Example usage for io.netty.buffer ByteBuf readByte

List of usage examples for io.netty.buffer ByteBuf readByte

  1. HOME
  2. Java
  3. io.netty
  4. io.netty.buffer.*
  5. ByteBuf
  6. readByte

Introduction

In this page you can find the example usage for io.netty.buffer ByteBuf readByte.

Prototype

public abstract byte readByte();

Source Link

Document

Gets a byte at the current readerIndex and increases the readerIndex by 1 in this buffer.

Usage

From source file:com.whizzosoftware.wzwave.frame.RequestNodeInfo.java

License:Open Source License

public RequestNodeInfo(ByteBuf buffer) {
    super(buffer);
    retVal = buffer.readByte();
}

From source file:com.whizzosoftware.wzwave.frame.SendData.java

License:Open Source License

public SendData(ByteBuf buffer) {
    super(buffer);
    if (dataFrameLength == 4) {
        this.retVal = buffer.readByte();
    } else if (dataFrameLength == 5) {
        this.callbackId = buffer.readByte();
        this.tx = buffer.readByte();
    } else if (dataFrameLength > 5) {
        this.nodeId = buffer.readByte();
        byte dataLength = buffer.readByte();
        this.sendData = buffer.readBytes(dataLength).array();
        this.tx = buffer.readByte();
        this.callbackId = buffer.readByte();
    }//from w  ww  .  j  av a 2  s  .co m
}

From source file:com.whizzosoftware.wzwave.frame.SetDefault.java

License:Open Source License

public SetDefault(ByteBuf buffer) {
    super(buffer);
    buffer.readByte(); // funcId
}

From source file:com.whizzosoftware.wzwave.frame.Version.java

License:Open Source License

public Version(ByteBuf buffer) {
    super(buffer);
    libraryVersion = new String(buffer.readBytes(12).array()).trim();
    libraryType = buffer.readByte();
}

From source file:com.whizzosoftware.wzwave.node.NodeInfo.java

License:Open Source License

public NodeInfo(byte nodeId, ByteBuf buffer, int nodeInfoLength) {
    this.nodeId = nodeId;
    buffer.readByte();
    basicDeviceClass = buffer.readByte();
    genericDeviceClass = buffer.readByte();
    specificDeviceClass = buffer.readByte();
    commandClasses = buffer.readBytes(nodeInfoLength - 3).array();
}

From source file:com.witjit.game.server.communication.handler.ClientDispatchHandler.java

/**
 *
 * @param ctx//from w w w . j a v a2 s . c o  m
 * @param msg
 * @throws Exception
 */
@Override
public void channelRead(ChannelHandlerContext ctx, Object msg) throws Exception {
    if (!(msg instanceof ByteBuf)) {
        //TODO: handle error message.
        return;
    }

    ByteBuf mb = (ByteBuf) msg;

    byte target = mb.readByte();
    short id = mb.readShort();
    mb.discardReadBytes();

    ClientChannelData channelData = ChannelData.get(ctx.channel());
    ClientSessionPoint sessionPoint = channelData.getBindSessionPoint();
    sessionPoint.transit(target, MessageID.make(id), msg);
}

From source file:com.xiovr.unibot.bot.network.impl.ConnectionDecoderImpl.java

License:Open Source License

@Override
protected void decode(ChannelHandlerContext ctx, ByteBuf in, List<Object> out) throws Exception {
    // System.out.println("Run decoder bytes="+ in.readableBytes());

    for (;;) {/*  ww  w  .j a v a2s  .c o  m*/
        if (in.readableBytes() < 2)
            return;

        // System.out.println("Decoder size=" + in.readableBytes());
        in.markReaderIndex();

        // int dataLen = in.readUnsignedShort() - 2;
        byte b1 = in.readByte();
        byte b2 = in.readByte();
        int dataLen = (b1 & 0xFF) | ((b2 << 8) & 0xFF00);

        // System.out.println("packet len =" + dataLen);

        // System.out.println("readable bytes =" + in.readableBytes());
        if (in.readableBytes() < dataLen - 2) {
            in.resetReaderIndex();
            return;
        }
        Packet pck = PacketPool.obtain();
        pck.clear();

        byte[] pckArr = pck.getBuf().array();
        // byte[] inArr = in.array();
        in.readBytes(pckArr, 2, dataLen - 2);
        pck.putHeader(dataLen);
        pck.setPosition(dataLen);
        // int rIndex = in.readerIndex();
        // System.arraycopy(inArr, rIndex-2, pckArr, 0, dataLen+2);
        // in.readerIndex(rIndex+dataLen);
        out.add(pck);
        // System.out.println("DECODER END");
    }
}

From source file:com.xx_dev.apn.proxy.utils.ByteBufLogUtil.java

License:Apache License

public static String toLogString(ByteBuf byteBuf) {
    StringBuilder sb = new StringBuilder();
    byteBuf.readerIndex(0);//from  ww  w  .j a  v a  2s .  c  o  m
    while (byteBuf.isReadable()) {
        sb.append(String.valueOf((int) byteBuf.readByte())).append(",");
    }

