b/bookkeeper-http/http-server/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -18,7 +18,7 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <parent>
     <artifactId>bookkeeper</artifactId>
-    <groupId>org.apache.bookkeeper</groupId>
+    <groupId>io.streamnative</groupId>
     <version>4.15.0-SNAPSHOT</version>
     <relativePath>../..</relativePath>
   </parent>
diff --git a/bookkeeper-http/pom.xml b/bookkeeper-http/pom.xml
index bb9307322bf..7313531771a 100644
--- a/bookkeeper-http/pom.xml
+++ b/bookkeeper-http/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -18,7 +18,7 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <parent>
     <artifactId>bookkeeper</artifactId>
-    <groupId>org.apache.bookkeeper</groupId>
+    <groupId>io.streamnative</groupId>
     <version>4.15.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/bookkeeper-http/servlet-http-server/pom.xml b/bookkeeper-http/servlet-http-server/pom.xml
index 2efa234a518..c2ca165d28d 100644
--- a/bookkeeper-http/servlet-http-server/pom.xml
+++ b/bookkeeper-http/servlet-http-server/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -16,42 +16,40 @@
    limitations under the License.
 -->
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
-    <parent>
-        <artifactId>bookkeeper</artifactId>
-        <groupId>org.apache.bookkeeper</groupId>
-        <version>4.15.0-SNAPSHOT</version>
-        <relativePath>../..</relativePath>
-    </parent>
-    <modelVersion>4.0.0</modelVersion>
-    <groupId>org.apache.bookkeeper.http</groupId>
-    <artifactId>servlet-http-server</artifactId>
-    <name>Apache BookKeeper :: Bookkeeper Http :: Servlet Http Server</name>
-    <url>http://maven.apache.org</url>
-
-    <dependencies>
-        <dependency>
-            <groupId>org.apache.bookkeeper.http</groupId>
-            <artifactId>http-server</artifactId>
-            <version>${project.version}</version>
-        </dependency>
-        <dependency>
-            <groupId>javax.servlet</groupId>
-            <artifactId>javax.servlet-api</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>commons-io</groupId>
-            <artifactId>commons-io</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>org.eclipse.jetty</groupId>
-            <artifactId>jetty-server</artifactId>
-            <scope>test</scope>
-        </dependency>
-        <dependency>
-            <groupId>org.eclipse.jetty</groupId>
-            <artifactId>jetty-webapp</artifactId>
-            <scope>test</scope>
-        </dependency>
-    </dependencies>
-
+  <parent>
+    <artifactId>bookkeeper</artifactId>
+    <groupId>io.streamnative</groupId>
+    <version>4.15.0-SNAPSHOT</version>
+    <relativePath>../..</relativePath>
+  </parent>
+  <modelVersion>4.0.0</modelVersion>
+  <groupId>org.apache.bookkeeper.http</groupId>
+  <artifactId>servlet-http-server</artifactId>
+  <name>Apache BookKeeper :: Bookkeeper Http :: Servlet Http Server</name>
+  <url>http://maven.apache.org</url>
+  <dependencies>
+    <dependency>
+      <groupId>org.apache.bookkeeper.http</groupId>
+      <artifactId>http-server</artifactId>
+      <version>${project.version}</version>
+    </dependency>
+    <dependency>
+      <groupId>javax.servlet</groupId>
+      <artifactId>javax.servlet-api</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>commons-io</groupId>
+      <artifactId>commons-io</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.eclipse.jetty</groupId>
+      <artifactId>jetty-server</artifactId>
+      <scope>test</scope>
+    </dependency>
+    <dependency>
+      <groupId>org.eclipse.jetty</groupId>
+      <artifactId>jetty-webapp</artifactId>
+      <scope>test</scope>
+    </dependency>
+  </dependencies>
 </project>
diff --git a/bookkeeper-http/vertx-http-server/pom.xml b/bookkeeper-http/vertx-http-server/pom.xml
index c8914241361..4cb4acb6f7c 100644
--- a/bookkeeper-http/vertx-http-server/pom.xml
+++ b/bookkeeper-http/vertx-http-server/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -18,7 +18,7 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <parent>
     <artifactId>bookkeeper</artifactId>
-    <groupId>org.apache.bookkeeper</groupId>
+    <groupId>io.streamnative</groupId>
     <version>4.15.0-SNAPSHOT</version>
     <relativePath>../..</relativePath>
   </parent>
diff --git a/bookkeeper-proto/pom.xml b/bookkeeper-proto/pom.xml
index 0894fd064ec..165c7f1066b 100644
--- a/bookkeeper-proto/pom.xml
+++ b/bookkeeper-proto/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -19,7 +19,7 @@
   <modelVersion>4.0.0</modelVersion>
   <parent>
     <artifactId>bookkeeper</artifactId>
-    <groupId>org.apache.bookkeeper</groupId>
+    <groupId>io.streamnative</groupId>
     <version>4.15.0-SNAPSHOT</version>
   </parent>
   <artifactId>bookkeeper-proto</artifactId>
diff --git a/bookkeeper-server/pom.xml b/bookkeeper-server/pom.xml
index 469aab161d9..8902937e33a 100644
--- a/bookkeeper-server/pom.xml
+++ b/bookkeeper-server/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -19,29 +19,29 @@
   <modelVersion>4.0.0</modelVersion>
   <parent>
     <artifactId>bookkeeper</artifactId>
-    <groupId>org.apache.bookkeeper</groupId>
+    <groupId>io.streamnative</groupId>
     <version>4.15.0-SNAPSHOT</version>
   </parent>
   <artifactId>bookkeeper-server</artifactId>
   <name>Apache BookKeeper :: Server</name>
   <dependencies>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-common</artifactId>
       <version>${project.parent.version}</version>
     </dependency>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-common-allocator</artifactId>
       <version>${project.parent.version}</version>
     </dependency>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-proto</artifactId>
       <version>${project.parent.version}</version>
     </dependency>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-tools-framework</artifactId>
       <version>${project.parent.version}</version>
     </dependency>
@@ -53,19 +53,22 @@
       <groupId>org.apache.logging.log4j</groupId>
       <artifactId>log4j-1.2-api</artifactId>
       <version>${log4j.version}</version>
-      <scope>test</scope> <!-- There are tests that rely on this binding in their test logic -->
+      <scope>test</scope>
+      <!-- There are tests that rely on this binding in their test logic -->
     </dependency>
     <dependency>
       <groupId>org.apache.logging.log4j</groupId>
       <artifactId>log4j-core</artifactId>
       <version>${log4j.version}</version>
-      <scope>test</scope> <!-- There are tests that rely on this binding in their test logic -->
+      <scope>test</scope>
+      <!-- There are tests that rely on this binding in their test logic -->
     </dependency>
     <dependency>
       <groupId>org.apache.logging.log4j</groupId>
       <artifactId>log4j-slf4j-impl</artifactId>
       <version>${log4j.version}</version>
-      <scope>test</scope> <!-- There are tests that rely on this binding in their test logic -->
+      <scope>test</scope>
+      <!-- There are tests that rely on this binding in their test logic -->
     </dependency>
     <dependency>
       <groupId>org.apache.zookeeper</groupId>
@@ -76,10 +79,10 @@
       <artifactId>netty-handler</artifactId>
     </dependency>
     <dependency>
-        <groupId>io.netty</groupId>
-        <artifactId>netty-transport-native-epoll</artifactId>
-        <classifier>linux-x86_64</classifier>
-      </dependency>
+      <groupId>io.netty</groupId>
+      <artifactId>netty-transport-native-epoll</artifactId>
+      <classifier>linux-x86_64</classifier>
+    </dependency>
     <dependency>
       <groupId>io.netty</groupId>
       <artifactId>netty-tcnative-boringssl-static</artifactId>
@@ -90,7 +93,7 @@
       <version>${project.version}</version>
     </dependency>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>circe-checksum</artifactId>
       <version>${project.version}</version>
     </dependency>
@@ -132,35 +135,35 @@
     </dependency>
     <!-- testing dependencies -->
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-common</artifactId>
       <version>${project.parent.version}</version>
       <type>test-jar</type>
       <scope>test</scope>
     </dependency>
     <dependency>
-        <groupId>org.apache.kerby</groupId>
-        <artifactId>kerby-config</artifactId>
-        <version>${kerby.version}</version>
-        <scope>test</scope>
-        <exclusions>
-            <exclusion>
-                <groupId>org.slf4j</groupId>
-                <artifactId>*</artifactId>
-            </exclusion>
-        </exclusions>
+      <groupId>org.apache.kerby</groupId>
+      <artifactId>kerby-config</artifactId>
+      <version>${kerby.version}</version>
+      <scope>test</scope>
+      <exclusions>
+        <exclusion>
+          <groupId>org.slf4j</groupId>
+          <artifactId>*</artifactId>
+        </exclusion>
+      </exclusions>
     </dependency>
     <dependency>
-        <groupId>org.apache.kerby</groupId>
-        <artifactId>kerb-simplekdc</artifactId>
-        <version>${kerby.version}</version>
-        <scope>test</scope>
-        <exclusions>
-            <exclusion>
-                <groupId>org.slf4j</groupId>
-                <artifactId>*</artifactId>
-            </exclusion>
-        </exclusions>
+      <groupId>org.apache.kerby</groupId>
+      <artifactId>kerb-simplekdc</artifactId>
+      <version>${kerby.version}</version>
+      <scope>test</scope>
+      <exclusions>
+        <exclusion>
+          <groupId>org.slf4j</groupId>
+          <artifactId>*</artifactId>
+        </exclusion>
+      </exclusions>
     </dependency>
     <dependency>
       <groupId>org.apache.zookeeper</groupId>
@@ -169,16 +172,16 @@
       <scope>test</scope>
     </dependency>
     <dependency>
-       <!-- needed by ZooKeeper server -->
-       <groupId>org.xerial.snappy</groupId>
-       <artifactId>snappy-java</artifactId>
-       <scope>test</scope>
+      <!-- needed by ZooKeeper server -->
+      <groupId>org.xerial.snappy</groupId>
+      <artifactId>snappy-java</artifactId>
+      <scope>test</scope>
     </dependency>
     <dependency>
-        <!-- needed by ZooKeeper server -->
-       <groupId>io.dropwizard.metrics</groupId>
-       <artifactId>metrics-core</artifactId>
-       <scope>test</scope>
+      <!-- needed by ZooKeeper server -->
+      <groupId>io.dropwizard.metrics</groupId>
+      <artifactId>metrics-core</artifactId>
+      <scope>test</scope>
     </dependency>
     <dependency>
       <groupId>org.apache.bookkeeper.stats</groupId>
diff --git a/bookkeeper-stats-providers/codahale-metrics-provider/pom.xml b/bookkeeper-stats-providers/codahale-metrics-provider/pom.xml
index 7ba68aa96e2..b4f1198d130 100644
--- a/bookkeeper-stats-providers/codahale-metrics-provider/pom.xml
+++ b/bookkeeper-stats-providers/codahale-metrics-provider/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -19,7 +19,7 @@
   <modelVersion>4.0.0</modelVersion>
   <parent>
     <artifactId>bookkeeper</artifactId>
-    <groupId>org.apache.bookkeeper</groupId>
+    <groupId>io.streamnative</groupId>
     <version>4.15.0-SNAPSHOT</version>
     <relativePath>../..</relativePath>
   </parent>
diff --git a/bookkeeper-stats-providers/pom.xml b/bookkeeper-stats-providers/pom.xml
index faed3ad46de..4253fdba4f1 100644
--- a/bookkeeper-stats-providers/pom.xml
+++ b/bookkeeper-stats-providers/pom.xml
@@ -1,3 +1,4 @@
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -14,11 +15,10 @@
    See the License for the specific language governing permissions and
    limitations under the License.
 -->
-
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <parent>
     <artifactId>bookkeeper</artifactId>
-    <groupId>org.apache.bookkeeper</groupId>
+    <groupId>io.streamnative</groupId>
     <version>4.15.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
@@ -29,5 +29,4 @@
     <module>codahale-metrics-provider</module>
     <module>prometheus-metrics-provider</module>
   </modules>
-
 </project>
diff --git a/bookkeeper-stats-providers/prometheus-metrics-provider/pom.xml b/bookkeeper-stats-providers/prometheus-metrics-provider/pom.xml
index 3dfe19c0b2a..c62f3a6b5ae 100644
--- a/bookkeeper-stats-providers/prometheus-metrics-provider/pom.xml
+++ b/bookkeeper-stats-providers/prometheus-metrics-provider/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -19,7 +19,7 @@
   <modelVersion>4.0.0</modelVersion>
   <parent>
     <artifactId>bookkeeper</artifactId>
-    <groupId>org.apache.bookkeeper</groupId>
+    <groupId>io.streamnative</groupId>
     <version>4.15.0-SNAPSHOT</version>
     <relativePath>../..</relativePath>
   </parent>
@@ -32,41 +32,33 @@
       <artifactId>bookkeeper-stats-api</artifactId>
       <version>${project.parent.version}</version>
     </dependency>
-
     <dependency>
       <groupId>io.prometheus</groupId>
       <artifactId>simpleclient</artifactId>
     </dependency>
-
     <dependency>
       <groupId>io.prometheus</groupId>
       <artifactId>simpleclient_hotspot</artifactId>
     </dependency>
-
     <dependency>
       <groupId>io.prometheus</groupId>
       <artifactId>simpleclient_servlet</artifactId>
     </dependency>
-    
     <dependency>
-       <groupId>io.netty</groupId>
-       <artifactId>netty-common</artifactId>
+      <groupId>io.netty</groupId>
+      <artifactId>netty-common</artifactId>
     </dependency>
-
     <dependency>
       <groupId>org.eclipse.jetty</groupId>
       <artifactId>jetty-servlet</artifactId>
     </dependency>
-
     <dependency>
       <groupId>com.google.guava</groupId>
       <artifactId>guava</artifactId>
     </dependency>
-    
     <dependency>
       <groupId>com.yahoo.datasketches</groupId>
       <artifactId>sketches-core</artifactId>
     </dependency>
-
   </dependencies>
 </project>
diff --git a/bookkeeper-stats/pom.xml b/bookkeeper-stats/pom.xml
index b89cb4bcc97..3d3319acd3d 100644
--- a/bookkeeper-stats/pom.xml
+++ b/bookkeeper-stats/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -19,7 +19,7 @@
   <modelVersion>4.0.0</modelVersion>
   <parent>
     <artifactId>bookkeeper</artifactId>
-    <groupId>org.apache.bookkeeper</groupId>
+    <groupId>io.streamnative</groupId>
     <version>4.15.0-SNAPSHOT</version>
   </parent>
   <groupId>org.apache.bookkeeper.stats</groupId>
diff --git a/buildtools/pom.xml b/buildtools/pom.xml
index 1dced8306c6..f0823fec02b 100644
--- a/buildtools/pom.xml
+++ b/buildtools/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -18,7 +18,7 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.bookkeeper</groupId>
+    <groupId>io.streamnative</groupId>
     <artifactId>bookkeeper</artifactId>
     <version>4.15.0-SNAPSHOT</version>
   </parent>
diff --git a/buildtools/src/main/resources/bookkeeper/checkstyle.xml b/buildtools/src/main/resources/bookkeeper/checkstyle.xml
index fda4fb619d6..320b579a8c6 100644
--- a/buildtools/src/main/resources/bookkeeper/checkstyle.xml
+++ b/buildtools/src/main/resources/bookkeeper/checkstyle.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
     Licensed to the Apache Software Foundation (ASF) under one or more
     contributor license agreements.  See the NOTICE file distributed with
@@ -15,292 +15,240 @@
     See the License for the specific language governing permissions and
     limitations under the License.
 -->
-<!DOCTYPE module PUBLIC
-        "-//Puppy Crawl//DTD Check Configuration 1.3//EN"
-        "http://www.puppycrawl.com/dtds/configuration_1_3.dtd">
-
+<!DOCTYPE module PUBLIC "-//Puppy Crawl//DTD Check Configuration 1.3//EN" "http://www.puppycrawl.com/dtds/configuration_1_3.dtd">
 <!-- This is a checkstyle configuration file. For descriptions of
 what the following rules do, please see the checkstyle configuration
 page at http://checkstyle.sourceforge.net/config.html -->
-
 <module name="Checker">
-
-    <module name="FileTabCharacter">
-        <!-- Checks that there are no tab characters in the file. -->
+  <module name="FileTabCharacter">
+    <!-- Checks that there are no tab characters in the file. -->
+  </module>
+  <module name="RegexpSingleline">
+    <!-- Checks that TODOs don't have stuff in parenthesis, e.g., username. -->
+    <property name="format" value="((//.*)|(\*.*))TODO\("/>
+    <property name="message" value="TODO comments must not include usernames."/>
+    <property name="severity" value="error"/>
+  </module>
+  <module name="RegexpSingleline">
+    <property name="format" value="\s+$"/>
+    <property name="message" value="Trailing whitespace"/>
+    <property name="severity" value="error"/>
+  </module>
+  <module name="RegexpSingleline">
+    <property name="format" value="Throwables.propagate\("/>
+    <property name="message" value="Throwables.propagate is deprecated"/>
+    <property name="severity" value="error"/>
+  </module>
+  <!-- Prevent *Tests.java as tools may not pick them up -->
+  <module name="RegexpOnFilename">
+    <property name="fileNamePattern" value=".*Tests\.java$"/>
+  </module>
+  <!-- Allow use of comment to suppress javadocstyle -->
+  <module name="SuppressionCommentFilter">
+    <property name="offCommentFormat" value="CHECKSTYLE.OFF\: ([\w\|]+)"/>
+    <property name="onCommentFormat" value="CHECKSTYLE.ON\: ([\w\|]+)"/>
+    <property name="checkFormat" value="$1"/>
+  </module>
+  <module name="SuppressionFilter">
+    <property name="file" value="${config_loc}/suppressions.xml" default="./buildtools/src/main/resources/bookkeeper/suppressions.xml"/>
+  </module>
+  <!-- Check that every module has a package-info.java -->
+  <module name="JavadocPackage"/>
+  <!-- All Java AST specific tests live under TreeWalker module. -->
+  <module name="TreeWalker">
+    <module name="TodoComment">
+      <!-- Checks that disallowed strings are not used in comments.  -->
+      <property name="format" value="(FIXME)|(XXX)|(@author)"/>
     </module>
+    <!--
 
-    <module name="RegexpSingleline">
-        <!-- Checks that TODOs don't have stuff in parenthesis, e.g., username. -->
-        <property name="format" value="((//.*)|(\*.*))TODO\(" />
-        <property name="message" value="TODO comments must not include usernames." />
-        <property name="severity" value="error" />
-    </module>
-
-    <module name="RegexpSingleline">
-        <property name="format" value="\s+$"/>
-        <property name="message" value="Trailing whitespace"/>
-        <property name="severity" value="error"/>
-    </module>
+        IMPORT CHECKS
 
-    <module name="RegexpSingleline">
-        <property name="format" value="Throwables.propagate\("/>
-        <property name="message" value="Throwables.propagate is deprecated"/>
-        <property name="severity" value="error"/>
+        -->
+    <module name="RedundantImport">
+      <!-- Checks for redundant import statements. -->
+      <property name="severity" value="error"/>
+      <message key="import.redundancy" value="Redundant import {0}."/>
     </module>
-
-    <!-- Prevent *Tests.java as tools may not pick them up -->
-    <module name="RegexpOnFilename">
-        <property name="fileNamePattern" value=".*Tests\.java$" />
+    <module name="ImportOrder">
+      <property name="severity" value="error"/>
+      <!-- This ensures that static imports go first. -->
+      <property name="option" value="top"/>
+      <property name="sortStaticImportsAlphabetically" value="true"/>
+      <property name="tokens" value="STATIC_IMPORT, IMPORT"/>
+      <message key="import.ordering" value="Import {0} appears after other imports that it should precede"/>
     </module>
-
-    <!-- Allow use of comment to suppress javadocstyle -->
-    <module name="SuppressionCommentFilter">
-        <property name="offCommentFormat" value="CHECKSTYLE.OFF\: ([\w\|]+)"/>
-        <property name="onCommentFormat" value="CHECKSTYLE.ON\: ([\w\|]+)"/>
-        <property name="checkFormat" value="$1"/>
+    <module name="AvoidStarImport">
+      <property name="severity" value="error"/>
     </module>
-    <module name="SuppressionFilter">
-        <property name="file" value="${config_loc}/suppressions.xml" default="./buildtools/src/main/resources/bookkeeper/suppressions.xml" />
+    <module name="IllegalImport">
+      <property name="illegalPkgs" value="com.google.common.base.Charsets, autovalue.shaded, avro.shaded, bk-shade, com.google.api.client.repackaged, com.google.appengine.repackaged, io.netty.util.internal"/>
     </module>
-
-    <!-- Check that every module has a package-info.java -->
-    <module name="JavadocPackage"/>
-
-    <!-- All Java AST specific tests live under TreeWalker module. -->
-    <module name="TreeWalker">
-
-        <module name="TodoComment">
-            <!-- Checks that disallowed strings are not used in comments.  -->
-            <property name="format" value="(FIXME)|(XXX)|(@author)" />
-        </module>
-
-        <!--
-
-        IMPORT CHECKS
-
-        -->
-
-        <module name="RedundantImport">
-            <!-- Checks for redundant import statements. -->
-            <property name="severity" value="error"/>
-            <message key="import.redundancy"
-                     value="Redundant import {0}."/>
-        </module>
-
-        <module name="ImportOrder">
-            <property name="severity" value="error"/>
-            <!-- This ensures that static imports go first. -->
-            <property name="option" value="top"/>
-            <property name="sortStaticImportsAlphabetically" value="true"/>
-            <property name="tokens" value="STATIC_IMPORT, IMPORT"/>
-            <message key="import.ordering"
-                     value="Import {0} appears after other imports that it should precede"/>
-        </module>
-
-        <module name="AvoidStarImport">
-            <property name="severity" value="error"/>
-        </module>
-
-        <module name="IllegalImport">
-            <property name="illegalPkgs" value="com.google.common.base.Charsets, autovalue.shaded, avro.shaded, bk-shade, com.google.api.client.repackaged, com.google.appengine.repackaged, io.netty.util.internal"/>
-        </module>
-
-        <module name="RedundantModifier">
-            <!-- Checks for redundant modifiers on various symbol definitions.
+    <module name="RedundantModifier">
+      <!-- Checks for redundant modifiers on various symbol definitions.
               See: http://checkstyle.sourceforge.net/config_modifier.html#RedundantModifier
             -->
-            <property name="tokens" value="METHOD_DEF, VARIABLE_DEF, ANNOTATION_FIELD_DEF, INTERFACE_DEF, CLASS_DEF, ENUM_DEF"/>
-        </module>
-
-        <!--
+      <property name="tokens" value="METHOD_DEF, VARIABLE_DEF, ANNOTATION_FIELD_DEF, INTERFACE_DEF, CLASS_DEF, ENUM_DEF"/>
+    </module>
+    <!--
             IllegalImport cannot blacklist classes, and c.g.api.client.util is used for some shaded
             code and some useful code. So we need to fall back to Regexp.
         -->
-        <module name="RegexpSinglelineJava">
-            <property name="format" value="com\.google\.api\.client\.util\.(ByteStreams|Charsets|Collections2|Joiner|Lists|Maps|Objects|Preconditions|Sets|Strings|Throwables)"/>
-        </module>
-
-        <!--
+    <module name="RegexpSinglelineJava">
+      <property name="format" value="com\.google\.api\.client\.util\.(ByteStreams|Charsets|Collections2|Joiner|Lists|Maps|Objects|Preconditions|Sets|Strings|Throwables)"/>
+    </module>
+    <!--
              Require static importing from Preconditions.
         -->
-        <module name="RegexpSinglelineJava">
-            <property name="format" value="^import com.google.common.base.Preconditions;$"/>
-            <property name="message" value="Static import functions from Guava Preconditions"/>
-        </module>
-
-        <module name="UnusedImports">
-            <property name="severity" value="error"/>
-            <property name="processJavadoc" value="true"/>
-            <message key="import.unused"
-                     value="Unused import: {0}."/>
-        </module>
-
-        <!--
+    <module name="RegexpSinglelineJava">
+      <property name="format" value="^import com.google.common.base.Preconditions;$"/>
+      <property name="message" value="Static import functions from Guava Preconditions"/>
+    </module>
+    <module name="UnusedImports">
+      <property name="severity" value="error"/>
+      <property name="processJavadoc" value="true"/>
+      <message key="import.unused" value="Unused import: {0}."/>
+    </module>
+    <!--
 
         JAVADOC CHECKS
 
         -->
-
-        <!-- Checks for Javadoc comments.                     -->
-        <!-- See http://checkstyle.sf.net/config_javadoc.html -->
-        <module name="JavadocMethod">
-            <property name="scope" value="protected"/>
-            <property name="severity" value="error"/>
-            <property name="allowMissingJavadoc" value="true"/>
-            <property name="allowMissingParamTags" value="true"/>
-            <property name="allowMissingReturnTag" value="true"/>
-            <property name="allowMissingThrowsTags" value="true"/>
-            <property name="allowThrowsTagsForSubclasses" value="true"/>
-            <property name="allowUndeclaredRTE" value="true"/>
-        </module>
-
-        <!-- Check that paragraph tags are used correctly in Javadoc. -->
-        <module name="JavadocParagraph"/>
-
-        <module name="JavadocType">
-            <property name="scope" value="protected"/>
-            <property name="severity" value="error"/>
-            <property name="allowMissingParamTags" value="true"/>
-        </module>
-
-        <module name="JavadocStyle">
-            <property name="severity" value="error"/>
-            <property name="checkHtml" value="true"/>
-        </module>
-
-        <!--
+    <!-- Checks for Javadoc comments.                     -->
+    <!-- See http://checkstyle.sf.net/config_javadoc.html -->
+    <module name="JavadocMethod">
+      <property name="scope" value="protected"/>
+      <property name="severity" value="error"/>
+      <property name="allowMissingJavadoc" value="true"/>
+      <property name="allowMissingParamTags" value="true"/>
+      <property name="allowMissingReturnTag" value="true"/>
+      <property name="allowMissingThrowsTags" value="true"/>
+      <property name="allowThrowsTagsForSubclasses" value="true"/>
+      <property name="allowUndeclaredRTE" value="true"/>
+    </module>
+    <!-- Check that paragraph tags are used correctly in Javadoc. -->
+    <module name="JavadocParagraph"/>
+    <module name="JavadocType">
+      <property name="scope" value="protected"/>
+      <property name="severity" value="error"/>
+      <property name="allowMissingParamTags" value="true"/>
+    </module>
+    <module name="JavadocStyle">
+      <property name="severity" value="error"/>
+      <property name="checkHtml" value="true"/>
+    </module>
+    <!--
 
