Initial add of avaje-json-node

json-node/pom.xml

@@ -0,0 +1,31 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<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>io.avaje</groupId>
+    <artifactId>avaje-jsonb-parent</artifactId>
+    <version>3.0-RC1</version>
+  </parent>
+
+  <artifactId>avaje-json-node</artifactId>
+
+  <dependencies>
+
+    <dependency>
+      <groupId>io.avaje</groupId>
+      <artifactId>avaje-json</artifactId>
+      <version>3.0-RC1</version>
+    </dependency>
+
+    <dependency>
+      <groupId>io.avaje</groupId>
+      <artifactId>junit</artifactId>
+      <version>1.5</version>
+      <scope>test</scope>
+    </dependency>
+
+  </dependencies>
+
+</project>

json-node/src/main/java/io/avaje/json/node/JsonArray.java

@@ -0,0 +1,66 @@
+package io.avaje.json.node;
+
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+
+import static java.util.Objects.requireNonNull;
+
+/**
+ * JSON Array type.
+ */
+public final class JsonArray implements JsonNode {
+
+  private final List<JsonNode> children;
+
+  /**
+   * Create a new JsonArray that can be added to.
+   */
+  public static JsonArray create() {
+    return new JsonArray(new ArrayList<>());
+  }
+
+  /**
+   * Create an unmodifiable JsonArray with the given elements.
+   */
+  public static JsonArray of(List<JsonNode> children) {
+    return new JsonArray(Collections.unmodifiableList(children));
+  }
+
+  JsonArray(List<JsonNode> children) {
+    this.children = requireNonNull(children);
+  }
+
+  @Override
+  public Type type() {
+    return Type.ARRAY;
+  }
+
+  @Override
+  public String text() {
+    return children.toString();
+  }
+
+  /**
+   * Return the child elements.
+   */
+  public List<JsonNode> elements() {
+    return children;
+  }
+
+  /**
+   * Return true if the json array is empty.
+   */
+  public boolean isEmpty() {
+    return children.isEmpty();
+  }
+
+  /**
+   * Add an element to the json array.
+   */
+  public JsonArray add(JsonNode element) {
+    children.add(element);
+    return this;
+  }
+
+}

json-node/src/main/java/io/avaje/json/node/JsonBoolean.java

@@ -0,0 +1,29 @@
+package io.avaje.json.node;
+
+public final class JsonBoolean implements JsonNode {
+
+  private final boolean value;
+
+  public static JsonBoolean of(boolean value) {
+    return new JsonBoolean(value);
+  }
+
+  private JsonBoolean(boolean value) {
+    this.value = value;
+  }
+
+  @Override
+  public Type type() {
+    return Type.BOOLEAN;
+  }
+
+  @Override
+  public String text() {
+    return Boolean.toString(value);
+  }
+
+  public boolean value() {
+    return value;
+  }
+
+}

json-node/src/main/java/io/avaje/json/node/JsonDecimal.java

@@ -0,0 +1,58 @@
+package io.avaje.json.node;
+
+import io.avaje.json.JsonWriter;
+
+import java.math.BigDecimal;
+
+public final class JsonDecimal implements JsonNumber {
+
+  private final BigDecimal value;
+
+  public static JsonDecimal of(BigDecimal value) {
+    return new JsonDecimal(value);
+  }
+
+  private JsonDecimal(BigDecimal value) {
+    this.value = value;
+  }
+
+  @Override
+  public Type type() {
+    return Type.NUMBER;
+  }
+
+  @Override
+  public String text() {
+    return value.toString();
+  }
+
+  @Override
+  public int intValue() {
+    return value.intValueExact();
+  }
+
+  @Override
+  public long longValue() {
+    return value.longValueExact();
+  }
+
+  @Override
+  public double doubleValue() {
+    return value.doubleValue();
+  }
+
+  @Override
+  public BigDecimal decimalValue() {
+    return value;
+  }
+
+  @Override
+  public Number numberValue() {
+    return value;
+  }
+
+  @Override
+  public void toJson(JsonWriter writer) {
+    writer.value(value);
+  }
+}

