throw new UnsupportedOperationException();
                      }

                      @Override
                      public Set<Entry<String>> entrySet() {
                        final Set<Entry<String>> backingSet = super.entrySet();
                        return new ForwardingSet<Entry<String>>() {
                          @Override
                          protected Set<Entry<String>> delegate() {

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

    @Override
    public Set<Entry<K, V>> entrySet() {
      return new StandardEntrySet() {
        @Override
        public Iterator<Entry<K, V>> iterator() {
          return backingMap.entrySet().iterator();
        }
      };
    }

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

        }
    }

    public static void processThreadDump(final Consumer<String> writer) {
        for (final Map.Entry<Thread, StackTraceElement[]> entry : Thread.getAllStackTraces().entrySet()) {
            writer.accept("Thread: " + entry.getKey());
            final StackTraceElement[] trace = entry.getValue();
            for (final StackTraceElement element : trace) {

            new IdentityHashMap<Integer, String>(), new IdentityHashMap<String, Integer>()) {};
    bimap.put(1, "one");
    bimap.put(2, "two");
    bimap.put(3, "three");
    Iterator<Entry<Integer, String>> iterator = bimap.entrySet().iterator();
    iterator.next();
    iterator.next();
    iterator.remove();
    iterator.next();
    iterator.remove();
    assertEquals(1, bimap.size());
    assertEquals(1, bimap.inverse().size());
  }

            new IdentityHashMap<Integer, String>(), new IdentityHashMap<String, Integer>()) {};
    bimap.put(1, "one");
    bimap.put(2, "two");
    bimap.put(3, "three");
    Iterator<Entry<Integer, String>> iterator = bimap.entrySet().iterator();
    iterator.next();
    iterator.next();
    iterator.remove();
    iterator.next();
    iterator.remove();
    assertEquals(1, bimap.size());
    assertEquals(1, bimap.inverse().size());
  }

    this.targetNode = checkNotNull(targetNode);
  }

  @Override
  public UnmodifiableIterator<E> iterator() {
    Iterator<? extends Entry<E, ?>> entries = outEdgeToNode.entrySet().iterator();
    return new AbstractIterator<E>() {
      @Override
      @CheckForNull
      protected E computeNext() {
        while (entries.hasNext()) {
          Entry<E, ?> entry = entries.next();

                });
    }

    @PreDestroy
    public void destroy() {
        if (logger.isDebugEnabled()) {
            logger.debug("cache stats: {}", statsCache.stats());
        }
        statsCache.asMap().entrySet().stream().forEach(e -> {
            final StatsObject data = e.getValue();
            final Long begin = data.remove(BEGIN_KEY);
            if (begin != null) {
                printStats(e.getKey(), data, begin, false);

                final Properties props = new Properties();
                PropertiesUtil.load(props, tesseractConfigPath);
                final Map<String, String> propMap =
                        props.entrySet().stream().collect(Collectors.toMap(e -> (String) e.getKey(), e -> (String) e.getValue()));
                tesseractOCRConfig = new TesseractOCRConfig();
                BeanUtil.copyMapToBean(propMap, tesseractOCRConfig);

        return super.put(convertKey(key), value);
    }

    @Override
    public void putAll(final Map<? extends String, ? extends V> map) {
        for (final Map.Entry<? extends String, ? extends V> entry : map.entrySet()) {
            put(convertKey(entry.getKey()), entry.getValue());
        }
    }

    @Override
    public final V remove(final Object key) {
        return super.remove(convertKey(key));
    }

    return Multisets.immutableEntry(element, count);
  }

  private static <E extends @Nullable Object> Entry<E> control(E element, int count) {
    return HashMultiset.create(nCopies(count, element)).entrySet().iterator().next();
  }

  public void testToString() {
    assertEquals("foo", entry("foo", 1).toString());
    assertEquals("bar x 2", entry("bar", 2).toString());
  }

  public void testToStringNull() {