Examples with SocketChannel io.netty.channel.socket.SocketChannel used on opensource projects

Example 51 with SocketChannel

use of io.netty.channel.socket.SocketChannel in project baseio by generallycloud.

the class NettyClientThread method main.

public static void main(String[] args) throws Exception {
    EventLoopGroup group = new NioEventLoopGroup();
    try {
        Bootstrap b = new Bootstrap();
        b.group(group);
        b.channel(NioSocketChannel.class).option(ChannelOption.TCP_NODELAY, true);
        b.handler(new ChannelInitializer<SocketChannel>() {

            @Override
            protected void initChannel(SocketChannel ch) throws Exception {
                ChannelPipeline pipeline = ch.pipeline();
                pipeline.addLast("frameDecoder", new LengthFieldBasedFrameDecoder(Integer.MAX_VALUE, 0, 4, 0, 4));
                pipeline.addLast("frameEncoder", new LengthFieldPrepender(4));
                pipeline.addLast("decoder", new StringDecoder(CharsetUtil.UTF_8));
                pipeline.addLast("encoder", new StringEncoder(CharsetUtil.UTF_8));
                pipeline.addLast("handler", new HelloClient());
            }
        });
        System.out.println("################## Test start ####################");
        ChannelFuture f = b.connect("127.0.0.1", 5656).sync();
        System.out.println(f.isSuccess());
        Channel channel = f.channel();
        System.out.println("channel is active :" + channel.isActive() + ",channel:" + channel);
        int len = 1024 * 64;
        StringBuilder s = new StringBuilder(len);
        for (int i = 0; i < len; i++) {
            s.append(len % 10);
        }
        final String msg = s.toString();
        ThreadUtil.execute(new Runnable() {

            @Override
            public void run() {
                int i = 0;
                for (; ; ) {
                    // String s = "hello Service! ---> :" + i;
                    ChannelFuture f = channel.writeAndFlush(msg);
                    ThreadUtil.sleep(1);
                    System.out.println(f.isDone() + "--------" + i);
                    i++;
                }
            }
        });
        ThreadUtil.sleep(Integer.MAX_VALUE);
        f.channel().closeFuture().sync();
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        group.shutdownGracefully();
    }
}

Example 52 with SocketChannel

use of io.netty.channel.socket.SocketChannel in project baseio by generallycloud.

the class TestLoadEchoClient1 method prepare.

@Override
public void prepare() throws Exception {
    eventHandleAdaptor = new ChannelInboundHandlerAdapter() {

        @Override
        public void channelRead(ChannelHandlerContext ctx, Object msg) {
            // System.out.println("_________________"+msg);
            // ctx.write(msg);
            addCount(1);
        }
    };
    Bootstrap b = new Bootstrap();
    b.group(group);
    b.channel(NioSocketChannel.class).option(ChannelOption.TCP_NODELAY, false);
    b.handler(new ChannelInitializer<SocketChannel>() {

        @Override
        protected void initChannel(SocketChannel ch) throws Exception {
            ChannelPipeline pipeline = ch.pipeline();
            pipeline.addLast("frameDecoder", new LengthFieldBasedFrameDecoder(Integer.MAX_VALUE, 0, 4, 0, 4));
            pipeline.addLast("frameEncoder", new LengthFieldPrepender(4));
            pipeline.addLast("decoder", new StringDecoder(CharsetUtil.UTF_8));
            pipeline.addLast("encoder", new StringEncoder(CharsetUtil.UTF_8));
            pipeline.addLast("handler", eventHandleAdaptor);
        }
    });
    f = b.connect("localhost", 5656).sync();
}

Example 53 with SocketChannel

use of io.netty.channel.socket.SocketChannel in project BRFS by zhangnianli.

the class NettyMessageServer method bind.

public void bind(int port) throws Exception {
    // 配置服务端的NIO线程组
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class).option(ChannelOption.SO_BACKLOG, 100).handler(new LoggingHandler(LogLevel.INFO)).childHandler(new ChannelInitializer<SocketChannel>() {

