io.selendroid.server.http.HttpServer.java Source code

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Here is the source code for io.selendroid.server.http.HttpServer.java

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/*
 * Copyright 2014 eBay Software Foundation and selendroid committers.
 * 
 * Licensed 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 io.selendroid.server.http;

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 java.util.ArrayList;
import java.util.List;

public class HttpServer {
    private final int port;
    private Thread serverThread;
    private final List<HttpServlet> handlers = new ArrayList<HttpServlet>();

    public HttpServer(int port) {
        this.port = port;
    }

    public void addHandler(HttpServlet handler) {
        handlers.add(handler);
    }

    public void start() {
        if (serverThread != null) {
            throw new IllegalStateException("Server is already running");
        }
        serverThread = new Thread() {
            @Override
            public void run() {
                EventLoopGroup bossGroup = new NioEventLoopGroup(1);
                EventLoopGroup workerGroup = new NioEventLoopGroup();
                try {
                    ServerBootstrap bootstrap = new ServerBootstrap();
                    bootstrap.option(ChannelOption.SO_BACKLOG, 1024);
                    bootstrap.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                            .childHandler(new ServerInitializer(handlers));

                    Channel ch = bootstrap.bind(port).sync().channel();
                    ch.closeFuture().sync();
                } catch (InterruptedException ignored) {
                } finally {
                    bossGroup.shutdownGracefully();
                    workerGroup.shutdownGracefully();
                }
            }
        };
        serverThread.start();
    }

    public void stop() {
        if (serverThread == null) {
            throw new IllegalStateException("Server is not running");
        }
        serverThread.interrupt();
    }

    public int getPort() {
        return port;
    }

}