Package io.netty.buffer

Examples of io.netty.buffer.ByteBuf.capacity()

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        }

        ByteBuf data = config.getAllocator().heapBuffer(allocHandle.guess());
        boolean free = true;
        try {
            tmpPacket.setData(data.array(), data.arrayOffset(), data.capacity());
            socket.receive(tmpPacket);

            InetSocketAddress remoteAddr = (InetSocketAddress) tmpPacket.getSocketAddress();

            int readBytes = tmpPacket.getLength();
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                        int writerIndex = data.writerIndex();
                        DatagramSocketAddress remoteAddress;
                        if (data.hasMemoryAddress()) {
                            // has a memory address so use optimized call
                            remoteAddress = Native.recvFromAddress(
                                    fd, data.memoryAddress(), writerIndex, data.capacity());
                        } else {
                            ByteBuffer nioData = data.internalNioBuffer(writerIndex, data.writableBytes());
                            remoteAddress = Native.recvFrom(
                                    fd, nioData, nioData.position(), nioData.limit());
                        }
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      RawConverter.writeUnsignedByteArray(newIpBytes, buffer);

      // buffer.clear();

      // The output should be 24 bytes, so copy the complete buffer, including the remaining bytes
      byte[] resultingBytes = new byte[buffer.capacity()];
      buffer.readBytes(resultingBytes, 0, buffer.readableBytes());

      short[] newResultingBytes = new short[resultingBytes.length];
      for (int i = 0; i < resultingBytes.length; i++) {
        newResultingBytes[i] = (short) (resultingBytes[i] & 0xFF);
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    private final UdtMessage message;

    public MsgEchoClientHandler() {
        super(false);
        final ByteBuf byteBuf = Unpooled.buffer(MsgEchoClient.SIZE);
        for (int i = 0; i < byteBuf.capacity(); i++) {
            byteBuf.writeByte((byte) i);
        }
        message = new UdtMessage(byteBuf);
    }
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    private final UdtMessage message;

    public MsgEchoPeerHandler(final int messageSize) {
        super(false);
        final ByteBuf byteBuf = Unpooled.buffer(messageSize);
        for (int i = 0; i < byteBuf.capacity(); i++) {
            byteBuf.writeByte((byte) i);
        }
        message = new UdtMessage(byteBuf);
    }
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                    buffer = ((HttpData) currentData).getChunk(sizeleft);
                } catch (IOException e) {
                    throw new ErrorDataEncoderException(e);
                }
            }
            if (buffer.capacity() == 0) {
                // end for current InterfaceHttpData, need more data
                currentData = null;
                return null;
            }
        }
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            ByteBuf frame = (ByteBuf) super.decode(ctx, in);
            if (frame == null) {
                return null;
            }

            byte[] tmpBuf = new byte[frame.capacity()];
            frame.getBytes(0, tmpBuf);
            frame.release();

            return RemotingCommand.decode(tmpBuf);
        }
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            ByteBuf frame = (ByteBuf) super.decode(ctx, in);
            if (frame == null) {
                return null;
            }

            byte[] tmpBuf = new byte[frame.capacity()];
            frame.getBytes(0, tmpBuf);
            frame.release();

            return RemotingCommand.decode(tmpBuf);
        }
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    private static Object readOutboundDiscardEmpty(final EmbeddedChannel ch) {
        final Object obj = ch.readOutbound();
        if (obj instanceof ByteBuf) {
            final ByteBuf buf = (ByteBuf) obj;
            if (buf.capacity() == 0) {
                return ch.readOutbound();
            }
        }
        return obj;
    }
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    private Object readOutboundDiscardEmpty(final EmbeddedChannel ch) {
        final Object obj = ch.readOutbound();
        if (obj instanceof ByteBuf) {
            final ByteBuf buf = (ByteBuf) obj;
            if (buf.capacity() == 0) {
                ReferenceCountUtil.release(buf);
                return ch.readOutbound();
            }
        }
        return obj;
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