dream.prehinite.netty.http.server.SampleServer.java Source code

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Here is the source code for dream.prehinite.netty.http.server.SampleServer.java

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/*
 * Copyright 2012 The Netty Project
 *
 * The Netty Project licenses this file to you under the Apache License,
 * version 2.0 (the "License"); you may not use this file except in compliance
 * with the License. You may obtain a copy of the License at:
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations
 * under the License.
 */
package dream.prehinite.netty.http.server;

import io.netty.bootstrap.ServerBootstrap;
import io.netty.channel.Channel;
import io.netty.channel.ChannelOption;
import io.netty.channel.EventLoopGroup;
import io.netty.channel.nio.NioEventLoopGroup;
import io.netty.channel.socket.nio.NioServerSocketChannel;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;

/**
 * An HTTP server that sends back the content of the received HTTP request
 * in a pretty plaintext form.
 */
@Component
public final class SampleServer {

    static final int PORT = Integer.parseInt(System.getProperty("port", "8085"));
    static final int BOSS_EVENT_LOOP_NUMBER = Integer.parseInt(System.getProperty("maxBossEventLoop", "200"));
    static final int WORKER_EVENT_LOOP_NUMBER = Integer.parseInt(System.getProperty("maxWorkerEventLoop", "200"));

    @Autowired
    private SampleServerInitializer sampleServerInitializer;

    public void start() throws Exception {
        EventLoopGroup bossGroup = new NioEventLoopGroup(300);
        EventLoopGroup workerGroup = new NioEventLoopGroup();
        try {
            ServerBootstrap b = new ServerBootstrap();
            b.option(ChannelOption.SO_BACKLOG, 1024);
            b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                    //.handler(new LoggingHandler(LogLevel.INFO))
                    .childHandler(sampleServerInitializer);

            Channel ch = b.bind(PORT).sync().channel();

            System.err.println("Open your web browser and navigate to " + "http://127.0.0.1:" + PORT + '/');

            ch.closeFuture().sync();
        } finally {
            bossGroup.shutdownGracefully();
            workerGroup.shutdownGracefully();
        }
    }

}