jsowell-charger-web/jsowell-netty/src/main/java/com/jsowell/netty/client/NettyClient.java

package com.jsowell.netty.client;

import com.jsowell.common.constant.Constants;
import com.jsowell.common.util.DateUtils;
import io.netty.bootstrap.Bootstrap;
import io.netty.channel.ChannelFuture;
import io.netty.channel.ChannelOption;
import io.netty.channel.ChannelPipeline;
import io.netty.channel.EventLoopGroup;
import io.netty.channel.nio.NioEventLoopGroup;
import io.netty.channel.socket.SocketChannel;
import io.netty.channel.socket.nio.NioSocketChannel;
import io.netty.handler.codec.string.StringDecoder;
import io.netty.handler.codec.string.StringEncoder;
import lombok.Data;
import lombok.extern.slf4j.Slf4j;

@Slf4j
@Data
public class NettyClient implements Runnable {

	static final String HOST = System.getProperty("host", Constants.SOCKET_IP);
	static final int PORT = Integer.parseInt(System.getProperty("port", "9011"));
	static final int SIZE = Integer.parseInt(System.getProperty("size", "256"));

	private String content;

	public NettyClient(String content) {
		this.content = content;
	}

	@Override
	public void run() {
		// Configure the client.
		EventLoopGroup group = new NioEventLoopGroup();
		try {
			int num = 0;
			boolean boo = true;
			Bootstrap b = new Bootstrap();
			b.group(group)
					.channel(NioSocketChannel.class)
					.option(ChannelOption.TCP_NODELAY, true)
					.handler(new NettyClientChannelInitializer() {
						@Override
						public void initChannel(SocketChannel ch) throws Exception {
							ChannelPipeline p = ch.pipeline();
							p.addLast("decoder", new StringDecoder());
							p.addLast("encoder", new StringEncoder());
							p.addLast(new NettyClientHandler());
						}
					});
			ChannelFuture future = b.connect(HOST, PORT).sync();
			while (boo) {
				num++;
				future.channel().writeAndFlush("发送数据=======" + content + "--" + DateUtils.getTime());
				try { //休眠一段时间
					Thread.sleep(3000);
				} catch (InterruptedException e) {
					e.printStackTrace();
				}
				//每一条线程向服务端发送的次数
				if (num == 5) {
					boo = false;
				}
			}
			log.info(content + "-----------------------------" + num);
			//future.channel().closeFuture().sync();
		} catch (InterruptedException e) {
			e.printStackTrace();
		} finally {
			group.shutdownGracefully();
		}
	}

	/**
	 *  下面是不加线程的
	 */
    /*public static void main(String[] args) throws Exception {

        sendMessage("hhh你好？");
    }

    public static void sendMessage(String content) throws InterruptedException {
        // Configure the client.
        EventLoopGroup group = new NioEventLoopGroup();
        try {
            Bootstrap b = new Bootstrap();
            b.group(group)
                    .channel(NioSocketChannel.class)
                    .option(ChannelOption.TCP_NODELAY, true)
                    .handler(new NettyClientChannelInitializer() {
                        @Override
                        public void initChannel(SocketChannel ch) throws Exception {
                            ChannelPipeline p = ch.pipeline();
                            p.addLast("decoder", new StringDecoder());
                            p.addLast("encoder", new StringEncoder());
                            p.addLast(new NettyClientHandler());
                        }
                    });

            ChannelFuture future = b.connect(HOST, PORT).sync();
            future.channel().writeAndFlush(content);
            future.channel().closeFuture().sync();
        } finally {
            group.shutdownGracefully();
        }
    }*/

}