            @Override
            public void initChannel(SocketChannel ch) {
                ch.pipeline().addLast("http-decoder", new HttpRequestDecoder());
                ch.pipeline().addLast("http-servercodec", new HttpServerCodec());
                // 定义缓冲数据量
                ch.pipeline().addLast("http-aggegator", new HttpObjectAggregator(1024 * 1024 * 64));
                // ch.pipeline().addLast(new ProtobufVarint32FrameDecoder());
                // ch.pipeline().addLast(
                // new ProtobufDecoder(NettyMessageProto.NettyMessageReqRes.getDefaultInstance()));
                // ch.pipeline().addLast(new ProtobufVarint32LengthFieldPrepender());
                // ch.pipeline().addLast(new ProtobufEncoder());
                // ch.pipeline().addLast("http-chunked",new ChunkedWriteHandler());
                ch.pipeline().addLast(new NettyMessageServerHandler());
                ch.pipeline().addLast("http-responseencoder", new HttpResponseEncoder());
            }
        });
        // 绑定端口，同步等待成功
        ChannelFuture f = b.bind(port).sync();
        System.out.println("init start");
        // 等待服务端监听端口关闭
        f.channel().closeFuture().sync();
    } finally {
        // 优雅退出，释放线程池资源
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

Example 54 with SocketChannel

use of io.netty.channel.socket.SocketChannel in project carbondata by apache.

the class NonSecureDictionaryClient method startClient.

/**
 * start dictionary client
 *
 * @param address
 * @param port
 */
@Override
public void startClient(String secretKey, String address, int port, boolean encryptSecureServer) {
    LOGGER.audit("Starting client on " + address + " " + port);
    long start = System.currentTimeMillis();
    // Create an Event with 1 thread.
    workerGroup = new NioEventLoopGroup(1);
    Bootstrap clientBootstrap = new Bootstrap();
    clientBootstrap.group(workerGroup).channel(NioSocketChannel.class).handler(new ChannelInitializer<SocketChannel>() {

        @Override
        public void initChannel(SocketChannel ch) throws Exception {
            ChannelPipeline pipeline = ch.pipeline();
            // Based on length provided at header, it collects all packets
            pipeline.addLast("LengthDecoder", new LengthFieldBasedFrameDecoder(1048576, 0, 2, 0, 2));
            pipeline.addLast("NonSecureDictionaryClientHandler", nonSecureDictionaryClientHandler);
        }
    });
    clientBootstrap.connect(new InetSocketAddress(address, port));
    LOGGER.info("Dictionary client Started, Total time spent : " + (System.currentTimeMillis() - start));
}

Example 55 with SocketChannel

use of io.netty.channel.socket.SocketChannel in project java by wavefrontHQ.

the class PushAgent method startOpenTsdbListener.

protected void startOpenTsdbListener(final String strPort) {
    if (prefix != null && !prefix.isEmpty()) {
        preprocessors.forPort(strPort).forReportPoint().addTransformer(new ReportPointAddPrefixTransformer(prefix));
    }
    preprocessors.forPort(strPort).forReportPoint().addFilter(new ReportPointTimestampInRangeFilter(dataBackfillCutoffHours, dataPrefillCutoffHours));
    final int port = Integer.parseInt(strPort);
    final PostPushDataTimedTask[] flushTasks = getFlushTasks(strPort);
    ChannelInitializer initializer = new ChannelInitializer<SocketChannel>() {

        @Override
        public void initChannel(SocketChannel ch) throws Exception {
            final ChannelHandler handler = new OpenTSDBPortUnificationHandler(new OpenTSDBDecoder("unknown", customSourceTags), new PointHandlerImpl(strPort, pushValidationLevel, pushBlockedSamples, flushTasks), preprocessors.forPort(strPort));
            ChannelPipeline pipeline = ch.pipeline();
            pipeline.addLast(new PlainTextOrHttpFrameDecoder(handler));
        }
    };
    startAsManagedThread(new TcpIngester(initializer, port).withChildChannelOptions(childChannelOptions), "listener-plaintext-opentsdb-" + port);
}