public boolean containsKey(@CheckForNull Object key) {
    // does not impact recency ordering
    if (key == null) {
      return false;
    }
    int hash = hash(key);
    return segmentFor(hash).containsKey(key, hash);
  }

  @Override
  public boolean containsValue(@CheckForNull Object value) {
    // does not impact recency ordering
    if (value == null) {
      return false;
    }

    assertEquals(liveCount, countLiveEntries(map, 0));
    ImmutableMap<Object, Object> originalMap = ImmutableMap.copyOf(map);
    assertEquals(liveCount, originalMap.size());
    // can't compare map contents until cleanup occurs

    for (int i = 1; i <= originalCount * 2; i *= 2) {
      if (i > 1) {
        segment.expand();
      }
      assertEquals(i, segment.table.length());

    assertEquals(liveCount, countLiveEntries(map, 0));
    ImmutableMap<Object, Object> originalMap = ImmutableMap.copyOf(map);
    assertEquals(liveCount, originalMap.size());
    // can't compare map contents until cleanup occurs

    for (int i = 1; i <= originalCount * 2; i *= 2) {
      if (i > 1) {
        segment.expand();
      }
      assertEquals(i, segment.table.length());

  public boolean containsKey(@CheckForNull Object key) {
    // does not impact recency ordering
    if (key == null) {
      return false;
    }
    int hash = hash(key);
    return segmentFor(hash).containsKey(key, hash);
  }

  @Override
  public boolean containsValue(@CheckForNull Object value) {
    // does not impact recency ordering
    if (value == null) {
      return false;
    }

   * @param left the map to treat as the "left" map for purposes of comparison
   * @param right the map to treat as the "right" map for purposes of comparison
   * @param valueEquivalence the equivalence relationship to use to compare values
   * @return the difference between the two maps
   * @since 10.0
   */
  public static <K extends @Nullable Object, V extends @Nullable Object>
      MapDifference<K, V> difference(

    /** 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}";

 * <code>smb1://MYGROUP/?SERVER=192.168.10.15</code></td><td>
 * SMB URLs support some query string parameters. In this example
 * the <code>SERVER</code> parameter is used to override the
 * server name service lookup to contact the server 192.168.10.15
 * (presumably known to be a master
 * browser) for the server list in workgroup <code>MYGROUP</code>.
 * </td></tr>
 *
 * </table>
 *