return 0x79a31aac;
  }

  @Override
  public String toString() {
    return "Optional.absent()";
  }

  private Object readResolve() {
    return INSTANCE;
  }

  private static final long serialVersionUID = 0;

    return delegate().nodes();
  }

  /**
   * Defer to {@link AbstractGraph#edges()} (based on {@link #successors(Object)}) for full edges()
   * implementation.
   */
  @Override
  protected long edgeCount() {
    return delegate().edges().size();
  }

  @Override
  public boolean isDirected() {
    return delegate().isDirected();
  }

  @Override
  public boolean allowsSelfLoops() {

  }

  @Override
  @ParametricNullness
  public V get() throws InterruptedException, ExecutionException {
    return delegate.get();
  }

  @Override
  @ParametricNullness
  public V get(long timeout, TimeUnit unit)
      throws InterruptedException, ExecutionException, TimeoutException {
    return delegate.get(timeout, unit);
  }

  @Override
  public String toString() {
    return delegate.toString();

  @Override
  public int hashCode() {
    return 0x598df91c + reference.hashCode();
  }

  @Override
  public String toString() {
    return "Optional.of(" + reference + ")";
  }

  private static final long serialVersionUID = 0;

    return delegate().nodes();
  }

  /**
   * Defer to {@link AbstractGraph#edges()} (based on {@link #successors(Object)}) for full edges()
   * implementation.
   */
  @Override
  protected long edgeCount() {
    return delegate().edges().size();
  }

  @Override
  public boolean isDirected() {
    return delegate().isDirected();
  }

  @Override
  public boolean allowsSelfLoops() {

/**
 * キーで大文字小文字を気にしない {@link ArrayMap}です。
 *
 * @author higa 値の型
 * @param <V>
 *            値の型
 */
public class CaseInsensitiveMap<V> extends ArrayMap<String, V> {

    private static final long serialVersionUID = 1L;

    /**
     * {@link CaseInsensitiveMap}を作成します。
     */
    public CaseInsensitiveMap() {
    }

    /**
     * {@link CaseInsensitiveMap}を作成します。
     *
     * @param capacity

        if (testTransferListener != null) {
            testTransferListener.addTransfer(resourceName);
        }
    }

    public boolean getIfNewer(String resourceName, File destination, long timestamp)
            throws TransferFailedException, ResourceDoesNotExistException, AuthorizationException {
        if (!insideGet) {
            addTransfer("getIfNewer " + resourceName);
        }

    }
    int writeDataWireFormat( byte[] dst, int dstIndex ) {
        if(( dst.length - dstIndex ) < pipeDataLen ) {
            if( log.level >= 3 )
                log.println( "TransTransactNamedPipe data too long for buffer" );
            return 0;
        }
        System.arraycopy( pipeData, pipeDataOff, dst, dstIndex, pipeDataLen );
        return pipeDataLen;
    }

/**
 * @author shinsuke
 *
 */
public class ExtractData
        implements TikaCoreProperties, CreativeCommons, Geographic, HttpHeaders, Message, ClimateForcast, TIFF, TikaMimeKeys, Serializable {

    private static final long serialVersionUID = 1L;

    public static final String URL = "url";

    @SuppressWarnings("deprecation")
    public static final String PDF_PASSWORD = PDFParser.PASSWORD;

    }

    @Override
    public <T> T[] toArray(T[] array) {
      assertTrue(Thread.holdsLock(mutex));
      return delegate.toArray(array);
    }

    private static final long serialVersionUID = 0;
  }

  @SuppressWarnings("CheckReturnValue")
  public void testHoldsLockOnAllOperations() {
    create().element();
    create().offer("foo");
    create().peek();
    create().poll();