chains = ArrayUtils.addAll(chains, chain);
    }

    /**
     * Returns a stream of authentication chains.
     * @return A stream wrapper of the authentication chains.
     */
    protected StreamOf<AuthenticationChain> chains() {
        return stream(chains);
    }

     * @param def the default value to return if key is not found
     * @return the boolean value of the property or the default value
     */
    public static boolean getBoolean(final Properties props, final String key, boolean def) {
        final String b = props.getProperty(key);
        if (b != null) {
            def = b.toLowerCase().equals("true");
        }
        return def;
    }

    /**

     * Gets the witness server address.
     *
     * @return the witness server address
     */
    public InetAddress getWitnessServer() {
        return witnessServer;
    }

    /**
     * Gets the number of active registrations.
     *
     * @return the number of active registrations
     */
    public int getActiveRegistrationCount() {
        return registrations.size();
    }

    @Override

    assertTrue("containsKey(present) should return true", getMap().containsKey(k0()));
  }

  public void testContains_no() {
    assertFalse("containsKey(notPresent) should return false", getMap().containsKey(k3()));
  }

  @MapFeature.Require(ALLOWS_NULL_KEY_QUERIES)
  public void testContains_nullNotContainedButAllowed() {
    assertFalse("containsKey(null) should return false", getMap().containsKey(null));
  }

        dstIndex += 2;

        return dstIndex - start;
    }

    @Override
    protected int writeDataWireFormat(final byte[] dst, final int dstIndex) {
        return 0;
    }

    @Override
    protected int readSetupWireFormat(final byte[] buffer, final int bufferIndex, final int len) {
        return 0;
    }

    @Override

        dstIndex += 4;
        return dstIndex - start;
    }

    @Override
    protected int writeDataWireFormat(final byte[] dst, final int dstIndex) {
        return 0;
    }

    @Override
    protected int readSetupWireFormat(final byte[] buffer, final int bufferIndex, final int len) {
        return 0;
    }

    @Override

    }

    public File getFile() {
        return file;
    }

    @Override
    public String getRemoteFilename() {
        return getFilename();
    }

    @Override
    public String getLocalFilename(ArtifactRepository repository) {
        return getFilename();
    }

    private String getFilename() {
        return getArtifactId() + "-" + artifact.getVersion() + ".pom";
    }

    this.mutex = mutex;
  }

  @Override
  protected Set<E> delegate() {
    return delegate;
  }

  @Override
  public String toString() {
    assertTrue(Thread.holdsLock(mutex));
    return super.toString();
  }

  @Override
  public boolean equals(@Nullable Object o) {
    assertTrue(Thread.holdsLock(mutex));
    return super.equals(o);
  }

  @Override
  public int hashCode() {

  }

  private int getCount(int index) {
    return (int) (cumulativeCounts[offset + index + 1] - cumulativeCounts[offset + index]);
  }

  @Override
  Entry<E> getEntry(int index) {
    return Multisets.immutableEntry(elementSet.asList().get(index), getCount(index));
  }

  @Override
  public @Nullable Entry<E> firstEntry() {
    return isEmpty() ? null : getEntry(0);
  }

  @Override

    public synchronized int read() throws IOException {
        if (read(tmp, 0, 1) < 0) {
            return -1;
        }
        return tmp[0] & 0xFF;
    }

    @Override
    public synchronized int read(final byte[] b) throws IOException {
        return read(b, 0, b.length);
    }

    /* This method will not return until len bytes have been read
     * or the stream has been closed.
     */

    @Override