    byteBuf.readerIndex(0);
    return sb.toString();
}

From source file:com.yea.remote.netty.codec.NettyMessageDecoder.java

License:Apache License

@Override
public Object decode(ChannelHandlerContext ctx, ByteBuf in) throws Exception {
    ByteBuf frame = (ByteBuf) super.decode(ctx, in);
    if (frame == null) {
        return null;
    }//from  www. j  a v  a  2s . c  o m
    ISerializer serializer = serializePool.borrow();
    try {
        Message message = new Message();
        byte[] sessionID = new byte[16];
        Header header = new Header();
        header.setCrcCode(frame.readInt());
        header.setLength(frame.readInt());
        frame.readBytes(sessionID);
        header.setSessionID(sessionID);
        header.setType(frame.readByte());
        header.setPriority(frame.readByte());
        header.setResult(frame.readByte());
        RemoteConstants.CompressionAlgorithm compressionAlgorithm = RemoteConstants.CompressionAlgorithm
                .valueOf(frame.readByte());
        if (compressionAlgorithm != null && compressionAlgorithm.code() > 0) {
            //
            serializer.setCompress(new Compress().setCompressionAlgorithm(compressionAlgorithm.algorithm()));
        }
        long basedate = frame.readLong();

        int attachmentSize = frame.readByte();
        if (attachmentSize > 0) {
            attachmentSize = frame.readByte();//?Date?String?
            if (attachmentSize > 0) {
                byte[] keyArray = null;
                byte[] valueArray = null;
                for (int i = 0; i < attachmentSize; i++) {
                    keyArray = new byte[frame.readShort()];
                    frame.readBytes(keyArray);
                    valueArray = new byte[frame.readShort()];
                    frame.readBytes(valueArray);

                    header.addAttachment(new String(keyArray, "ISO-8859-1"),
                            serializer.deserialize(valueArray));
                }
            }
            attachmentSize = frame.readByte();//Date?
            if (attachmentSize > 0) {
                byte[] keyArray = null;
                byte length = 0;
                for (int i = 0; i < attachmentSize; i++) {
                    keyArray = new byte[frame.readShort()];
                    frame.readBytes(keyArray);
                    length = frame.readByte();
                    if (length == 1) {
                        header.addAttachment(new String(keyArray, "ISO-8859-1"),
                                new Date(basedate - frame.readByte()));
                    } else if (length == 2) {
                        header.addAttachment(new String(keyArray, "ISO-8859-1"),
                                new Date(basedate - frame.readShort()));
                    } else if (length == 4) {
                        header.addAttachment(new String(keyArray, "ISO-8859-1"),
                                new Date(basedate - frame.readInt()));
                    } else {
                        header.addAttachment(new String(keyArray, "ISO-8859-1"),
                                new Date(basedate - frame.readLong()));
                    }
                }
            }
            attachmentSize = frame.readByte();//String?
            if (attachmentSize > 0) {
                byte[] keyArray = null;
                byte[] valueArray = null;
                for (int i = 0; i < attachmentSize; i++) {
                    keyArray = new byte[frame.readShort()];
                    frame.readBytes(keyArray);
                    valueArray = new byte[frame.readShort()];
                    frame.readBytes(valueArray);

                    header.addAttachment(new String(keyArray, "ISO-8859-1"),
                            new String(valueArray, "ISO-8859-1"));
                }
            }
        }
        header.addAttachment(NettyConstants.MessageHeaderAttachment.SEND_DATE.value(), new Date(basedate));
        header.addAttachment(NettyConstants.MessageHeaderAttachment.RECIEVE_DATE.value(), new Date());
        message.setHeader(header);

        if (frame.readableBytes() > 4) {
            int length = frame.readInt();//Body
            byte[] objArray = new byte[length];
            frame.readBytes(objArray);
            try {
                Object body = serializer.deserialize(objArray);
                message.setBody(body);
            } catch (Exception ex) {
                if (RemoteConstants.MessageType.SERVICE_RESP.value() == message.getHeader().getType()) {
                    message.getHeader().setType(RemoteConstants.MessageType.SUSPEND_RESP.value());
                    message.getHeader().setResult(RemoteConstants.MessageResult.FAILURE.value());
                    message.setBody(ex);
                } else if (RemoteConstants.MessageType.SERVICE_REQ.value() == message.getHeader().getType()) {
                    message.getHeader().setType(RemoteConstants.MessageType.SUSPEND_REQ.value());
                    message.getHeader().setResult(RemoteConstants.MessageResult.FAILURE.value());
                    message.setBody(ex);
                } else {
                    throw ex;
                }
            }
        }

        return message;
    } finally {
        serializePool.restore(serializer);
        frame.release();
    }
}

From source file:com.zz.learning.netty5.chap12.codec.NettyMessageDecoder.java

License:Apache License

@Override
protected Object decode(ChannelHandlerContext ctx, ByteBuf in) throws Exception {
    ByteBuf frame = (ByteBuf) super.decode(ctx, in);
    if (frame == null) {
        return null;
    }/*from  www.  ja  v  a2  s . c  o m*/

    NettyMessage message = new NettyMessage();
    Header header = new Header();
    header.setCrcCode(frame.readInt());
    header.setLength(frame.readInt());
    header.setSessionID(frame.readLong());
    header.setType(frame.readByte());
    header.setPriority(frame.readByte());

    int size = frame.readInt(); // attachment
    if (size > 0) {
        Map<String, Object> attch = new HashMap<String, Object>(size);
        int keySize = 0;
        byte[] keyArray = null;
        String key = null;
        for (int i = 0; i < size; i++) {
            keySize = frame.readInt(); // key
            keyArray = new byte[keySize];
            frame.readBytes(keyArray);
            key = new String(keyArray, "UTF-8");
            attch.put(key, marshallingDecoder.decode(frame));
        }
        keyArray = null;
        key = null;
        header.setAttachment(attch);
    }
    if (frame.readableBytes() > 4) {
        //?4??0
        message.setBody(marshallingDecoder.decode(frame));
    }
    message.setHeader(header);
    return message;
}