}
      return this;
    }

    @CanIgnoreReturnValue
    public Builder<E> addAll(Iterable<? extends E> elements) {
      checkNotNull(elements); // for GWT
      for (E element : elements) {
        add(checkNotNull(element));
      }
      return this;
    }

    @CanIgnoreReturnValue
    public Builder<E> addAll(Iterator<? extends E> elements) {
      checkNotNull(elements); // for GWT

            Collection<String> scopesToCollect, Collection<String> scopesToResolve) {
        return scopesToCollectForAggregatedProjects.addAll(scopesToCollect)
                || scopesToResolveForAggregatedProjects.addAll(scopesToResolve);
    }

    public void synchronizeWithProjectState() {
        lastDependencyArtifacts = project.getDependencyArtifacts();

        if (StringUtil.isNotBlank(key)) {
            final List<String> nameList = attributes.get(key);
            if (nameList != null) {
                list.addAll(nameList);
            }
        }
        final String value = fessConfig.getSystemProperty("saml.default.groups");
        if (StringUtil.isNotBlank(value)) {

                  @Override
                  protected Multiset<String> create(String[] elements) {
                    Multiset<String> ms = new NoRemoveMultiset<>();
                    Collections.addAll(ms, elements);
                    return ms;
                  }
                })
            .named("NoRemoveMultiset")
            .withFeatures(
                CollectionSize.ANY,

                  @Override
                  protected Multiset<String> create(String[] elements) {
                    Multiset<String> ms = new NoRemoveMultiset<>();
                    Collections.addAll(ms, elements);
                    return ms;
                  }
                })
            .named("NoRemoveMultiset")
            .withFeatures(
                CollectionSize.ANY,

                if (existing != null) {
                    if (version == null) {
                        version = existing.getVersion();
                    }
                    execs.addAll(existing.getExecutions());
                    deps.addAll(existing.getDependencies());
                }

                PluginExecution execution = PluginExecution.newBuilder()
                        .id(getExecutionId(existing, goal))

    }
  }

  @Override
  public boolean add(E element) {
    return delegate.add(checkValid(element));
  }

  @Override
  public boolean addAll(Collection<? extends E> collection) {
    for (E e : collection) {
      checkValid(e);
    }
    return delegate.addAll(collection);
  }

  @Override
  public @Nullable E ceiling(E e) {
    return delegate.ceiling(checkValid(e));
  }

  @Override

    @Override
    public void add(ModelProblem problem) {
        problems.add(problem);

        severities.add(problem.getSeverity());
    }

    public void addAll(Collection<ModelProblem> problems) {
        this.problems.addAll(problems);

        for (ModelProblem problem : problems) {
            severities.add(problem.getSeverity());
        }
    }

    @Override

    }

    DefaultModelBuilderResult(ModelBuilderResult result) {
        this();
        this.activeExternalProfiles.addAll(result.getActiveExternalProfiles());
        this.effectiveModel = result.getEffectiveModel();
        this.fileModel = result.getFileModel();
        this.problems.addAll(result.getProblems());

        for (String modelId : result.getModelIds()) {
            this.modelIds.add(modelId);

    }

    @Override
    public Collection<Artifact> getAllArtifacts(Project project) {
        ArrayList<Artifact> result = new ArrayList<>(2);
        result.addAll(project.getArtifacts());
        result.addAll(getAttachedArtifacts(project));
        return Collections.unmodifiableCollection(result);
    }

    @Override
    public void attachArtifact(Project project, Artifact artifact, Path path) {