         NAMING CHECKS
 
         -->
-
-        <!-- Item 38 - Adhere to generally accepted naming conventions -->
-
-        <module name="PackageName">
-            <!-- Validates identifiers for package names against the
+    <!-- Item 38 - Adhere to generally accepted naming conventions -->
+    <module name="PackageName">
+      <!-- Validates identifiers for package names against the
               supplied expression. -->
-            <!-- Here the default checkstyle rule restricts package name parts to
+      <!-- Here the default checkstyle rule restricts package name parts to
               seven characters, this is not in line with common practice at Google.
             -->
-            <property name="format" value="^[a-z]+(\.[a-z][a-z0-9]{1,})*$"/>
-            <property name="severity" value="error"/>
-        </module>
-
-        <module name="TypeNameCheck">
-            <!-- Validates static, final fields against the
+      <property name="format" value="^[a-z]+(\.[a-z][a-z0-9]{1,})*$"/>
+      <property name="severity" value="error"/>
+    </module>
+    <module name="TypeNameCheck">
+      <!-- Validates static, final fields against the
             expression "^[A-Z][a-zA-Z0-9]*$". -->
-            <metadata name="altname" value="TypeName"/>
-            <property name="severity" value="error"/>
-        </module>
-
-        <module name="ConstantNameCheck">
-            <!-- Validates non-private, static, final fields against the supplied
+      <metadata name="altname" value="TypeName"/>
+      <property name="severity" value="error"/>
+    </module>
+    <module name="ConstantNameCheck">
+      <!-- Validates non-private, static, final fields against the supplied
             public/package final fields "^[A-Z][A-Z0-9]*(_[A-Z0-9]+)*$". -->
-            <metadata name="altname" value="ConstantName"/>
-            <property name="applyToPublic" value="true"/>
-            <property name="applyToProtected" value="true"/>
-            <property name="applyToPackage" value="true"/>
-            <property name="applyToPrivate" value="false"/>
-            <property name="format" value="^([A-Z][A-Za-z0-9_]*|FLAG_.*)$"/>
-            <message key="name.invalidPattern"
-                     value="Variable ''{0}'' should be in ALL_CAPS (if it is a constant) or be private (otherwise)."/>
-            <property name="severity" value="error"/>
-        </module>
-
-        <module name="StaticVariableNameCheck">
-            <!-- Validates static, non-final fields against the supplied
+      <metadata name="altname" value="ConstantName"/>
+      <property name="applyToPublic" value="true"/>
+      <property name="applyToProtected" value="true"/>
+      <property name="applyToPackage" value="true"/>
+      <property name="applyToPrivate" value="false"/>
+      <property name="format" value="^([A-Z][A-Za-z0-9_]*|FLAG_.*)$"/>
+      <message key="name.invalidPattern" value="Variable ''{0}'' should be in ALL_CAPS (if it is a constant) or be private (otherwise)."/>
+      <property name="severity" value="error"/>
+    </module>
+    <module name="StaticVariableNameCheck">
+      <!-- Validates static, non-final fields against the supplied
             expression "^[a-z][a-zA-Z0-9]*_?$". -->
-            <metadata name="altname" value="StaticVariableName"/>
-            <property name="applyToPublic" value="true"/>
-            <property name="applyToProtected" value="true"/>
-            <property name="applyToPackage" value="true"/>
-            <property name="applyToPrivate" value="true"/>
-            <property name="format" value="^[a-z][a-zA-Z0-9]*_?$"/>
-            <property name="severity" value="error"/>
-        </module>
-
-        <module name="MemberNameCheck">
-            <!-- Validates non-static members against the supplied expression. -->
-            <metadata name="altname" value="MemberName"/>
-            <property name="applyToPublic" value="true"/>
-            <property name="applyToProtected" value="true"/>
-            <property name="applyToPackage" value="true"/>
-            <property name="applyToPrivate" value="true"/>
-            <property name="format" value="^[a-z][a-zA-Z0-9]*$"/>
-            <property name="severity" value="error"/>
-        </module>
-
-        <module name="MethodNameCheck">
-            <!-- Validates identifiers for method names. -->
-            <metadata name="altname" value="MethodName"/>
-            <property name="format" value="(^[a-z][a-zA-Z0-9]*(_[a-zA-Z0-9]+)*$|Void)"/>
-            <property name="severity" value="error"/>
-        </module>
-
-        <module name="ParameterName">
-            <!-- Validates identifiers for method parameters against the
+      <metadata name="altname" value="StaticVariableName"/>
+      <property name="applyToPublic" value="true"/>
+      <property name="applyToProtected" value="true"/>
+      <property name="applyToPackage" value="true"/>
+      <property name="applyToPrivate" value="true"/>
+      <property name="format" value="^[a-z][a-zA-Z0-9]*_?$"/>
+      <property name="severity" value="error"/>
+    </module>
+    <module name="MemberNameCheck">
+      <!-- Validates non-static members against the supplied expression. -->
+      <metadata name="altname" value="MemberName"/>
+      <property name="applyToPublic" value="true"/>
+      <property name="applyToProtected" value="true"/>
+      <property name="applyToPackage" value="true"/>
+      <property name="applyToPrivate" value="true"/>
+      <property name="format" value="^[a-z][a-zA-Z0-9]*$"/>
+      <property name="severity" value="error"/>
+    </module>
+    <module name="MethodNameCheck">
+      <!-- Validates identifiers for method names. -->
+      <metadata name="altname" value="MethodName"/>
+      <property name="format" value="(^[a-z][a-zA-Z0-9]*(_[a-zA-Z0-9]+)*$|Void)"/>
+      <property name="severity" value="error"/>
+    </module>
+    <module name="ParameterName">
+      <!-- Validates identifiers for method parameters against the
               expression "^[a-z][a-zA-Z0-9]*$". -->
-            <property name="severity" value="error"/>
-        </module>
-
-        <module name="LocalFinalVariableName">
-            <!-- Validates identifiers for local final variables against the
+      <property name="severity" value="error"/>
+    </module>
+    <module name="LocalFinalVariableName">
+      <!-- Validates identifiers for local final variables against the
               expression "^[a-z][a-zA-Z0-9]*$". -->
-            <property name="severity" value="error"/>
-        </module>
-
-        <module name="LocalVariableName">
-            <!-- Validates identifiers for local variables against the
+      <property name="severity" value="error"/>
+    </module>
+    <module name="LocalVariableName">
+      <!-- Validates identifiers for local variables against the
               expression "^[a-z][a-zA-Z0-9]*$". -->
-            <property name="severity" value="error"/>
-        </module>
-
-        <!-- Type parameters must be either one of the four blessed letters
+      <property name="severity" value="error"/>
+    </module>
+    <!-- Type parameters must be either one of the four blessed letters
         T, K, V, W, X or else be capital-case terminated with a T,
         such as MyGenericParameterT -->
-        <module name="ClassTypeParameterName">
-            <property name="format" value="^(((T|K|V|W|X|R)[0-9]*)|([A-Z][a-z][a-zA-Z]*))$"/>
-            <property name="severity" value="error"/>
-        </module>
-
-        <module name="MethodTypeParameterName">
-            <property name="format" value="^(((T|K|V|W|X|R)[0-9]*)|([A-Z][a-z][a-zA-Z]*T))$"/>
-            <property name="severity" value="error"/>
-        </module>
-
-        <module name="InterfaceTypeParameterName">
-            <property name="format" value="^(((T|K|V|W|X|R)[0-9]*)|([A-Z][a-z][a-zA-Z]*T))$"/>
-            <property name="severity" value="error"/>
-        </module>
-
-        <!--
+    <module name="ClassTypeParameterName">
+      <property name="format" value="^(((T|K|V|W|X|R)[0-9]*)|([A-Z][a-z][a-zA-Z]*))$"/>
+      <property name="severity" value="error"/>
+    </module>
+    <module name="MethodTypeParameterName">
+      <property name="format" value="^(((T|K|V|W|X|R)[0-9]*)|([A-Z][a-z][a-zA-Z]*T))$"/>
+      <property name="severity" value="error"/>
+    </module>
+    <module name="InterfaceTypeParameterName">
+      <property name="format" value="^(((T|K|V|W|X|R)[0-9]*)|([A-Z][a-z][a-zA-Z]*T))$"/>
+      <property name="severity" value="error"/>
+    </module>
+    <!--
 
         LENGTH and CODING CHECKS
 
         -->
-
-        <module name="LineLength">
-            <!-- Checks if a line is too long. -->
-            <property name="max" value="120"/>
-            <property name="severity" value="error"/>
-
-            <!--
+    <module name="LineLength">
+      <!-- Checks if a line is too long. -->
+      <property name="max" value="120"/>
+      <property name="severity" value="error"/>
+      <!--
               The default ignore pattern exempts the following elements:
                 - import statements
                 - long URLs inside comments
             -->
-
-            <property name="ignorePattern"
-                      value="^(package .*;\s*)|(import .*;\s*)|( *\* .*https?://.*)$"/>
-        </module>
-
-        <module name="LeftCurly">
-            <!-- Checks for placement of the left curly brace ('{'). -->
-            <property name="severity" value="error"/>
-        </module>
-
-        <module name="RightCurly">
-            <!-- Checks right curlies on CATCH, ELSE, and TRY blocks are on
+      <property name="ignorePattern" value="^(package .*;\s*)|(import .*;\s*)|( *\* .*https?://.*)$"/>
+    </module>
+    <module name="LeftCurly">
+      <!-- Checks for placement of the left curly brace ('{'). -->
+      <property name="severity" value="error"/>
+    </module>
+    <module name="RightCurly">
+      <!-- Checks right curlies on CATCH, ELSE, and TRY blocks are on
             the same line. e.g., the following example is fine:
             <pre>
               if {
@@ -308,7 +256,7 @@ page at http://checkstyle.sourceforge.net/config.html -->
               } else
             </pre>
             -->
-            <!-- This next example is not fine:
+      <!-- This next example is not fine:
             <pre>
               if {
                 ...
@@ -316,129 +264,100 @@ page at http://checkstyle.sourceforge.net/config.html -->
               else
             </pre>
             -->
-            <property name="option" value="same"/>
-            <property name="severity" value="error"/>
-        </module>
-
-        <!-- Checks for braces around if and else blocks -->
-        <module name="NeedBraces">
-            <property name="severity" value="error"/>
-            <property name="tokens" value="LITERAL_IF, LITERAL_ELSE, LITERAL_FOR, LITERAL_WHILE, LITERAL_DO"/>
-        </module>
-
-        <module name="UpperEll">
-            <!-- Checks that long constants are defined with an upper ell.-->
-            <property name="severity" value="error"/>
-        </module>
-
-        <module name="FallThrough">
-            <!-- Warn about falling through to the next case statement.  Similar to
+      <property name="option" value="same"/>
+      <property name="severity" value="error"/>
+    </module>
+    <!-- Checks for braces around if and else blocks -->
+    <module name="NeedBraces">
+      <property name="severity" value="error"/>
+      <property name="tokens" value="LITERAL_IF, LITERAL_ELSE, LITERAL_FOR, LITERAL_WHILE, LITERAL_DO"/>
+    </module>
+    <module name="UpperEll">
+      <!-- Checks that long constants are defined with an upper ell.-->
+      <property name="severity" value="error"/>
+    </module>
+    <module name="FallThrough">
+      <!-- Warn about falling through to the next case statement.  Similar to
             javac -Xlint:fallthrough, but the check is suppressed if a single-line comment
             on the last non-blank line preceding the fallen-into case contains 'fall through' (or
             some other variants that we don't publicized to promote consistency).
             -->
-            <property name="reliefPattern"
-                      value="fall through|Fall through|fallthru|Fallthru|falls through|Falls through|fallthrough|Fallthrough|No break|NO break|no break|continue on"/>
-            <property name="severity" value="error"/>
-        </module>
-
-        <!-- Checks for over-complicated boolean expressions. -->
-        <module name="SimplifyBooleanExpression"/>
-
-        <!-- Detects empty statements (standalone ";" semicolon). -->
-        <module name="EmptyStatement"/>
-
-        <!--
+      <property name="reliefPattern" value="fall through|Fall through|fallthru|Fallthru|falls through|Falls through|fallthrough|Fallthrough|No break|NO break|no break|continue on"/>
+      <property name="severity" value="error"/>
+    </module>
+    <!-- Checks for over-complicated boolean expressions. -->
+    <module name="SimplifyBooleanExpression"/>
+    <!-- Detects empty statements (standalone ";" semicolon). -->
+    <module name="EmptyStatement"/>
+    <!--
 
         MODIFIERS CHECKS
 
         -->
-
-        <module name="ModifierOrder">
-            <!-- Warn if modifier order is inconsistent with JLS3 8.1.1, 8.3.1, and
+    <module name="ModifierOrder">
+      <!-- Warn if modifier order is inconsistent with JLS3 8.1.1, 8.3.1, and
                  8.4.3.  The prescribed order is:
                  public, protected, private, abstract, static, final, transient, volatile,
                  synchronized, native, strictfp
               -->
-            <property name="severity" value="error"/>
-        </module>
-
-
-        <!--
+      <property name="severity" value="error"/>
+    </module>
+    <!--
 
