private void handlePhantomReference(Reference<?> ref) {
        // Find the resource holder by phantom reference
        for (ResourceHolder holder : activeResources.values()) {
            if (holder.phantomRef == ref) {
                if (!holder.closed) {
                    reportLeak(holder);
                }
                activeResources.remove(holder.resourceId);
                break;
            }
        }
    }

          try {
            // The cast is safe because tryAdvance puts a T into `holder`.
            action.accept(function.apply(uncheckedCastNullableTToT(holder), index++));
            return true;
          } finally {
            holder = null;
          }
        }
        return false;
      }

      @Override
      Splitr createSplit(Spliterator<T> from, long i) {

        ShellCommandRegistryHolder holder = new ShellCommandRegistryHolder();
        holder.addCommandRegistry(builtins);

        // gather commands
        Map<String, ShellCommandRegistryFactory> factories =
                context.lookup.lookupMap(ShellCommandRegistryFactory.class);
        for (Map.Entry<String, ShellCommandRegistryFactory> entry : factories.entrySet()) {

  @GwtIncompatible // SerializableTester
  public void testSerializationIndirectSelfReference() {
    Multiset<MultisetHolder> multiset = HashMultiset.create();
    MultisetHolder holder = new MultisetHolder(multiset);
    multiset.add(holder, 2);
    Multiset<MultisetHolder> copy = SerializableTester.reserialize(multiset);
    assertEquals(2, copy.size());
    assertThat(copy.iterator().next().member).isSameInstanceAs(copy);
  }

          try {
            // The cast is safe because tryAdvance puts a T into `holder`.
            action.accept(function.apply(uncheckedCastNullableTToT(holder), index++));
            return true;
          } finally {
            holder = null;
          }
        }
        return false;
      }

      @Override
      Splitr createSplit(Spliterator<T> from, long i) {

  @GwtIncompatible // SerializableTester
  public void testSerializationIndirectSelfReference() {
    Multiset<MultisetHolder> multiset = HashMultiset.create();
    MultisetHolder holder = new MultisetHolder(multiset);
    multiset.add(holder, 2);
    Multiset<MultisetHolder> copy = SerializableTester.reserialize(multiset);
    assertEquals(2, copy.size());
    assertThat(copy.iterator().next().member).isSameInstanceAs(copy);
  }

     * @param envSupplier The environment supplier.
     * @return The directory context holder.
     */
    protected DirContextHolder getDirContext(final Supplier<Hashtable<String, String>> envSupplier) {
        DirContextHolder holder = contextLocal.get();
        if (holder != null) {
            holder.inc();
            return holder;
        }
        final Hashtable<String, String> env = envSupplier.get();

   * it can fail here.
   */
  public void testAnonymous() {
    AtomicReference<String> holder = new AtomicReference<>();
    AtomicInteger deliveries = new AtomicInteger();
    EventBus bus = new EventBus();
    bus.register(
        new Object() {
          @Subscribe
          public void accept(String str) {
            holder.set(str);
            deliveries.incrementAndGet();
          }
        });

 * the License.
 */

package com.google.common.primitives;

import com.google.common.annotations.GwtCompatible;

/**
 * Holder for web specializations of methods of {@code Ints}. Intended to be empty for regular
 * version.
 */
@GwtCompatible

      @Nullable T holder = null;

      @Override
      public void accept(@ParametricNullness T t) {
        this.holder = t;
      }

      @Override
      public boolean tryAdvance(Consumer<? super T> action) {
        while (fromSpliterator.tryAdvance(this)) {
          try {
            // The cast is safe because tryAdvance puts a T into `holder`.