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zbb20180930 java-io-nio-netty 代码例子

时间:2018-09-30 20:06:27      阅读:175      评论:0      收藏:0      [点我收藏+]

标签:soc   gen   sage   version   etc   erb   imp   method   new   

maven
<dependency>
            <groupId>io.netty</groupId>
            <artifactId>netty</artifactId>
            <version>3.3.0.Final</version>
        </dependency>
 
TestNettyServer
 
package com.zbb.test.netty;
 
import java.net.InetSocketAddress;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
 
import org.jboss.netty.bootstrap.ServerBootstrap;
import org.jboss.netty.channel.Channel;
import org.jboss.netty.channel.ChannelHandlerContext;
import org.jboss.netty.channel.ChannelPipeline;
import org.jboss.netty.channel.ChannelPipelineFactory;
import org.jboss.netty.channel.ChannelStateEvent;
import org.jboss.netty.channel.ExceptionEvent;
import org.jboss.netty.channel.MessageEvent;
import org.jboss.netty.channel.SimpleChannelHandler;
import org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory;
import org.jboss.netty.handler.codec.string.StringDecoder;
import org.jboss.netty.handler.codec.string.StringEncoder;
 
public class TestNettyServer {
 
    public static void main(String[] args) {
        // TODO Auto-generated method stub
        // 创建netty server
        ServerBootstrap serverBootstrap = new ServerBootstrap();
        // 创建 两个线程池
        ExecutorService pool1 = Executors.newCachedThreadPool();
        ExecutorService pool2 = Executors.newCachedThreadPool();
        // 创建线程工程
        serverBootstrap.setFactory(new NioServerSocketChannelFactory(pool1, pool2));
        // 创建管道工厂
        serverBootstrap.setPipelineFactory(new ChannelPipelineFactory() {
 
            public ChannelPipeline getPipeline() throws Exception {
                ChannelPipeline pipeline = org.jboss.netty.channel.Channels.pipeline();
                pipeline.addLast("encode", new StringEncoder());
                pipeline.addLast("decode", new StringDecoder());
                pipeline.addLast("serverHandler", new ZbbNettyHandlerServer());
 
                // TODO Auto-generated method stub
                return pipeline;
            }
        });
        //绑定端口
        Channel bind = serverBootstrap.bind(new InetSocketAddress(8080));
        System.out.println("server start ...");
    }
 
}
 
class ZbbNettyHandlerServer extends SimpleChannelHandler {
 
    @Override
    public void channelClosed(ChannelHandlerContext ctx, ChannelStateEvent e) throws Exception {
        // TODO Auto-generated method stub
        super.channelClosed(ctx, e);
        System.out.println("channelClosed");
    }
 
    @Override
    public void channelDisconnected(ChannelHandlerContext ctx, ChannelStateEvent e) throws Exception {
        // TODO Auto-generated method stub
        super.channelDisconnected(ctx, e);
        System.out.println("channelDisconnected");
    }
 
    @Override
    public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e) throws Exception {
        // TODO Auto-generated method stub
        super.exceptionCaught(ctx, e);
        System.out.println("exceptionCaught");
    }
 
    @Override
    public void messageReceived(ChannelHandlerContext ctx, MessageEvent e) throws Exception {
        // TODO Auto-generated method stub
        super.messageReceived(ctx, e);
        System.out.println("messageReceived");
        System.out.println("server received client message:" + e.getMessage());
        Channel channel = ctx.getChannel();
        channel.write("ok...");
    }
 
}
TestNettyClient
package com.zbb.test.netty;
 
import java.net.InetSocketAddress;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
 
import org.jboss.netty.bootstrap.ClientBootstrap;
import org.jboss.netty.channel.Channel;
import org.jboss.netty.channel.ChannelFuture;
import org.jboss.netty.channel.ChannelHandlerContext;
import org.jboss.netty.channel.ChannelPipeline;
import org.jboss.netty.channel.ChannelPipelineFactory;
import org.jboss.netty.channel.ChannelStateEvent;
import org.jboss.netty.channel.ExceptionEvent;
import org.jboss.netty.channel.MessageEvent;
import org.jboss.netty.channel.SimpleChannelHandler;
import org.jboss.netty.channel.socket.nio.NioClientSocketChannelFactory;
import org.jboss.netty.handler.codec.string.StringDecoder;
import org.jboss.netty.handler.codec.string.StringEncoder;
 
public class TestNettyClient {
 
    public static void main(String[] args) {
        // 创建netty client
        ClientBootstrap clientBootstrap = new ClientBootstrap();
        // 创建 两个线程池
        ExecutorService pool1 = Executors.newCachedThreadPool();
        ExecutorService pool2 = Executors.newCachedThreadPool();
        // 创建线程工程
        clientBootstrap.setFactory(new NioClientSocketChannelFactory(pool1, pool2));
        // 创建管道工厂
        clientBootstrap.setPipelineFactory(new ChannelPipelineFactory() {
 
            public ChannelPipeline getPipeline() throws Exception {
                ChannelPipeline pipeline = org.jboss.netty.channel.Channels.pipeline();
                pipeline.addLast("encode", new StringEncoder());
                pipeline.addLast("decode", new StringDecoder());
                pipeline.addLast("clientHandler", new ZbbNettyHandlerClient());
 
                // TODO Auto-generated method stub
                return pipeline;
            }
        });
        // 绑定端口
        ChannelFuture connect = clientBootstrap.connect(new InetSocketAddress("127.0.0.1", 8080));
        System.out.println("client start ...");
        Channel channel = connect.getChannel();
        channel.write("aaaaaaaaaa");
    }
 
}
 
class ZbbNettyHandlerClient extends SimpleChannelHandler {
 
    @Override
    public void channelClosed(ChannelHandlerContext ctx, ChannelStateEvent e) throws Exception {
        // TODO Auto-generated method stub
        super.channelClosed(ctx, e);
        System.out.println("channelClosed");
    }
 
    @Override
    public void channelDisconnected(ChannelHandlerContext ctx, ChannelStateEvent e) throws Exception {
        // TODO Auto-generated method stub
        super.channelDisconnected(ctx, e);
        System.out.println("channelDisconnected");
    }
 
    @Override
    public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e) throws Exception {
        // TODO Auto-generated method stub
        super.exceptionCaught(ctx, e);
        System.out.println("exceptionCaught");
    }
 
    @Override
    public void messageReceived(ChannelHandlerContext ctx, MessageEvent e) throws Exception {
        // TODO Auto-generated method stub
        super.messageReceived(ctx, e);
        System.out.println("messageReceived");
        System.out.println("client received server message:" + e.getMessage());
    }
 
}

zbb20180930 java-io-nio-netty 代码例子

标签:soc   gen   sage   version   etc   erb   imp   method   new   

原文地址:https://www.cnblogs.com/super-admin/p/9732912.html

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