         WHITESPACE CHECKS
 
         -->
-
-        <module name="WhitespaceAround">
-            <!-- Checks that various tokens are surrounded by whitespace.
+    <module name="WhitespaceAround">
+      <!-- Checks that various tokens are surrounded by whitespace.
                  This includes most binary operators and keywords followed
                  by regular or curly braces.
             -->
-            <property name="tokens" value="ASSIGN, BAND, BAND_ASSIGN, BOR,
-        BOR_ASSIGN, BSR, BSR_ASSIGN, BXOR, BXOR_ASSIGN, COLON, DIV, DIV_ASSIGN,
-        EQUAL, GE, GT, LAND, LE, LITERAL_CATCH, LITERAL_DO, LITERAL_ELSE,
-        LITERAL_FINALLY, LITERAL_FOR, LITERAL_IF, LITERAL_RETURN,
-        LITERAL_SYNCHRONIZED, LITERAL_TRY, LITERAL_WHILE, LOR, LT, MINUS,
-        MINUS_ASSIGN, MOD, MOD_ASSIGN, NOT_EQUAL, PLUS, PLUS_ASSIGN, QUESTION,
-        SL, SL_ASSIGN, SR_ASSIGN, STAR, STAR_ASSIGN"/>
-            <property name="severity" value="error"/>
-        </module>
-
-        <module name="WhitespaceAfter">
-            <!-- Checks that commas, semicolons and typecasts are followed by
+      <property name="tokens" value="ASSIGN, BAND, BAND_ASSIGN, BOR,         BOR_ASSIGN, BSR, BSR_ASSIGN, BXOR, BXOR_ASSIGN, COLON, DIV, DIV_ASSIGN,         EQUAL, GE, GT, LAND, LE, LITERAL_CATCH, LITERAL_DO, LITERAL_ELSE,         LITERAL_FINALLY, LITERAL_FOR, LITERAL_IF, LITERAL_RETURN,         LITERAL_SYNCHRONIZED, LITERAL_TRY, LITERAL_WHILE, LOR, LT, MINUS,         MINUS_ASSIGN, MOD, MOD_ASSIGN, NOT_EQUAL, PLUS, PLUS_ASSIGN, QUESTION,         SL, SL_ASSIGN, SR_ASSIGN, STAR, STAR_ASSIGN"/>
+      <property name="severity" value="error"/>
+    </module>
+    <module name="WhitespaceAfter">
+      <!-- Checks that commas, semicolons and typecasts are followed by
                  whitespace.
             -->
-            <property name="tokens" value="COMMA, SEMI, TYPECAST"/>
-        </module>
-
-        <module name="NoWhitespaceAfter">
-            <!-- Checks that there is no whitespace after various unary operators.
+      <property name="tokens" value="COMMA, SEMI, TYPECAST"/>
+    </module>
+    <module name="NoWhitespaceAfter">
+      <!-- Checks that there is no whitespace after various unary operators.
                  Linebreaks are allowed.
             -->
-            <property name="tokens" value="BNOT, DEC, DOT, INC, LNOT, UNARY_MINUS,
-        UNARY_PLUS"/>
-            <property name="allowLineBreaks" value="true"/>
-            <property name="severity" value="error"/>
-        </module>
-
-        <module name="NoWhitespaceBefore">
-            <!-- Checks that there is no whitespace before various unary operators.
+      <property name="tokens" value="BNOT, DEC, DOT, INC, LNOT, UNARY_MINUS,         UNARY_PLUS"/>
+      <property name="allowLineBreaks" value="true"/>
+      <property name="severity" value="error"/>
+    </module>
+    <module name="NoWhitespaceBefore">
+      <!-- Checks that there is no whitespace before various unary operators.
                  Linebreaks are allowed.
             -->
-            <property name="tokens" value="SEMI, DOT, POST_DEC, POST_INC"/>
-            <property name="allowLineBreaks" value="true"/>
-            <property name="severity" value="error"/>
-        </module>
-
-        <module name="OperatorWrap">
-            <!-- Checks that operators like + and ? appear at newlines rather than
+      <property name="tokens" value="SEMI, DOT, POST_DEC, POST_INC"/>
+      <property name="allowLineBreaks" value="true"/>
+      <property name="severity" value="error"/>
+    </module>
+    <module name="OperatorWrap">
+      <!-- Checks that operators like + and ? appear at newlines rather than
                  at the end of the previous line.
             -->
-            <property name="option" value="NL"/>
-            <property name="tokens" value="BAND, BOR, BSR, BXOR, DIV, EQUAL,
-        GE, GT, LAND, LE, LITERAL_INSTANCEOF, LOR, LT, MINUS, MOD,
-        NOT_EQUAL, PLUS, QUESTION, SL, SR, STAR "/>
-        </module>
-
-        <module name="OperatorWrap">
-            <!-- Checks that assignment operators are at the end of the line. -->
-            <property name="option" value="eol"/>
-            <property name="tokens" value="ASSIGN"/>
-        </module>
-
-        <module name="ParenPad">
-            <!-- Checks that there is no whitespace before close parens or after
+      <property name="option" value="NL"/>
+      <property name="tokens" value="BAND, BOR, BSR, BXOR, DIV, EQUAL,         GE, GT, LAND, LE, LITERAL_INSTANCEOF, LOR, LT, MINUS, MOD,         NOT_EQUAL, PLUS, QUESTION, SL, SR, STAR "/>
+    </module>
+    <module name="OperatorWrap">
+      <!-- Checks that assignment operators are at the end of the line. -->
+      <property name="option" value="eol"/>
+      <property name="tokens" value="ASSIGN"/>
+    </module>
+    <module name="ParenPad">
+      <!-- Checks that there is no whitespace before close parens or after
                  open parens.
             -->
-            <property name="severity" value="error"/>
-        </module>
-
-        <!-- Required to support SuppressWarningsComment -->
-        <module name="FileContentsHolder"/>
-
-        <!-- Enforces Java style array type definition -->
-        <module name="ArrayTypeStyleCheck"/>
-
+      <property name="severity" value="error"/>
     </module>
+    <!-- Required to support SuppressWarningsComment -->
+    <module name="FileContentsHolder"/>
+    <!-- Enforces Java style array type definition -->
+    <module name="ArrayTypeStyleCheck"/>
+  </module>
 </module>
diff --git a/buildtools/src/main/resources/bookkeeper/findbugsExclude.xml b/buildtools/src/main/resources/bookkeeper/findbugsExclude.xml
index da6867c132d..0d1098550f1 100644
--- a/buildtools/src/main/resources/bookkeeper/findbugsExclude.xml
+++ b/buildtools/src/main/resources/bookkeeper/findbugsExclude.xml
@@ -1,3 +1,4 @@
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
     Licensed to the Apache Software Foundation (ASF) under one
     or more contributor license agreements.  See the NOTICE file
@@ -19,30 +20,30 @@
   <!-- circe-checksum -->
   <Match>
     <!-- imported code -->
-    <Class name="~com\.scurrilous\.circe.*" />
+    <Class name="~com\.scurrilous\.circe.*"/>
   </Match>
   <!-- bookkeeper-common -->
   <Match>
     <Class name="org.apache.bookkeeper.common.util.OrderedScheduler"/>
-    <Method name="submit" />
+    <Method name="submit"/>
     <Bug pattern="NP_PARAMETER_MUST_BE_NONNULL_BUT_MARKED_AS_NULLABLE"/>
   </Match>
   <!-- bookkeeper-proto -->
   <Match>
     <!-- generated code, we can't be held responsible for findbugs in it //-->
-    <Class name="~org\.apache\.bookkeeper\.proto\.DataFormats.*" />
+    <Class name="~org\.apache\.bookkeeper\.proto\.DataFormats.*"/>
   </Match>
   <Match>
     <!-- generated code, we can't be held responsible for findbugs in it //-->
-    <Class name="~org\.apache\.bookkeeper\.proto\.BookkeeperProtocol.*" />
+    <Class name="~org\.apache\.bookkeeper\.proto\.BookkeeperProtocol.*"/>
   </Match>
   <Match>
     <!-- generated code, we can't be held responsible for findbugs in it //-->
-    <Class name="~org\.apache\.bookkeeper\.bookie\.storage\.ldb\.DbLedgerStorageDataFormats.*" />
+    <Class name="~org\.apache\.bookkeeper\.bookie\.storage\.ldb\.DbLedgerStorageDataFormats.*"/>
   </Match>
   <Match>
     <!-- generated code, we can't be held responsible for findbugs in it //-->
-    <Class name="~org\.apache\.bookkeeper\.tests\.generated.*" />
+    <Class name="~org\.apache\.bookkeeper\.tests\.generated.*"/>
   </Match>
   <Match>
     <!-- generated code -->
@@ -51,270 +52,263 @@
   <Match>
     <!-- it is safe to store external bytes reference here. since we are using
          bytes from a slab. //-->
-    <Class name="org.apache.bookkeeper.bookie.EntryKeyValue" />
-    <Bug pattern="EI_EXPOSE_REP2" />
+    <Class name="org.apache.bookkeeper.bookie.EntryKeyValue"/>
+    <Bug pattern="EI_EXPOSE_REP2"/>
   </Match>
   <Match>
     <!-- it is safe to store external bytes reference here. since we are using
          bytes from a slab. //-->
-    <Class name="org.apache.bookkeeper.bookie.EntryKeyValue" />
-    <Method name="getBuffer" />
-    <Bug pattern="EI_EXPOSE_REP" />
+    <Class name="org.apache.bookkeeper.bookie.EntryKeyValue"/>
+    <Method name="getBuffer"/>
+    <Bug pattern="EI_EXPOSE_REP"/>
   </Match>
   <Match>
     <!-- https://github.com/spotbugs/spotbugs/issues/259 -->
-    <Class name="org.apache.bookkeeper.bookie.InterleavedLedgerStorage" />
-    <Method name="getLastAddConfirmed" />
-    <Bug pattern="RCN_REDUNDANT_NULLCHECK_OF_NONNULL_VALUE" />
+    <Class name="org.apache.bookkeeper.bookie.InterleavedLedgerStorage"/>
+    <Method name="getLastAddConfirmed"/>
+    <Bug pattern="RCN_REDUNDANT_NULLCHECK_OF_NONNULL_VALUE"/>
   </Match>
   <Match>
-    <Class name="org.apache.bookkeeper.auth.AuthToken" />
-    <Method name="getData" />
-    <Bug pattern="EI_EXPOSE_REP" />
+    <Class name="org.apache.bookkeeper.auth.AuthToken"/>
+    <Method name="getData"/>
+    <Bug pattern="EI_EXPOSE_REP"/>
   </Match>
   <Match>
-    <Class name="org.apache.bookkeeper.client.LedgerEntry" />
-    <Bug pattern="NM_SAME_SIMPLE_NAME_AS_INTERFACE" />
+    <Class name="org.apache.bookkeeper.client.LedgerEntry"/>
+    <Bug pattern="NM_SAME_SIMPLE_NAME_AS_INTERFACE"/>
   </Match>
   <Match>
-    <Class name="org.apache.bookkeeper.client.LedgerMetadata" />
-    <Bug pattern="NM_SAME_SIMPLE_NAME_AS_INTERFACE" />
+    <Class name="org.apache.bookkeeper.client.LedgerMetadata"/>
+    <Bug pattern="NM_SAME_SIMPLE_NAME_AS_INTERFACE"/>
   </Match>
   <Match>
-    <Class name="org.apache.bookkeeper.client.BookKeeper" />
-    <Bug pattern="NM_SAME_SIMPLE_NAME_AS_INTERFACE" />
+    <Class name="org.apache.bookkeeper.client.BookKeeper"/>
+    <Bug pattern="NM_SAME_SIMPLE_NAME_AS_INTERFACE"/>
   </Match>
   <Match>
     <Class name="org.apache.bookkeeper.common.concurrent.FutureUtils"/>
-    <Bug pattern="NP_NULL_PARAM_DEREF_NONVIRTUAL" />
+    <Bug pattern="NP_NULL_PARAM_DEREF_NONVIRTUAL"/>
   </Match>
   <Match>
     <Class name="org.apache.bookkeeper.common.concurrent.FutureUtils$1"/>
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
     <Class name="org.apache.bookkeeper.common.concurrent.FutureUtils"/>
-    <Method name="Void" />
-    <Bug pattern="NM_METHOD_NAMING_CONVENTION" />
+    <Method name="Void"/>
+    <Bug pattern="NM_METHOD_NAMING_CONVENTION"/>
   </Match>
   <Match>
     <Class name="org.apache.bookkeeper.util.MathUtils"/>
-    <Bug pattern="NM_SAME_SIMPLE_NAME_AS_SUPERCLASS" />
+    <Bug pattern="NM_SAME_SIMPLE_NAME_AS_SUPERCLASS"/>
   </Match>
   <Match>
     <Class name="org.apache.bookkeeper.util.SafeRunnable"/>
-    <Bug pattern="NM_SAME_SIMPLE_NAME_AS_INTERFACE" />
+    <Bug pattern="NM_SAME_SIMPLE_NAME_AS_INTERFACE"/>
   </Match>
   <And>
     <Bug category="MT_CORRECTNESS"/>
     <Class name="~org.apache.bookkeeper.util.collections\.[^.]+"/>
   </And>
   <And>
-    <Class name="org.apache.bookkeeper.client.BKException" />
+    <Class name="org.apache.bookkeeper.client.BKException"/>
     <Bug pattern="NM_SAME_SIMPLE_NAME_AS_SUPERCLASS"/>
   </And>
   <And>
-    <Class name="org.apache.bookkeeper.client.BKException$Code" />
+    <Class name="org.apache.bookkeeper.client.BKException$Code"/>
     <Bug pattern="NM_SAME_SIMPLE_NAME_AS_INTERFACE"/>
   </And>
-
   <!-- microbenchmarks -->
   <!-- jmh generated code -->
   <Match>
-    <Class name="~org\.apache\.bookkeeper\.proto\.generated.*" />
+    <Class name="~org\.apache\.bookkeeper\.proto\.generated.*"/>
   </Match>
   <Match>
-    <Class name="~org\.apache\.bookkeeper\.proto\.checksum\.generated.*" />
+    <Class name="~org\.apache\.bookkeeper\.proto\.checksum\.generated.*"/>
   </Match>
   <Match>
-    <Class name="~org\.apache\.bookkeeper\.stats\.generated.*" />
+    <Class name="~org\.apache\.bookkeeper\.stats\.generated.*"/>
   </Match>
   <Match>
-    <Class name="~org\.apache\.bookkeeper\.stats\.codahale\.generated.*" />
+    <Class name="~org\.apache\.bookkeeper\.stats\.codahale\.generated.*"/>
   </Match>
   <Match>
-    <Class name="~org\.apache\.bookkeeper\.common\.generated.*" />
+    <Class name="~org\.apache\.bookkeeper\.common\.generated.*"/>
   </Match>
-
   <!-- modules under stream/ -->
-
   <!-- common -->
   <Match>
-    <Class name="org.apache.bookkeeper.common.hash.MurmurHash" />
+    <Class name="org.apache.bookkeeper.common.hash.MurmurHash"/>
     <Method name="hash64"/>
     <Bug pattern="SF_SWITCH_NO_DEFAULT"/>
   </Match>
-
   <!-- proto -->
   <Match>
-    <Class name="~org.apache.bookkeeper.stream.coder.protobuf.test.*" />
+    <Class name="~org.apache.bookkeeper.stream.coder.protobuf.test.*"/>
   </Match>
   <Match>
-    <Class name="~org.apache.bookkeeper.stream.proto.*" />
+    <Class name="~org.apache.bookkeeper.stream.proto.*"/>
   </Match>
-
   <!-- statelib -->
   <Match>
-    <Class name="~org.apache.bookkeeper.proto.statestore.*" />
+    <Class name="~org.apache.bookkeeper.proto.statestore.*"/>
   </Match>
-
   <!-- Java array itself can be made const but contents for it can always be modified -->
   <Match>
-    <Class name="org.apache.bookkeeper.statelib.impl.Constants" />
+    <Class name="org.apache.bookkeeper.statelib.impl.Constants"/>
     <Bug pattern="MS_MUTABLE_ARRAY"/>
   </Match>
-
   <Match>
     <!-- generated code, we can't be held responsible for findbugs in it //-->
-    <Class name="~org\.apache\.distributedlog\.tests\.generated.*" />
+    <Class name="~org\.apache\.distributedlog\.tests\.generated.*"/>
   </Match>
   <Match>
     <!-- generated code, we can't be held responsible for findbugs in it //-->
-    <Class name="~org\.apache\.distributedlog\.thrift.*" />
+    <Class name="~org\.apache\.distributedlog\.thrift.*"/>
   </Match>
   <!-- distributedlog-benchmark -->
   <Match>
     <!-- generated code, we can't be held responsible for findbugs in it //-->
-    <Class name="~org\.apache\.distributedlog\.benchmark\.thrift.*" />
+    <Class name="~org\.apache\.distributedlog\.benchmark\.thrift.*"/>
   </Match>
   <!-- distributedlog-common -->
   <Match>
     <Class name="org.apache.distributedlog.util.OrderedScheduler"/>
-    <Bug pattern="NM_SAME_SIMPLE_NAME_AS_SUPERCLASS" />
+    <Bug pattern="NM_SAME_SIMPLE_NAME_AS_SUPERCLASS"/>
   </Match>
   <!-- distributedlog-core -->
   <Match>
     <!-- it is safe to store external bytes reference here. //-->
-    <Class name="org.apache.distributedlog.Entry$Builder" />
-    <Method name="setData" />
-    <Bug pattern="EI_EXPOSE_REP2" />
+    <Class name="org.apache.distributedlog.Entry$Builder"/>
+    <Method name="setData"/>
+    <Bug pattern="EI_EXPOSE_REP2"/>
   </Match>
   <Match>
     <!-- it is safe to store external bytes reference here. //-->
-    <Class name="org.apache.distributedlog.Entry" />
-    <Method name="getRawData" />
-    <Bug pattern="EI_EXPOSE_REP" />
+    <Class name="org.apache.distributedlog.Entry"/>
+    <Method name="getRawData"/>
+    <Bug pattern="EI_EXPOSE_REP"/>
   </Match>
   <Match>
-    <Class name="org.apache.distributedlog.BKAsyncLogReader" />
-    <Method name="run" />
-    <Bug pattern="JLM_JSR166_UTILCONCURRENT_MONITORENTER" />
+    <Class name="org.apache.distributedlog.BKAsyncLogReader"/>
+    <Method name="run"/>
+    <Bug pattern="JLM_JSR166_UTILCONCURRENT_MONITORENTER"/>
   </Match>
   <Match>
-    <Class name="org.apache.distributedlog.BKLogReadHandler$1" />
-    <Method name="onSuccess" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.distributedlog.BKLogReadHandler$1"/>
+    <Method name="onSuccess"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.distributedlog.BookKeeperClient$2" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.distributedlog.BookKeeperClient$2"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.distributedlog.ReadUtils" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.distributedlog.ReadUtils"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.distributedlog.ReadUtils$2" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.distributedlog.ReadUtils$2"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.distributedlog.auditor.DLAuditor$2" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.distributedlog.auditor.DLAuditor$2"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.distributedlog.auditor.DLAuditor$8" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.distributedlog.auditor.DLAuditor$8"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.distributedlog.bk.SimpleLedgerAllocator$4" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.distributedlog.bk.SimpleLedgerAllocator$4"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.distributedlog.bk.SimpleLedgerAllocator$4$1" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.distributedlog.bk.SimpleLedgerAllocator$4$1"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.distributedlog.bk.SimpleLedgerAllocator$5" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.distributedlog.bk.SimpleLedgerAllocator$5"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.distributedlog.impl.acl.ZKAccessControl$4" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.distributedlog.impl.acl.ZKAccessControl$4"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.distributedlog.impl.acl.ZKAccessControlManager$1" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.distributedlog.impl.acl.ZKAccessControlManager$1"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.distributedlog.impl.acl.ZKAccessControlManager$1$1" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.distributedlog.impl.acl.ZKAccessControlManager$1$1"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.distributedlog.impl.metadata.ZKLogStreamMetadataStore$1$1" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.distributedlog.impl.metadata.ZKLogStreamMetadataStore$1$1"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.distributedlog.lock.ZKSessionLock" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.distributedlog.lock.ZKSessionLock"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.distributedlog.lock.ZKSessionLock$12" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.distributedlog.lock.ZKSessionLock$12"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.distributedlog.lock.ZKSessionLock$13$1" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.distributedlog.lock.ZKSessionLock$13$1"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.distributedlog.util.Utils" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.distributedlog.util.Utils"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.distributedlog.util.Utils$6" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.distributedlog.util.Utils$6"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <!-- distributedlog-protocol -->
   <Match>
     <!-- it is safe to store external bytes reference here. //-->
-    <Class name="org.apache.distributedlog.LogRecord" />
-    <Bug pattern="EI_EXPOSE_REP2" />
+    <Class name="org.apache.distributedlog.LogRecord"/>
+    <Bug pattern="EI_EXPOSE_REP2"/>
   </Match>
   <Match>
     <!-- it is safe to store external bytes reference here. //-->
-    <Class name="org.apache.distributedlog.LogRecord" />
-    <Method name="getPayload" />
-    <Bug pattern="EI_EXPOSE_REP" />
+    <Class name="org.apache.distributedlog.LogRecord"/>
+    <Method name="getPayload"/>
+    <Bug pattern="EI_EXPOSE_REP"/>
   </Match>
   <!-- distributedlog-proxy-server -->
   <Match>
     <!-- generated code, we can't be held responsible for findbugs in it //-->
-    <Class name="~org\.apache\.distributedlog\.service\.placement\.thrift.*" />
+    <Class name="~org\.apache\.distributedlog\.service\.placement\.thrift.*"/>
   </Match>
   <Match>
     <!-- it is safe to cast exception here. //-->
-    <Class name="org.apache.distributedlog.service.DistributedLogServiceImpl$Stream$2" />
-    <Method name="onFailure" />
-    <Bug pattern="BC_UNCONFIRMED_CAST" />
+    <Class name="org.apache.distributedlog.service.DistributedLogServiceImpl$Stream$2"/>
+    <Method name="onFailure"/>
+    <Bug pattern="BC_UNCONFIRMED_CAST"/>
   </Match>
   <Match>
     <!-- it is safe to cast exception here. //-->
-    <Class name="org.apache.distributedlog.service.stream.BulkWriteOp" />
-    <Method name="isDefiniteFailure" />
-    <Bug pattern="BC_IMPOSSIBLE_INSTANCEOF" />
+    <Class name="org.apache.distributedlog.service.stream.BulkWriteOp"/>
+    <Method name="isDefiniteFailure"/>
+    <Bug pattern="BC_IMPOSSIBLE_INSTANCEOF"/>
   </Match>
   <!-- distributedlog-messaging -->
   <Match>
     <!-- generated code, we can't be held responsible for findbugs in it //-->
-    <Class name="~.*\.TransformedRecord" />
+    <Class name="~.*\.TransformedRecord"/>
   </Match>
   <Match>
     <!-- it is safe to store external bytes reference here. //-->
-    <Class name="org.apache.distributedlog.messaging.PartitionedMultiWriter" />
-    <Bug pattern="EI_EXPOSE_REP2" />
+    <Class name="org.apache.distributedlog.messaging.PartitionedMultiWriter"/>
+    <Bug pattern="EI_EXPOSE_REP2"/>
   </Match>
   <Match>
     <!-- it is safe to store external bytes reference here. //-->
-    <Class name="org.apache.distributedlog.messaging.RRMultiWriter" />
-    <Bug pattern="EI_EXPOSE_REP2" />
+    <Class name="org.apache.distributedlog.messaging.RRMultiWriter"/>
+    <Bug pattern="EI_EXPOSE_REP2"/>
   </Match>
 </FindBugsFilter>
diff --git a/buildtools/src/main/resources/bookkeeper/suppressions.xml b/buildtools/src/main/resources/bookkeeper/suppressions.xml
index a0be7b3e03d..ea39a6b2af4 100644
--- a/buildtools/src/main/resources/bookkeeper/suppressions.xml
+++ b/buildtools/src/main/resources/bookkeeper/suppressions.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
   Licensed under the Apache License, Version 2.0 (the "License");
   you may not use this file except in compliance with the License.
@@ -12,28 +12,23 @@
   See the License for the specific language governing permissions and
   limitations under the License. See accompanying LICENSE file.
 -->
-<!DOCTYPE suppressions PUBLIC
-        "-//Puppy Crawl//DTD Suppressions 1.1//EN"
-        "http://www.puppycrawl.com/dtds/suppressions_1_1.dtd">
-
+<!DOCTYPE suppressions PUBLIC "-//Puppy Crawl//DTD Suppressions 1.1//EN" "http://www.puppycrawl.com/dtds/suppressions_1_1.dtd">
 <suppressions>
-    <suppress checks="JavadocPackage" files=".*[\\/]src[\\/]test[\\/].*"/>
-    <suppress checks="JavadocPackage" files=".*[\\/]maven-archetypes[\\/].*"/>
-    <suppress checks="JavadocPackage" files=".*[\\/]examples[\\/].*"/>
-
-    <!-- suppress all checks in the generated directories -->
-    <suppress checks=".*" files=".+[\\/]generated[\\/].+\.java" />
-    <suppress checks=".*" files=".+[\\/]generated-sources[\\/].+\.java" />
-    <suppress checks=".*" files=".+[\\/]generated-test-sources[\\/].+\.java" />
-    <suppress checks=".*" files=".+[\\/]Murmur3.java" />
-
-    <!-- suppress all checks in the copied code -->
-    <suppress checks=".*" files=".+[\\/]com[\\/]scurrilous[\\/]circe[\\/].+\.java" />
-    <suppress checks="AvoidStarImport" files=".*[\\/]distributedlog[\\/].*"/>
-    <suppress checks="StaticVariableName" files=".*[\\/]distributedlog[\\/].*"/>
-    <suppress checks="LocalVariableName" files=".*[\\/]distributedlog[\\/].*"/>
-    <suppress checks="LocalFinalVariableName" files=".*[\\/]distributedlog[\\/].*"/>
-    <suppress checks="MemberName" files=".*[\\/]distributedlog[\\/].*"/>
-    <!-- suppress all checks in the generated directories -->
-    <suppress checks=".*" files=".*[\\/]thrift[\\/].*"/>
+  <suppress checks="JavadocPackage" files=".*[\\/]src[\\/]test[\\/].*"/>
+  <suppress checks="JavadocPackage" files=".*[\\/]maven-archetypes[\\/].*"/>
+  <suppress checks="JavadocPackage" files=".*[\\/]examples[\\/].*"/>
+  <!-- suppress all checks in the generated directories -->
+  <suppress checks=".*" files=".+[\\/]generated[\\/].+\.java"/>
+  <suppress checks=".*" files=".+[\\/]generated-sources[\\/].+\.java"/>
+  <suppress checks=".*" files=".+[\\/]generated-test-sources[\\/].+\.java"/>
+  <suppress checks=".*" files=".+[\\/]Murmur3.java"/>
+  <!-- suppress all checks in the copied code -->
+  <suppress checks=".*" files=".+[\\/]com[\\/]scurrilous[\\/]circe[\\/].+\.java"/>
+  <suppress checks="AvoidStarImport" files=".*[\\/]distributedlog[\\/].*"/>
+  <suppress checks="StaticVariableName" files=".*[\\/]distributedlog[\\/].*"/>
+  <suppress checks="LocalVariableName" files=".*[\\/]distributedlog[\\/].*"/>
+  <suppress checks="LocalFinalVariableName" files=".*[\\/]distributedlog[\\/].*"/>
+  <suppress checks="MemberName" files=".*[\\/]distributedlog[\\/].*"/>
+  <!-- suppress all checks in the generated directories -->
+  <suppress checks=".*" files=".*[\\/]thrift[\\/].*"/>
 </suppressions>
diff --git a/buildtools/src/main/resources/distributedlog/findbugsExclude.xml b/buildtools/src/main/resources/distributedlog/findbugsExclude.xml
index f85686fcb75..c65a7a45b3a 100644
--- a/buildtools/src/main/resources/distributedlog/findbugsExclude.xml
+++ b/buildtools/src/main/resources/distributedlog/findbugsExclude.xml
@@ -1,3 +1,4 @@
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
     Licensed to the Apache Software Foundation (ASF) under one
     or more contributor license agreements.  See the NOTICE file
@@ -18,155 +19,155 @@
 <FindBugsFilter>
   <Match>
     <!-- generated code, we can't be held responsible for findbugs in it //-->
-    <Class name="~org\.apache\.distributedlog\.tests\.generated.*" />
+    <Class name="~org\.apache\.distributedlog\.tests\.generated.*"/>
   </Match>
   <Match>
     <!-- generated code, we can't be held responsible for findbugs in it //-->
-    <Class name="~org\.apache\.distributedlog\.thrift.*" />
+    <Class name="~org\.apache\.distributedlog\.thrift.*"/>
   </Match>
   <!-- distributedlog-benchmark -->
   <Match>
     <!-- generated code, we can't be held responsible for findbugs in it //-->
-    <Class name="~org\.apache\.distributedlog\.benchmark\.thrift.*" />
+    <Class name="~org\.apache\.distributedlog\.benchmark\.thrift.*"/>
   </Match>
   <!-- distributedlog-common -->
   <Match>
     <Class name="org.apache.distributedlog.util.OrderedScheduler"/>
-    <Bug pattern="NM_SAME_SIMPLE_NAME_AS_SUPERCLASS" />
+    <Bug pattern="NM_SAME_SIMPLE_NAME_AS_SUPERCLASS"/>
   </Match>
   <!-- distributedlog-core -->
   <Match>
     <!-- it is safe to store external bytes reference here. //-->
-    <Class name="org.apache.distributedlog.Entry$Builder" />
-    <Method name="setData" />
-    <Bug pattern="EI_EXPOSE_REP2" />
+    <Class name="org.apache.distributedlog.Entry$Builder"/>
+    <Method name="setData"/>
+    <Bug pattern="EI_EXPOSE_REP2"/>
   </Match>
   <Match>
     <!-- it is safe to store external bytes reference here. //-->
-    <Class name="org.apache.distributedlog.Entry" />
-    <Method name="getRawData" />
-    <Bug pattern="EI_EXPOSE_REP" />
+    <Class name="org.apache.distributedlog.Entry"/>
+    <Method name="getRawData"/>
+    <Bug pattern="EI_EXPOSE_REP"/>
   </Match>
   <Match>
-    <Class name="org.apache.distributedlog.BKAsyncLogReader" />
-    <Method name="run" />
-    <Bug pattern="JLM_JSR166_UTILCONCURRENT_MONITORENTER" />
+    <Class name="org.apache.distributedlog.BKAsyncLogReader"/>
+    <Method name="run"/>
+    <Bug pattern="JLM_JSR166_UTILCONCURRENT_MONITORENTER"/>
   </Match>
   <Match>
-    <Class name="org.apache.distributedlog.BKLogReadHandler$1" />
-    <Method name="onSuccess" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.distributedlog.BKLogReadHandler$1"/>
+    <Method name="onSuccess"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.distributedlog.BookKeeperClient$2" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.distributedlog.BookKeeperClient$2"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.distributedlog.ReadUtils" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.distributedlog.ReadUtils"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.distributedlog.ReadUtils$2" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.distributedlog.ReadUtils$2"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.distributedlog.auditor.DLAuditor$2" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.distributedlog.auditor.DLAuditor$2"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.distributedlog.auditor.DLAuditor$8" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.distributedlog.auditor.DLAuditor$8"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.distributedlog.bk.SimpleLedgerAllocator$4" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.distributedlog.bk.SimpleLedgerAllocator$4"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.distributedlog.bk.SimpleLedgerAllocator$4$1" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.distributedlog.bk.SimpleLedgerAllocator$4$1"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.distributedlog.bk.SimpleLedgerAllocator$5" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.distributedlog.bk.SimpleLedgerAllocator$5"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.distributedlog.impl.acl.ZKAccessControl$4" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.distributedlog.impl.acl.ZKAccessControl$4"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.distributedlog.impl.acl.ZKAccessControlManager$1" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.distributedlog.impl.acl.ZKAccessControlManager$1"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.distributedlog.impl.acl.ZKAccessControlManager$1$1" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.distributedlog.impl.acl.ZKAccessControlManager$1$1"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.distributedlog.impl.metadata.ZKLogStreamMetadataStore$1$1" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.distributedlog.impl.metadata.ZKLogStreamMetadataStore$1$1"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.distributedlog.lock.ZKSessionLock" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.distributedlog.lock.ZKSessionLock"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.distributedlog.lock.ZKSessionLock$12" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.distributedlog.lock.ZKSessionLock$12"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.distributedlog.lock.ZKSessionLock$13$1" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.distributedlog.lock.ZKSessionLock$13$1"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.distributedlog.util.Utils" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.distributedlog.util.Utils"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.distributedlog.util.Utils$6" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.distributedlog.util.Utils$6"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <!-- distributedlog-protocol -->
   <Match>
     <!-- it is safe to store external bytes reference here. //-->
-    <Class name="org.apache.distributedlog.LogRecord" />
-    <Bug pattern="EI_EXPOSE_REP2" />
+    <Class name="org.apache.distributedlog.LogRecord"/>
+    <Bug pattern="EI_EXPOSE_REP2"/>
   </Match>
   <Match>
     <!-- it is safe to store external bytes reference here. //-->
-    <Class name="org.apache.distributedlog.LogRecord" />
-    <Method name="getPayload" />
-    <Bug pattern="EI_EXPOSE_REP" />
+    <Class name="org.apache.distributedlog.LogRecord"/>
+    <Method name="getPayload"/>
+    <Bug pattern="EI_EXPOSE_REP"/>
   </Match>
   <!-- distributedlog-proxy-server -->
   <Match>
     <!-- generated code, we can't be held responsible for findbugs in it //-->
-    <Class name="~org\.apache\.distributedlog\.service\.placement\.thrift.*" />
+    <Class name="~org\.apache\.distributedlog\.service\.placement\.thrift.*"/>
   </Match>
   <Match>
     <!-- it is safe to cast exception here. //-->
-    <Class name="org.apache.distributedlog.service.DistributedLogServiceImpl$Stream$2" />
-    <Method name="onFailure" />
-    <Bug pattern="BC_UNCONFIRMED_CAST" />
+    <Class name="org.apache.distributedlog.service.DistributedLogServiceImpl$Stream$2"/>
+    <Method name="onFailure"/>
+    <Bug pattern="BC_UNCONFIRMED_CAST"/>
   </Match>
   <Match>
     <!-- it is safe to cast exception here. //-->
-    <Class name="org.apache.distributedlog.service.stream.BulkWriteOp" />
-    <Method name="isDefiniteFailure" />
-    <Bug pattern="BC_IMPOSSIBLE_INSTANCEOF" />
+    <Class name="org.apache.distributedlog.service.stream.BulkWriteOp"/>
+    <Method name="isDefiniteFailure"/>
+    <Bug pattern="BC_IMPOSSIBLE_INSTANCEOF"/>
   </Match>
   <!-- distributedlog-messaging -->
   <Match>
     <!-- generated code, we can't be held responsible for findbugs in it //-->
-    <Class name="~.*\.TransformedRecord" />
+    <Class name="~.*\.TransformedRecord"/>
   </Match>
   <Match>
     <!-- it is safe to store external bytes reference here. //-->
-    <Class name="org.apache.distributedlog.messaging.PartitionedMultiWriter" />
-    <Bug pattern="EI_EXPOSE_REP2" />
+    <Class name="org.apache.distributedlog.messaging.PartitionedMultiWriter"/>
+    <Bug pattern="EI_EXPOSE_REP2"/>
   </Match>
   <Match>
     <!-- it is safe to store external bytes reference here. //-->
-    <Class name="org.apache.distributedlog.messaging.RRMultiWriter" />
-    <Bug pattern="EI_EXPOSE_REP2" />
+    <Class name="org.apache.distributedlog.messaging.RRMultiWriter"/>
+    <Bug pattern="EI_EXPOSE_REP2"/>
   </Match>
 </FindBugsFilter>
diff --git a/buildtools/src/main/resources/distributedlog/suppressions.xml b/buildtools/src/main/resources/distributedlog/suppressions.xml
index 6ee57b1b740..f756d7a3df1 100644
--- a/buildtools/src/main/resources/distributedlog/suppressions.xml
+++ b/buildtools/src/main/resources/distributedlog/suppressions.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
   Licensed under the Apache License, Version 2.0 (the "License");
   you may not use this file except in compliance with the License.
@@ -12,10 +12,7 @@
   See the License for the specific language governing permissions and
   limitations under the License. See accompanying LICENSE file.
 -->
-<!DOCTYPE suppressions PUBLIC
-"-//Puppy Crawl//DTD Suppressions 1.1//EN"
-"http://www.puppycrawl.com/dtds/suppressions_1_1.dtd">
-
+<!DOCTYPE suppressions PUBLIC "-//Puppy Crawl//DTD Suppressions 1.1//EN" "http://www.puppycrawl.com/dtds/suppressions_1_1.dtd">
 <suppressions>
   <suppress checks="JavadocPackage" files=".*[\\/]src[\\/]test[\\/].*"/>
   <suppress checks="JavadocPackage" files=".*[\\/]maven-archetypes[\\/].*"/>
@@ -25,11 +22,9 @@
   <suppress checks="LocalVariableName" files=".*[\\/]distributedlog[\\/].*"/>
   <suppress checks="LocalFinalVariableName" files=".*[\\/]distributedlog[\\/].*"/>
   <suppress checks="MemberName" files=".*[\\/]distributedlog[\\/].*"/>
-
   <!-- suppress all checks in the generated directories -->
   <suppress checks=".*" files=".*[\\/]distributedlog\.thrift[\\/].*"/>
-  <suppress checks=".*" files=".+[\\/]generated[\\/].+\.java" />
-  <suppress checks=".*" files=".+[\\/]generated-sources[\\/].+\.java" />
-  <suppress checks=".*" files=".+[\\/]generated-test-sources[\\/].+\.java" />
+  <suppress checks=".*" files=".+[\\/]generated[\\/].+\.java"/>
+  <suppress checks=".*" files=".+[\\/]generated-sources[\\/].+\.java"/>
+  <suppress checks=".*" files=".+[\\/]generated-test-sources[\\/].+\.java"/>
 </suppressions>
-
diff --git a/buildtools/src/main/resources/ide/eclipse/formatter.xml b/buildtools/src/main/resources/ide/eclipse/formatter.xml
index 01b73dcd996..3112ecea7d1 100644
--- a/buildtools/src/main/resources/ide/eclipse/formatter.xml
+++ b/buildtools/src/main/resources/ide/eclipse/formatter.xml
@@ -1,286 +1,285 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?>
-<!--
-   Licensed to the Apache Software Foundation (ASF) under one or more
-   contributor license agreements.  See the NOTICE file distributed with
-   this work for additional information regarding copyright ownership.
-   The ASF licenses this file to You under the Apache License, Version 2.0
-   (the "License"); you may not use this file except in compliance with
-   the License.  You may obtain a copy of the License at
-
-       http://www.apache.org/licenses/LICENSE-2.0
-
-   Unless required by applicable law or agreed to in writing, software
-   distributed under the License is distributed on an "AS IS" BASIS,
-   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-   See the License for the specific language governing permissions and
-   limitations under the License.
--->
-
-<profiles version="11">
-<profile kind="CodeFormatterProfile" name="BookKeeper" version="11">
-<setting id="org.eclipse.jdt.core.formatter.comment.insert_new_line_before_root_tags" value="insert"/>
-<setting id="org.eclipse.jdt.core.formatter.insert_space_after_comma_in_annotation" value="insert"/>
-<setting id="org.eclipse.jdt.core.formatter.insert_space_before_comma_in_type_parameters" value="do not insert"/>
-<setting id="org.eclipse.jdt.core.formatter.insert_space_before_opening_brace_in_type_declaration" value="insert"/>
-<setting id="org.eclipse.jdt.core.formatter.insert_space_after_comma_in_type_arguments" value="insert"/>
-<setting id="org.eclipse.jdt.core.formatter.brace_position_for_anonymous_type_declaration" value="end_of_line"/>
-<setting id="org.eclipse.jdt.core.formatter.insert_space_before_colon_in_case" value="do not insert"/>
-<setting id="org.eclipse.jdt.core.formatter.insert_space_after_opening_brace_in_array_initializer" value="insert"/>
-<setting id="org.eclipse.jdt.core.formatter.insert_new_line_in_empty_annotation_declaration" value="insert"/>
-<setting id="org.eclipse.jdt.core.formatter.insert_new_line_before_closing_brace_in_array_initializer" value="do not insert"/>
-<setting id="org.eclipse.jdt.core.formatter.insert_space_after_opening_paren_in_annotation" value="do not insert"/>
-<setting id="org.eclipse.jdt.core.formatter.blank_lines_before_field" value="0"/>
-<setting id="org.eclipse.jdt.core.formatter.insert_space_after_opening_paren_in_while" value="do not insert"/>
-<setting id="org.eclipse.jdt.core.formatter.insert_space_between_empty_parens_in_annotation_type_member_declaration" value="do not insert"/>
-<setting id="org.eclipse.jdt.core.formatter.insert_new_line_before_else_in_if_statement" value="do not insert"/>
-<setting id="org.eclipse.jdt.core.formatter.insert_space_after_prefix_operator" value="do not insert"/>
-<setting id="org.eclipse.jdt.core.formatter.keep_else_statement_on_same_line" value="false"/>
-<setting id="org.eclipse.jdt.core.formatter.insert_space_after_ellipsis" value="insert"/>
-<setting id="org.eclipse.jdt.core.formatter.comment.insert_new_line_for_parameter" value="insert"/>
-<setting id="org.eclipse.jdt.core.formatter.insert_space_before_opening_brace_in_annotation_type_declaration" value="insert"/>
-<setting id="org.eclipse.jdt.core.formatter.indent_breaks_compare_to_cases" value="true"/>
-<setting id="org.eclipse.jdt.core.formatter.insert_space_after_at_in_annotation" value="do not insert"/>
-<setting id="org.eclipse.jdt.core.formatter.alignment_for_multiple_fields" value="16"/>
-<setting id="org.eclipse.jdt.core.formatter.alignment_for_expressions_in_array_initializer" value="16"/>
-<setting id="org.eclipse.jdt.core.formatter.alignment_for_conditional_expression" value="80"/>
-<setting id="org.eclipse.jdt.core.formatter.insert_space_before_opening_paren_in_for" value="insert"/>
-<setting id="org.eclipse.jdt.core.formatter.insert_space_after_binary_operator" value="insert"/>
-<setting id="org.eclipse.jdt.core.formatter.insert_space_before_question_in_wildcard" value="do not insert"/>
-<setting id="org.eclipse.jdt.core.formatter.brace_position_for_array_initializer" value="end_of_line"/>
-<setting id="org.eclipse.jdt.core.formatter.insert_space_between_empty_parens_in_enum_constant" value="do not insert"/>
-<setting id="org.eclipse.jdt.core.formatter.insert_new_line_before_finally_in_try_statement" value="do not insert"/>
-<setting id="org.eclipse.jdt.core.formatter.insert_new_line_after_annotation_on_local_variable" value="insert"/>
-<setting id="org.eclipse.jdt.core.formatter.insert_new_line_before_catch_in_try_statement" value="do not insert"/>
-<setting id="org.eclipse.jdt.core.formatter.insert_space_before_opening_paren_in_while" value="insert"/>
-<setting id="org.eclipse.jdt.core.formatter.blank_lines_after_package" value="1"/>
-<setting id="org.eclipse.jdt.core.formatter.insert_space_after_comma_in_type_parameters" value="insert"/>
-<setting id="org.eclipse.jdt.core.formatter.continuation_indentation" value="2"/>
-<setting id="org.eclipse.jdt.core.formatter.insert_space_after_postfix_operator" value="do not insert"/>
-<setting id="org.eclipse.jdt.core.formatter.alignment_for_arguments_in_method_invocation" value="16"/>
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-</profile>
-</profiles>
+<?xml version='1.0' encoding='UTF-8'?>
+<!--
+   Licensed to the Apache Software Foundation (ASF) under one or more
+   contributor license agreements.  See the NOTICE file distributed with
+   this work for additional information regarding copyright ownership.
+   The ASF licenses this file to You under the Apache License, Version 2.0
+   (the "License"); you may not use this file except in compliance with
+   the License.  You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+-->
+<profiles version="11">
+  <profile kind="CodeFormatterProfile" name="BookKeeper" version="11">
+    <setting id="org.eclipse.jdt.core.formatter.comment.insert_new_line_before_root_tags" value="insert"/>
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+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_comma_in_type_parameters" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_opening_brace_in_type_declaration" value="insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_after_comma_in_type_arguments" value="insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.brace_position_for_anonymous_type_declaration" value="end_of_line"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_colon_in_case" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_after_opening_brace_in_array_initializer" value="insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_new_line_in_empty_annotation_declaration" value="insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_new_line_before_closing_brace_in_array_initializer" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_after_opening_paren_in_annotation" value="do not insert"/>
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+    <setting id="org.eclipse.jdt.core.formatter.insert_space_after_opening_paren_in_while" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_between_empty_parens_in_annotation_type_member_declaration" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_new_line_before_else_in_if_statement" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_after_prefix_operator" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.keep_else_statement_on_same_line" value="false"/>
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+    <setting id="org.eclipse.jdt.core.formatter.insert_space_after_at_in_annotation" value="do not insert"/>
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+    <setting id="org.eclipse.jdt.core.formatter.brace_position_for_array_initializer" value="end_of_line"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_between_empty_parens_in_enum_constant" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_new_line_before_finally_in_try_statement" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_new_line_after_annotation_on_local_variable" value="insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_new_line_before_catch_in_try_statement" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_opening_paren_in_while" value="insert"/>
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+    <setting id="org.eclipse.jdt.core.formatter.insert_space_after_comma_in_type_parameters" value="insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.continuation_indentation" value="2"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_after_postfix_operator" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.alignment_for_arguments_in_method_invocation" value="16"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_closing_angle_bracket_in_type_arguments" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_comma_in_superinterfaces" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.blank_lines_before_new_chunk" value="1"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_binary_operator" value="insert"/>
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+    <setting id="org.eclipse.jdt.core.compiler.source" value="1.5"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_after_comma_in_enum_constant_arguments" value="insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_after_opening_paren_in_constructor_declaration" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_after_closing_angle_bracket_in_type_arguments" value="insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.comment.format_line_comments" value="true"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_after_comma_in_enum_declarations" value="insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.join_wrapped_lines" value="true"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_opening_brace_in_block" value="insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.alignment_for_arguments_in_explicit_constructor_call" value="16"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_comma_in_method_invocation_arguments" value="do not insert"/>
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+    <setting id="org.eclipse.jdt.core.formatter.align_type_members_on_columns" value="false"/>
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+    <setting id="org.eclipse.jdt.core.formatter.insert_space_after_opening_paren_in_for" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_opening_brace_in_method_declaration" value="insert"/>
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+    <setting id="org.eclipse.jdt.core.formatter.insert_space_after_opening_paren_in_switch" value="do not insert"/>
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+    <setting id="org.eclipse.jdt.core.formatter.comment.clear_blank_lines_in_block_comment" value="false"/>
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+    <setting id="org.eclipse.jdt.core.formatter.insert_space_after_opening_paren_in_parenthesized_expression" value="do not insert"/>
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+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_opening_brace_in_constructor_declaration" value="insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.blank_lines_before_first_class_body_declaration" value="0"/>
+    <setting id="org.eclipse.jdt.core.formatter.indentation.size" value="4"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_between_empty_parens_in_method_declaration" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_opening_paren_in_enum_constant" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.alignment_for_superclass_in_type_declaration" value="16"/>
+    <setting id="org.eclipse.jdt.core.formatter.alignment_for_assignment" value="0"/>
+    <setting id="org.eclipse.jdt.core.compiler.problem.assertIdentifier" value="error"/>
+    <setting id="org.eclipse.jdt.core.formatter.tabulation.char" value="space"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_after_comma_in_constructor_declaration_parameters" value="insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_prefix_operator" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.indent_statements_compare_to_body" value="true"/>
+    <setting id="org.eclipse.jdt.core.formatter.blank_lines_before_method" value="1"/>
+    <setting id="org.eclipse.jdt.core.formatter.format_guardian_clause_on_one_line" value="false"/>
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+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_closing_paren_in_cast" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.alignment_for_parameters_in_constructor_declaration" value="16"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_after_colon_in_labeled_statement" value="insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.brace_position_for_annotation_type_declaration" value="end_of_line"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_new_line_in_empty_method_body" value="insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_closing_paren_in_method_invocation" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_after_opening_bracket_in_array_allocation_expression" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_opening_brace_in_enum_constant" value="insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_comma_in_annotation" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_after_at_in_annotation_type_declaration" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_comma_in_method_declaration_throws" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_closing_paren_in_if" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.brace_position_for_switch" value="end_of_line"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_after_comma_in_method_declaration_throws" value="insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_parenthesized_expression_in_return" value="insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_opening_paren_in_annotation" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_after_question_in_conditional" value="insert"/>
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+    <setting id="org.eclipse.jdt.core.compiler.problem.enumIdentifier" value="error"/>
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+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_ellipsis" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.brace_position_for_block" value="end_of_line"/>
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+    <setting id="org.eclipse.jdt.core.formatter.brace_position_for_method_declaration" value="end_of_line"/>
+    <setting id="org.eclipse.jdt.core.formatter.compact_else_if" value="true"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_comma_in_array_initializer" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_after_comma_in_for_increments" value="insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_closing_bracket_in_array_reference" value="do not insert"/>
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+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_comma_in_enum_declarations" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_after_comma_in_explicitconstructorcall_arguments" value="insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_opening_brace_in_switch" value="insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_after_comma_in_superinterfaces" value="insert"/>
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+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_comma_in_allocation_expression" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.tabulation.size" value="4"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_opening_bracket_in_array_type_reference" value="do not insert"/>
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+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_comma_in_constructor_declaration_throws" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.comment.clear_blank_lines_in_javadoc_comment" value="false"/>
+    <setting id="org.eclipse.jdt.core.formatter.alignment_for_throws_clause_in_constructor_declaration" value="16"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_after_assignment_operator" value="insert"/>
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+    <setting id="org.eclipse.jdt.core.formatter.alignment_for_superinterfaces_in_enum_declaration" value="16"/>
+    <setting id="org.eclipse.jdt.core.formatter.join_lines_in_comments" value="true"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_question_in_conditional" value="insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_comma_in_multiple_field_declarations" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.alignment_for_compact_if" value="16"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_after_comma_in_for_inits" value="insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.indent_switchstatements_compare_to_cases" value="true"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_after_comma_in_array_initializer" value="insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_colon_in_default" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_and_in_type_parameter" value="insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_between_empty_parens_in_constructor_declaration" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_after_colon_in_assert" value="insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.blank_lines_before_imports" value="1"/>
+    <setting id="org.eclipse.jdt.core.formatter.comment.format_html" value="true"/>
+    <setting id="org.eclipse.jdt.core.formatter.alignment_for_throws_clause_in_method_declaration" value="16"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_closing_angle_bracket_in_type_parameters" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_opening_bracket_in_array_allocation_expression" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_new_line_in_empty_anonymous_type_declaration" value="insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_after_colon_in_conditional" value="insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_after_opening_angle_bracket_in_parameterized_type_reference" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_closing_paren_in_for" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_postfix_operator" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.comment.format_source_code" value="true"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_opening_paren_in_synchronized" value="insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_after_comma_in_allocation_expression" value="insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_after_comma_in_constructor_declaration_throws" value="insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.alignment_for_parameters_in_method_declaration" value="16"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_closing_brace_in_array_initializer" value="insert"/>
+    <setting id="org.eclipse.jdt.core.compiler.codegen.targetPlatform" value="1.5"/>
+    <setting id="org.eclipse.jdt.core.formatter.use_tabs_only_for_leading_indentations" value="false"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_new_line_after_annotation_on_member" value="insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.comment.format_header" value="false"/>
+    <setting id="org.eclipse.jdt.core.formatter.comment.format_block_comments" value="true"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_closing_paren_in_enum_constant" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.alignment_for_enum_constants" value="0"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_new_line_in_empty_block" value="insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.indent_body_declarations_compare_to_annotation_declaration_header" value="true"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_closing_paren_in_parenthesized_expression" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_opening_paren_in_parenthesized_expression" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_closing_paren_in_catch" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_comma_in_multiple_local_declarations" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_opening_paren_in_switch" value="insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_comma_in_for_increments" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_after_opening_paren_in_method_invocation" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_colon_in_assert" value="insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.brace_position_for_type_declaration" value="end_of_line"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_opening_brace_in_array_initializer" value="insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_between_empty_braces_in_array_initializer" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_after_opening_paren_in_method_declaration" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_semicolon_in_for" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_opening_paren_in_catch" value="insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_opening_angle_bracket_in_parameterized_type_reference" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_after_comma_in_multiple_field_declarations" value="insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_closing_paren_in_annotation" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_after_comma_in_parameterized_type_reference" value="insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_after_comma_in_method_invocation_arguments" value="insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.blank_lines_after_imports" value="1"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_after_comma_in_multiple_local_declarations" value="insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.indent_body_declarations_compare_to_enum_constant_header" value="true"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_after_semicolon_in_for" value="insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.never_indent_line_comments_on_first_column" value="false"/>
+    <setting id="org.eclipse.jdt.core.formatter.insert_space_before_opening_angle_bracket_in_type_arguments" value="do not insert"/>
+    <setting id="org.eclipse.jdt.core.formatter.never_indent_block_comments_on_first_column" value="false"/>
+    <setting id="org.eclipse.jdt.core.formatter.keep_then_statement_on_same_line" value="false"/>
+  </profile>
+</profiles>
diff --git a/circe-checksum/pom.xml b/circe-checksum/pom.xml
index 75fac546587..4e8e980e05b 100644
--- a/circe-checksum/pom.xml
+++ b/circe-checksum/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
 
