add checkForNull for resolveOne in GHRepoName

src/main/java/com/cloudbees/jenkins/GitHubRepositoryName.java

@@ -6,6 +6,7 @@
 import org.kohsuke.github.GHRepository;
 import org.kohsuke.github.GitHub;
 
+import javax.annotation.CheckForNull;
 import java.io.IOException;
 import java.net.MalformedURLException;
 import java.net.URL;
@@ -118,9 +119,8 @@ protected GHRepository adapt(GitHub item) {
      *
      * This is useful if the caller only relies on the read access to the repository and doesn't need to
      * walk possible candidates.
-     *
-     * Result can be null
      */
+    @CheckForNull
     public GHRepository resolveOne() {
         for (GHRepository r : resolve())
             return r;

src/main/java/org/jenkinsci/plugins/github/util/misc/NullSafeFunction.java

@@ -8,15 +8,11 @@
 
 /**
  * This abstract class calls {@link #applyNullSafe(Object)} only after success validation of inner object for null
- * 
- * {@inheritDoc}
  *
  * @author lanwen (Merkushev Kirill)
  */
 public abstract class NullSafeFunction<F, T> implements Function<F, T> {
-    /**
-     * {@inheritDoc}
-     */
+
     @Override
     public T apply(@Nullable F input) {
         return applyNullSafe(Preconditions.checkNotNull(input, "This function not allows to use null as argument"));

src/main/java/org/jenkinsci/plugins/github/util/misc/NullSafePredicate.java

@@ -9,16 +9,11 @@
 /**
  * This abstract class calls {@link #applyNullSafe(Object)} only after success validation of inner object for null
  *
- * {@inheritDoc}
- *
  * @author lanwen (Merkushev Kirill)
  */
 
 public abstract class NullSafePredicate<T> implements Predicate<T> {
 
-    /**
-     * {@inheritDoc}
-     */
     @Override
     public boolean apply(T input) {
         return applyNullSafe(checkNotNull(input, "Argument for this predicate can't be null"));