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

Example 6 with StringEncoder

use of org.apache.flink.shaded.netty4.io.netty.handler.codec.string.StringEncoder 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 7 with StringEncoder

use of org.apache.flink.shaded.netty4.io.netty.handler.codec.string.StringEncoder 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 8 with StringEncoder

use of org.apache.flink.shaded.netty4.io.netty.handler.codec.string.StringEncoder in project tutorials-java by Artister.

the class ClientChannelInitializer method initChannel.

protected void initChannel(SocketChannel socketChannel) throws Exception {
    ChannelPipeline pipeline = socketChannel.pipeline();
    pipeline.addLast("decoder", new StringDecoder());
    pipeline.addLast("encoder", new StringEncoder());
    // 客户端的handler
    // 先调用handler在ChannnelActive方法中调用fireChannelActive会激活handler1
    pipeline.addLast("handler", new HwClientHandler());
    pipeline.addLast("handler1", new BaseClientHandler());
}

Example 9 with StringEncoder

use of org.apache.flink.shaded.netty4.io.netty.handler.codec.string.StringEncoder in project tutorials-java by Artister.

the class ServerChannelInitializer method initChannel.

@Override
protected void initChannel(SocketChannel socketChannel) throws Exception {
    ChannelPipeline pipeline = socketChannel.pipeline();
    // 字符串解码 和 编码
    pipeline.addLast("decoder", new StringDecoder());
    pipeline.addLast("encoder", new StringEncoder());
    // 字符长度
    pipeline.addLast(new LineBasedFrameDecoder(2048));
    // 自己的逻辑Handler
    pipeline.addLast("handler", new HelloWordServerHandler());
}

Example 10 with StringEncoder

use of org.apache.flink.shaded.netty4.io.netty.handler.codec.string.StringEncoder in project tutorials-java by Artister.

the class NettyServer 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 {
            // TODO Auto-generated method stub
            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");
}