}

  @Override
  Collection<V> createValues() {
    return new FilteredMultimapValues<>(this);
  }

  @Override
  Iterator<Entry<K, V>> entryIterator() {
    throw new AssertionError("should never be called");
  }

  @Override
  Map<K, Collection<V>> createAsMap() {
    return new AsMap();
  }

  @Override
  Set<K> createKeySet() {
    return asMap().keySet();
  }

    TreeSetImpl {
      @Override
      public <E extends Comparable<E>> Set<E> create(Collection<E> contents) {
        return new TreeSet<E>(contents);
      }
    },
    UnmodifiableSetImpl {
      @Override
      public <E extends Comparable<E>> Set<E> create(Collection<E> contents) {
        return Collections.unmodifiableSet(new HashSet<E>(contents));
      }
    },
    SynchronizedSetImpl {
      @Override

    TreeSetImpl {
      @Override
      public <E extends Comparable<E>> Set<E> create(Collection<E> contents) {
        return new TreeSet<E>(contents);
      }
    },
    UnmodifiableSetImpl {
      @Override
      public <E extends Comparable<E>> Set<E> create(Collection<E> contents) {
        return Collections.unmodifiableSet(new HashSet<E>(contents));
      }
    },
    SynchronizedSetImpl {
      @Override

      this.delegate = delegate;
      this.mutex = mutex;
    }

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

    @Override
    public boolean equals(@Nullable Object object) {
      assertTrue(Thread.holdsLock(mutex));
      return super.equals(object);
    }

    @Override
    public K getKey() {
      assertTrue(Thread.holdsLock(mutex));

                  @Override
                  protected SortedSet<String> create(String[] elements) {
                    TreeBasedTable<String, Integer, Character> table = TreeBasedTable.create();
                    populateForRowKeySet(table, elements);
                    return table.rowKeySet();
                  }

                  @Override

    @Override
    protected Set<V> delegate() {
      return valuesDelegate;
    }

    @Override
    public Iterator<V> iterator() {
      return Maps.valueIterator(entrySet().iterator());
    }

    @Override
    public @Nullable Object[] toArray() {
      return standardToArray();
    }

    @Override

      this.mapGenerator = mapGenerator;
    }

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

    @Override
    public Set<Entry<K, V>> create(Object... elements) {
      return mapGenerator.create(elements).entrySet();
    }

    @Override
    public Entry<K, V>[] createArray(int length) {

            tagHandlers.add(handler);
        }

        @Override
        void onStartHtmlElement(String name) {
            attributes.clear();
        }

        @Override
        void onHtmlElementAttribute(String name, String value) {
            attributes.put(name, value);
        }

        @Override
        void onStartHtmlElementComplete(String name) {

public class SetGenerators {

  public static class ImmutableSetCopyOfGenerator extends TestStringSetGenerator {
    @Override
    protected Set<String> create(String[] elements) {
      return ImmutableSet.copyOf(elements);
    }
  }

  public static class ImmutableSetUnsizedBuilderGenerator extends TestStringSetGenerator {
    @Override
    protected Set<String> create(String[] elements) {

      this.delay = delay;
    }

    @Override
    protected void doStart() {
      new Thread() {
        @Override
        public void run() {
          Uninterruptibles.sleepUninterruptibly(delay, TimeUnit.MILLISECONDS);
          notifyStarted();
        }
      }.start();
    }

    @Override
    protected void doStop() {
      new Thread() {
        @Override
        public void run() {