return Iterators.contains(keyIterator(map.entrySet().iterator()), key);
  }

  /** An implementation of {@link Map#containsValue}. */
  static boolean containsValueImpl(Map<?, ?> map, @CheckForNull Object value) {
    return Iterators.contains(valueIterator(map.entrySet().iterator()), value);
  }

  /**
   * Implements {@code Collection.contains} safely for forwarding collections of map entries. If

    assertThat(future.toString()).contains("[status=SUCCESS, result=[" + DATA1 + "]]");
  }

  public void testImmediateVoidFuture() throws Exception {
    ListenableFuture<@Nullable Void> voidFuture = immediateVoidFuture();

    assertThat(getDone(voidFuture)).isNull();
    assertThat(getDoneFromTimeoutOverload(voidFuture)).isNull();
    assertThat(voidFuture.toString()).contains("[status=SUCCESS, result=[null]]");
  }

    assertThat(future.toString()).contains("[status=SUCCESS, result=[" + DATA1 + "]]");
  }

  public void testImmediateVoidFuture() throws Exception {
    ListenableFuture<@Nullable Void> voidFuture = immediateVoidFuture();

    assertThat(getDone(voidFuture)).isNull();
    assertThat(getDoneFromTimeoutOverload(voidFuture)).isNull();
    assertThat(voidFuture.toString()).contains("[status=SUCCESS, result=[null]]");
  }

    final long maxSegmentWeight;

    /**
     * The key reference queue contains entries whose keys have been garbage collected, and which
     * need to be cleaned up internally.
     */
    @CheckForNull final ReferenceQueue<K> keyReferenceQueue;

    /**
     * The value reference queue contains value references whose values have been garbage collected,
     * and which need to be cleaned up internally.

    assertSame(valueOne, listener.getLastEvictedValue());
    assertTrue(map.removalNotificationQueue.isEmpty());
    assertFalse(segment.accessQueue.contains(entryOne));
    assertFalse(segment.writeQueue.contains(entryOne));
    assertEquals(0, segment.count);
    assertNull(table.get(0));
  }

  public void testRemoveEntryFromChain() {

    assertSame(valueOne, listener.getLastEvictedValue());
    assertTrue(map.removalNotificationQueue.isEmpty());
    assertFalse(segment.accessQueue.contains(entryOne));
    assertFalse(segment.writeQueue.contains(entryOne));
    assertEquals(0, segment.count);
    assertNull(table.get(0));
  }

  public void testRemoveEntryFromChain() {

    final long maxSegmentWeight;

    /**
     * The key reference queue contains entries whose keys have been garbage collected, and which
     * need to be cleaned up internally.
     */
    @CheckForNull final ReferenceQueue<K> keyReferenceQueue;

    /**
     * The value reference queue contains value references whose values have been garbage collected,
     * and which need to be cleaned up internally.

      }
    }
    return future;
  }

  /**
   * Marks this step as the last step in the {@code ClosingFuture} pipeline. When this step is done,
   * {@code receiver} will be called with an object that contains the result of the operation. The
   * receiver can store the {@link ValueAndCloser} outside the receiver for later synchronous use.
   *

    /** The key of the message: System Error */
    public static final String LABELS_system_error_title = "{labels.system_error_title}";

    /** The key of the message: Contact the Site Administrator. */
    public static final String LABELS_contact_site_admin = "{labels.contact_site_admin}";

    /** The key of the message: Bad Request */
    public static final String LABELS_request_error_title = "{labels.request_error_title}";

 * <tt>jcifs.smb1.Config.registerSmbURLHandler();</tt> method. This is required
 * to register the SMB protocol handler.
 * <p>
 * The userinfo component of the SMB URL (<tt>domain;user:pass</tt>) must
 * be URL encoded if it contains reserved characters. According to RFC 2396
 * these characters are non US-ASCII characters and most meta characters
 * however jCIFS will work correctly with anything but '@' which is used