Examples of org.jboss.netty.buffer.ChannelBuffer.readableBytes()

Class org.jboss.netty.buffer.ChannelBuffer

Examples of org.jboss.netty.buffer.ChannelBuffer.readableBytes()

org.jboss.netty.buffer.ChannelBuffer.readableBytes()
Returns the number of readable bytes which is equal to {@code (this.writerIndex - this.readerIndex)}.

                            State state = (State) getAttribute(ctx, STATE_ATTRIBUTE);
                            int length = 0;
                            if (getAttributesMap(ctx).containsKey(LENGTH_ATTRIBUTE)) {
                                length = (Integer) getAttribute(ctx, LENGTH_ATTRIBUTE);
                            }
                            while (buffer.readableBytes() > 0) {
                                switch (state) {
                                case WAIT_FOR_FIRST_BYTE_LENGTH:
                                    length = (buffer.readByte() & 255) << 24;
                                    state = State.WAIT_FOR_SECOND_BYTE_LENGTH;
                                    break;

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                                    state = State.WAIT_FOR_FOURTH_BYTE_LENGTH;
                                    break;
                                case WAIT_FOR_FOURTH_BYTE_LENGTH:
                                    length += (buffer.readByte() & 255);
                                    state = State.READING;
                                    if ((length == 0) && (buffer.readableBytes() == 0)) {
                                        ctx.getChannel().write(ACK.slice());
                                        state = State.WAIT_FOR_FIRST_BYTE_LENGTH;
                                    }
                                    break;
                                case READING:

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                                        ctx.getChannel().write(ACK.slice());
                                        state = State.WAIT_FOR_FIRST_BYTE_LENGTH;
                                    }
                                    break;
                                case READING:
                                    int remaining = buffer.readableBytes();
                                    if (length > remaining) {
                                        length -= remaining;
                                        buffer.skipBytes(remaining);
                                    } else {
                                        buffer.skipBytes(length);

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                    @Override
                    public void messageReceived(ChannelHandlerContext ctx, MessageEvent e) throws Exception {
                        if (e.getMessage() instanceof ChannelBuffer) {
                            ChannelBuffer buffer = (ChannelBuffer) e.getMessage();
                            for (int i = 0; i < buffer.readableBytes(); ++i) {
                                counter.countDown();
                                if (counter.getCount() > 0) {
                                    sendMessage(ctx, data);
                                } else {
                                    ctx.getChannel().close();

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            ctx.getChannel().write(frame).addListener(ChannelFutureListener.CLOSE);
        } else if (frame instanceof PingWebSocketFrame) {
            ctx.getChannel().write(new PongWebSocketFrame(frame.getBinaryData()));
        } else if (frame instanceof BinaryWebSocketFrame) {
            ChannelBuffer binaryData = frame.getBinaryData();
            webSocketProcessor.invokeWebSocketProtocol((WebSocket) ctx.getAttachment(), binaryData.array(), binaryData.arrayOffset(), binaryData.readableBytes());
        } else if (frame instanceof TextWebSocketFrame) {
            webSocketProcessor.invokeWebSocketProtocol((WebSocket) ctx.getAttachment(), ((TextWebSocketFrame) frame).getText());
        } else if (frame instanceof PongWebSocketFrame) {
            if (config.enablePong()) {
                ctx.getChannel().write(new PingWebSocketFrame(frame.getBinaryData()));

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    @Override
    public void close(final AtmosphereResponse response) throws IOException {
        if (!channel.isOpen() || doneProcessing.get()) return;


        ChannelBuffer writeBuffer = writeHeaders(response);
        if (writeBuffer.readableBytes() > 0 && response != null) {
            final AtomicReference<ChannelBuffer> recycle = new AtomicReference<ChannelBuffer>(writeBuffer);
            try {
                lock.writeLock().lock();
                channel.write(writeBuffer).addListener(new ChannelFutureListener() {
                    @Override

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      if (e.getMessage() instanceof ChannelBuffer)
      {
        ChannelBuffer bufferMessage = (ChannelBuffer)e.getMessage();
        if (null == _connStatsCollector)
        {
          _statsCollector.addInboundResponseSize(bufferMessage.readableBytes());
        }
        else
        {
          _connStatsCollector.addInboundResponseSize(bufferMessage.readableBytes());

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        {
          _statsCollector.addInboundResponseSize(bufferMessage.readableBytes());
        }
        else
        {
          _connStatsCollector.addInboundResponseSize(bufferMessage.readableBytes());


          if (_unmergedEventsNum >= MAX_UNMERGED_EVENTS_NUM)
          {
            mergeConnStats();
          }

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  @Override
  public void messageReceived(ChannelHandlerContext ctx, MessageEvent e) throws Exception
  {
    _response = (HttpResponse) e.getMessage();
    ChannelBuffer content = _response.getContent();
    _receivedBytes = new byte[content.readableBytes()];
    content.getBytes(0, _receivedBytes);
    _lock.lock();
    try
    {
      _hasResponse = true;

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          // Merge the received chunk into the content of the current message.
          HttpChunk chunk = (HttpChunk) msg;
          ChannelBuffer content = currentMessage.getContent();


          if (content.readableBytes() > maxContentLength - chunk.getContent().readableBytes()) {
              throw new TooLongFrameException(
                      "HTTP content length exceeded " + maxContentLength +
                      " bytes.");
          }

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