     Licensed to the Apache Software Foundation (ASF) under one
@@ -22,36 +22,29 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.bookkeeper</groupId>
+    <groupId>io.streamnative</groupId>
     <artifactId>bookkeeper</artifactId>
     <version>4.15.0-SNAPSHOT</version>
     <relativePath>..</relativePath>
   </parent>
-
   <artifactId>circe-checksum</artifactId>
   <packaging>nar</packaging>
   <name>Apache BookKeeper :: Circe Checksum Library</name>
   <description>Circe Checksum Library</description>
-
   <properties>
     <nar.runtime>dynamic</nar.runtime>
     <nar.cpp.optionSet>-msse4.2 -mpclmul</nar.cpp.optionSet>
   </properties>
-
   <dependencies>
-
     <dependency>
       <groupId>com.google.guava</groupId>
       <artifactId>guava</artifactId>
     </dependency>
-
     <dependency>
       <groupId>io.netty</groupId>
       <artifactId>netty-buffer</artifactId>
     </dependency>
-
   </dependencies>
-
   <build>
     <plugins>
       <plugin>
@@ -103,15 +96,14 @@
         <artifactId>jacoco-maven-plugin</artifactId>
         <version>${jacoco-maven-plugin.version}</version>
         <configuration>
-            <excludes>
-                <!-- this class is generated -->
-                <exclude>com/scurrilous/circe/checksum/NarSystem*</exclude>
-            </excludes>
+          <excludes>
+            <!-- this class is generated -->
+            <exclude>com/scurrilous/circe/checksum/NarSystem*</exclude>
+          </excludes>
         </configuration>
-       </plugin>
+      </plugin>
     </plugins>
   </build>
-
   <profiles>
     <profile>
       <!-- from JDK10 javah command is not available
@@ -119,7 +111,7 @@
       -->
       <id>jdk-without-javah</id>
       <activation>
-         <jdk>[10,)</jdk>
+        <jdk>[10,)</jdk>
       </activation>
       <build>
         <plugins>
@@ -129,36 +121,36 @@
             <version>${nar-maven-plugin.version}</version>
             <extensions>true</extensions>
             <executions>
-               <execution>
-               <!-- javah is not present in JDK10 onwards,
+              <execution>
+                <!-- javah is not present in JDK10 onwards,
                     you have to to use javac -h -->
-                  <id>default-nar-javah</id>
-                  <phase>none</phase>
-               </execution>
-             </executions>
+                <id>default-nar-javah</id>
+                <phase>none</phase>
+              </execution>
+            </executions>
           </plugin>
           <plugin>
-             <groupId>org.apache.maven.plugins</groupId>
-             <artifactId>maven-compiler-plugin</artifactId>
-             <version>${maven-compiler-plugin.version}</version>
-             <configuration>
-                <source>1.8</source>
-                <target>1.8</target>
-                <compilerArgs>
-                  <!-- Object.finalize() is deprecated at java 9 -->
-                  <!-- <compilerArg>-Werror</compilerArg> -->
-                  <compilerArg>-Xlint:deprecation</compilerArg>
-                  <compilerArg>-Xlint:unchecked</compilerArg>
-                   <!-- https://issues.apache.org/jira/browse/MCOMPILER-205 -->
-                  <compilerArg>-Xpkginfo:always</compilerArg>
-                  <!-- add -h flag to javac -->
-                  <compilerArg>-h</compilerArg>
-                  <compilerArg>${project.build.directory}/nar/javah-include</compilerArg>
-                </compilerArgs>
-             </configuration>
+            <groupId>org.apache.maven.plugins</groupId>
+            <artifactId>maven-compiler-plugin</artifactId>
+            <version>${maven-compiler-plugin.version}</version>
+            <configuration>
+              <source>1.8</source>
+              <target>1.8</target>
+              <compilerArgs>
+                <!-- Object.finalize() is deprecated at java 9 -->
+                <!-- <compilerArg>-Werror</compilerArg> -->
+                <compilerArg>-Xlint:deprecation</compilerArg>
+                <compilerArg>-Xlint:unchecked</compilerArg>
+                <!-- https://issues.apache.org/jira/browse/MCOMPILER-205 -->
+                <compilerArg>-Xpkginfo:always</compilerArg>
+                <!-- add -h flag to javac -->
+                <compilerArg>-h</compilerArg>
+                <compilerArg>${project.build.directory}/nar/javah-include</compilerArg>
+              </compilerArgs>
+            </configuration>
           </plugin>
-            </plugins>
-        </build>
+        </plugins>
+      </build>
     </profile>
     <profile>
       <id>mac</id>
@@ -232,5 +224,4 @@
       </build>
     </profile>
   </profiles>
-
 </project>
diff --git a/circe-checksum/src/main/assembly/assembly.xml b/circe-checksum/src/main/assembly/assembly.xml
index 432c1ac4282..c1cbed2d829 100644
--- a/circe-checksum/src/main/assembly/assembly.xml
+++ b/circe-checksum/src/main/assembly/assembly.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
 
     Licensed to the Apache Software Foundation (ASF) under one
@@ -24,7 +24,6 @@
   <formats>
     <format>jar</format>
   </formats>
-
   <includeBaseDirectory>false</includeBaseDirectory>
   <fileSets>
     <fileSet>
@@ -53,7 +52,7 @@
     </fileSet>
     <fileSet>
       <directory>${project.build.directory}/classes</directory>
-      <outputDirectory></outputDirectory>
+      <outputDirectory/>
       <includes>
         <include>**/*</include>
       </includes>
diff --git a/cpu-affinity/pom.xml b/cpu-affinity/pom.xml
index c1f8eba9d92..933aa4742ba 100644
--- a/cpu-affinity/pom.xml
+++ b/cpu-affinity/pom.xml
@@ -1,3 +1,4 @@
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -17,21 +18,18 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.bookkeeper</groupId>
+    <groupId>io.streamnative</groupId>
     <artifactId>bookkeeper</artifactId>
     <version>4.15.0-SNAPSHOT</version>
     <relativePath>..</relativePath>
   </parent>
-
   <artifactId>cpu-affinity</artifactId>
   <packaging>nar</packaging>
   <name>Apache BookKeeper :: CPU Affinity Library</name>
   <description>CPU Affinity Library</description>
-
   <properties>
     <nar.runtime>dynamic</nar.runtime>
   </properties>
-
   <dependencies>
     <dependency>
       <groupId>com.google.guava</groupId>
@@ -42,7 +40,6 @@
       <artifactId>commons-lang3</artifactId>
     </dependency>
   </dependencies>
-
   <build>
     <plugins>
       <plugin>
@@ -100,7 +97,6 @@
       </plugin>
     </plugins>
   </build>
-
   <profiles>
     <profile>
       <!-- from JDK10 javah command is not available
@@ -108,7 +104,7 @@
       -->
       <id>jdk-without-javah</id>
       <activation>
-         <jdk>[10,)</jdk>
+        <jdk>[10,)</jdk>
       </activation>
       <build>
         <plugins>
@@ -118,36 +114,36 @@
             <version>${nar-maven-plugin.version}</version>
             <extensions>true</extensions>
             <executions>
-               <execution>
-               <!-- javah is not present in JDK10 onwards,
+              <execution>
+                <!-- javah is not present in JDK10 onwards,
                     you have to to use javac -h -->
-                  <id>default-nar-javah</id>
-                  <phase>none</phase>
-               </execution>
-             </executions>
+                <id>default-nar-javah</id>
+                <phase>none</phase>
+              </execution>
+            </executions>
           </plugin>
           <plugin>
-             <groupId>org.apache.maven.plugins</groupId>
-             <artifactId>maven-compiler-plugin</artifactId>
-             <version>${maven-compiler-plugin.version}</version>
-             <configuration>
-                <source>1.8</source>
-                <target>1.8</target>
-                <compilerArgs>
-                  <!-- Object.finalize() is deprecated at java 9 -->
-                  <!-- <compilerArg>-Werror</compilerArg> -->
-                  <compilerArg>-Xlint:deprecation</compilerArg>
-                  <compilerArg>-Xlint:unchecked</compilerArg>
-                   <!-- https://issues.apache.org/jira/browse/MCOMPILER-205 -->
-                  <compilerArg>-Xpkginfo:always</compilerArg>
-                  <!-- add -h flag to javac -->
-                  <compilerArg>-h</compilerArg>
-                  <compilerArg>${project.build.directory}/nar/javah-include</compilerArg>
-                </compilerArgs>
-             </configuration>
+            <groupId>org.apache.maven.plugins</groupId>
+            <artifactId>maven-compiler-plugin</artifactId>
+            <version>${maven-compiler-plugin.version}</version>
+            <configuration>
+              <source>1.8</source>
+              <target>1.8</target>
+              <compilerArgs>
+                <!-- Object.finalize() is deprecated at java 9 -->
+                <!-- <compilerArg>-Werror</compilerArg> -->
+                <compilerArg>-Xlint:deprecation</compilerArg>
+                <compilerArg>-Xlint:unchecked</compilerArg>
+                <!-- https://issues.apache.org/jira/browse/MCOMPILER-205 -->
+                <compilerArg>-Xpkginfo:always</compilerArg>
+                <!-- add -h flag to javac -->
+                <compilerArg>-h</compilerArg>
+                <compilerArg>${project.build.directory}/nar/javah-include</compilerArg>
+              </compilerArgs>
+            </configuration>
           </plugin>
-            </plugins>
-        </build>
+        </plugins>
+      </build>
     </profile>
     <profile>
       <id>mac</id>
@@ -183,7 +179,6 @@
         </plugins>
       </build>
     </profile>
-
     <profile>
       <id>Linux</id>
       <activation>
@@ -222,5 +217,4 @@
       </build>
     </profile>
   </profiles>
-
 </project>
diff --git a/cpu-affinity/src/main/assembly/assembly.xml b/cpu-affinity/src/main/assembly/assembly.xml
index 377b97ff54e..60b7e12b623 100644
--- a/cpu-affinity/src/main/assembly/assembly.xml
+++ b/cpu-affinity/src/main/assembly/assembly.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
 
