@GwtIncompatible // suite
  @AndroidIncompatible // test-suite builders
  private static Test testsForFilter() {
    return CollectionTestSuiteBuilder.using(
            new TestStringCollectionGenerator() {
              @Override
              public Collection<String> create(String[] elements) {
                List<String> unfiltered = new ArrayList<>();
                unfiltered.add("yyy");
                Collections.addAll(unfiltered, elements);

    }

    @Override
    public String toString() {
      return description;
    }
  }

  private Target empty;
  private Target disjoint;
  private Target superset;
  private Target nonEmptyProperSubset;
  private Target sameElements;
  private Target partialOverlap;
  private Target containsDuplicates;
  private Target nullSingleton;

  @Override
  public void setUp() throws Exception {

     *            The fourth value
     */
    public void setValue4(final T4 value4) {
        this.value4 = value4;
    }

    @Override
    public String toString() {
        return "{" + value1 + ", " + value2 + ", " + value3 + ", " + value4 + "}";
    }

    @Override
    public int hashCode() {
        final int prime = 31;
        int result = 1;

  )
  fun charset(): Charset = charset

  override fun equals(other: Any?): Boolean =
    other is Challenge &&
      other.scheme == scheme &&
      other.authParams == authParams

  override fun hashCode(): Int {
    var result = 29
    result = 31 * result + scheme.hashCode()
    result = 31 * result + authParams.hashCode()
    return result
  }

  override fun toString(): String = "$scheme authParams=$authParams"

    TestSuite suite = new TestSuite();
    suite.addTestSuite(SafeTreeMapTest.class);
    suite.addTest(
        NavigableMapTestSuiteBuilder.using(
                new TestStringSortedMapGenerator() {
                  @Override
                  protected SortedMap<String, String> create(Entry<String, String>[] entries) {
                    NavigableMap<String, String> map = new SafeTreeMap<>(Ordering.natural());

      object : Source {
        var closed = false

        override fun close() {
          closed = true
        }

        override fun read(
          sink: Buffer,
          byteCount: Long,
        ): Long {
          check(!closed)
          return data.read(sink, byteCount)
        }

        override fun timeout(): Timeout = Timeout.NONE
      }

    TestSuite suite = new TestSuite();
    suite.addTestSuite(SafeTreeMapTest.class);
    suite.addTest(
        NavigableMapTestSuiteBuilder.using(
                new TestStringSortedMapGenerator() {
                  @Override
                  protected SortedMap<String, String> create(Entry<String, String>[] entries) {
                    NavigableMap<String, String> map = new SafeTreeMap<>(Ordering.natural());

  IncidentEdgeSet(ArchetypeGraph<N> graph, N node, EdgeType edgeType) {
    this.graph = graph;
    this.node = node;
    this.edgeType = edgeType;
  }

  @Override
  public boolean remove(@Nullable Object o) {
    throw new UnsupportedOperationException();
  }

  @Override
  public int size() {
    if (graph.isDirected()) {
      return predecessorsOrEmpty(node).size()
          + successorsOrEmpty(node).size()

    private static final long serialVersionUID = 1L;

    @Override
    protected ObjectiveProperties newObjectiveProperties(final String resourcePath, final PropertyFilter propertyFilter) {
        return new ObjectiveProperties(resourcePath) { // for e.g. checking existence and filtering value
            Cache<String, String> cache = CacheBuilder.newBuilder().build();

            @Override
            public String get(final String propertyKey) {

     * @return false always, as this generator does not create thumbnails
     */
    @Override
    public boolean generate(final String thumbnailId, final File outputFile) {
        return false;
    }

    /**
     * Destroys this generator and releases any resources.
     * This implementation does nothing as no resources are held.
     */
    @Override
    public void destroy() {
        // nothing
    }