com.sample.netty.socket.client.Client.java Source code

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Here is the source code for com.sample.netty.socket.client.Client.java

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package com.sample.netty.socket.client;

import com.sample.netty.socket.utils.MessageDecoder;
import com.sample.netty.socket.utils.MessageEncoder;
import io.netty.bootstrap.Bootstrap;
import io.netty.channel.ChannelFuture;
import io.netty.channel.ChannelInitializer;
import io.netty.channel.ChannelOption;
import io.netty.channel.EventLoopGroup;
import io.netty.channel.nio.NioEventLoopGroup;
import io.netty.channel.socket.SocketChannel;
import io.netty.channel.socket.nio.NioSocketChannel;

/**
 *
 * @author Vitor
 */
public class Client {

    public static void main(String[] args) throws Exception {
        String host = "localhost";
        int port = 8080;
        EventLoopGroup workerGroup = new NioEventLoopGroup();
        try {
            Bootstrap b = new Bootstrap();
            b.group(workerGroup);
            b.channel(NioSocketChannel.class);
            b.option(ChannelOption.SO_KEEPALIVE, true);
            b.handler(new ChannelInitializer<SocketChannel>() {
                @Override
                public void initChannel(SocketChannel ch) throws Exception {
                    ch.pipeline().addLast(new MessageDecoder(), new ClientHandlerInbound());
                    ch.pipeline().addLast(new MessageEncoder(), new ClientHandlerOutbound());
                }
            });
            ChannelFuture f = b.connect(host, port).sync();
            f.channel().writeAndFlush(
                    String.format("Usurio = '%s'", System.getProperties().getProperty("user.name")));
            f.channel().closeFuture().sync();
        } finally {
            workerGroup.shutdownGracefully();
        }
    }
}