     Licensed to the Apache Software Foundation (ASF) under one
@@ -20,43 +20,42 @@
 
 -->
 <assembly>
-	<id>all</id>
-	<formats>
-		<format>jar</format>
-	</formats>
-
-	<includeBaseDirectory>false</includeBaseDirectory>
-  	<fileSets>
-		<fileSet>
-			<directory>${project.build.directory}/nar/${project.artifactId}-${project.version}-${os.arch}-MacOSX-gpp-jni/lib/${os.arch}-MacOSX-gpp/jni
+  <id>all</id>
+  <formats>
+    <format>jar</format>
+  </formats>
+  <includeBaseDirectory>false</includeBaseDirectory>
+  <fileSets>
+    <fileSet>
+      <directory>${project.build.directory}/nar/${project.artifactId}-${project.version}-${os.arch}-MacOSX-gpp-jni/lib/${os.arch}-MacOSX-gpp/jni
 			</directory>
-			<outputDirectory>lib</outputDirectory>
-			<includes>
-				<include>lib*</include>
-			</includes>
-		</fileSet>
-		<fileSet>
-			<directory>${project.build.directory}/nar/${project.artifactId}-${project.version}-${os.arch}-Linux-gpp-jni/lib/${os.arch}-Linux-gpp/jni
+      <outputDirectory>lib</outputDirectory>
+      <includes>
+        <include>lib*</include>
+      </includes>
+    </fileSet>
+    <fileSet>
+      <directory>${project.build.directory}/nar/${project.artifactId}-${project.version}-${os.arch}-Linux-gpp-jni/lib/${os.arch}-Linux-gpp/jni
 			</directory>
-			<outputDirectory>lib</outputDirectory>
-			<includes>
-				<include>lib*</include>
-			</includes>
-		</fileSet>
-		<fileSet>
-			<directory>${project.build.directory}/nar/${project.artifactId}-${project.version}-${os.arch}-${os.name}-gpp-jni/lib/${os.arch}-${os.name}-gpp/jni
+      <outputDirectory>lib</outputDirectory>
+      <includes>
+        <include>lib*</include>
+      </includes>
+    </fileSet>
+    <fileSet>
+      <directory>${project.build.directory}/nar/${project.artifactId}-${project.version}-${os.arch}-${os.name}-gpp-jni/lib/${os.arch}-${os.name}-gpp/jni
 			</directory>
-			<outputDirectory>lib</outputDirectory>
-			<includes>
-				<include>lib*</include>
-			</includes>
-		</fileSet>
-		<fileSet>
-			<directory>${project.build.directory}/classes</directory>
-			<outputDirectory></outputDirectory>
-			<includes>
-				<include>**/*</include>
-			</includes>
-		</fileSet>
-	</fileSets>
+      <outputDirectory>lib</outputDirectory>
+      <includes>
+        <include>lib*</include>
+      </includes>
+    </fileSet>
+    <fileSet>
+      <directory>${project.build.directory}/classes</directory>
+      <outputDirectory/>
+      <includes>
+        <include>**/*</include>
+      </includes>
+    </fileSet>
+  </fileSets>
 </assembly>
diff --git a/metadata-drivers/etcd/pom.xml b/metadata-drivers/etcd/pom.xml
index 20bfe459995..38bcafff1b3 100644
--- a/metadata-drivers/etcd/pom.xml
+++ b/metadata-drivers/etcd/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -28,11 +28,10 @@
   <name>Apache BookKeeper :: Metadata Drivers:: Etcd</name>
   <dependencies>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-server</artifactId>
       <version>${project.version}</version>
     </dependency>
-
     <dependency>
       <groupId>io.etcd</groupId>
       <artifactId>jetcd-core</artifactId>
@@ -44,7 +43,6 @@
         </exclusion>
       </exclusions>
     </dependency>
-
     <dependency>
       <groupId>io.grpc</groupId>
       <artifactId>grpc-all</artifactId>
@@ -60,7 +58,6 @@
         </exclusion>
       </exclusions>
     </dependency>
-
     <dependency>
       <groupId>org.arquillian.cube</groupId>
       <artifactId>arquillian-cube-docker</artifactId>
@@ -91,21 +88,20 @@
       <scope>test</scope>
     </dependency>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-common</artifactId>
       <version>${project.version}</version>
       <type>test-jar</type>
       <scope>test</scope>
     </dependency>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-server</artifactId>
       <version>${project.version}</version>
       <type>test-jar</type>
       <scope>test</scope>
     </dependency>
   </dependencies>
-
   <build>
     <plugins>
       <plugin>
@@ -122,7 +118,6 @@
       </plugin>
     </plugins>
   </build>
-
   <profiles>
     <profile>
       <id>integrationTests</id>
diff --git a/metadata-drivers/pom.xml b/metadata-drivers/pom.xml
index e44e116edeb..1dd72786e88 100644
--- a/metadata-drivers/pom.xml
+++ b/metadata-drivers/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -16,17 +16,17 @@
    limitations under the License.
 -->
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
-    <parent>
-        <artifactId>bookkeeper</artifactId>
-        <groupId>org.apache.bookkeeper</groupId>
-        <version>4.15.0-SNAPSHOT</version>
-    </parent>
-    <modelVersion>4.0.0</modelVersion>
-    <groupId>org.apache.bookkeeper.metadata.drivers</groupId>
-    <artifactId>metadata-drivers-parent</artifactId>
-    <packaging>pom</packaging>
-    <name>Apache BookKeeper :: Metadata Drivers :: Parent</name>
-    <modules>
-        <module>etcd</module>
-    </modules>
+  <parent>
+    <artifactId>bookkeeper</artifactId>
+    <groupId>io.streamnative</groupId>
+    <version>4.15.0-SNAPSHOT</version>
+  </parent>
+  <modelVersion>4.0.0</modelVersion>
+  <groupId>org.apache.bookkeeper.metadata.drivers</groupId>
+  <artifactId>metadata-drivers-parent</artifactId>
+  <packaging>pom</packaging>
+  <name>Apache BookKeeper :: Metadata Drivers :: Parent</name>
+  <modules>
+    <module>etcd</module>
+  </modules>
 </project>
diff --git a/microbenchmarks/pom.xml b/microbenchmarks/pom.xml
index dc0093954db..994094e2aef 100644
--- a/microbenchmarks/pom.xml
+++ b/microbenchmarks/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -16,9 +16,9 @@
    limitations under the License.
 -->
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
-    <modelVersion>4.0.0</modelVersion>
+  <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.bookkeeper</groupId>
+    <groupId>io.streamnative</groupId>
     <artifactId>bookkeeper</artifactId>
     <version>4.15.0-SNAPSHOT</version>
   </parent>
@@ -55,7 +55,7 @@
       <artifactId>log4j-slf4j-impl</artifactId>
     </dependency>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-server</artifactId>
       <version>${project.parent.version}</version>
       <scope>compile</scope>
diff --git a/pom.xml b/pom.xml
index cbcd017b950..c19fa1d3992 100644
--- a/pom.xml
+++ b/pom.xml
@@ -1,3 +1,4 @@
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -14,7 +15,6 @@
    See the License for the specific language governing permissions and
    limitations under the License.
 -->
-
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <parent>
     <groupId>org.apache</groupId>
@@ -22,7 +22,7 @@
     <version>19</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
-  <groupId>org.apache.bookkeeper</groupId>
+  <groupId>io.streamnative</groupId>
   <version>4.15.0-SNAPSHOT</version>
   <artifactId>bookkeeper</artifactId>
   <packaging>pom</packaging>
@@ -37,9 +37,9 @@
     </license>
   </licenses>
   <scm>
-    <connection>scm:git:https://github.com/apache/bookkeeper.git</connection>
-    <developerConnection>scm:git:https://github.com/apache/bookkeeper.git</developerConnection>
-    <url>https://github.com/apache/bookkeeper</url>
+    <connection>scm:git:https://github.com/streamnative/bookkeeper.git</connection>
+    <developerConnection>scm:git:ssh://git@github.com:streamnative/bookkeeper.git</developerConnection>
+    <url>https://github.com/streamnative/bookkeeper</url>
     <tag>branch-4.13</tag>
   </scm>
   <issueManagement>
@@ -110,7 +110,6 @@
     <javac.target>1.8</javac.target>
     <redirectTestOutputToFile>true</redirectTestOutputToFile>
     <testRetryCount>2</testRetryCount>
-
     <!-- dependencies -->
     <arquillian-cube.version>1.18.2</arquillian-cube.version>
     <arquillian-junit.version>1.6.0.Final</arquillian-junit.version>
@@ -199,7 +198,6 @@
     <forkCount.variable>1</forkCount.variable>
     <servlet-api.version>4.0.0</servlet-api.version>
   </properties>
-
   <!-- dependency definitions -->
   <dependencyManagement>
     <dependencies>
@@ -235,7 +233,6 @@
         <version>${freebuilder.version}</version>
         <optional>true</optional>
       </dependency>
-
       <!-- logging dependencies -->
       <dependency>
         <groupId>org.slf4j</groupId>
@@ -257,7 +254,6 @@
         <artifactId>log4j-slf4j-impl</artifactId>
         <version>${log4j.version}</version>
       </dependency>
-
       <!-- commons dependencies -->
       <dependency>
         <groupId>commons-cli</groupId>
@@ -316,28 +312,24 @@
         <artifactId>reflections</artifactId>
         <version>${reflections.version}</version>
       </dependency>
-
       <!-- compression libs -->
       <dependency>
         <groupId>net.jpountz.lz4</groupId>
         <artifactId>lz4</artifactId>
         <version>${lz4.version}</version>
       </dependency>
-
       <!-- JNA -->
       <dependency>
         <groupId>net.java.dev.jna</groupId>
         <artifactId>jna</artifactId>
         <version>${jna.version}</version>
       </dependency>
-
       <!-- yaml dependencies -->
       <dependency>
         <groupId>org.yaml</groupId>
         <artifactId>snakeyaml</artifactId>
         <version>${snakeyaml.version}</version>
       </dependency>
-
       <!-- jackson dependencies -->
       <dependency>
         <groupId>com.fasterxml.jackson.core</groupId>
@@ -369,14 +361,12 @@
         <artifactId>jackson-module-scala_2.11</artifactId>
         <version>${jackson.version}</version>
       </dependency>
-
       <!-- protobuf dependencies -->
       <dependency>
         <groupId>com.google.protobuf</groupId>
         <artifactId>protobuf-java</artifactId>
         <version>${protobuf.version}</version>
       </dependency>
-
       <!-- libthrift dependency -->
       <dependency>
         <groupId>org.apache.thrift</groupId>
@@ -393,7 +383,6 @@
           </exclusion>
         </exclusions>
       </dependency>
-
       <!-- netty dependencies -->
       <dependency>
         <groupId>io.netty</groupId>
@@ -466,7 +455,6 @@
         <artifactId>netty-tcnative-boringssl-static</artifactId>
         <version>${netty-boringssl.version}</version>
       </dependency>
-
       <!-- grpc dependencies -->
       <dependency>
         <groupId>io.grpc</groupId>
@@ -475,14 +463,12 @@
         <type>pom</type>
         <scope>import</scope>
       </dependency>
-
       <!-- rocksdb dependencies -->
       <dependency>
         <groupId>org.rocksdb</groupId>
         <artifactId>rocksdbjni</artifactId>
         <version>${rocksdb.version}</version>
       </dependency>
-
       <!-- zookeeper dependencies -->
       <dependency>
         <groupId>org.apache.zookeeper</groupId>
@@ -535,14 +521,12 @@
           </exclusion>
         </exclusions>
       </dependency>
-
       <dependency>
-         <!-- needed by ZooKeeper server -->
-         <groupId>org.xerial.snappy</groupId>
-         <artifactId>snappy-java</artifactId>
-         <version>${snappy.version}</version>
+        <!-- needed by ZooKeeper server -->
+        <groupId>org.xerial.snappy</groupId>
+        <artifactId>snappy-java</artifactId>
+        <version>${snappy.version}</version>
       </dependency>
-
       <!-- curator dependencies -->
       <dependency>
         <groupId>org.apache.curator</groupId>
@@ -555,7 +539,6 @@
           </exclusion>
         </exclusions>
       </dependency>
-
       <!-- http server dependencies -->
       <dependency>
         <groupId>io.vertx</groupId>
@@ -596,21 +579,18 @@
         <artifactId>jetty-servlet</artifactId>
         <version>${jetty.version}</version>
       </dependency>
-
       <!-- JCTools -->
       <dependency>
         <groupId>org.jctools</groupId>
         <artifactId>jctools-core</artifactId>
         <version>${jctools.version}</version>
       </dependency>
-
       <!-- dropwizard metrics, for stats and for ZooKeeper server -->
       <dependency>
         <groupId>io.dropwizard.metrics</groupId>
         <artifactId>metrics-core</artifactId>
         <version>${dropwizard.version}</version>
       </dependency>
-
       <!-- stats dependencies -->
       <dependency>
         <groupId>io.dropwizard.metrics</groupId>
@@ -644,28 +624,24 @@
         <artifactId>sketches-core</artifactId>
         <version>${datasketches.version}</version>
       </dependency>
-
       <!-- http-client -->
       <dependency>
         <groupId>org.apache.httpcomponents</groupId>
         <artifactId>httpclient</artifactId>
         <version>${httpclient.version}</version>
       </dependency>
-
       <!-- tools dependencies -->
       <dependency>
         <groupId>com.beust</groupId>
         <artifactId>jcommander</artifactId>
         <version>${jcommander.version}</version>
       </dependency>
-
       <!-- pref dependencies -->
       <dependency>
         <groupId>org.hdrhistogram</groupId>
         <artifactId>HdrHistogram</artifactId>
         <version>${hdrhistogram.version}</version>
       </dependency>
-
       <!-- test dependencies -->
       <dependency>
         <groupId>junit</groupId>
@@ -745,7 +721,6 @@
         <artifactId>testcontainers</artifactId>
         <version>${testcontainers.version}</version>
       </dependency>
-
       <!-- benchmark dependencies -->
       <dependency>
         <groupId>org.openjdk.jmh</groupId>
@@ -759,7 +734,6 @@
       </dependency>
     </dependencies>
   </dependencyManagement>
-
   <!-- dependencies for all modules -->
   <dependencies>
     <!-- provided dependencies (available at compilation and test classpths and *NOT* packaged) -->
@@ -773,7 +747,6 @@
       <artifactId>spotbugs-annotations</artifactId>
       <scope>provided</scope>
     </dependency>
-
     <!-- compilation dependencies (available at all classpaths) -->
     <dependency>
       <groupId>org.slf4j</groupId>
@@ -783,14 +756,14 @@
       <groupId>commons-configuration</groupId>
       <artifactId>commons-configuration</artifactId>
     </dependency>
-
     <!-- test dependencies -->
     <dependency>
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>
       <scope>test</scope>
     </dependency>
-    <dependency><!-- Needed by junit -->
+    <dependency>
+      <!-- Needed by junit -->
       <groupId>org.hamcrest</groupId>
       <artifactId>hamcrest-all</artifactId>
       <scope>test</scope>
@@ -821,7 +794,6 @@
       <scope>test</scope>
     </dependency>
   </dependencies>
-
   <build>
     <extensions>
       <extension>
@@ -862,6 +834,16 @@
             </execution>
           </executions>
         </plugin>
+        <plugin>
+          <groupId>org.sonatype.plugins</groupId>
+          <artifactId>nexus-staging-maven-plugin</artifactId>
+          <version>1.6.8</version>
+        </plugin>
+        <plugin>
+          <groupId>org.apache.maven.plugins</groupId>
+          <artifactId>maven-source-plugin</artifactId>
+          <version>3.2.0</version>
+        </plugin>
       </plugins>
     </pluginManagement>
     <plugins>
@@ -885,7 +867,7 @@
             <compilerArg>-Xlint:unchecked</compilerArg>
             <!-- https://issues.apache.org/jira/browse/MCOMPILER-205 -->
             <compilerArg>-Xpkginfo:always</compilerArg>
-	      </compilerArgs>
+          </compilerArgs>
         </configuration>
       </plugin>
       <plugin>
@@ -968,25 +950,20 @@
           <excludes>
             <!-- Intellij -->
             <exclude>**/.idea/**</exclude>
-
             <!-- Git -->
             <exclude>.git/**/*</exclude>
             <exclude>.github/**/*</exclude>
             <exclude>**/.gitignore</exclude>
-
             <!-- SVN -->
             <exclude>**/.svn/**/*</exclude>
-
             <!-- Built directory -->
             <exclude>**/target/**/*</exclude>
-
             <!-- Project files -->
             <exclude>**/README.md</exclude>
             <exclude>**/README.rst</exclude>
             <exclude>**/apidocs/*</exclude>
             <exclude>**/src/main/resources/deps/**</exclude>
             <exclude>**/META-INF/**</exclude>
-
             <!-- IDE files (eclipse & intellij) -->
             <exclude>**/.classpath</exclude>
             <exclude>**/.project</exclude>
@@ -995,26 +972,19 @@
             <exclude>**/*.iml</exclude>
             <exclude>**/*.iws</exclude>
             <exclude>**/*.ipr</exclude>
-
             <!-- Maven (CI builds) -->
             <exclude>.repository/**</exclude>
-
             <!-- Website -->
             <exclude>site/**</exclude>
             <exclude>site2/**</exclude>
-
             <!-- Thrift generated files -->
             <exclude>**/org/apache/distributedlog/thrift/*</exclude>
-
             <!-- logs -->
             <exclude>**/*.log</exclude>
-
             <!-- data -->
             <exclude>data/**</exclude>
-
             <!-- vargrant -->
             <exclude>dev/.vagrant/**</exclude>
-
             <!-- protobuf generated python files-->
             <exclude>**/proto/**.py</exclude>
             <!-- python build/test env -->
@@ -1029,13 +999,75 @@
             <exclude>**/__pycache__/**</exclude>
             <exclude>**/bookkeeper.egg-info/**</exclude>
             <exclude>**/pip-selfcheck.json</exclude>
-
             <!-- test resources -->
             <exclude>**/test_conf_2.conf</exclude>
+            <exclude>**/dependency-reduced-pom.xml</exclude>
           </excludes>
           <consoleOutput>true</consoleOutput>
         </configuration>
       </plugin>
+      <plugin>
+        <groupId>org.sonatype.plugins</groupId>
+        <artifactId>nexus-staging-maven-plugin</artifactId>
+        <version>1.6.8</version>
+        <extensions>true</extensions>
+        <configuration>
+          <serverId>ossrh</serverId>
+          <nexusUrl>https://oss.sonatype.org/</nexusUrl>
+          <autoReleaseAfterClose>true</autoReleaseAfterClose>
+        </configuration>
+      </plugin>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-source-plugin</artifactId>
+        <version>3.2.0</version>
+        <executions>
+          <execution>
+            <id>attach-sources</id>
+            <goals>
+              <goal>jar-no-fork</goal>
+            </goals>
+          </execution>
+        </executions>
+      </plugin>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-javadoc-plugin</artifactId>
+        <executions>
+          <execution>
+            <id>attach-javadocs</id>
+            <goals>
+              <goal>jar</goal>
+            </goals>
+            <configuration>
+              <doclint>none</doclint>
+            </configuration>
+          </execution>
+        </executions>
+      </plugin>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-release-plugin</artifactId>
+        <version>3.0.0-M1</version>
+        <configuration>
+          <autoVersionSubmodules>true</autoVersionSubmodules>
+          <useReleaseProfile>false</useReleaseProfile>
+          <releaseProfiles>release</releaseProfiles>
+          <goals>deploy</goals>
+        </configuration>
+      </plugin>
+      <plugin>
+        <artifactId>maven-gpg-plugin</artifactId>
+        <executions>
+          <execution>
+            <id>sign-artifacts</id>
+            <phase>verify</phase>
+            <goals>
+              <goal>sign</goal>
+            </goals>
+          </execution>
+        </executions>
+      </plugin>
     </plugins>
   </build>
   <profiles>
@@ -1079,7 +1111,6 @@
         </plugins>
       </build>
     </profile>
-
     <!-- the profiles below are only for development purpose -->
     <profile>
       <id>dev</id>
@@ -1122,7 +1153,6 @@
         </plugins>
       </build>
     </profile>
-
     <profile>
       <id>jdk11-no-spotbugs</id>
       <activation>
@@ -1130,17 +1160,16 @@
       </activation>
       <build>
         <plugins>
-           <plugin>
-             <groupId>com.github.spotbugs</groupId>
-             <artifactId>spotbugs-maven-plugin</artifactId>
-             <configuration>
-                 <skip>true</skip>
-             </configuration>
+          <plugin>
+            <groupId>com.github.spotbugs</groupId>
+            <artifactId>spotbugs-maven-plugin</artifactId>
+            <configuration>
+              <skip>true</skip>
+            </configuration>
           </plugin>
         </plugins>
       </build>
     </profile>
-
     <profile>
       <id>apache-release</id>
       <build>
@@ -1161,4 +1190,14 @@
       </build>
     </profile>
   </profiles>
+  <distributionManagement>
+    <snapshotRepository>
+      <id>ossrh</id>
+      <url>https://oss.sonatype.org/content/repositories/snapshots</url>
+    </snapshotRepository>
+    <repository>
+      <id>ossrh</id>
+      <url>https://oss.sonatype.org/service/local/staging/deploy/maven2/</url>
+    </repository>
+  </distributionManagement>
 </project>
diff --git a/shaded/bookkeeper-server-shaded/pom.xml b/shaded/bookkeeper-server-shaded/pom.xml
index 0644f91bcf9..058adf20f33 100644
--- a/shaded/bookkeeper-server-shaded/pom.xml
+++ b/shaded/bookkeeper-server-shaded/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -18,7 +18,7 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.bookkeeper</groupId>
+    <groupId>io.streamnative</groupId>
     <artifactId>shaded-parent</artifactId>
     <version>4.15.0-SNAPSHOT</version>
     <relativePath>..</relativePath>
@@ -30,7 +30,7 @@
   </properties>
   <dependencies>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-server</artifactId>
       <version>${project.version}</version>
       <exclusions>
@@ -65,13 +65,13 @@
                 <includes>
                   <include>com.google.guava:guava</include>
                   <include>com.google.protobuf:protobuf-java</include>
-                  <include>org.apache.bookkeeper:bookkeeper-common</include>
-                  <include>org.apache.bookkeeper:bookkeeper-common-allocator</include>
-                  <include>org.apache.bookkeeper:cpu-affinity</include>
-                  <include>org.apache.bookkeeper:bookkeeper-tools-framework</include>
-                  <include>org.apache.bookkeeper:bookkeeper-proto</include>
-                  <include>org.apache.bookkeeper:bookkeeper-server</include>
-                  <include>org.apache.bookkeeper:circe-checksum</include>
+                  <include>io.streamnative:bookkeeper-common</include>
+                  <include>io.streamnative:bookkeeper-common-allocator</include>
+                  <include>io.streamnative:cpu-affinity</include>
+                  <include>io.streamnative:bookkeeper-tools-framework</include>
+                  <include>io.streamnative:bookkeeper-proto</include>
+                  <include>io.streamnative:bookkeeper-server</include>
+                  <include>io.streamnative:circe-checksum</include>
                   <include>org.apache.bookkeeper.stats:bookkeeper-stats-api</include>
                 </includes>
               </artifactSet>
@@ -91,7 +91,9 @@
         <version>${license-maven-plugin.version}</version>
         <configuration>
           <canUpdateCopyright>false</canUpdateCopyright>
-          <roots><root>${project.basedir}</root></roots>
+          <roots>
+            <root>${project.basedir}</root>
+          </roots>
         </configuration>
         <executions>
           <execution>
@@ -123,6 +125,30 @@
           </filesets>
         </configuration>
       </plugin>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-jar-plugin</artifactId>
+        <version>3.2.0</version>
+        <executions>
+          <execution>
+            <id>default-jar</id>
+            <phase>package</phase>
+            <goals>
+              <goal>jar</goal>
+            </goals>
+          </execution>
+          <execution>
+            <id>javadoc-jar</id>
+            <phase>package</phase>
+            <goals>
+              <goal>jar</goal>
+            </goals>
+            <configuration>
+              <classifier>javadoc</classifier>
+            </configuration>
+          </execution>
+        </executions>
+      </plugin>
     </plugins>
   </build>
 </project>
diff --git a/shaded/bookkeeper-server-tests-shaded/pom.xml b/shaded/bookkeeper-server-tests-shaded/pom.xml
index a5cd9f6a177..b2ff4c3c5b6 100644
--- a/shaded/bookkeeper-server-tests-shaded/pom.xml
+++ b/shaded/bookkeeper-server-tests-shaded/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -18,7 +18,7 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.bookkeeper</groupId>
+    <groupId>io.streamnative</groupId>
     <artifactId>shaded-parent</artifactId>
     <version>4.15.0-SNAPSHOT</version>
     <relativePath>..</relativePath>
@@ -30,7 +30,7 @@
   </properties>
   <dependencies>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-server</artifactId>
       <type>test-jar</type>
       <version>${project.version}</version>
@@ -44,23 +44,23 @@
           <artifactId>log4j</artifactId>
         </exclusion>
         <exclusion>
-          <groupId>org.apache.bookkeeper</groupId>
+          <groupId>io.streamnative</groupId>
           <artifactId>bookkeeper-common</artifactId>
         </exclusion>
         <exclusion>
-          <groupId>org.apache.bookkeeper</groupId>
+          <groupId>io.streamnative</groupId>
           <artifactId>bookkeeper-tools-framework</artifactId>
         </exclusion>
         <exclusion>
-          <groupId>org.apache.bookkeeper</groupId>
+          <groupId>io.streamnative</groupId>
           <artifactId>bookkeeper-proto</artifactId>
         </exclusion>
         <exclusion>
-          <groupId>org.apache.bookkeeper</groupId>
+          <groupId>io.streamnative</groupId>
           <artifactId>bookkeeper-server</artifactId>
         </exclusion>
         <exclusion>
-          <groupId>org.apache.bookkeeper</groupId>
+          <groupId>io.streamnative</groupId>
           <artifactId>circe-checksum</artifactId>
         </exclusion>
         <exclusion>
@@ -90,7 +90,7 @@
                 <includes>
                   <include>com.google.guava:guava</include>
                   <include>com.google.protobuf:protobuf-java</include>
-                  <include>org.apache.bookkeeper:bookkeeper-server:test-jar:tests</include>
+                  <include>io.streamnative:bookkeeper-server:test-jar:tests</include>
                 </includes>
               </artifactSet>
               <relocations>
@@ -103,14 +103,16 @@
             </configuration>
           </execution>
         </executions>
-      </plugin> 
+      </plugin>
       <plugin>
         <groupId>org.codehaus.mojo</groupId>
         <artifactId>license-maven-plugin</artifactId>
         <version>${license-maven-plugin.version}</version>
         <configuration>
           <canUpdateCopyright>false</canUpdateCopyright>
-          <roots><root>${project.basedir}</root></roots>
+          <roots>
+            <root>${project.basedir}</root>
+          </roots>
         </configuration>
         <executions>
           <execution>
@@ -142,6 +144,30 @@
           </filesets>
         </configuration>
       </plugin>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-jar-plugin</artifactId>
+        <version>3.2.0</version>
+        <executions>
+          <execution>
+            <id>default-jar</id>
+            <phase>package</phase>
+            <goals>
+              <goal>jar</goal>
+            </goals>
+          </execution>
+          <execution>
+            <id>javadoc-jar</id>
+            <phase>package</phase>
+            <goals>
+              <goal>jar</goal>
+            </goals>
+            <configuration>
+              <classifier>javadoc</classifier>
+            </configuration>
+          </execution>
+        </executions>
+      </plugin>
     </plugins>
   </build>
 </project>
diff --git a/shaded/distributedlog-core-shaded/pom.xml b/shaded/distributedlog-core-shaded/pom.xml
index c1cf1fef955..610783e6fce 100644
--- a/shaded/distributedlog-core-shaded/pom.xml
+++ b/shaded/distributedlog-core-shaded/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -18,7 +18,7 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.bookkeeper</groupId>
+    <groupId>io.streamnative</groupId>
     <artifactId>shaded-parent</artifactId>
     <version>4.15.0-SNAPSHOT</version>
     <relativePath>..</relativePath>
@@ -84,13 +84,13 @@
                   <include>com.google.protobuf:protobuf-java</include>
                   <include>net.java.dev.jna:jna</include>
                   <include>net.jpountz.lz4:lz4</include>
-                  <include>org.apache.bookkeeper:bookkeeper-common</include>
-                  <include>org.apache.bookkeeper:bookkeeper-common-allocator</include>
-                  <include>org.apache.bookkeeper:cpu-affinity</include>
-                  <include>org.apache.bookkeeper:bookkeeper-tools-framework</include>
-                  <include>org.apache.bookkeeper:bookkeeper-proto</include>
-                  <include>org.apache.bookkeeper:bookkeeper-server</include>
-                  <include>org.apache.bookkeeper:circe-checksum</include>
+                  <include>io.streamnative:bookkeeper-common</include>
+                  <include>io.streamnative:bookkeeper-common-allocator</include>
+                  <include>io.streamnative:cpu-affinity</include>
+                  <include>io.streamnative:bookkeeper-tools-framework</include>
+                  <include>io.streamnative:bookkeeper-proto</include>
+                  <include>io.streamnative:bookkeeper-server</include>
+                  <include>io.streamnative:circe-checksum</include>
                   <include>org.apache.bookkeeper.http:http-server</include>
                   <include>org.apache.bookkeeper.stats:bookkeeper-stats-api</include>
                   <include>org.apache.commons:commons-collections4</include>
@@ -214,7 +214,9 @@
         <version>${license-maven-plugin.version}</version>
         <configuration>
           <canUpdateCopyright>false</canUpdateCopyright>
-          <roots><root>${project.basedir}</root></roots>
+          <roots>
+            <root>${project.basedir}</root>
+          </roots>
         </configuration>
         <executions>
           <execution>
@@ -246,6 +248,30 @@
           </filesets>
         </configuration>
       </plugin>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-jar-plugin</artifactId>
+        <version>3.2.0</version>
+        <executions>
+          <execution>
+            <id>default-jar</id>
+            <phase>package</phase>
+            <goals>
+              <goal>jar</goal>
+            </goals>
+          </execution>
+          <execution>
+            <id>javadoc-jar</id>
+            <phase>package</phase>
+            <goals>
+              <goal>jar</goal>
+            </goals>
+            <configuration>
+              <classifier>javadoc</classifier>
+            </configuration>
+          </execution>
+        </executions>
+      </plugin>
     </plugins>
   </build>
 </project>
diff --git a/shaded/pom.xml b/shaded/pom.xml
index 254de71d961..0a9ab15fb43 100644
--- a/shaded/pom.xml
+++ b/shaded/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -19,11 +19,11 @@
   <packaging>pom</packaging>
   <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.bookkeeper</groupId>
+    <groupId>io.streamnative</groupId>
     <artifactId>bookkeeper</artifactId>
     <version>4.15.0-SNAPSHOT</version>
   </parent>
-  <groupId>org.apache.bookkeeper</groupId>
+  <groupId>io.streamnative</groupId>