json-node/src/main/java/io/avaje/json/node/JsonDouble.java

@@ -0,0 +1,58 @@
+package io.avaje.json.node;
+
+import io.avaje.json.JsonWriter;
+
+import java.math.BigDecimal;
+
+public final class JsonDouble implements JsonNumber {
+
+  private final double value;
+
+  public static JsonDouble of(double value) {
+    return new JsonDouble(value);
+  }
+
+  private JsonDouble(double value) {
+    this.value = value;
+  }
+
+  @Override
+  public Type type() {
+    return Type.NUMBER;
+  }
+
+  @Override
+  public String text() {
+    return Double.toString(value);
+  }
+
+  @Override
+  public int intValue() {
+    return (int)value;
+  }
+
+  @Override
+  public long longValue() {
+    return (long)value;
+  }
+
+  @Override
+  public double doubleValue() {
+    return value;
+  }
+
+  @Override
+  public BigDecimal decimalValue() {
+    return BigDecimal.valueOf(this.value);
+  }
+
+  @Override
+  public Number numberValue() {
+    return value;
+  }
+
+  @Override
+  public void toJson(JsonWriter writer) {
+    writer.value(value);
+  }
+}

json-node/src/main/java/io/avaje/json/node/JsonInteger.java

@@ -0,0 +1,58 @@
+package io.avaje.json.node;
+
+import io.avaje.json.JsonWriter;
+
+import java.math.BigDecimal;
+
+public final class JsonInteger implements JsonNumber {
+
+  private final int value;
+
+  public static JsonInteger of(int value) {
+    return new JsonInteger(value);
+  }
+
+  private JsonInteger(int value) {
+    this.value = value;
+  }
+
+  @Override
+  public Type type() {
+    return Type.NUMBER;
+  }
+
+  @Override
+  public String text() {
+    return Long.toString(value);
+  }
+
+  @Override
+  public int intValue() {
+    return value;
+  }
+
+  @Override
+  public long longValue() {
+    return value;
+  }
+
+  @Override
+  public double doubleValue() {
+    return value;
+  }
+
+  @Override
+  public BigDecimal decimalValue() {
+    return BigDecimal.valueOf(value);
+  }
+
+  @Override
+  public Number numberValue() {
+    return value;
+  }
+
+  @Override
+  public void toJson(JsonWriter writer) {
+    writer.value(value);
+  }
+}

json-node/src/main/java/io/avaje/json/node/JsonLong.java

@@ -0,0 +1,58 @@
+package io.avaje.json.node;
+
+import io.avaje.json.JsonWriter;
+
+import java.math.BigDecimal;
+
+public final class JsonLong implements JsonNumber {
+
+  private final long value;
+
+  public static JsonLong of(long value) {
+    return new JsonLong(value);
+  }
+
+  private JsonLong(long value) {
+    this.value = value;
+  }
+
+  @Override
+  public Type type() {
+    return Type.NUMBER;
+  }
+
+  @Override
+  public String text() {
+    return Long.toString(value);
+  }
+
+  @Override
+  public int intValue() {
+    return (int)value;
+  }
+
+  @Override
+  public long longValue() {
+    return value;
+  }
+
+  @Override
+  public double doubleValue() {
+    return value;
+  }
+
+  @Override
+  public BigDecimal decimalValue() {
+    return BigDecimal.valueOf(value);
+  }
+
+  @Override
+  public Number numberValue() {
+    return value;
+  }
+
+  @Override
+  public void toJson(JsonWriter writer) {
+    writer.value(value);
+  }
+}

json-node/src/main/java/io/avaje/json/node/JsonNode.java

@@ -0,0 +1,26 @@
+package io.avaje.json.node;
+
+public interface JsonNode {
+
+  /**
+   * Return the type of the node.
+   */
+  Type type();
+
+  String text();
+
+  /**
+   * The types for JsonNode.
+   */
+  enum Type {
+    NULL,
+    ARRAY,
+    OBJECT,
+    BOOLEAN,
+    STRING,
+    NUMBER,
+    // BINARY,
+    // MISSING,
+    // POJO
+  }
+}