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

Example 56 with StringDecoder

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

the class NettyClient method run.

public void run() {
    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());
            }
        });
        for (int i = 0; i < 10; i++) {
            ChannelFuture f = b.connect("127.0.0.1", 5656).sync();
            f.channel().writeAndFlush("hello Service!" + Thread.currentThread().getName() + ":--->:" + i);
            f.channel().closeFuture().sync();
        }
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        group.shutdownGracefully();
    }
}

Example 57 with StringDecoder

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

the class ClientChannelInitializer method initChannel.

protected void initChannel(SocketChannel socketChannel) throws Exception {
    /**
     * Channel---通道
     * ChannelPipeline是ChannelHandler的容器
     * 负责ChannelHandler的管理和事件拦截与调度
     * 类似于Servlet 和Filter 过滤器
     * 方便事件的拦截和用户业务逻辑的定制
     */
    ChannelPipeline pipeline = socketChannel.pipeline();
    /**
     * 这个地方的 必须和服务端对应上。否则无法正常解码和编码
     * 解码和编码 我将会在下一节为大家详细的讲解。暂时不做详细的描述
     */
    pipeline.addLast("decoder", new StringDecoder());
    pipeline.addLast("encoder", new StringEncoder());
    // 我们自己的handler
    pipeline.addLast("handler", new HelloWorldClientHandler());
}

Example 58 with StringDecoder

use of org.apache.flink.shaded.netty4.io.netty.handler.codec.string.StringDecoder 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());
    // 客户端的逻辑
    pipeline.addLast("handler", new HelloWorldClientHandler());
}

Example 59 with StringDecoder

use of org.apache.flink.shaded.netty4.io.netty.handler.codec.string.StringDecoder 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());
    // 自己的逻辑Handler
    pipeline.addLast("handler", new HwServerHandler());
}

Example 60 with StringDecoder

use of org.apache.flink.shaded.netty4.io.netty.handler.codec.string.StringDecoder 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());
    // 自己的逻辑Handler
    pipeline.addLast("handler", new HelloWorldServerHandler());
}