   <artifactId>shaded-parent</artifactId>
   <name>Apache BookKeeper :: Shaded :: Parent</name>
   <modules>
diff --git a/stats/pom.xml b/stats/pom.xml
index d2c89aa671f..7e942d75249 100644
--- a/stats/pom.xml
+++ b/stats/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
   ~ Licensed to the Apache Software Foundation (ASF) under one
   ~ or more contributor license agreements.  See the NOTICE file
@@ -20,7 +20,7 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.bookkeeper</groupId>
+    <groupId>io.streamnative</groupId>
     <artifactId>bookkeeper</artifactId>
     <version>4.15.0-SNAPSHOT</version>
     <relativePath>..</relativePath>
@@ -29,10 +29,7 @@
   <groupId>org.apache.bookkeeper.stats</groupId>
   <artifactId>bookkeeper-stats-parent</artifactId>
   <name>Apache BookKeeper :: Stats :: Parent</name>
-
   <modules>
     <module>utils</module>
   </modules>
-
 </project>
-
diff --git a/stats/utils/pom.xml b/stats/utils/pom.xml
index cdfebcd08cc..47c6ca79fb5 100644
--- a/stats/utils/pom.xml
+++ b/stats/utils/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
   ~ Licensed to the Apache Software Foundation (ASF) under one
   ~ or more contributor license agreements.  See the NOTICE file
diff --git a/stream/api/pom.xml b/stream/api/pom.xml
index 82906fdb484..679a2550db0 100644
--- a/stream/api/pom.xml
+++ b/stream/api/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -19,21 +19,21 @@
   <modelVersion>4.0.0</modelVersion>
   <parent>
     <artifactId>stream-storage-parent</artifactId>
-    <groupId>org.apache.bookkeeper</groupId>
+    <groupId>io.streamnative</groupId>
     <version>4.15.0-SNAPSHOT</version>
     <relativePath>..</relativePath>
   </parent>
-  <groupId>org.apache.bookkeeper</groupId>
+  <groupId>io.streamnative</groupId>
   <artifactId>stream-storage-api</artifactId>
   <name>Apache BookKeeper :: Stream Storage :: API</name>
   <dependencies>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-common</artifactId>
       <version>${project.parent.version}</version>
     </dependency>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>stream-storage-common</artifactId>
       <version>${project.parent.version}</version>
     </dependency>
diff --git a/stream/bk-grpc-name-resolver/pom.xml b/stream/bk-grpc-name-resolver/pom.xml
index 37feb436205..50aefb9cad9 100644
--- a/stream/bk-grpc-name-resolver/pom.xml
+++ b/stream/bk-grpc-name-resolver/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
   ~ Licensed to the Apache Software Foundation (ASF) under one
   ~ or more contributor license agreements.  See the NOTICE file
@@ -21,32 +21,32 @@
   <modelVersion>4.0.0</modelVersion>
   <parent>
     <artifactId>stream-storage-parent</artifactId>
-    <groupId>org.apache.bookkeeper</groupId>
+    <groupId>io.streamnative</groupId>
     <version>4.15.0-SNAPSHOT</version>
     <relativePath>..</relativePath>
   </parent>
-  <groupId>org.apache.bookkeeper</groupId>
+  <groupId>io.streamnative</groupId>
   <artifactId>bk-grpc-name-resolver</artifactId>
   <name>Apache BookKeeper :: Stream Storage :: Common :: BK Grpc Name Resolver</name>
   <dependencies>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>stream-storage-common</artifactId>
       <version>${project.version}</version>
     </dependency>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-server</artifactId>
       <version>${project.version}</version>
     </dependency>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>stream-storage-java-client-base</artifactId>
       <version>${project.version}</version>
       <scope>test</scope>
     </dependency>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-common</artifactId>
       <version>${project.version}</version>
       <type>test-jar</type>
@@ -59,18 +59,18 @@
       <scope>test</scope>
     </dependency>
     <dependency>
-       <!-- needed by ZooKeeper server -->
-       <groupId>org.xerial.snappy</groupId>
-       <artifactId>snappy-java</artifactId>
-       <scope>test</scope>
+      <!-- needed by ZooKeeper server -->
+      <groupId>org.xerial.snappy</groupId>
+      <artifactId>snappy-java</artifactId>
+      <scope>test</scope>
     </dependency>
     <dependency>
-        <!-- needed by ZooKeeper server -->
-       <groupId>io.dropwizard.metrics</groupId>
-       <artifactId>metrics-core</artifactId>
+      <!-- needed by ZooKeeper server -->
+      <groupId>io.dropwizard.metrics</groupId>
+      <artifactId>metrics-core</artifactId>
     </dependency>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-server</artifactId>
       <version>${project.version}</version>
       <type>test-jar</type>
diff --git a/stream/clients/java/all/pom.xml b/stream/clients/java/all/pom.xml
index 1aa66fd526a..832f9e94b4e 100644
--- a/stream/clients/java/all/pom.xml
+++ b/stream/clients/java/all/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -18,21 +18,20 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.bookkeeper</groupId>
+    <groupId>io.streamnative</groupId>
     <artifactId>stream-storage-java-client-parent</artifactId>
     <version>4.15.0-SNAPSHOT</version>
   </parent>
   <artifactId>stream-storage-java-client</artifactId>
   <name>Apache BookKeeper :: Stream Storage :: Clients :: Java Client </name>
-
   <dependencies>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>stream-storage-java-kv-client</artifactId>
       <version>${project.parent.version}</version>
     </dependency>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>stream-storage-java-client-base</artifactId>
       <version>${project.parent.version}</version>
       <type>test-jar</type>
@@ -57,7 +56,7 @@
               <minimizeJar>false</minimizeJar>
               <artifactSet>
                 <includes>
-                  <include>org.apache.bookkeeper:stream-storage-*</include>
+                  <include>io.streamnative:stream-storage-*</include>
                 </includes>
               </artifactSet>
             </configuration>
diff --git a/stream/clients/java/base/pom.xml b/stream/clients/java/base/pom.xml
index c8d8388420b..d6009e11f87 100644
--- a/stream/clients/java/base/pom.xml
+++ b/stream/clients/java/base/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -18,21 +18,20 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.bookkeeper</groupId>
+    <groupId>io.streamnative</groupId>
     <artifactId>stream-storage-java-client-parent</artifactId>
     <version>4.15.0-SNAPSHOT</version>
   </parent>
   <artifactId>stream-storage-java-client-base</artifactId>
   <name>Apache BookKeeper :: Stream Storage :: Clients :: Java Client :: Base</name>
-
   <dependencies>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>stream-storage-api</artifactId>
       <version>${project.parent.version}</version>
     </dependency>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>stream-storage-proto</artifactId>
       <version>${project.parent.version}</version>
     </dependency>
diff --git a/stream/clients/java/kv/pom.xml b/stream/clients/java/kv/pom.xml
index d9c9e359324..65f501ad36a 100644
--- a/stream/clients/java/kv/pom.xml
+++ b/stream/clients/java/kv/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -18,21 +18,20 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.bookkeeper</groupId>
+    <groupId>io.streamnative</groupId>
     <artifactId>stream-storage-java-client-parent</artifactId>
     <version>4.15.0-SNAPSHOT</version>
   </parent>
   <artifactId>stream-storage-java-kv-client</artifactId>
   <name>Apache BookKeeper :: Stream Storage :: Clients :: Java Client :: KV</name>
-
   <dependencies>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>stream-storage-java-client-base</artifactId>
       <version>${project.parent.version}</version>
     </dependency>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>stream-storage-java-client-base</artifactId>
       <version>${project.parent.version}</version>
       <type>test-jar</type>
diff --git a/stream/clients/java/pom.xml b/stream/clients/java/pom.xml
index 44a462220e9..6f4c3464363 100644
--- a/stream/clients/java/pom.xml
+++ b/stream/clients/java/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -19,7 +19,7 @@
   <packaging>pom</packaging>
   <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.bookkeeper</groupId>
+    <groupId>io.streamnative</groupId>
     <artifactId>stream-storage-clients-parent</artifactId>
     <version>4.15.0-SNAPSHOT</version>
     <relativePath>..</relativePath>
diff --git a/stream/clients/pom.xml b/stream/clients/pom.xml
index 3001eeb8d90..4050b98b976 100644
--- a/stream/clients/pom.xml
+++ b/stream/clients/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -19,7 +19,7 @@
   <packaging>pom</packaging>
   <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.bookkeeper</groupId>
+    <groupId>io.streamnative</groupId>
     <artifactId>stream-storage-parent</artifactId>
     <version>4.15.0-SNAPSHOT</version>
     <relativePath>..</relativePath>
diff --git a/stream/common/pom.xml b/stream/common/pom.xml
index 6f5091ad933..2a9955b2220 100644
--- a/stream/common/pom.xml
+++ b/stream/common/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -19,16 +19,16 @@
   <modelVersion>4.0.0</modelVersion>
   <parent>
     <artifactId>stream-storage-parent</artifactId>
-    <groupId>org.apache.bookkeeper</groupId>
+    <groupId>io.streamnative</groupId>
     <version>4.15.0-SNAPSHOT</version>
     <relativePath>..</relativePath>
   </parent>
-  <groupId>org.apache.bookkeeper</groupId>
+  <groupId>io.streamnative</groupId>
   <artifactId>stream-storage-common</artifactId>
   <name>Apache BookKeeper :: Stream Storage :: Common</name>
   <dependencies>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-common</artifactId>
       <version>${project.parent.version}</version>
     </dependency>
@@ -61,14 +61,14 @@
       <optional>true</optional>
     </dependency>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-common</artifactId>
       <version>${project.version}</version>
       <type>test-jar</type>
       <scope>test</scope>
     </dependency>
     <dependency>
-      <groupId>org.apache.bookkeeper.tests</groupId>
+      <groupId>io.streamnative.tests</groupId>
       <artifactId>stream-storage-tests-common</artifactId>
       <version>${project.version}</version>
       <scope>test</scope>
diff --git a/stream/distributedlog/common/pom.xml b/stream/distributedlog/common/pom.xml
index f91055fa99d..2a6eb4665ed 100644
--- a/stream/distributedlog/common/pom.xml
+++ b/stream/distributedlog/common/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -37,7 +37,7 @@
       </exclusions>
     </dependency>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-common</artifactId>
       <version>${project.parent.version}</version>
     </dependency>
diff --git a/stream/distributedlog/core/pom.xml b/stream/distributedlog/core/pom.xml
index 78c6ff62b28..3c5d580be05 100644
--- a/stream/distributedlog/core/pom.xml
+++ b/stream/distributedlog/core/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -39,7 +39,7 @@
       <artifactId>libthrift</artifactId>
     </dependency>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-server</artifactId>
       <version>${project.parent.version}</version>
     </dependency>
@@ -55,7 +55,7 @@
       <scope>test</scope>
     </dependency>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-common</artifactId>
       <version>${project.version}</version>
       <type>test-jar</type>
@@ -69,16 +69,16 @@
       <scope>test</scope>
     </dependency>
     <dependency>
-       <!-- needed by ZooKeeper server -->
-       <groupId>org.xerial.snappy</groupId>
-       <artifactId>snappy-java</artifactId>
-       <scope>test</scope>
+      <!-- needed by ZooKeeper server -->
+      <groupId>org.xerial.snappy</groupId>
+      <artifactId>snappy-java</artifactId>
+      <scope>test</scope>
     </dependency>
     <dependency>
-        <!-- needed by ZooKeeper server -->
-       <groupId>io.dropwizard.metrics</groupId>
-       <artifactId>metrics-core</artifactId>
-       <scope>test</scope>
+      <!-- needed by ZooKeeper server -->
+      <groupId>io.dropwizard.metrics</groupId>
+      <artifactId>metrics-core</artifactId>
+      <scope>test</scope>
     </dependency>
   </dependencies>
   <build>
diff --git a/stream/distributedlog/io/dlfs/pom.xml b/stream/distributedlog/io/dlfs/pom.xml
index 31366ed9fc0..6e9c01cbfb2 100644
--- a/stream/distributedlog/io/dlfs/pom.xml
+++ b/stream/distributedlog/io/dlfs/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -68,16 +68,16 @@
       <scope>test</scope>
     </dependency>
     <dependency>
-       <!-- needed by ZooKeeper server -->
-       <groupId>org.xerial.snappy</groupId>
-       <artifactId>snappy-java</artifactId>
-       <scope>test</scope>
+      <!-- needed by ZooKeeper server -->
+      <groupId>org.xerial.snappy</groupId>
+      <artifactId>snappy-java</artifactId>
+      <scope>test</scope>
     </dependency>
     <dependency>
-        <!-- needed by ZooKeeper server -->
-       <groupId>io.dropwizard.metrics</groupId>
-       <artifactId>metrics-core</artifactId>
-       <scope>test</scope>
+      <!-- needed by ZooKeeper server -->
+      <groupId>io.dropwizard.metrics</groupId>
+      <artifactId>metrics-core</artifactId>
+      <scope>test</scope>
     </dependency>
   </dependencies>
   <build>
diff --git a/stream/distributedlog/io/pom.xml b/stream/distributedlog/io/pom.xml
index 38572cb2e0b..ed7a751e6e4 100644
--- a/stream/distributedlog/io/pom.xml
+++ b/stream/distributedlog/io/pom.xml
@@ -1,3 +1,4 @@
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -14,7 +15,6 @@
    See the License for the specific language governing permissions and
    limitations under the License.
 -->
-
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <parent>
     <groupId>org.apache.distributedlog</groupId>
diff --git a/stream/distributedlog/pom.xml b/stream/distributedlog/pom.xml
index 2f77d0fc025..b9d64f01f74 100644
--- a/stream/distributedlog/pom.xml
+++ b/stream/distributedlog/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -18,7 +18,7 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.bookkeeper</groupId>
+    <groupId>io.streamnative</groupId>
     <artifactId>bookkeeper</artifactId>
     <version>4.15.0-SNAPSHOT</version>
     <relativePath>../..</relativePath>
@@ -88,4 +88,3 @@
     </plugins>
   </build>
 </project>
-
diff --git a/stream/distributedlog/protocol/pom.xml b/stream/distributedlog/protocol/pom.xml
index 727a8009c21..0964c6a958d 100644
--- a/stream/distributedlog/protocol/pom.xml
+++ b/stream/distributedlog/protocol/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
diff --git a/stream/pom.xml b/stream/pom.xml
index d1b01cec7e0..fac59a4bc7f 100644
--- a/stream/pom.xml
+++ b/stream/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -18,16 +18,15 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.bookkeeper</groupId>
+    <groupId>io.streamnative</groupId>
     <artifactId>bookkeeper</artifactId>
     <version>4.15.0-SNAPSHOT</version>
     <relativePath>..</relativePath>
   </parent>
   <packaging>pom</packaging>
-  <groupId>org.apache.bookkeeper</groupId>
+  <groupId>io.streamnative</groupId>
   <artifactId>stream-storage-parent</artifactId>
   <name>Apache BookKeeper :: Stream Storage :: Parent</name>
-
   <modules>
     <module>distributedlog</module>
     <module>common</module>
@@ -40,7 +39,6 @@
     <module>server</module>
     <module>bk-grpc-name-resolver</module>
   </modules>
-
   <build>
     <plugins>
       <plugin>
@@ -65,7 +63,6 @@
       </plugin>
     </plugins>
   </build>
-
   <profiles>
     <profile>
       <id>streamTests</id>
@@ -87,6 +84,4 @@
       </build>
     </profile>
   </profiles>
-
 </project>
-
diff --git a/stream/proto/pom.xml b/stream/proto/pom.xml
index 7827096cb49..e897b3d4a08 100644
--- a/stream/proto/pom.xml
+++ b/stream/proto/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -18,18 +18,17 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.bookkeeper</groupId>
+    <groupId>io.streamnative</groupId>
     <artifactId>stream-storage-parent</artifactId>
     <version>4.15.0-SNAPSHOT</version>
     <relativePath>..</relativePath>
   </parent>
-  <groupId>org.apache.bookkeeper</groupId>
+  <groupId>io.streamnative</groupId>
   <artifactId>stream-storage-proto</artifactId>
   <name>Apache BookKeeper :: Stream Storage :: Proto</name>
-
   <dependencies>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>stream-storage-common</artifactId>
       <version>${project.parent.version}</version>
     </dependency>
@@ -48,13 +47,12 @@
       <optional>true</optional>
     </dependency>
     <dependency>
-      <groupId>org.apache.bookkeeper.tests</groupId>
+      <groupId>io.streamnative.tests</groupId>
       <artifactId>stream-storage-tests-common</artifactId>
       <version>${project.version}</version>
       <scope>test</scope>
     </dependency>
   </dependencies>
-
   <build>
     <extensions>
       <extension>
diff --git a/stream/server/pom.xml b/stream/server/pom.xml
index 386b611be91..d11ca14d045 100644
--- a/stream/server/pom.xml
+++ b/stream/server/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -18,21 +18,20 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.bookkeeper</groupId>
+    <groupId>io.streamnative</groupId>
     <artifactId>stream-storage-parent</artifactId>
     <version>4.15.0-SNAPSHOT</version>
   </parent>
   <artifactId>stream-storage-server</artifactId>
   <name>Apache BookKeeper :: Stream Storage :: Server</name>
-
   <dependencies>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>stream-storage-service-impl</artifactId>
       <version>${project.parent.version}</version>
     </dependency>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>stream-storage-java-client</artifactId>
       <version>${project.parent.version}</version>
     </dependency>
@@ -46,20 +45,19 @@
       <version>${project.parent.version}</version>
       <scope>runtime</scope>
     </dependency>
-  <dependency>
-       <!-- needed by ZooKeeper server -->
-       <groupId>org.xerial.snappy</groupId>
-       <artifactId>snappy-java</artifactId>
-       <scope>runtime</scope>
+    <dependency>
+      <!-- needed by ZooKeeper server -->
+      <groupId>org.xerial.snappy</groupId>
+      <artifactId>snappy-java</artifactId>
+      <scope>runtime</scope>
     </dependency>
     <dependency>
-        <!-- needed by ZooKeeper server -->
-       <groupId>io.dropwizard.metrics</groupId>
-       <artifactId>metrics-core</artifactId>
-       <scope>runtime</scope>
+      <!-- needed by ZooKeeper server -->
+      <groupId>io.dropwizard.metrics</groupId>
+      <artifactId>metrics-core</artifactId>
+      <scope>runtime</scope>
     </dependency>
   </dependencies>
-
   <build>
     <plugins>
       <plugin>
diff --git a/stream/src/main/resources/distributedlog/findbugsExclude.xml b/stream/src/main/resources/distributedlog/findbugsExclude.xml
index 00134767436..77a769b62ce 100644
--- a/stream/src/main/resources/distributedlog/findbugsExclude.xml
+++ b/stream/src/main/resources/distributedlog/findbugsExclude.xml
@@ -1,3 +1,4 @@
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
     Licensed to the Apache Software Foundation (ASF) under one
     or more contributor license agreements.  See the NOTICE file
@@ -18,174 +19,174 @@
 <FindBugsFilter>
   <Match>
     <!-- generated code, we can't be held responsible for findbugs in it //-->
-    <Class name="~org\.apache\.bookkeeper\.tests\.generated.*" />
+    <Class name="~org\.apache\.bookkeeper\.tests\.generated.*"/>
   </Match>
   <Match>
     <!-- generated code, we can't be held responsible for findbugs in it //-->
-    <Class name="~org\.apache\.bookkeeper\.thrift.*" />
+    <Class name="~org\.apache\.bookkeeper\.thrift.*"/>
   </Match>
   <Match>
     <!-- generated code, we can't be held responsible for findbugs in it //-->
-    <Class name="~org\.apache\.bookkeeper\.statestore\.proto.*" />
+    <Class name="~org\.apache\.bookkeeper\.statestore\.proto.*"/>
   </Match>
   <!-- distributedlog-benchmark -->
   <Match>
     <!-- generated code, we can't be held responsible for findbugs in it //-->
-    <Class name="~org\.apache\.bookkeeper\.benchmark\.thrift.*" />
+    <Class name="~org\.apache\.bookkeeper\.benchmark\.thrift.*"/>
   </Match>
   <!-- distributedlog-common -->
   <Match>
     <Class name="org.apache.bookkeeper.common.concurrent.FutureUtils"/>
-    <Bug pattern="NP_NULL_PARAM_DEREF_NONVIRTUAL" />
+    <Bug pattern="NP_NULL_PARAM_DEREF_NONVIRTUAL"/>
   </Match>
   <Match>
     <Class name="org.apache.bookkeeper.common.concurrent.FutureUtils$2"/>
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
     <Class name="org.apache.bookkeeper.common.concurrent.FutureUtils"/>
-    <Method name="Void" />
-    <Bug pattern="NM_METHOD_NAMING_CONVENTION" />
+    <Method name="Void"/>
+    <Bug pattern="NM_METHOD_NAMING_CONVENTION"/>
   </Match>
   <!-- distributedlog-core -->
   <Match>
     <!-- it is safe to store external bytes reference here. //-->
-    <Class name="org.apache.bookkeeper.Entry$Builder" />
-    <Method name="setData" />
-    <Bug pattern="EI_EXPOSE_REP2" />
+    <Class name="org.apache.bookkeeper.Entry$Builder"/>
+    <Method name="setData"/>
+    <Bug pattern="EI_EXPOSE_REP2"/>
   </Match>
   <Match>
     <!-- it is safe to store external bytes reference here. //-->
-    <Class name="org.apache.bookkeeper.Entry" />
-    <Method name="getRawData" />
-    <Bug pattern="EI_EXPOSE_REP" />
+    <Class name="org.apache.bookkeeper.Entry"/>
+    <Method name="getRawData"/>
+    <Bug pattern="EI_EXPOSE_REP"/>
   </Match>
   <Match>
-    <Class name="org.apache.bookkeeper.BKAsyncLogReader" />
-    <Method name="run" />
-    <Bug pattern="JLM_JSR166_UTILCONCURRENT_MONITORENTER" />
+    <Class name="org.apache.bookkeeper.BKAsyncLogReader"/>
+    <Method name="run"/>
+    <Bug pattern="JLM_JSR166_UTILCONCURRENT_MONITORENTER"/>
   </Match>
   <Match>
-    <Class name="org.apache.bookkeeper.BKLogReadHandler$1" />
-    <Method name="onSuccess" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.bookkeeper.BKLogReadHandler$1"/>
+    <Method name="onSuccess"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.bookkeeper.BookKeeperClient$2" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.bookkeeper.BookKeeperClient$2"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.bookkeeper.ReadUtils" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.bookkeeper.ReadUtils"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.bookkeeper.ReadUtils$2" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.bookkeeper.ReadUtils$2"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.bookkeeper.auditor.DLAuditor$2" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.bookkeeper.auditor.DLAuditor$2"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.bookkeeper.auditor.DLAuditor$8" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.bookkeeper.auditor.DLAuditor$8"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.bookkeeper.bk.SimpleLedgerAllocator$4" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.bookkeeper.bk.SimpleLedgerAllocator$4"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.bookkeeper.bk.SimpleLedgerAllocator$4$1" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.bookkeeper.bk.SimpleLedgerAllocator$4$1"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.bookkeeper.bk.SimpleLedgerAllocator$5" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.bookkeeper.bk.SimpleLedgerAllocator$5"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.bookkeeper.impl.acl.ZKAccessControl$4" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.bookkeeper.impl.acl.ZKAccessControl$4"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.bookkeeper.impl.acl.ZKAccessControlManager$1" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.bookkeeper.impl.acl.ZKAccessControlManager$1"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.bookkeeper.impl.acl.ZKAccessControlManager$1$1" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.bookkeeper.impl.acl.ZKAccessControlManager$1$1"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.bookkeeper.impl.metadata.ZKLogStreamMetadataStore$1$1" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.bookkeeper.impl.metadata.ZKLogStreamMetadataStore$1$1"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.bookkeeper.lock.ZKSessionLock" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.bookkeeper.lock.ZKSessionLock"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.bookkeeper.lock.ZKSessionLock$12" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.bookkeeper.lock.ZKSessionLock$12"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.bookkeeper.lock.ZKSessionLock$13$1" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.bookkeeper.lock.ZKSessionLock$13$1"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.bookkeeper.util.Utils" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.bookkeeper.util.Utils"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <Match>
-    <Class name="org.apache.bookkeeper.util.Utils$6" />
-    <Bug pattern="NP_NONNULL_PARAM_VIOLATION" />
+    <Class name="org.apache.bookkeeper.util.Utils$6"/>
+    <Bug pattern="NP_NONNULL_PARAM_VIOLATION"/>
   </Match>
   <!-- distributedlog-protocol -->
   <Match>
     <!-- it is safe to store external bytes reference here. //-->
-    <Class name="org.apache.bookkeeper.LogRecord" />
-    <Bug pattern="EI_EXPOSE_REP2" />
+    <Class name="org.apache.bookkeeper.LogRecord"/>
+    <Bug pattern="EI_EXPOSE_REP2"/>
   </Match>
   <Match>
     <!-- it is safe to store external bytes reference here. //-->
-    <Class name="org.apache.bookkeeper.LogRecord" />
-    <Method name="getPayload" />
-    <Bug pattern="EI_EXPOSE_REP" />
+    <Class name="org.apache.bookkeeper.LogRecord"/>
+    <Method name="getPayload"/>
+    <Bug pattern="EI_EXPOSE_REP"/>
   </Match>
   <!-- distributedlog-proxy-server -->
   <Match>
     <!-- generated code, we can't be held responsible for findbugs in it //-->
-    <Class name="~org\.apache\.bookkeeper\.service\.placement\.thrift.*" />
+    <Class name="~org\.apache\.bookkeeper\.service\.placement\.thrift.*"/>
   </Match>
   <Match>
     <!-- it is safe to cast exception here. //-->
-    <Class name="org.apache.bookkeeper.service.DistributedLogServiceImpl$Stream$2" />
-    <Method name="onFailure" />
-    <Bug pattern="BC_UNCONFIRMED_CAST" />
+    <Class name="org.apache.bookkeeper.service.DistributedLogServiceImpl$Stream$2"/>
+    <Method name="onFailure"/>
+    <Bug pattern="BC_UNCONFIRMED_CAST"/>
   </Match>
   <Match>
     <!-- it is safe to cast exception here. //-->
-    <Class name="org.apache.bookkeeper.service.stream.BulkWriteOp" />
-    <Method name="isDefiniteFailure" />
-    <Bug pattern="BC_IMPOSSIBLE_INSTANCEOF" />
+    <Class name="org.apache.bookkeeper.service.stream.BulkWriteOp"/>
+    <Method name="isDefiniteFailure"/>
+    <Bug pattern="BC_IMPOSSIBLE_INSTANCEOF"/>
   </Match>
   <!-- distributedlog-messaging -->
   <Match>
     <!-- generated code, we can't be held responsible for findbugs in it //-->
-    <Class name="~.*\.TransformedRecord" />
+    <Class name="~.*\.TransformedRecord"/>
   </Match>
   <Match>
     <!-- it is safe to store external bytes reference here. //-->
-    <Class name="org.apache.bookkeeper.messaging.PartitionedMultiWriter" />
-    <Bug pattern="EI_EXPOSE_REP2" />
+    <Class name="org.apache.bookkeeper.messaging.PartitionedMultiWriter"/>
+    <Bug pattern="EI_EXPOSE_REP2"/>
   </Match>
   <Match>
     <!-- it is safe to store external bytes reference here. //-->
-    <Class name="org.apache.bookkeeper.messaging.RRMultiWriter" />
-    <Bug pattern="EI_EXPOSE_REP2" />
+    <Class name="org.apache.bookkeeper.messaging.RRMultiWriter"/>
+    <Bug pattern="EI_EXPOSE_REP2"/>
   </Match>
   <!-- state-store -->
   <Match>
     <!-- it is safe to store external bytes reference here. //-->
-    <Class name="org.apache.bookkeeper.statestore.impl.mvcc.op.proto.ProtoPutOpImpl" />
-    <Bug pattern="EI_EXPOSE_REP" />
+    <Class name="org.apache.bookkeeper.statestore.impl.mvcc.op.proto.ProtoPutOpImpl"/>
+    <Bug pattern="EI_EXPOSE_REP"/>
   </Match>
 </FindBugsFilter>
diff --git a/stream/statelib/pom.xml b/stream/statelib/pom.xml
index d2466182dad..e82279e4415 100644
--- a/stream/statelib/pom.xml
+++ b/stream/statelib/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -17,14 +17,13 @@
 -->
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
-
   <parent>
     <artifactId>stream-storage-parent</artifactId>
-    <groupId>org.apache.bookkeeper</groupId>
+    <groupId>io.streamnative</groupId>
     <version>4.15.0-SNAPSHOT</version>
     <relativePath>..</relativePath>
   </parent>
-  <groupId>org.apache.bookkeeper</groupId>
+  <groupId>io.streamnative</groupId>
   <artifactId>statelib</artifactId>
   <name>Apache BookKeeper :: Stream Storage :: State Library</name>
   <dependencies>
@@ -34,22 +33,22 @@
       <version>${project.parent.version}</version>
     </dependency>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-common</artifactId>
       <version>${project.parent.version}</version>
     </dependency>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>stream-storage-common</artifactId>
       <version>${project.parent.version}</version>
     </dependency>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>stream-storage-api</artifactId>
       <version>${project.parent.version}</version>
     </dependency>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>stream-storage-proto</artifactId>
       <version>${project.parent.version}</version>
     </dependency>
@@ -71,7 +70,6 @@
       <version>${project.parent.version}</version>
       <classifier>tests</classifier>
     </dependency>
-
     <!-- zookeeper -->
     <dependency>
       <groupId>org.apache.zookeeper</groupId>
@@ -124,21 +122,18 @@
         </exclusion>
       </exclusions>
     </dependency>
-
     <dependency>
       <!-- needed by ZooKeeper server -->
       <groupId>org.xerial.snappy</groupId>
       <artifactId>snappy-java</artifactId>
       <version>${snappy.version}</version>
     </dependency>
-
     <!-- dropwizard metrics, for stats and for ZooKeeper server -->
     <dependency>
       <groupId>io.dropwizard.metrics</groupId>
       <artifactId>metrics-core</artifactId>
       <version>${dropwizard.version}</version>
     </dependency>
-
   </dependencies>
   <build>
     <extensions>
diff --git a/stream/storage/api/pom.xml b/stream/storage/api/pom.xml
index bc415e3e28b..a07ac13cd41 100644
--- a/stream/storage/api/pom.xml
+++ b/stream/storage/api/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -18,27 +18,25 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.bookkeeper</groupId>
+    <groupId>io.streamnative</groupId>
     <artifactId>stream-storage-service-parent</artifactId>
     <version>4.15.0-SNAPSHOT</version>
     <relativePath>..</relativePath>
   </parent>
   <artifactId>stream-storage-service-api</artifactId>
   <name>Apache BookKeeper :: Stream Storage :: Storage :: Api</name>
-
   <dependencies>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-common</artifactId>
       <version>${project.parent.version}</version>
     </dependency>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>stream-storage-proto</artifactId>
