}

    @Override
    public boolean isShutdown() {
      throw new UnsupportedOperationException();
    }

    @Override
    public boolean isTerminated() {
      throw new UnsupportedOperationException();
    }

    @Override
    public void shutdown() {
      throw new UnsupportedOperationException();
    }

    @Override
    public List<Runnable> shutdownNow() {

        @Override
        public String getSort() {
            return null;
        }

        @Override
        public int getStartPosition() {
            return 0;
        }

        @Override
        public int getPageSize() {
            return 10;
        }

        @Override
        public int getOffset() {
            return 0;
        }

        @Override

    super(comparator);
    this.elements = elements;
  }

  @Override
  @Nullable Object @Nullable [] internalArray() {
    return elements.internalArray();
  }

  @Override
  int internalArrayStart() {
    return elements.internalArrayStart();
  }

  @Override
  int internalArrayEnd() {
    return elements.internalArrayEnd();
  }

  @Override
  public UnmodifiableIterator<E> iterator() {

    }

    @Override
    public @Nullable Object getKey() {
      return null;
    }

    @Override
    public long getAccessTime() {
      return 0;
    }

    @Override
    public void setAccessTime(long time) {}

    @Override
    public ReferenceEntry<Object, Object> getNextInAccessQueue() {
      return this;
    }

    @Override

    }

    @Override
    protected SortedMap<K, V> delegate() {
      return backingSortedMap;
    }

    @Override
    public boolean containsKey(Object key) {
      return standardContainsKey(key);
    }

    @Override
    public boolean containsValue(Object value) {
      return standardContainsValue(value);
    }

    @Override

    }

    @Override
    protected Collection<T> delegate() {
      return backingCollection;
    }

    @Override
    public boolean addAll(Collection<? extends T> collection) {
      return standardAddAll(collection);
    }

    @Override
    public void clear() {
      standardClear();
    }

    @Override
    public boolean contains(Object object) {

      public Hasher putLong(long l) {
        for (Hasher hasher : hashers) {
          hasher.putLong(l);
        }
        return this;
      }

      @Override
      public Hasher putFloat(float f) {
        for (Hasher hasher : hashers) {
          hasher.putFloat(f);
        }
        return this;
      }

      @Override
      public Hasher putDouble(double d) {

  }
  const string& Name() const override { return op_type_; }
  const string& DeviceName() const override { return device_name_; }

  absl::Status SetDeviceName(const char* name) override {
    // TODO(srbs): Implement this.
    device_name_ = name;
    return absl::OkStatus();
  }

  absl::Status AddInput(AbstractTensorHandle* input) override {
    GraphTensor* t = dyn_cast<GraphTensor>(input);

    }

    @Override
    public void clear() {
      original.clear();
    }

    @Override
    public Map<C, V> column(@ParametricNullness R columnKey) {
      return original.row(columnKey);
    }

    @Override
    public Set<R> columnKeySet() {
      return original.rowKeySet();
    }

    @Override
    public Map<R, Map<C, V>> columnMap() {

    private FessConfig mockConfig;

    @Override
    protected void setUp(TestInfo testInfo) throws Exception {
        super.setUp(testInfo);

        // Create FessConfig mock
        mockConfig = new FessConfig.SimpleImpl() {
            private static final long serialVersionUID = 1L;

            @Override
            public String getTimeAdjustTimeMillis() {
                return "0";