Netty(六) Netty Http服务器例子

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Http服务器

netty学习目录
一、Netty(一) NIO例子
二、Netty(二) netty服务端
三、Netty(三) Netty客户端+服务端
四、Netty(四) 简化版Netty源码
五、Netty(五)Netty5.x服务端
六、Netty(六) Netty Http 服务器例子
七、Netty(七) Netty服务端+客户端代码
八、Netty(八) Netty多客户端连接例子
九、Netty(九) Netty会话清除
十、Netty(十) Netty自定义编码器解码器
十一、Netty(十一) Netty对象传输

package com.zqw.netty.http;import io.netty.bootstrap.ServerBootstrap;
import io.netty.channel.*;
import io.netty.channel.nio.NioEventLoopGroup;
import io.netty.channel.socket.nio.NioServerSocketChannel;
import io.netty.handler.codec.http.HttpObjectAggregator;
import io.netty.handler.codec.http.HttpRequestDecoder;
import io.netty.handler.codec.http.HttpRequestEncoder;
import io.netty.handler.codec.http.HttpResponseEncoder;/*** @Author: zhuquanwen* @Description:* @Date: 2018/5/28 9:53* @Modified:**/
public class Server {public static void main(String[] args) {ServerBootstrap bootstrap = new ServerBootstrap();EventLoopGroup boss = new NioEventLoopGroup();EventLoopGroup worker = new NioEventLoopGroup();try{bootstrap.group(boss, worker);bootstrap.option(ChannelOption.SO_BACKLOG, 2048);bootstrap.childOption(ChannelOption.TCP_NODELAY, true);bootstrap.childOption(ChannelOption.SO_KEEPALIVE, true);bootstrap.channel(NioServerSocketChannel.class);bootstrap.childHandler(new ChannelInitializer<Channel>() {@Overrideprotected void initChannel(Channel ch) throws Exception {ch.pipeline().addLast(new HttpRequestDecoder());ch.pipeline().addLast(new HttpResponseEncoder());ch.pipeline().addLast(new HttpObjectAggregator(1024*1024));ch.pipeline().addLast(new ServerHandler());}});ChannelFuture future = bootstrap.bind(7777);System.out.println("http server start success");future.channel().closeFuture().sync();}catch (Exception e){e.printStackTrace();} finally {boss.shutdownGracefully();worker.shutdownGracefully();}}
}

package com.zqw.netty.http;import io.netty.buffer.Unpooled;
import io.netty.channel.ChannelHandler;
import io.netty.channel.ChannelHandlerContext;
import io.netty.channel.ChannelHandlerInvoker;
import io.netty.channel.SimpleChannelInboundHandler;
import io.netty.handler.codec.http.*;
import io.netty.util.concurrent.EventExecutorGroup;/*** @Author: zhuquanwen* @Description:* @Date: 2018/5/28 9:59* @Modified:**/
public class ServerHandler extends SimpleChannelInboundHandler<FullHttpRequest> {@Overrideprotected void messageReceived(ChannelHandlerContext ctx, FullHttpRequest msg) throws Exception {DefaultFullHttpResponse response = new DefaultFullHttpResponse(HttpVersion.HTTP_1_1,HttpResponseStatus.OK,Unpooled.wrappedBuffer("test".getBytes()));HttpHeaders headers = response.headers();headers.add(HttpHeaderNames.CONTENT_TYPE, HttpHeaderValues.TEXT_PLAIN +";charset=utf-8");headers.add(HttpHeaderNames.CONTENT_LENGTH, ""+response.content().readableBytes());headers.add(HttpHeaderNames.CONNECTION, HttpHeaderValues.KEEP_ALIVE);ctx.writeAndFlush(response);}
}

package com.zqw.netty.http;import io.netty.bootstrap.ServerBootstrap;
import io.netty.channel.*;
import io.netty.channel.nio.NioEventLoopGroup;
import io.netty.channel.socket.nio.NioServerSocketChannel;
import io.netty.handler.codec.http.HttpObjectAggregator;
import io.netty.handler.codec.http.HttpRequestDecoder;
import io.netty.handler.codec.http.HttpRequestEncoder;
import io.netty.handler.codec.http.HttpResponseEncoder;/*** @Author: zhuquanwen* @Description:* @Date: 2018/5/28 9:53* @Modified:**/
public class Server {public static void main(String[] args) {ServerBootstrap bootstrap = new ServerBootstrap();EventLoopGroup boss = new NioEventLoopGroup();EventLoopGroup worker = new NioEventLoopGroup();try{bootstrap.group(boss, worker);bootstrap.option(ChannelOption.SO_BACKLOG, 2048);bootstrap.childOption(ChannelOption.TCP_NODELAY, true);bootstrap.childOption(ChannelOption.SO_KEEPALIVE, true);bootstrap.channel(NioServerSocketChannel.class);bootstrap.childHandler(new ChannelInitializer<Channel>() {@Overrideprotected void initChannel(Channel ch) throws Exception {ch.pipeline().addLast(new HttpRequestDecoder());ch.pipeline().addLast(new HttpResponseEncoder());ch.pipeline().addLast(new HttpObjectAggregator(1024*1024));ch.pipeline().addLast(new ServerHandler());}});ChannelFuture future = bootstrap.bind(7777);System.out.println("http server start success");future.channel().closeFuture().sync();}catch (Exception e){e.printStackTrace();} finally {boss.shutdownGracefully();worker.shutdownGracefully();}}
}