       <version>${project.parent.version}</version>
     </dependency>
   </dependencies>
-
   <build>
     <plugins>
       <plugin>
diff --git a/stream/storage/impl/pom.xml b/stream/storage/impl/pom.xml
index 7b2ff7d5672..98a8adf9b16 100644
--- a/stream/storage/impl/pom.xml
+++ b/stream/storage/impl/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -18,27 +18,26 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.bookkeeper</groupId>
+    <groupId>io.streamnative</groupId>
     <artifactId>stream-storage-service-parent</artifactId>
     <version>4.15.0-SNAPSHOT</version>
     <relativePath>..</relativePath>
   </parent>
   <artifactId>stream-storage-service-impl</artifactId>
   <name>Apache BookKeeper :: Stream Storage :: Storage :: Impl</name>
-
   <dependencies>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>stream-storage-service-api</artifactId>
       <version>${project.parent.version}</version>
     </dependency>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>stream-storage-java-client-base</artifactId>
       <version>${project.parent.version}</version>
     </dependency>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>statelib</artifactId>
       <version>${project.parent.version}</version>
     </dependency>
@@ -54,92 +53,88 @@
       <scope>test</scope>
     </dependency>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-common</artifactId>
       <version>${project.parent.version}</version>
       <classifier>tests</classifier>
       <scope>test</scope>
     </dependency>
     <dependency>
-      <groupId>org.apache.bookkeeper.tests</groupId>
+      <groupId>io.streamnative.tests</groupId>
       <artifactId>stream-storage-tests-common</artifactId>
       <version>${project.version}</version>
     </dependency>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>stream-storage-java-client-base</artifactId>
       <version>${project.parent.version}</version>
       <type>test-jar</type>
       <scope>test</scope>
     </dependency>
-
     <!-- zookeeper -->
     <dependency>
-        <groupId>org.apache.zookeeper</groupId>
-        <artifactId>zookeeper</artifactId>
-        <version>${zookeeper.version}</version>
-        <exclusions>
-          <exclusion>
-            <groupId>net.java.dev.javacc</groupId>
-            <artifactId>javacc</artifactId>
-          </exclusion>
-          <exclusion>
-            <groupId>org.slf4j</groupId>
-            <artifactId>slf4j-log4j12</artifactId>
-          </exclusion>
-          <exclusion>
-            <groupId>org.slf4j</groupId>
-            <artifactId>slf4j-api</artifactId>
-          </exclusion>
-          <exclusion>
-            <groupId>log4j</groupId>
-            <artifactId>log4j</artifactId>
-          </exclusion>
-          <exclusion>
-            <groupId>io.netty</groupId>
-            <artifactId>*</artifactId>
-          </exclusion>
-        </exclusions>
-      </dependency>
-      <dependency>
-        <groupId>org.apache.zookeeper</groupId>
-        <artifactId>zookeeper</artifactId>
-        <version>${zookeeper.version}</version>
-        <type>test-jar</type>
-        <exclusions>
-          <exclusion>
-            <groupId>org.slf4j</groupId>
-            <artifactId>slf4j-log4j12</artifactId>
-          </exclusion>
-          <exclusion>
-            <groupId>org.slf4j</groupId>
-            <artifactId>slf4j-api</artifactId>
-          </exclusion>
-          <exclusion>
-            <groupId>log4j</groupId>
-            <artifactId>log4j</artifactId>
-          </exclusion>
-          <exclusion>
-            <groupId>io.netty</groupId>
-            <artifactId>*</artifactId>
-          </exclusion>
-        </exclusions>
-      </dependency>
-
-      <dependency>
-         <!-- needed by ZooKeeper server -->
-         <groupId>org.xerial.snappy</groupId>
-         <artifactId>snappy-java</artifactId>
-         <version>${snappy.version}</version>
-      </dependency>
-
-      <!-- dropwizard metrics, for stats and for ZooKeeper server -->
-      <dependency>
-        <groupId>io.dropwizard.metrics</groupId>
-        <artifactId>metrics-core</artifactId>
-        <version>${dropwizard.version}</version>
-      </dependency>
-
+      <groupId>org.apache.zookeeper</groupId>
+      <artifactId>zookeeper</artifactId>
+      <version>${zookeeper.version}</version>
+      <exclusions>
+        <exclusion>
+          <groupId>net.java.dev.javacc</groupId>
+          <artifactId>javacc</artifactId>
+        </exclusion>
+        <exclusion>
+          <groupId>org.slf4j</groupId>
+          <artifactId>slf4j-log4j12</artifactId>
+        </exclusion>
+        <exclusion>
+          <groupId>org.slf4j</groupId>
+          <artifactId>slf4j-api</artifactId>
+        </exclusion>
+        <exclusion>
+          <groupId>log4j</groupId>
+          <artifactId>log4j</artifactId>
+        </exclusion>
+        <exclusion>
+          <groupId>io.netty</groupId>
+          <artifactId>*</artifactId>
+        </exclusion>
+      </exclusions>
+    </dependency>
+    <dependency>
+      <groupId>org.apache.zookeeper</groupId>
+      <artifactId>zookeeper</artifactId>
+      <version>${zookeeper.version}</version>
+      <type>test-jar</type>
+      <exclusions>
+        <exclusion>
+          <groupId>org.slf4j</groupId>
+          <artifactId>slf4j-log4j12</artifactId>
+        </exclusion>
+        <exclusion>
+          <groupId>org.slf4j</groupId>
+          <artifactId>slf4j-api</artifactId>
+        </exclusion>
+        <exclusion>
+          <groupId>log4j</groupId>
+          <artifactId>log4j</artifactId>
+        </exclusion>
+        <exclusion>
+          <groupId>io.netty</groupId>
+          <artifactId>*</artifactId>
+        </exclusion>
+      </exclusions>
+    </dependency>
+    <dependency>
+      <!-- needed by ZooKeeper server -->
+      <groupId>org.xerial.snappy</groupId>
+      <artifactId>snappy-java</artifactId>
+      <version>${snappy.version}</version>
+    </dependency>
+    <!-- dropwizard metrics, for stats and for ZooKeeper server -->
+    <dependency>
+      <groupId>io.dropwizard.metrics</groupId>
+      <artifactId>metrics-core</artifactId>
+      <version>${dropwizard.version}</version>
+    </dependency>
   </dependencies>
   <build>
     <plugins>
diff --git a/stream/storage/pom.xml b/stream/storage/pom.xml
index 22e3eaf395d..68bf3fdceaf 100644
--- a/stream/storage/pom.xml
+++ b/stream/storage/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -19,7 +19,7 @@
   <packaging>pom</packaging>
   <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.bookkeeper</groupId>
+    <groupId>io.streamnative</groupId>
     <artifactId>stream-storage-parent</artifactId>
     <version>4.15.0-SNAPSHOT</version>
     <relativePath>..</relativePath>
diff --git a/stream/tests-common/pom.xml b/stream/tests-common/pom.xml
index c14fde018ae..8691a647aa2 100644
--- a/stream/tests-common/pom.xml
+++ b/stream/tests-common/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -18,15 +18,14 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.bookkeeper</groupId>
+    <groupId>io.streamnative</groupId>
     <artifactId>stream-storage-parent</artifactId>
     <version>4.15.0-SNAPSHOT</version>
     <relativePath>..</relativePath>
   </parent>
-  <groupId>org.apache.bookkeeper.tests</groupId>
+  <groupId>io.streamnative.tests</groupId>
   <artifactId>stream-storage-tests-common</artifactId>
   <name>Apache BookKeeper :: Stream Storage :: Common Classes for Tests</name>
-
   <dependencies>
     <dependency>
       <groupId>io.grpc</groupId>
@@ -57,7 +56,6 @@
       <optional>true</optional>
     </dependency>
   </dependencies>
-
   <build>
     <extensions>
       <extension>
diff --git a/tests/backward-compat/bc-non-fips/pom.xml b/tests/backward-compat/bc-non-fips/pom.xml
index eba5b1d7219..370a6102d2f 100644
--- a/tests/backward-compat/bc-non-fips/pom.xml
+++ b/tests/backward-compat/bc-non-fips/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -18,12 +18,11 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation=" http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.bookkeeper.tests</groupId>
+    <groupId>io.streamnative.tests</groupId>
     <artifactId>backward-compat</artifactId>
     <version>4.15.0-SNAPSHOT</version>
     <relativePath>..</relativePath>
   </parent>
-
   <groupId>org.apache.bookkeeper.tests.backward-compat</groupId>
   <artifactId>bc-non-fips</artifactId>
   <packaging>jar</packaging>
@@ -31,16 +30,14 @@
   <properties>
     <bc-non-fips.version>1.68</bc-non-fips.version>
   </properties>
-
   <dependencies>
     <dependency>
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>
       <version>${junit.version}</version>
     </dependency>
-
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-server</artifactId>
       <version>${project.version}</version>
       <exclusions>
@@ -51,19 +48,16 @@
       </exclusions>
       <scope>test</scope>
     </dependency>
-
     <dependency>
       <groupId>org.bouncycastle</groupId>
       <artifactId>bcpkix-jdk15on</artifactId>
       <version>${bc-non-fips.version}</version>
     </dependency>
-
     <dependency>
       <groupId>org.bouncycastle</groupId>
       <artifactId>bcprov-ext-jdk15on</artifactId>
       <version>${bc-non-fips.version}</version>
     </dependency>
-
   </dependencies>
   <build>
     <plugins>
diff --git a/tests/backward-compat/current-server-old-clients/pom.xml b/tests/backward-compat/current-server-old-clients/pom.xml
index 2379977810d..1098363b249 100644
--- a/tests/backward-compat/current-server-old-clients/pom.xml
+++ b/tests/backward-compat/current-server-old-clients/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -18,15 +18,13 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation=" http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.bookkeeper.tests</groupId>
+    <groupId>io.streamnative.tests</groupId>
     <artifactId>backward-compat</artifactId>
     <version>4.15.0-SNAPSHOT</version>
     <relativePath>..</relativePath>
   </parent>
-
   <groupId>org.apache.bookkeeper.tests.backward-compat</groupId>
   <artifactId>backward-compat-current-server-old-clients</artifactId>
   <packaging>jar</packaging>
   <name>Apache BookKeeper :: Tests :: Backward Compatibility :: Test old clients working on current server</name>
-
 </project>
diff --git a/tests/backward-compat/current-server-old-clients/src/test/resources/arquillian.xml b/tests/backward-compat/current-server-old-clients/src/test/resources/arquillian.xml
index f914ff2c258..2dd5647e3a1 100644
--- a/tests/backward-compat/current-server-old-clients/src/test/resources/arquillian.xml
+++ b/tests/backward-compat/current-server-old-clients/src/test/resources/arquillian.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -15,14 +15,9 @@
    See the License for the specific language governing permissions and
    limitations under the License.
 -->
-<arquillian xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-            xmlns="http://jboss.org/schema/arquillian"
-            xsi:schemaLocation="http://jboss.org/schema/arquillian
-                                http://jboss.org/schema/arquillian/arquillian_1_0.xsd">
-
+<arquillian xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://jboss.org/schema/arquillian" xsi:schemaLocation="http://jboss.org/schema/arquillian                                 http://jboss.org/schema/arquillian/arquillian_1_0.xsd">
   <extension qualifier="docker">
     <property name="definitionFormat">CUBE</property>
     <property name="dockerContainersResource">cube-definitions/3-node-all-version-unstarted.yaml</property>
   </extension>
-
 </arquillian>
diff --git a/tests/backward-compat/hierarchical-ledger-manager/pom.xml b/tests/backward-compat/hierarchical-ledger-manager/pom.xml
index a75736839c2..c97a0a68e17 100644
--- a/tests/backward-compat/hierarchical-ledger-manager/pom.xml
+++ b/tests/backward-compat/hierarchical-ledger-manager/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -18,15 +18,13 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation=" http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.bookkeeper.tests</groupId>
+    <groupId>io.streamnative.tests</groupId>
     <artifactId>backward-compat</artifactId>
     <version>4.15.0-SNAPSHOT</version>
     <relativePath>..</relativePath>
   </parent>
-
   <groupId>org.apache.bookkeeper.tests.backward-compat</groupId>
   <artifactId>hierarchical-ledger-manager</artifactId>
   <packaging>jar</packaging>
   <name>Apache BookKeeper :: Tests :: Backward Compatibility :: Test compat between old version and new version of hierarchical ledger manager</name>
-
 </project>
diff --git a/tests/backward-compat/hierarchical-ledger-manager/src/test/resources/arquillian.xml b/tests/backward-compat/hierarchical-ledger-manager/src/test/resources/arquillian.xml
index f914ff2c258..2dd5647e3a1 100644
--- a/tests/backward-compat/hierarchical-ledger-manager/src/test/resources/arquillian.xml
+++ b/tests/backward-compat/hierarchical-ledger-manager/src/test/resources/arquillian.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -15,14 +15,9 @@
    See the License for the specific language governing permissions and
    limitations under the License.
 -->
-<arquillian xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-            xmlns="http://jboss.org/schema/arquillian"
-            xsi:schemaLocation="http://jboss.org/schema/arquillian
-                                http://jboss.org/schema/arquillian/arquillian_1_0.xsd">
-
+<arquillian xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://jboss.org/schema/arquillian" xsi:schemaLocation="http://jboss.org/schema/arquillian                                 http://jboss.org/schema/arquillian/arquillian_1_0.xsd">
   <extension qualifier="docker">
     <property name="definitionFormat">CUBE</property>
     <property name="dockerContainersResource">cube-definitions/3-node-all-version-unstarted.yaml</property>
   </extension>
-
 </arquillian>
diff --git a/tests/backward-compat/hostname-bookieid/pom.xml b/tests/backward-compat/hostname-bookieid/pom.xml
index 28d64fce9c7..92d92e445ef 100644
--- a/tests/backward-compat/hostname-bookieid/pom.xml
+++ b/tests/backward-compat/hostname-bookieid/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -18,15 +18,13 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation=" http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.bookkeeper.tests</groupId>
+    <groupId>io.streamnative.tests</groupId>
     <artifactId>backward-compat</artifactId>
     <version>4.15.0-SNAPSHOT</version>
     <relativePath>..</relativePath>
   </parent>
-
   <groupId>org.apache.bookkeeper.tests.backward-compat</groupId>
   <artifactId>hostname-bookieid</artifactId>
   <packaging>jar</packaging>
   <name>Apache BookKeeper :: Tests :: Backward Compatibility :: Test upgrade between 4.1.0 and current version (with hostname bookie ID)</name>
-
 </project>
diff --git a/tests/backward-compat/hostname-bookieid/src/test/resources/arquillian.xml b/tests/backward-compat/hostname-bookieid/src/test/resources/arquillian.xml
index f914ff2c258..2dd5647e3a1 100644
--- a/tests/backward-compat/hostname-bookieid/src/test/resources/arquillian.xml
+++ b/tests/backward-compat/hostname-bookieid/src/test/resources/arquillian.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -15,14 +15,9 @@
    See the License for the specific language governing permissions and
    limitations under the License.
 -->
-<arquillian xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-            xmlns="http://jboss.org/schema/arquillian"
-            xsi:schemaLocation="http://jboss.org/schema/arquillian
-                                http://jboss.org/schema/arquillian/arquillian_1_0.xsd">
-
+<arquillian xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://jboss.org/schema/arquillian" xsi:schemaLocation="http://jboss.org/schema/arquillian                                 http://jboss.org/schema/arquillian/arquillian_1_0.xsd">
   <extension qualifier="docker">
     <property name="definitionFormat">CUBE</property>
     <property name="dockerContainersResource">cube-definitions/3-node-all-version-unstarted.yaml</property>
   </extension>
-
 </arquillian>
diff --git a/tests/backward-compat/old-cookie-new-cluster/pom.xml b/tests/backward-compat/old-cookie-new-cluster/pom.xml
index c7705c999cd..084e7c46be9 100644
--- a/tests/backward-compat/old-cookie-new-cluster/pom.xml
+++ b/tests/backward-compat/old-cookie-new-cluster/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -18,15 +18,13 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation=" http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.bookkeeper.tests</groupId>
+    <groupId>io.streamnative.tests</groupId>
     <artifactId>backward-compat</artifactId>
     <version>4.15.0-SNAPSHOT</version>
     <relativePath>..</relativePath>
   </parent>
-
   <groupId>org.apache.bookkeeper.tests.backward-compat</groupId>
   <artifactId>old-cookie-new-cluster</artifactId>
   <packaging>jar</packaging>
   <name>Apache BookKeeper :: Tests :: Backward Compatibility :: Test upgrade 4.1.0 to current in cluster with cookies</name>
-
 </project>
diff --git a/tests/backward-compat/old-cookie-new-cluster/src/test/resources/arquillian.xml b/tests/backward-compat/old-cookie-new-cluster/src/test/resources/arquillian.xml
index f914ff2c258..2dd5647e3a1 100644
--- a/tests/backward-compat/old-cookie-new-cluster/src/test/resources/arquillian.xml
+++ b/tests/backward-compat/old-cookie-new-cluster/src/test/resources/arquillian.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -15,14 +15,9 @@
    See the License for the specific language governing permissions and
    limitations under the License.
 -->
-<arquillian xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-            xmlns="http://jboss.org/schema/arquillian"
-            xsi:schemaLocation="http://jboss.org/schema/arquillian
-                                http://jboss.org/schema/arquillian/arquillian_1_0.xsd">
-
+<arquillian xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://jboss.org/schema/arquillian" xsi:schemaLocation="http://jboss.org/schema/arquillian                                 http://jboss.org/schema/arquillian/arquillian_1_0.xsd">
   <extension qualifier="docker">
     <property name="definitionFormat">CUBE</property>
     <property name="dockerContainersResource">cube-definitions/3-node-all-version-unstarted.yaml</property>
   </extension>
-
 </arquillian>
diff --git a/tests/backward-compat/pom.xml b/tests/backward-compat/pom.xml
index 396840bb8f4..541edc457a4 100644
--- a/tests/backward-compat/pom.xml
+++ b/tests/backward-compat/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -19,12 +19,12 @@
   <packaging>pom</packaging>
   <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.bookkeeper.tests</groupId>
+    <groupId>io.streamnative.tests</groupId>
     <artifactId>integration-tests-base-groovy</artifactId>
     <version>4.15.0-SNAPSHOT</version>
     <relativePath>../integration-tests-base-groovy</relativePath>
   </parent>
-  <groupId>org.apache.bookkeeper.tests</groupId>
+  <groupId>io.streamnative.tests</groupId>
   <artifactId>backward-compat</artifactId>
   <name>Apache BookKeeper :: Tests :: Backward Compatibility</name>
   <modules>
diff --git a/tests/backward-compat/recovery-no-password/pom.xml b/tests/backward-compat/recovery-no-password/pom.xml
index 8eb53fc7f07..f1852de686b 100644
--- a/tests/backward-compat/recovery-no-password/pom.xml
+++ b/tests/backward-compat/recovery-no-password/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -18,20 +18,18 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation=" http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.bookkeeper.tests</groupId>
+    <groupId>io.streamnative.tests</groupId>
     <artifactId>backward-compat</artifactId>
     <version>4.15.0-SNAPSHOT</version>
     <relativePath>..</relativePath>
   </parent>
-
   <groupId>org.apache.bookkeeper.tests.backward-compat</groupId>
   <artifactId>recovery-no-password</artifactId>
   <packaging>jar</packaging>
   <name>Apache BookKeeper :: Tests :: Backward Compatibility :: Test recovery does not work when password no in metadata</name>
-
   <dependencies>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-server</artifactId>
       <version>${project.version}</version>
     </dependency>
diff --git a/tests/backward-compat/recovery-no-password/src/test/resources/arquillian.xml b/tests/backward-compat/recovery-no-password/src/test/resources/arquillian.xml
index f914ff2c258..2dd5647e3a1 100644
--- a/tests/backward-compat/recovery-no-password/src/test/resources/arquillian.xml
+++ b/tests/backward-compat/recovery-no-password/src/test/resources/arquillian.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -15,14 +15,9 @@
    See the License for the specific language governing permissions and
    limitations under the License.
 -->
-<arquillian xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-            xmlns="http://jboss.org/schema/arquillian"
-            xsi:schemaLocation="http://jboss.org/schema/arquillian
-                                http://jboss.org/schema/arquillian/arquillian_1_0.xsd">
-
+<arquillian xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://jboss.org/schema/arquillian" xsi:schemaLocation="http://jboss.org/schema/arquillian                                 http://jboss.org/schema/arquillian/arquillian_1_0.xsd">
   <extension qualifier="docker">
     <property name="definitionFormat">CUBE</property>
     <property name="dockerContainersResource">cube-definitions/3-node-all-version-unstarted.yaml</property>
   </extension>
-
 </arquillian>
diff --git a/tests/backward-compat/upgrade-direct/pom.xml b/tests/backward-compat/upgrade-direct/pom.xml
index c03d5686c38..2210b93b852 100644
--- a/tests/backward-compat/upgrade-direct/pom.xml
+++ b/tests/backward-compat/upgrade-direct/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -18,15 +18,13 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation=" http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.bookkeeper.tests</groupId>
+    <groupId>io.streamnative.tests</groupId>
     <artifactId>backward-compat</artifactId>
     <version>4.15.0-SNAPSHOT</version>
     <relativePath>..</relativePath>
   </parent>
-
   <groupId>org.apache.bookkeeper.tests.backward-compat</groupId>
   <artifactId>upgrade-direct</artifactId>
   <packaging>jar</packaging>
   <name>Apache BookKeeper :: Tests :: Backward Compatibility :: Test upgrade between 4.1.0 and current version</name>
-
 </project>
diff --git a/tests/backward-compat/upgrade-direct/src/test/resources/arquillian.xml b/tests/backward-compat/upgrade-direct/src/test/resources/arquillian.xml
index f914ff2c258..2dd5647e3a1 100644
--- a/tests/backward-compat/upgrade-direct/src/test/resources/arquillian.xml
+++ b/tests/backward-compat/upgrade-direct/src/test/resources/arquillian.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -15,14 +15,9 @@
    See the License for the specific language governing permissions and
    limitations under the License.
 -->
-<arquillian xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-            xmlns="http://jboss.org/schema/arquillian"
-            xsi:schemaLocation="http://jboss.org/schema/arquillian
-                                http://jboss.org/schema/arquillian/arquillian_1_0.xsd">
-
+<arquillian xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://jboss.org/schema/arquillian" xsi:schemaLocation="http://jboss.org/schema/arquillian                                 http://jboss.org/schema/arquillian/arquillian_1_0.xsd">
   <extension qualifier="docker">
     <property name="definitionFormat">CUBE</property>
     <property name="dockerContainersResource">cube-definitions/3-node-all-version-unstarted.yaml</property>
   </extension>
-
 </arquillian>
diff --git a/tests/backward-compat/upgrade/pom.xml b/tests/backward-compat/upgrade/pom.xml
index e8377df4e68..1d29eaf1064 100644
--- a/tests/backward-compat/upgrade/pom.xml
+++ b/tests/backward-compat/upgrade/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -18,15 +18,13 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation=" http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.bookkeeper.tests</groupId>
+    <groupId>io.streamnative.tests</groupId>
     <artifactId>backward-compat</artifactId>
     <version>4.15.0-SNAPSHOT</version>
     <relativePath>..</relativePath>
   </parent>
-
   <groupId>org.apache.bookkeeper.tests.backward-compat</groupId>
   <artifactId>upgrade</artifactId>
   <packaging>jar</packaging>
   <name>Apache BookKeeper :: Tests :: Backward Compatibility :: Test upgrade between all released versions and current version</name>
-
 </project>
diff --git a/tests/backward-compat/upgrade/src/test/resources/arquillian.xml b/tests/backward-compat/upgrade/src/test/resources/arquillian.xml
index f914ff2c258..2dd5647e3a1 100644
--- a/tests/backward-compat/upgrade/src/test/resources/arquillian.xml
+++ b/tests/backward-compat/upgrade/src/test/resources/arquillian.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -15,14 +15,9 @@
    See the License for the specific language governing permissions and
    limitations under the License.
 -->
-<arquillian xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-            xmlns="http://jboss.org/schema/arquillian"
-            xsi:schemaLocation="http://jboss.org/schema/arquillian
-                                http://jboss.org/schema/arquillian/arquillian_1_0.xsd">
-
+<arquillian xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://jboss.org/schema/arquillian" xsi:schemaLocation="http://jboss.org/schema/arquillian                                 http://jboss.org/schema/arquillian/arquillian_1_0.xsd">
   <extension qualifier="docker">
     <property name="definitionFormat">CUBE</property>
     <property name="dockerContainersResource">cube-definitions/3-node-all-version-unstarted.yaml</property>
   </extension>
-
 </arquillian>
diff --git a/tests/backward-compat/yahoo-custom-version/pom.xml b/tests/backward-compat/yahoo-custom-version/pom.xml
index 6061316a0e7..561f78a048c 100644
--- a/tests/backward-compat/yahoo-custom-version/pom.xml
+++ b/tests/backward-compat/yahoo-custom-version/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -18,15 +18,13 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation=" http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.bookkeeper.tests</groupId>
+    <groupId>io.streamnative.tests</groupId>
     <artifactId>backward-compat</artifactId>
     <version>4.15.0-SNAPSHOT</version>
     <relativePath>..</relativePath>
   </parent>
-
   <groupId>org.apache.bookkeeper.tests.backward-compat</groupId>
   <artifactId>yahoo-custom-version</artifactId>
   <packaging>jar</packaging>
   <name>Apache BookKeeper :: Tests :: Backward Compatibility :: Test upgrade between yahoo custom version and current</name>
-
 </project>
diff --git a/tests/backward-compat/yahoo-custom-version/src/test/resources/arquillian.xml b/tests/backward-compat/yahoo-custom-version/src/test/resources/arquillian.xml
index f914ff2c258..2dd5647e3a1 100644
--- a/tests/backward-compat/yahoo-custom-version/src/test/resources/arquillian.xml
+++ b/tests/backward-compat/yahoo-custom-version/src/test/resources/arquillian.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -15,14 +15,9 @@
    See the License for the specific language governing permissions and
    limitations under the License.
 -->
-<arquillian xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-            xmlns="http://jboss.org/schema/arquillian"
-            xsi:schemaLocation="http://jboss.org/schema/arquillian
-                                http://jboss.org/schema/arquillian/arquillian_1_0.xsd">
-
+<arquillian xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://jboss.org/schema/arquillian" xsi:schemaLocation="http://jboss.org/schema/arquillian                                 http://jboss.org/schema/arquillian/arquillian_1_0.xsd">
   <extension qualifier="docker">
     <property name="definitionFormat">CUBE</property>
     <property name="dockerContainersResource">cube-definitions/3-node-all-version-unstarted.yaml</property>
   </extension>
-
 </arquillian>
diff --git a/tests/docker-images/all-released-versions-image/pom.xml b/tests/docker-images/all-released-versions-image/pom.xml
index 7abcbb03f75..6640b382201 100644
--- a/tests/docker-images/all-released-versions-image/pom.xml
+++ b/tests/docker-images/all-released-versions-image/pom.xml
@@ -1,3 +1,4 @@
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -14,15 +15,14 @@
    See the License for the specific language governing permissions and
    limitations under the License.
 -->
-
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <parent>
-    <groupId>org.apache.bookkeeper.tests</groupId>
+    <groupId>io.streamnative.tests</groupId>
     <artifactId>docker-images</artifactId>
     <version>4.15.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
-  <groupId>org.apache.bookkeeper.tests</groupId>
+  <groupId>io.streamnative.tests</groupId>
   <artifactId>all-released-versions-image</artifactId>
   <name>Apache BookKeeper :: Tests :: Docker Images :: All Released Versions</name>
   <packaging>pom</packaging>
diff --git a/tests/docker-images/all-versions-image/pom.xml b/tests/docker-images/all-versions-image/pom.xml
index 1eb92bb6d5c..388d243533f 100644
--- a/tests/docker-images/all-versions-image/pom.xml
+++ b/tests/docker-images/all-versions-image/pom.xml
@@ -1,3 +1,4 @@
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -14,28 +15,26 @@
    See the License for the specific language governing permissions and
    limitations under the License.
 -->
-
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <parent>
-    <groupId>org.apache.bookkeeper.tests</groupId>
+    <groupId>io.streamnative.tests</groupId>
     <artifactId>docker-images</artifactId>
     <version>4.15.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
-  <groupId>org.apache.bookkeeper.tests</groupId>
+  <groupId>io.streamnative.tests</groupId>
   <artifactId>all-versions-image</artifactId>
   <name>Apache BookKeeper :: Tests :: Docker Images :: All Versions</name>
   <packaging>pom</packaging>
   <dependencies>
     <dependency>
-      <groupId>org.apache.bookkeeper.tests</groupId>
+      <groupId>io.streamnative.tests</groupId>
       <artifactId>all-released-versions-image</artifactId>
       <version>${project.parent.version}</version>
       <type>pom</type>
     </dependency>
-
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-dist-server</artifactId>
       <version>${project.parent.version}</version>
       <classifier>bin</classifier>
diff --git a/tests/docker-images/current-version-image/pom.xml b/tests/docker-images/current-version-image/pom.xml
index 5e221904e3a..c8e251b7a35 100644
--- a/tests/docker-images/current-version-image/pom.xml
+++ b/tests/docker-images/current-version-image/pom.xml
@@ -1,3 +1,4 @@
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -14,21 +15,20 @@
    See the License for the specific language governing permissions and
    limitations under the License.
 -->
-
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <parent>
-    <groupId>org.apache.bookkeeper.tests</groupId>
+    <groupId>io.streamnative.tests</groupId>
     <artifactId>docker-images</artifactId>
