Examples of io.netty.channel.socket.DatagramPacket

io.netty.channel.socket.DatagramPacket
The message container that is used for {@link DatagramChannel} to communicate with the remote peer.

    @Override
    public void messageReceived(
            ChannelHandlerContext ctx, DatagramPacket msg)
            throws Exception {
        if ("QOTM?".equals(msg.data().toString(CharsetUtil.UTF_8))) {
            ctx.write(new DatagramPacket(
                    Unpooled.copiedBuffer("QOTM: " + nextQuote(), CharsetUtil.UTF_8),
                    msg.remoteAddress()));
        }
    }

View Full Code Here

             .handler(new QuoteOfTheMomentClientHandler());


            Channel ch = b.bind(0).sync().channel();


            // Broadcast the QOTM request to port 8080.
            ch.write(new DatagramPacket(
                    Unpooled.copiedBuffer("QOTM?", CharsetUtil.UTF_8),
                    new InetSocketAddress("255.255.255.255", port)));


            // QuoteOfTheMomentClientHandler will close the DatagramChannel when a
            // response is received.  If the channel is not closed within 5 seconds,

View Full Code Here

            InetSocketAddress remoteAddr = (InetSocketAddress) tmpPacket.getSocketAddress();
            if (remoteAddr == null) {
                remoteAddr = remoteAddress();
            }


            DatagramPacket packet = new DatagramPacket(buffer.writerIndex(tmpPacket.getLength()), remoteAddr);
            buf.add(packet);
            free = false;
            return 1;
        } catch (SocketTimeoutException e) {
            // Expected

View Full Code Here

        }
    }


    @Override
    protected void doWriteMessages(MessageBuf<Object> buf) throws Exception {
        DatagramPacket p = (DatagramPacket) buf.poll();


        try {
            ByteBuf data = p.data();
            int length = data.readableBytes();
            InetSocketAddress remote = p.remoteAddress();
            if (remote != null) {
                tmpPacket.setSocketAddress(remote);
            }
            if (data.hasArray()) {
                tmpPacket.setData(data.array(), data.arrayOffset() + data.readerIndex(), length);
            } else {
                byte[] tmp = new byte[length];
                data.getBytes(data.readerIndex(), tmp);
                tmpPacket.setData(tmp);
            }
            socket.send(tmpPacket);
        } finally {
            p.release();
        }
    }

View Full Code Here

                        InetSocketAddress sender = received.sender();
                        System.out.println("Received datagram. Sender: " + sender + ", data: "
                                + received.content().toString(Charset.defaultCharset()));
                        ByteBuf data = newConnection.getChannel().alloc().buffer(WELCOME_MSG_BYTES.length);
                        data.writeBytes(WELCOME_MSG_BYTES);
                        return newConnection.writeAndFlush(new DatagramPacket(data, sender));
                    }
                });
            }
        });
        System.out.println("UDP hello server started...");

View Full Code Here

            TimerTask task = new TimerTask() {
                @Override
                public void run() {
                    try {
                        ch.writeAndFlush(
                            new DatagramPacket(Unpooled.copiedBuffer(UDPMetricSerialization.toBytes(nextMetrics(locator, rand.nextInt(20) + 1))), addr)
                        ).sync();
                    } catch (Exception ex) {
                        ex.printStackTrace(System.err);
                    }
                }

View Full Code Here


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


            int readBytes = tmpPacket.getLength();
            allocHandle.record(readBytes);
            buf.add(new DatagramPacket(data.writerIndex(readBytes), localAddress(), remoteAddr));
            free = false;
            return 1;
        } catch (SocketTimeoutException e) {
            // Expected
            return 0;

View Full Code Here

                        int readBytes = remoteAddress.receivedAmount;
                        data.writerIndex(data.writerIndex() + readBytes);
                        allocHandle.record(readBytes);
                        readPending = false;
                        pipeline.fireChannelRead(
                                new DatagramPacket(data, (InetSocketAddress) localAddress(), remoteAddress));
                        data = null;
                    } catch (Throwable t) {
                        // keep on reading as we use epoll ET and need to consume everything from the socket
                        pipeline.fireChannelReadComplete();
                        pipeline.fireExceptionCaught(t);

View Full Code Here


            int readBytes = nioData.position() - pos;
            data.writerIndex(data.writerIndex() + readBytes);
            allocHandle.record(readBytes);


            buf.add(new DatagramPacket(data, localAddress(), remoteAddress));
            free = false;
            return 1;
        } catch (Throwable cause) {
            PlatformDependent.throwException(cause);
            return -1;

View Full Code Here

    }


    @Override
    protected Object filterOutboundMessage(Object msg) {
        if (msg instanceof DatagramPacket) {
            DatagramPacket p = (DatagramPacket) msg;
            ByteBuf content = p.content();
            if (isSingleDirectBuffer(content)) {
                return p;
            }
            return new DatagramPacket(newDirectBuffer(p, content), p.recipient());
        }


        if (msg instanceof ByteBuf) {
            ByteBuf buf = (ByteBuf) msg;
            if (isSingleDirectBuffer(buf)) {

View Full Code Here

0 1 2 3

TOP

Related Classes of io.netty.channel.socket.DatagramPacket

com.manning.nettyinaction.chapter13.LogEventEncoder

com.rackspacecloud.blueflood.service.udp.Broadcaster

io.netty.channel.epoll.EpollDatagramChannel

io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe

io.netty.channel.socket.nio.NioDatagramChannel

io.netty.channel.socket.oio.OioDatagramChannel

io.netty.example.qotm.QuoteOfTheMomentClient

io.netty.example.qotm.QuoteOfTheMomentServerHandler

io.netty.handler.codec.dns.DnsQueryEncoder

io.netty.handler.codec.dns.DnsQueryTest

All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.