Example usage for io.netty.channel.socket DatagramPacket content

List of usage examples for io.netty.channel.socket DatagramPacket content

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Introduction

In this page you can find the example usage for io.netty.channel.socket DatagramPacket content.

Prototype

ByteBuf content();

Source Link

Document

Return the data which is held by this ByteBufHolder .

Usage

From source file:com.andrewkroh.cicso.rtp.RtpPacketHandler.java

License:Apache License

@Override
protected void channelRead0(ChannelHandlerContext ctx, DatagramPacket msg) throws Exception {
    if (msg.content().readableBytes() > RtpPacket.FIXED_HEADER_SIZE) {
        byte[] bufferCopy = new byte[msg.content().readableBytes()];
        msg.content().readBytes(bufferCopy);
        RtpPacket packet = new RtpPacket(bufferCopy);

        listener.packetReceived(msg.sender(), msg.recipient(), packet);
    }/*from   w ww.  j  ava  2s.c o m*/
}

From source file:com.changxx.phei.netty.protocol.udp.ChineseProverbClientHandler.java

License:Apache License

@Override
public void messageReceived(ChannelHandlerContext ctx, DatagramPacket msg) throws Exception {
    String response = msg.content().toString(CharsetUtil.UTF_8);
    if (response.startsWith(": ")) {
        System.out.println(response);
        ctx.close();/*from  ww  w  .ja v  a  2 s  .  com*/
    }
}

From source file:com.changxx.phei.netty.protocol.udp.ChineseProverbServerHandler.java

License:Apache License

@Override
public void messageReceived(ChannelHandlerContext ctx, DatagramPacket packet) throws Exception {
    String req = packet.content().toString(CharsetUtil.UTF_8);
    System.out.println(req);/* w w w .j  a  v a2 s. c  o m*/
    if ("?".equals(req)) {
        ctx.writeAndFlush(new DatagramPacket(
                Unpooled.copiedBuffer(": " + nextQuote(), CharsetUtil.UTF_8),
                packet.sender()));
    }
}

From source file:com.flysoloing.learning.network.netty.qotm.QuoteOfTheMomentClientHandler.java

License:Apache License

@Override
public void channelRead0(ChannelHandlerContext ctx, DatagramPacket msg) throws Exception {
    String response = msg.content().toString(CharsetUtil.UTF_8);
    if (response.startsWith("QOTM: ")) {
        System.out.println("Quote of the Moment: " + response.substring(6));
        ctx.close();//  w w  w  .  j  a  v a  2 s.c  om
    }
}

From source file:com.flysoloing.learning.network.netty.qotm.QuoteOfTheMomentServerHandler.java

License:Apache License

@Override
public void channelRead0(ChannelHandlerContext ctx, DatagramPacket packet) throws Exception {
    System.err.println(packet);/*from   ww w . j a  va2s . co  m*/
    if ("QOTM?".equals(packet.content().toString(CharsetUtil.UTF_8))) {
        ctx.write(new DatagramPacket(Unpooled.copiedBuffer("QOTM: " + nextQuote(), CharsetUtil.UTF_8),
                packet.sender()));
    }
}

From source file:com.github.mrstampy.kitchensync.netty.handler.AbstractKiSyNettyHandler.java

License:Open Source License

/**
 * Content./*  w  w  w  . j a va 2  s.c  o  m*/
 *
 * @param msg
 *          the msg
 * @return the string
 */
protected String content(DatagramPacket msg) {
    return msg.content().toString(CharsetUtil.UTF_8);
}

From source file:com.github.mrstampy.kitchensync.netty.handler.AbstractKiSyNettyHandler.java

License:Open Source License

/**
 * Bytes./*from  w ww .  j  av  a2s .c  om*/
 *
 * @param msg
 *          the msg
 * @return the byte[]
 */
protected byte[] bytes(DatagramPacket msg) {
    ByteBuf content = msg.content();

    int num = content.readableBytes();
    byte[] message = new byte[num];
    content.readBytes(message);

    return message;
}

From source file:com.goodgamenow.source.serverquery.MasterQueryHandler.java

License:Open Source License

/**
 * Decodes a master server response datagram packet into a list of
 * game server addresses./*ww w  . j  av a2  s . c  o m*/
 *
 * @param ctx channel handler context
 * @param msg master server response packet
 * @exception UnsupportedEncodingException
 */
@Override
protected void channelRead0(ChannelHandlerContext ctx, DatagramPacket msg) throws UnsupportedEncodingException {
    ByteBuf buf = msg.content();

    // sanity check
    int ADDR_WIDTH = 6;
    assert (buf.readableBytes() % ADDR_WIDTH) == 0 : "Master response byte count is not 6 byte aligned.";

    // decode response header
    String header = decodeIpAddress(buf);
    assert EXPECTED_HEADER_STRING.equals(header);

    while (buf.isReadable(ADDR_WIDTH)) {
        lastAddress = decodeIpAddress(buf);
        // A last address of 0.0.0.0:0 denotes the end of transmission.
        if (DEFAULT_IP.equals(lastAddress)) {
            ctx.flush();
            ctx.close();
            finishTime = System.currentTimeMillis();
            return;
        }

        if (parentContext != null) {
            InetSocketAddress address = createInetSocketAddress(lastAddress);
            ServerQuery template = query.template;
            ServerQuery squery = ServerQuery.createFromTemplate(address, template);
            parentContext.fireChannelRead(squery);
        } else {
            if (results == null) { // should never happen
                throw new IllegalStateException("Results container is null when there is no other "
                        + "ChannelHandlerContext to send results.");
            }
            // we are storing for bulk access later.
            results.add(lastAddress);
        }

    }

    assert buf.readableBytes() == 0;
    // ask for more results
    this.channelActive(ctx);
}

From source file:com.heliosapm.shorthand.caster.broadcast.BroadcastListenerRouter.java

License:Open Source License

@Override
protected void decode(ChannelHandlerContext ctx, DatagramPacket msg, List<Object> out) throws Exception {
    ByteBuf data = msg.content();
    byte msgType = data.readByte();
    BroadcastType bt = BroadcastType.ORD2ENUM.get((int) msgType);
    log("Processing Broadcast [%s]", bt.name());
    BroadcastExecutable exec = bt.unmarshallPacket(data.nioBuffer(), msg.sender());
    taskThreadPool.execute(exec);// w w  w.  j a va 2s .  c  om
}

From source file:com.heliosapm.streams.onramp.DatagramToBytesDecoder.java

License:Apache License

/**
 * {@inheritDoc}//from   w  w w.  j  av  a  2 s  .  c o m
 * @see io.netty.handler.codec.MessageToMessageDecoder#decode(io.netty.channel.ChannelHandlerContext, java.lang.Object, java.util.List)
 */
@Override
protected void decode(final ChannelHandlerContext ctx, final DatagramPacket msg, final List<Object> out)
        throws Exception {
    out.add(msg.content().retain());
}