     <version>4.15.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
-  <groupId>org.apache.bookkeeper.tests</groupId>
+  <groupId>io.streamnative.tests</groupId>
   <artifactId>current-version-image</artifactId>
   <name>Apache BookKeeper :: Tests :: Docker Images :: Current Version</name>
   <packaging>pom</packaging>
   <dependencies>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-dist-server</artifactId>
       <version>${project.parent.version}</version>
       <classifier>bin</classifier>
@@ -79,11 +79,11 @@
                 <configuration>
                   <tasks>
                     <echo>copy python wheel file</echo>
-                    <mkdir dir="${project.basedir}/target/bookkeeper-client" />
-                    <copydir src="${project.basedir}/../../../stream/clients/python/dist" dest="${project.basedir}/target/bookkeeper-client" />
+                    <mkdir dir="${project.basedir}/target/bookkeeper-client"/>
+                    <copydir src="${project.basedir}/../../../stream/clients/python/dist" dest="${project.basedir}/target/bookkeeper-client"/>
                     <echo>copying docker scripts</echo>
-                    <mkdir dir="${project.basedir}/target/scripts" />
-                    <copydir src="${project.basedir}/../../../docker/scripts" dest="${project.basedir}/target/scripts" />
+                    <mkdir dir="${project.basedir}/target/scripts"/>
+                    <copydir src="${project.basedir}/../../../docker/scripts" dest="${project.basedir}/target/scripts"/>
                   </tasks>
                 </configuration>
               </execution>
diff --git a/tests/docker-images/pom.xml b/tests/docker-images/pom.xml
index a337e91176a..efbb2d50f34 100644
--- a/tests/docker-images/pom.xml
+++ b/tests/docker-images/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -19,11 +19,11 @@
   <packaging>pom</packaging>
   <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.bookkeeper.tests</groupId>
+    <groupId>io.streamnative.tests</groupId>
     <artifactId>tests-parent</artifactId>
     <version>4.15.0-SNAPSHOT</version>
   </parent>
-  <groupId>org.apache.bookkeeper.tests</groupId>
+  <groupId>io.streamnative.tests</groupId>
   <artifactId>docker-images</artifactId>
   <name>Apache BookKeeper :: Tests :: Docker Images</name>
   <modules>
diff --git a/tests/integration-tests-base-groovy/pom.xml b/tests/integration-tests-base-groovy/pom.xml
index ccaa5ea4308..1b7a0c59354 100644
--- a/tests/integration-tests-base-groovy/pom.xml
+++ b/tests/integration-tests-base-groovy/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -18,23 +18,19 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation=" http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.bookkeeper.tests</groupId>
+    <groupId>io.streamnative.tests</groupId>
     <artifactId>integration-tests-base</artifactId>
     <version>4.15.0-SNAPSHOT</version>
     <relativePath>../integration-tests-base</relativePath>
   </parent>
-
-  <groupId>org.apache.bookkeeper.tests</groupId>
+  <groupId>io.streamnative.tests</groupId>
   <artifactId>integration-tests-base-groovy</artifactId>
   <packaging>pom</packaging>
-
   <name>Apache BookKeeper :: Tests :: Base module for Arquillian based integration tests using groovy</name>
-
   <properties>
     <groovy-eclipse-compiler.version>3.6.0-03</groovy-eclipse-compiler.version>
     <groovy-eclipse-batch.version>3.0.2-02</groovy-eclipse-batch.version>
   </properties>
-
   <build>
     <plugins>
       <plugin>
@@ -95,7 +91,30 @@
           </systemPropertyVariables>
         </configuration>
       </plugin>
-
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-jar-plugin</artifactId>
+        <version>3.2.0</version>
+        <executions>
+          <execution>
+            <id>default-jar</id>
+            <phase>package</phase>
+            <goals>
+              <goal>jar</goal>
+            </goals>
+          </execution>
+          <execution>
+            <id>javadoc-jar</id>
+            <phase>package</phase>
+            <goals>
+              <goal>jar</goal>
+            </goals>
+            <configuration>
+              <classifier>javadoc</classifier>
+            </configuration>
+          </execution>
+        </executions>
+      </plugin>
     </plugins>
   </build>
   <dependencies>
diff --git a/tests/integration-tests-base/pom.xml b/tests/integration-tests-base/pom.xml
index b5a0ce218d7..0bb12632c55 100644
--- a/tests/integration-tests-base/pom.xml
+++ b/tests/integration-tests-base/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -18,45 +18,36 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation=" http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.bookkeeper.tests</groupId>
+    <groupId>io.streamnative.tests</groupId>
     <artifactId>tests-parent</artifactId>
     <version>4.15.0-SNAPSHOT</version>
   </parent>
-
-  <groupId>org.apache.bookkeeper.tests</groupId>
+  <groupId>io.streamnative.tests</groupId>
   <artifactId>integration-tests-base</artifactId>
   <packaging>pom</packaging>
-
   <name>Apache BookKeeper :: Tests :: Base module for Arquillian based integration tests</name>
-
   <dependencies>
-
     <dependency>
-      <groupId>org.apache.bookkeeper.tests</groupId>
+      <groupId>io.streamnative.tests</groupId>
       <artifactId>integration-tests-utils</artifactId>
       <version>${project.version}</version>
     </dependency>
-
     <dependency>
-      <groupId>org.apache.bookkeeper.tests</groupId>
+      <groupId>io.streamnative.tests</groupId>
       <artifactId>integration-tests-topologies</artifactId>
       <version>${project.version}</version>
     </dependency>
-
     <dependency>
       <groupId>org.jboss.arquillian.junit</groupId>
       <artifactId>arquillian-junit-standalone</artifactId>
       <scope>test</scope>
     </dependency>
-
     <dependency>
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>
       <scope>test</scope>
     </dependency>
-
   </dependencies>
-
   <build>
     <plugins>
       <plugin>
@@ -71,9 +62,32 @@
           </systemPropertyVariables>
         </configuration>
       </plugin>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-jar-plugin</artifactId>
+        <version>3.2.0</version>
+        <executions>
+          <execution>
+            <id>default-jar</id>
+            <phase>package</phase>
+            <goals>
+              <goal>jar</goal>
+            </goals>
+          </execution>
+          <execution>
+            <id>javadoc-jar</id>
+            <phase>package</phase>
+            <goals>
+              <goal>jar</goal>
+            </goals>
+            <configuration>
+              <classifier>javadoc</classifier>
+            </configuration>
+          </execution>
+        </executions>
+      </plugin>
     </plugins>
   </build>
-
   <profiles>
     <profile>
       <id>integrationTests</id>
diff --git a/tests/integration-tests-topologies/pom.xml b/tests/integration-tests-topologies/pom.xml
index b2797b09635..8fa5405e225 100644
--- a/tests/integration-tests-topologies/pom.xml
+++ b/tests/integration-tests-topologies/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -18,17 +18,14 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation=" http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.bookkeeper.tests</groupId>
+    <groupId>io.streamnative.tests</groupId>
     <artifactId>tests-parent</artifactId>
     <version>4.15.0-SNAPSHOT</version>
   </parent>
-
-  <groupId>org.apache.bookkeeper.tests</groupId>
+  <groupId>io.streamnative.tests</groupId>
   <artifactId>integration-tests-topologies</artifactId>
   <packaging>jar</packaging>
-
   <name>Apache BookKeeper :: Tests :: Common topologies for Docker based integration tests</name>
-
   <dependencies>
     <dependency>
       <groupId>org.testcontainers</groupId>
@@ -40,10 +37,9 @@
       <scope>compile</scope>
     </dependency>
     <dependency>
-      <groupId>org.apache.bookkeeper.tests</groupId>
+      <groupId>io.streamnative.tests</groupId>
       <artifactId>integration-tests-utils</artifactId>
       <version>${project.version}</version>
     </dependency>
   </dependencies>
-
 </project>
diff --git a/tests/integration-tests-utils/pom.xml b/tests/integration-tests-utils/pom.xml
index 6c43bbc1d41..df80bb09c32 100644
--- a/tests/integration-tests-utils/pom.xml
+++ b/tests/integration-tests-utils/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -18,23 +18,19 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation=" http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.bookkeeper.tests</groupId>
+    <groupId>io.streamnative.tests</groupId>
     <artifactId>tests-parent</artifactId>
     <version>4.15.0-SNAPSHOT</version>
   </parent>
-
-  <groupId>org.apache.bookkeeper.tests</groupId>
+  <groupId>io.streamnative.tests</groupId>
   <artifactId>integration-tests-utils</artifactId>
   <packaging>jar</packaging>
-
   <name>Apache BookKeeper :: Tests :: Utility module for Arquillian based integration tests</name>
-
   <dependencies>
     <dependency>
       <groupId>org.apache.commons</groupId>
       <artifactId>commons-compress</artifactId>
     </dependency>
-
     <dependency>
       <groupId>org.jboss.shrinkwrap.resolver</groupId>
       <artifactId>shrinkwrap-resolver-impl-maven</artifactId>
@@ -43,12 +39,10 @@
       <groupId>org.jboss.shrinkwrap.resolver</groupId>
       <artifactId>shrinkwrap-resolver-api</artifactId>
     </dependency>
-
     <dependency>
       <groupId>org.apache.zookeeper</groupId>
       <artifactId>zookeeper</artifactId>
-    </dependency>    
-
+    </dependency>
     <dependency>
       <groupId>org.arquillian.cube</groupId>
       <artifactId>arquillian-cube-docker</artifactId>
@@ -59,20 +53,16 @@
         </exclusion>
       </exclusions>
     </dependency>
-
     <dependency>
       <groupId>org.testcontainers</groupId>
       <artifactId>testcontainers</artifactId>
     </dependency>
-
     <dependency>
       <groupId>org.codehaus.groovy</groupId>
       <artifactId>groovy-all</artifactId>
       <type>pom</type>
     </dependency>
-
   </dependencies>
-
   <build>
     <plugins>
       <plugin>
@@ -89,5 +79,4 @@
       </plugin>
     </plugins>
   </build>
-
 </project>
diff --git a/tests/integration/cluster/pom.xml b/tests/integration/cluster/pom.xml
index 604aeab3e1f..ce8ed99a033 100644
--- a/tests/integration/cluster/pom.xml
+++ b/tests/integration/cluster/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
   ~ Licensed to the Apache Software Foundation (ASF) under one
   ~ or more contributor license agreements.  See the NOTICE file
@@ -19,49 +19,42 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation=" http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.bookkeeper.tests</groupId>
+    <groupId>io.streamnative.tests</groupId>
     <artifactId>integration</artifactId>
     <version>4.15.0-SNAPSHOT</version>
     <relativePath>..</relativePath>
   </parent>
-
   <groupId>org.apache.bookkeeper.tests.integration</groupId>
   <artifactId>cluster</artifactId>
   <packaging>jar</packaging>
   <name>Apache BookKeeper :: Tests :: Integration :: Cluster test</name>
-
   <dependencies>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-server</artifactId>
       <version>${project.version}</version>
       <scope>test</scope>
     </dependency>
-
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>stream-storage-server</artifactId>
       <version>${project.version}</version>
       <scope>test</scope>
     </dependency>
-
     <dependency>
-      <groupId>org.apache.bookkeeper.tests</groupId>
+      <groupId>io.streamnative.tests</groupId>
       <artifactId>integration-tests-topologies</artifactId>
       <version>${project.version}</version>
       <scope>test</scope>
     </dependency>
-
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-common</artifactId>
       <version>${project.version}</version>
       <type>test-jar</type>
       <scope>test</scope>
     </dependency>
-
   </dependencies>
-
   <build>
     <plugins>
       <plugin>
diff --git a/tests/integration/pom.xml b/tests/integration/pom.xml
index 1d7535f59bd..c6a9d8c58ee 100644
--- a/tests/integration/pom.xml
+++ b/tests/integration/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -19,11 +19,11 @@
   <packaging>pom</packaging>
   <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.bookkeeper.tests</groupId>
+    <groupId>io.streamnative.tests</groupId>
     <artifactId>tests-parent</artifactId>
     <version>4.15.0-SNAPSHOT</version>
   </parent>
-  <groupId>org.apache.bookkeeper.tests</groupId>
+  <groupId>io.streamnative.tests</groupId>
   <artifactId>integration</artifactId>
   <name>Apache BookKeeper :: Tests :: Integration</name>
   <modules>
@@ -31,7 +31,6 @@
     <module>standalone</module>
     <module>cluster</module>
   </modules>
-
   <build>
     <plugins>
       <plugin>
@@ -48,7 +47,6 @@
       </plugin>
     </plugins>
   </build>
-
   <profiles>
     <profile>
       <id>integrationTests</id>
diff --git a/tests/integration/smoke/pom.xml b/tests/integration/smoke/pom.xml
index 35cc17511b8..8f55f451f89 100644
--- a/tests/integration/smoke/pom.xml
+++ b/tests/integration/smoke/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -18,46 +18,40 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation=" http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.bookkeeper.tests</groupId>
+    <groupId>io.streamnative.tests</groupId>
     <artifactId>integration</artifactId>
     <version>4.15.0-SNAPSHOT</version>
     <relativePath>..</relativePath>
   </parent>
-
   <groupId>org.apache.bookkeeper.tests.integration</groupId>
   <artifactId>smoke</artifactId>
   <packaging>jar</packaging>
   <name>Apache BookKeeper :: Tests :: Integration :: Smoke test</name>
-
   <dependencies>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-server</artifactId>
       <version>${project.version}</version>
       <scope>test</scope>
     </dependency>
-
     <dependency>
-      <groupId>org.apache.bookkeeper.tests</groupId>
+      <groupId>io.streamnative.tests</groupId>
       <artifactId>integration-tests-utils</artifactId>
       <version>${project.version}</version>
       <scope>test</scope>
     </dependency>
-
     <dependency>
-      <groupId>org.apache.bookkeeper.tests</groupId>
+      <groupId>io.streamnative.tests</groupId>
       <artifactId>integration-tests-topologies</artifactId>
       <version>${project.version}</version>
       <scope>test</scope>
     </dependency>
-
     <dependency>
       <groupId>org.jboss.arquillian.junit</groupId>
       <artifactId>arquillian-junit-standalone</artifactId>
       <scope>test</scope>
     </dependency>
   </dependencies>
-
   <build>
     <plugins>
       <plugin>
diff --git a/tests/integration/smoke/src/test/resources/arquillian.xml b/tests/integration/smoke/src/test/resources/arquillian.xml
index f914ff2c258..2dd5647e3a1 100644
--- a/tests/integration/smoke/src/test/resources/arquillian.xml
+++ b/tests/integration/smoke/src/test/resources/arquillian.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -15,14 +15,9 @@
    See the License for the specific language governing permissions and
    limitations under the License.
 -->
-<arquillian xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-            xmlns="http://jboss.org/schema/arquillian"
-            xsi:schemaLocation="http://jboss.org/schema/arquillian
-                                http://jboss.org/schema/arquillian/arquillian_1_0.xsd">
-
+<arquillian xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://jboss.org/schema/arquillian" xsi:schemaLocation="http://jboss.org/schema/arquillian                                 http://jboss.org/schema/arquillian/arquillian_1_0.xsd">
   <extension qualifier="docker">
     <property name="definitionFormat">CUBE</property>
     <property name="dockerContainersResource">cube-definitions/3-node-all-version-unstarted.yaml</property>
   </extension>
-
 </arquillian>
diff --git a/tests/integration/standalone/pom.xml b/tests/integration/standalone/pom.xml
index 7a9cb5a4272..01a11240fbe 100644
--- a/tests/integration/standalone/pom.xml
+++ b/tests/integration/standalone/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
   ~ Licensed to the Apache Software Foundation (ASF) under one
   ~ or more contributor license agreements.  See the NOTICE file
@@ -19,34 +19,29 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation=" http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.bookkeeper.tests</groupId>
+    <groupId>io.streamnative.tests</groupId>
     <artifactId>integration</artifactId>
     <version>4.15.0-SNAPSHOT</version>
     <relativePath>..</relativePath>
   </parent>
-
   <groupId>org.apache.bookkeeper.tests.integration</groupId>
   <artifactId>standalone</artifactId>
   <packaging>jar</packaging>
   <name>Apache BookKeeper :: Tests :: Integration :: Standalone test</name>
-
   <dependencies>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-server</artifactId>
       <version>${project.version}</version>
       <scope>test</scope>
     </dependency>
-
     <dependency>
-      <groupId>org.apache.bookkeeper.tests</groupId>
+      <groupId>io.streamnative.tests</groupId>
       <artifactId>integration-tests-topologies</artifactId>
       <version>${project.version}</version>
       <scope>test</scope>
     </dependency>
-
   </dependencies>
-
   <build>
     <plugins>
       <plugin>
diff --git a/tests/pom.xml b/tests/pom.xml
index ae4f4b8ab3c..ec0497eec3c 100644
--- a/tests/pom.xml
+++ b/tests/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -19,18 +19,16 @@
   <packaging>pom</packaging>
   <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.bookkeeper</groupId>
+    <groupId>io.streamnative</groupId>
     <artifactId>bookkeeper</artifactId>
     <version>4.15.0-SNAPSHOT</version>
   </parent>
-  <groupId>org.apache.bookkeeper.tests</groupId>
+  <groupId>io.streamnative.tests</groupId>
   <artifactId>tests-parent</artifactId>
   <name>Apache BookKeeper :: Tests</name>
-
   <properties>
     <groovy.version>2.5.8</groovy.version>
   </properties>
-
   <modules>
     <module>shaded</module>
     <module>docker-images</module>
diff --git a/tests/scripts/pom.xml b/tests/scripts/pom.xml
index 4bbc9e80021..621dd60e32e 100644
--- a/tests/scripts/pom.xml
+++ b/tests/scripts/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -18,19 +18,16 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation=" http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.bookkeeper.tests</groupId>
+    <groupId>io.streamnative.tests</groupId>
     <artifactId>tests-parent</artifactId>
     <version>4.15.0-SNAPSHOT</version>
   </parent>
-
-  <groupId>org.apache.bookkeeper.tests</groupId>
+  <groupId>io.streamnative.tests</groupId>
   <artifactId>scripts</artifactId>
   <packaging>jar</packaging>
   <name>Apache BookKeeper :: Tests :: Bash Scripts Test</name>
-
   <dependencies>
   </dependencies>
-
   <build>
     <plugins>
       <plugin>
@@ -70,6 +67,30 @@
           </execution>
         </executions>
       </plugin>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-jar-plugin</artifactId>
+        <version>3.2.0</version>
+        <executions>
+          <execution>
+            <id>default-jar</id>
+            <phase>package</phase>
+            <goals>
+              <goal>jar</goal>
+            </goals>
+          </execution>
+          <execution>
+            <id>javadoc-jar</id>
+            <phase>package</phase>
+            <goals>
+              <goal>jar</goal>
+            </goals>
+            <configuration>
+              <classifier>javadoc</classifier>
+            </configuration>
+          </execution>
+        </executions>
+      </plugin>
     </plugins>
   </build>
 </project>
diff --git a/tests/shaded/bookkeeper-server-shaded-test/pom.xml b/tests/shaded/bookkeeper-server-shaded-test/pom.xml
index cc548bc2c6f..cff401faa4c 100644
--- a/tests/shaded/bookkeeper-server-shaded-test/pom.xml
+++ b/tests/shaded/bookkeeper-server-shaded-test/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -27,7 +27,7 @@
   <name>Apache BookKeeper :: Tests :: bookkeeper-server-shaded test</name>
   <dependencies>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-server-shaded</artifactId>
       <version>${project.version}</version>
       <scope>test</scope>
diff --git a/tests/shaded/bookkeeper-server-tests-shaded-test/pom.xml b/tests/shaded/bookkeeper-server-tests-shaded-test/pom.xml
index 2a8cb5490c3..906c7bc9253 100644
--- a/tests/shaded/bookkeeper-server-tests-shaded-test/pom.xml
+++ b/tests/shaded/bookkeeper-server-tests-shaded-test/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -27,7 +27,7 @@
   <name>Apache BookKeeper :: Tests :: bookkeeper-server-tests-shaded test</name>
   <dependencies>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-server-shaded</artifactId>
       <version>${project.version}</version>
       <scope>test</scope>
@@ -47,7 +47,7 @@
       </exclusions>
     </dependency>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-server-tests-shaded</artifactId>
       <version>${project.version}</version>
       <scope>test</scope>
diff --git a/tests/shaded/distributedlog-core-shaded-test/pom.xml b/tests/shaded/distributedlog-core-shaded-test/pom.xml
index 7b2206c4ccf..628cad028c7 100644
--- a/tests/shaded/distributedlog-core-shaded-test/pom.xml
+++ b/tests/shaded/distributedlog-core-shaded-test/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -37,7 +37,7 @@
            to verify protobuf and guava classes have been relocated -->
       <exclusions>
         <exclusion>
-          <groupId>org.apache.bookkeeper</groupId>
+          <groupId>io.streamnative</groupId>
           <artifactId>bookkeeper-server</artifactId>
         </exclusion>
         <exclusion>
@@ -45,7 +45,7 @@
           <artifactId>bookkeeper-http</artifactId>
         </exclusion>
         <exclusion>
-          <groupId>org.apache.bookkeeper</groupId>
+          <groupId>io.streamnative</groupId>
           <artifactId>circe-checksum</artifactId>
         </exclusion>
         <exclusion>
diff --git a/tests/shaded/pom.xml b/tests/shaded/pom.xml
index f86a357115b..4f1e132cf8b 100644
--- a/tests/shaded/pom.xml
+++ b/tests/shaded/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -19,7 +19,7 @@
   <packaging>pom</packaging>
   <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.bookkeeper.tests</groupId>
+    <groupId>io.streamnative.tests</groupId>
     <artifactId>tests-parent</artifactId>
     <version>4.15.0-SNAPSHOT</version>
     <relativePath>..</relativePath>
diff --git a/tools/all/pom.xml b/tools/all/pom.xml
index ac15e6bb12a..b8077c3184f 100644
--- a/tools/all/pom.xml
+++ b/tools/all/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
   ~ Licensed to the Apache Software Foundation (ASF) under one
   ~ or more contributor license agreements.  See the NOTICE file
@@ -21,19 +21,19 @@
   <modelVersion>4.0.0</modelVersion>
   <parent>
     <artifactId>bookkeeper-tools-parent</artifactId>
-    <groupId>org.apache.bookkeeper</groupId>
+    <groupId>io.streamnative</groupId>
     <version>4.15.0-SNAPSHOT</version>
   </parent>
   <artifactId>bookkeeper-tools</artifactId>
   <name>Apache BookKeeper :: Tools</name>
   <dependencies>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-tools-ledger</artifactId>
       <version>${project.version}</version>
     </dependency>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>stream-storage-cli</artifactId>
       <version>${project.version}</version>
     </dependency>
@@ -63,26 +63,50 @@
         </executions>
       </plugin>
       <plugin>
-         <groupId>org.apache.maven.plugins</groupId>
-         <artifactId>maven-antrun-plugin</artifactId>
-         <version>${maven-antrun-plugin.version}</version>
-         <executions>
-           <execution>
-             <id>append-stream-commands</id>
-             <phase>generate-resources</phase>
-             <goals>
-               <goal>run</goal>
-             </goals>
-             <configuration>
-                <target>
-                  <concat destfile="${project.basedir}/src/main/resources/META-INF/services/org.apache.bookkeeper.tools.framework.CommandGroup" append="true">
-                    <filelist dir="${project.basedir}/../stream/src/main/resources" files="commands">
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-antrun-plugin</artifactId>
+        <version>${maven-antrun-plugin.version}</version>
+        <executions>
+          <execution>
+            <id>append-stream-commands</id>
+            <phase>generate-resources</phase>
+            <goals>
+              <goal>run</goal>
+            </goals>
+            <configuration>
+              <target>
+                <concat destfile="${project.basedir}/src/main/resources/META-INF/services/org.apache.bookkeeper.tools.framework.CommandGroup" append="true">
+                  <filelist dir="${project.basedir}/../stream/src/main/resources" files="commands">
                     </filelist>
-                  </concat>
-                </target>
-             </configuration>
-           </execution>
-         </executions>
+                </concat>
+              </target>
+            </configuration>
+          </execution>
+        </executions>
+      </plugin>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-jar-plugin</artifactId>
+        <version>3.2.0</version>
+        <executions>
+          <execution>
+            <id>default-jar</id>
+            <phase>package</phase>
+            <goals>
+              <goal>jar</goal>
+            </goals>
+          </execution>
+          <execution>
+            <id>javadoc-jar</id>
+            <phase>package</phase>
+            <goals>
+              <goal>jar</goal>
+            </goals>
+            <configuration>
+              <classifier>javadoc</classifier>
+            </configuration>
+          </execution>
+        </executions>
       </plugin>
     </plugins>
   </build>
diff --git a/tools/framework/pom.xml b/tools/framework/pom.xml
index 9f5e86b1ef6..b65971e61fa 100644
--- a/tools/framework/pom.xml
+++ b/tools/framework/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -19,7 +19,7 @@
   <modelVersion>4.0.0</modelVersion>
   <parent>
     <artifactId>bookkeeper-tools-parent</artifactId>
-    <groupId>org.apache.bookkeeper</groupId>
+    <groupId>io.streamnative</groupId>
     <version>4.15.0-SNAPSHOT</version>
   </parent>
   <artifactId>bookkeeper-tools-framework</artifactId>
@@ -30,12 +30,12 @@
       <artifactId>jcommander</artifactId>
     </dependency>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-common</artifactId>
       <version>${project.version}</version>
     </dependency>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>buildtools</artifactId>
       <version>${project.parent.version}</version>
       <scope>test</scope>
diff --git a/tools/ledger/pom.xml b/tools/ledger/pom.xml
index 8becea1f281..327028144af 100644
--- a/tools/ledger/pom.xml
+++ b/tools/ledger/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -19,19 +19,19 @@
   <modelVersion>4.0.0</modelVersion>
   <parent>
     <artifactId>bookkeeper-tools-parent</artifactId>
-    <groupId>org.apache.bookkeeper</groupId>
+    <groupId>io.streamnative</groupId>
     <version>4.15.0-SNAPSHOT</version>
   </parent>
   <artifactId>bookkeeper-tools-ledger</artifactId>
   <name>Apache BookKeeper :: Tools :: Ledger</name>
   <dependencies>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-tools-framework</artifactId>
       <version>${project.version}</version>
     </dependency>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-server</artifactId>
       <version>${project.parent.version}</version>
     </dependency>
@@ -51,13 +51,13 @@
       <scope>runtime</scope>
     </dependency>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>buildtools</artifactId>
       <version>${project.parent.version}</version>
       <scope>test</scope>
     </dependency>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-server</artifactId>
       <type>test-jar</type>
       <version>${project.parent.version}</version>
diff --git a/tools/perf/pom.xml b/tools/perf/pom.xml
index a0c39e39687..99a0347efff 100644
--- a/tools/perf/pom.xml
+++ b/tools/perf/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
   ~ Licensed under the Apache License, Version 2.0 (the "License");
   ~ you may not use this file except in compliance with the License.
@@ -15,16 +15,15 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.bookkeeper</groupId>
+    <groupId>io.streamnative</groupId>
     <artifactId>bookkeeper-tools-parent</artifactId>
     <version>4.15.0-SNAPSHOT</version>
   </parent>
   <artifactId>bookkeeper-perf</artifactId>
   <name>Apache BookKeeper :: Tools :: Perf</name>
-
   <dependencies>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-tools-framework</artifactId>
       <version>${project.version}</version>
     </dependency>
@@ -34,7 +33,7 @@
       <version>${project.version}</version>
     </dependency>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>stream-storage-java-client</artifactId>
       <version>${project.version}</version>
     </dependency>
@@ -48,5 +47,4 @@
       <artifactId>HdrHistogram</artifactId>
     </dependency>
   </dependencies>
-
 </project>
diff --git a/tools/pom.xml b/tools/pom.xml
index 50010001879..81ac1a9f549 100644
--- a/tools/pom.xml
+++ b/tools/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
    Licensed to the Apache Software Foundation (ASF) under one or more
    contributor license agreements.  See the NOTICE file distributed with
@@ -19,7 +19,7 @@
   <modelVersion>4.0.0</modelVersion>
   <parent>
     <artifactId>bookkeeper</artifactId>
-    <groupId>org.apache.bookkeeper</groupId>
+    <groupId>io.streamnative</groupId>
     <version>4.15.0-SNAPSHOT</version>
   </parent>
   <artifactId>bookkeeper-tools-parent</artifactId>
diff --git a/tools/stream/pom.xml b/tools/stream/pom.xml
index ba9eea73590..b5e7bf1a7b1 100644
--- a/tools/stream/pom.xml
+++ b/tools/stream/pom.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
   ~ Licensed to the Apache Software Foundation (ASF) under one
   ~ or more contributor license agreements.  See the NOTICE file
@@ -19,34 +19,32 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.bookkeeper</groupId>
+    <groupId>io.streamnative</groupId>
     <artifactId>bookkeeper-tools-parent</artifactId>
     <version>4.15.0-SNAPSHOT</version>
   </parent>
   <artifactId>stream-storage-cli</artifactId>
   <name>Apache BookKeeper :: Tools :: Stream</name>
-
   <dependencies>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>stream-storage-java-client</artifactId>
       <version>${project.version}</version>
     </dependency>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>stream-storage-service-impl</artifactId>
       <version>${project.version}</version>
     </dependency>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-tools-framework</artifactId>
       <version>${project.version}</version>
     </dependency>
     <dependency>
-      <groupId>org.apache.bookkeeper</groupId>
+      <groupId>io.streamnative</groupId>
       <artifactId>bookkeeper-server</artifactId>
       <version>${project.version}</version>
     </dependency>
   </dependencies>
-
 </project>