}

    @Override
    public int size() {
      return 1 << inputSet.size();
    }

    @Override
    public boolean isEmpty() {
      return false;
    }

    @Override
    public Iterator<Set<E>> iterator() {
      return new AbstractIndexedListIterator<Set<E>>(size()) {
        @Override
        protected Set<E> get(int setBits) {

    this.incidentEdgeMap = checkNotNull(incidentEdgeMap);
  }

  @Override
  public Set<N> predecessors() {
    return adjacentNodes();
  }

  @Override
  public Set<N> successors() {
    return adjacentNodes();
  }

  @Override
  public Set<E> incidentEdges() {
    return Collections.unmodifiableSet(incidentEdgeMap.keySet());
  }

  @Override
  public Set<E> inEdges() {
    return incidentEdges();
  }

      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) {

@Immutable
abstract class AbstractNonStreamingHashFunction extends AbstractHashFunction {
  @Override
  public Hasher newHasher() {
    return newHasher(32);
  }

  @Override
  public Hasher newHasher(int expectedInputSize) {
    Preconditions.checkArgument(expectedInputSize >= 0);
    return new ByteBufferHasher(expectedInputSize);
  }

  @Override
  public HashCode hashInt(int input) {

        }
      }

      @Override
      public int size() {
        return predecessorCount;
      }

      @Override
      public boolean contains(@Nullable Object obj) {
        return isPredecessor(adjacentNodeValues.get(obj));
      }
    };
  }

  @Override
  public Set<N> successors() {
    return new AbstractSet<N>() {
      @Override

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

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

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

    @Override
    public DBDef getCurrentDBDef() {
        return null;
    }

  }

  // enum singleton pattern
  private enum ToStringFunction implements Function<Object, String> {
    INSTANCE;

    @Override
    public String apply(Object o) {
      checkNotNull(o); // eager for GWT.
      return o.toString();
    }

    @Override
    public String toString() {
      return "Functions.toStringFunction()";
    }
  }

  /**
   * Returns the identity function.
   *

      this.multimapGenerator = multimapGenerator;
    }

    @Override
    public TestSubjectGenerator<?> getInnerGenerator() {
      return multimapGenerator;
    }

    @Override
    public SampleElements<Entry<K, V>> samples() {
      return multimapGenerator.samples();
    }

    @Override
    public Collection<Entry<K, V>> create(Object... elements) {

        @Override
        public long getMid() {
            return this.mid;
        }

        @Override
        public void setMid(long mid) {
            this.mid = mid;
        }

        @Override
        public int getCommand() {
            return this.command;
        }

        @Override
        public void setCommand(int command) {
            this.command = command;
        }

      return inline.submit(Iterables.get(tasks, 0)).get(timeout, unit);
    }

    @Override
    public boolean isShutdown() {
      lastMethodCalled = "isShutdown";
      return false;
    }

    @Override
    public boolean isTerminated() {
      lastMethodCalled = "isTerminated";
      return false;
    }

    @Override
    public void shutdown() {
      lastMethodCalled = "shutdown";
    }