return newEntry;
      }
    };

    // Masks used to compute indices in the following table.

    static final int ACCESS_MASK = 1;
    static final int WRITE_MASK = 2;
    static final int WEAK_MASK = 4;

    /** Look-up table for factories. */
    static final EntryFactory[] factories = {
      STRONG,
      STRONG_ACCESS,
      STRONG_WRITE,

        return newEntry;
      }
    };

    // Masks used to compute indices in the following table.

    static final int ACCESS_MASK = 1;
    static final int WRITE_MASK = 2;
    static final int WEAK_MASK = 4;

    /** Look-up table for factories. */
    static final EntryFactory[] factories = {
      STRONG,
      STRONG_ACCESS,
      STRONG_WRITE,

    static final int ATTR_COMPRESSED       = 0x800;
    static final int ATTR_NORMAL           = 0x080;
    static final int ATTR_TEMPORARY        = 0x100;

    static final int ATTR_GET_MASK = 0x7FFF; /* orig 0x7fff */
    static final int ATTR_SET_MASK = 0x30A7; /* orig 0x0027 */

    static final int DEFAULT_ATTR_EXPIRATION_PERIOD = 5000;

    static final int HASH_DOT     = ".".hashCode();

            new AsyncCallable<String>() {
              @Override
              public ListenableFuture<String> call() throws Exception {
                // Make this executor terminate after this task so that the test can tell when
                // futureResult has received resultOfCombiner.
                executor.shutdown();
                callableBlocking.await();
                return resultOfCombiner;

            new AsyncCallable<String>() {
              @Override
              public ListenableFuture<String> call() throws Exception {
                // Make this executor terminate after this task so that the test can tell when
                // futureResult has received resultOfCombiner.
                executor.shutdown();
                callableBlocking.await();
                return resultOfCombiner;

                return callable.toString();
              }
            });
    executor.execute(task);
    this.future = task;
  }

  private ClosingFuture(final AsyncClosingCallable<V> callable, Executor executor) {
    checkNotNull(callable);
    TrustedListenableFutureTask<V> task =
        TrustedListenableFutureTask.create(
            new AsyncCallable<V>() {
              @Override