protected void mergePlugin(Plugin target, Plugin source, boolean sourceDominant, Map<Object, Object> context) {
            if (source.isInherited()) {
                mergeConfigurationContainer(target, source, sourceDominant, context);
            }
            mergePlugin_GroupId(target, source, sourceDominant, context);
            mergePlugin_ArtifactId(target, source, sourceDominant, context);

     */
    ModelData(ModelSource source, Model model, String groupId, String artifactId, String version) {
        this.source = source;
        this.model = model;
        setGroupId(groupId);
        setArtifactId(artifactId);
        setVersion(version);
    }

    public ModelSource getSource() {
        return source;
    }

    /**
     * Gets the model being wrapped.
     *

  private final Object source;

  public ConflictingRequirementsException(
      String message, Set<Feature<?>> conflicts, Object source) {
    super(message);
    this.conflicts = conflicts;
    this.source = source;
  }

  public Set<Feature<?>> getConflicts() {
    return conflicts;
  }

  public Object getSource() {
    return source;
  }

  @Override

   * most [BufferedSource] instances, but not of [Buffer].
   */
  private fun responseBody(content: String): ResponseBody {
    val data = Buffer().writeUtf8(content)
    val source: Source =
      object : Source {
        var closed = false

        override fun close() {
          closed = true
        }

        override fun read(
          sink: Buffer,
          byteCount: Long,

     */
    DefaultProblem(
            String message, Severity severity, String source, int lineNumber, int columnNumber, Exception exception) {
        this.message = message;
        this.severity = (severity != null) ? severity : Severity.ERROR;
        this.source = (source != null) ? source : "";
        this.lineNumber = lineNumber;
        this.columnNumber = columnNumber;
        this.exception = exception;

    Multimap<K, V> source = getSubjectGenerator().create(mapEntry(k0(), null));
    assertTrue(multimap().putAll(source));
    assertTrue(multimap().containsEntry(k0(), null));
  }

  @MapFeature.Require({SUPPORTS_PUT, ALLOWS_NULL_KEYS})
  public void testPutAllWithNullKey() {
    Multimap<K, V> source = getSubjectGenerator().create(mapEntry(null, v0()));
    assertTrue(multimap().putAll(source));

    Multimap<K, V> source = getSubjectGenerator().create(mapEntry(k0(), null));
    assertTrue(multimap().putAll(source));
    assertTrue(multimap().containsEntry(k0(), null));
  }

  @MapFeature.Require({SUPPORTS_PUT, ALLOWS_NULL_KEYS})
  public void testPutAllWithNullKey() {
    Multimap<K, V> source = getSubjectGenerator().create(mapEntry(null, v0()));
    assertTrue(multimap().putAll(source));

    @Override
    public Source getGlobalToolchainsSource() {
        return globalToolchainsSource;
    }

    @Override
    public ToolchainsBuildingRequest setGlobalToolchainsSource(Source globalToolchainsSource) {
        this.globalToolchainsSource = globalToolchainsSource;
        return this;
    }

    @Override
    public Source getUserToolchainsSource() {
        return userToolchainsSource;
    }

      exercising permissions granted by this License.

      "Source" form shall mean the preferred form for making modifications,
      including but not limited to software source code, documentation
      source, and configuration files.

      "Object" form shall mean any form resulting from mechanical
      transformation or translation of a Source form, including but

            result.setScriptData(DfTypeUtil.toString(source.get("scriptData")));
            result.setScriptResult(DfTypeUtil.toString(source.get("scriptResult")));
            result.setScriptType(DfTypeUtil.toString(source.get("scriptType")));
            result.setStartTime(DfTypeUtil.toLong(source.get("startTime")));
            result.setTarget(DfTypeUtil.toString(source.get("target")));
            return updateEntity(source, result);