Examples with StringDecoder org.apache.flink.shaded.netty4.io.netty.handler.codec.string.StringDecoder used on opensource projects

Example 36 with StringDecoder

use of org.apache.flink.shaded.netty4.io.netty.handler.codec.string.StringDecoder in project baseio by generallycloud.

the class MyNettyServer method service.

public static void service() throws Exception {
    ServerBootstrap bootstrap = new ServerBootstrap();
    bootstrap.group(bossGroup, workerGroup);
    bootstrap.channel(NioServerSocketChannel.class);
    bootstrap.childHandler(new ChannelInitializer<Channel>() {

        @Override
        protected void initChannel(Channel ch) throws Exception {
            ChannelPipeline pipeline = ch.pipeline();
            pipeline.addLast(new LengthFieldBasedFrameDecoder(Integer.MAX_VALUE, 0, 4, 0, 4));
            pipeline.addLast(new LengthFieldPrepender(4));
            pipeline.addLast(new StringDecoder(CharsetUtil.UTF_8));
            pipeline.addLast(new StringEncoder(CharsetUtil.UTF_8));
            pipeline.addLast(new TcpServerHandler());
        }
    });
    ChannelFuture f = bootstrap.bind(IP, PORT).sync();
    f.channel().closeFuture().sync();
    System.out.println("TCP服务器已启动");
}

Example 37 with StringDecoder

use of org.apache.flink.shaded.netty4.io.netty.handler.codec.string.StringDecoder in project baseio by generallycloud.

the class NettyClient 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 ####################");
        long old = System.currentTimeMillis();
        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);
        for (int i = 0; i < time; i++) {
            String s = "hello Service! ---> :" + i;
            ChannelFuture f1 = channel.writeAndFlush(s);
            f1.isDone();
        }
        try {
            latch.await();
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
        long spend = (System.currentTimeMillis() - old);
        System.out.println("## Execute Time:" + time);
        System.out.println("## OP/S:" + new BigDecimal(time * 1000).divide(new BigDecimal(spend), 2, BigDecimal.ROUND_HALF_UP));
        System.out.println("## Expend Time:" + spend);
        f.channel().closeFuture().sync();
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        group.shutdownGracefully();
    }
}

Example 38 with StringDecoder

use of org.apache.flink.shaded.netty4.io.netty.handler.codec.string.StringDecoder in project java-in-action by xinghalo.

the class TimeClient method connect.

public void connect(int port, String host) throws InterruptedException {
    EventLoopGroup group = new NioEventLoopGroup();
    try {
        Bootstrap b = new Bootstrap();
        b.group(group).channel(NioSocketChannel.class).option(ChannelOption.TCP_NODELAY, true).handler(new ChannelInitializer<SocketChannel>() {

            @Override
            protected void initChannel(SocketChannel ch) throws Exception {
                ch.pipeline().addLast(new LineBasedFrameDecoder(1024));
                ch.pipeline().addLast(new StringDecoder());
                ch.pipeline().addLast(new TimeClientHandler());
            }
        });
        ChannelFuture f = b.connect(host, port);
        f.channel().closeFuture().sync();
    } finally {
        group.shutdownGracefully().sync();
    }
}

Example 39 with StringDecoder

use of org.apache.flink.shaded.netty4.io.netty.handler.codec.string.StringDecoder in project java-in-action by xinghalo.

the class EchoServer method bind.

public void bind(int port) throws InterruptedException {
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    ServerBootstrap b = new ServerBootstrap();
    try {
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class).option(ChannelOption.SO_BACKLOG, 100).handler(new LoggingHandler(LogLevel.INFO)).childHandler(new ChannelInitializer<SocketChannel>() {

            @Override
            protected void initChannel(SocketChannel ch) throws Exception {
                ByteBuf delimiter = Unpooled.copiedBuffer("$_".getBytes());
                ch.pipeline().addLast(new DelimiterBasedFrameDecoder(1024, delimiter));
                ch.pipeline().addLast(new StringDecoder());
                ch.pipeline().addLast(new EchoServerHandler());
            }
        });
        ChannelFuture f = b.bind(port).sync();
        f.channel().closeFuture().sync();
    } finally {
        bossGroup.shutdownGracefully().sync();
        workerGroup.shutdownGracefully().sync();
    }
}

Example 40 with StringDecoder

use of org.apache.flink.shaded.netty4.io.netty.handler.codec.string.StringDecoder in project camel by apache.

the class MultipleCodecsTest method createRegistry.

@Override
protected JndiRegistry createRegistry() throws Exception {
    JndiRegistry registry = super.createRegistry();
    // START SNIPPET: registry-beans
    ChannelHandlerFactory lengthDecoder = ChannelHandlerFactories.newLengthFieldBasedFrameDecoder(1048576, 0, 4, 0, 4);
    StringDecoder stringDecoder = new StringDecoder();
    registry.bind("length-decoder", lengthDecoder);
    registry.bind("string-decoder", stringDecoder);
    LengthFieldPrepender lengthEncoder = new LengthFieldPrepender(4);
    StringEncoder stringEncoder = new StringEncoder();
    registry.bind("length-encoder", lengthEncoder);
    registry.bind("string-encoder", stringEncoder);
    List<ChannelHandler> decoders = new ArrayList<ChannelHandler>();
    decoders.add(lengthDecoder);
    decoders.add(stringDecoder);
    List<ChannelHandler> encoders = new ArrayList<ChannelHandler>();
    encoders.add(lengthEncoder);
    encoders.add(stringEncoder);
    registry.bind("encoders", encoders);
    registry.bind("decoders", decoders);
    // END SNIPPET: registry-beans
    return registry;
}