@Override
        public String getType() {
            return delegate.getType();
        }

        @Override
        public String findTool(String toolName) {
            return delegate.findTool(toolName);
        }

        @Override
        public org.apache.maven.api.toolchain.ToolchainModel getModel() {

    @Override
    public String getProjectName() {
        return null;
    }

    @Override
    public String getProjectPrefix() {
        return null;
    }

    @Override
    public String getGenerationGapBasePrefix() {
        return null;
    }

    @Override
    public DBDef getCurrentDBDef() {
        return null;
    }

    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() {

        handshakeComplete = true;
    }

    @Override
    public URL getURL() {
        return connection.getURL();
    }

    @Override
    public int getContentLength() {
        try {
            handshake();
        } catch (final IOException ex) {}
        return connection.getContentLength();
    }

    @Override
    public String getContentType() {
        try {

    @Override
    public void projectDiscoveryStarted(ExecutionEvent event) {
        // default does nothing
    }

    @Override
    public void sessionStarted(ExecutionEvent event) {
        // default does nothing
    }

    @Override
    public void sessionEnded(ExecutionEvent event) {
        // default does nothing
    }

    @Override

        this.delegate = delegate;
    }

    @Override
    public void artifactDeployed(RepositoryEvent event) {
        dispatcher.onEvent(event);
        delegate.artifactDeployed(event);
    }

    @Override
    public void artifactDeploying(RepositoryEvent event) {
        dispatcher.onEvent(event);
        delegate.artifactDeploying(event);
    }

    @Override

 */
abstract class AbstractHasher implements Hasher {
  @Override
  @CanIgnoreReturnValue
  public final Hasher putBoolean(boolean b) {
    return putByte(b ? (byte) 1 : (byte) 0);
  }

  @Override
  @CanIgnoreReturnValue
  public final Hasher putDouble(double d) {
    return putLong(Double.doubleToRawLongBits(d));
  }

  @Override
  @CanIgnoreReturnValue
  public final Hasher putFloat(float f) {

  }

  @Override
  public Spliterator<E> spliterator() {
    return Spliterators.spliterator(elements, SPLITERATOR_CHARACTERISTICS);
  }

  @Override
  Object[] internalArray() {
    return elements;
  }

  @Override
  int internalArrayStart() {
    return 0;
  }

  @Override
  int internalArrayEnd() {
    return elements.length;
  }

  @Override

         * @see jcifs.smb.FileEntry#getFileIndex()
         */
        @Override
        public int getFileIndex() {
            return 0;
        }

        @Override
        public long createTime() {
            return 0L;
        }

        @Override
        public long lastModified() {
            return 0L;
        }

        @Override
        public long lastAccess() {
            return 0L;
        }

    /**
     * @see org.apache.maven.plugin.logging.Log#debug(java.lang.CharSequence)
     */
    @Override
    public void debug(CharSequence content) {
        print("debug", content);
    }

    /**
     * @see org.apache.maven.plugin.logging.Log#debug(java.lang.CharSequence, java.lang.Throwable)
     */
    @Override
    public void debug(CharSequence content, Throwable error) {
        print("debug", content, error);
    }