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1   /*
2    * Copyright 2012 The Netty Project
3    *
4    * The Netty Project licenses this file to you under the Apache License,
5    * version 2.0 (the "License"); you may not use this file except in compliance
6    * with the License. You may obtain a copy of the License at:
7    *
8    *   https://www.apache.org/licenses/LICENSE-2.0
9    *
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
12   * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
13   * License for the specific language governing permissions and limitations
14   * under the License.
15   */
16  package io.netty.example.http.file;
17  
18  import io.netty.bootstrap.ServerBootstrap;
19  import io.netty.channel.Channel;
20  import io.netty.channel.EventLoopGroup;
21  import io.netty.channel.nio.NioEventLoopGroup;
22  import io.netty.channel.socket.nio.NioServerSocketChannel;
23  import io.netty.example.util.ServerUtil;
24  import io.netty.handler.logging.LogLevel;
25  import io.netty.handler.logging.LoggingHandler;
26  import io.netty.handler.ssl.SslContext;
27  
28  public final class HttpStaticFileServer {
29  
30      static final boolean SSL = System.getProperty("ssl") != null;
31      static final int PORT = Integer.parseInt(System.getProperty("port", SSL? "8443" : "8080"));
32  
33      public static void main(String[] args) throws Exception {
34          // Configure SSL.
35          final SslContext sslCtx = ServerUtil.buildSslContext();
36  
37          EventLoopGroup bossGroup = new NioEventLoopGroup(1);
38          EventLoopGroup workerGroup = new NioEventLoopGroup();
39          try {
40              ServerBootstrap b = new ServerBootstrap();
41              b.group(bossGroup, workerGroup)
42               .channel(NioServerSocketChannel.class)
43               .handler(new LoggingHandler(LogLevel.INFO))
44               .childHandler(new HttpStaticFileServerInitializer(sslCtx));
45  
46              Channel ch = b.bind(PORT).sync().channel();
47  
48              System.err.println("Open your web browser and navigate to " +
49                      (SSL? "https" : "http") + "://127.0.0.1:" + PORT + '/');
50  
51              ch.closeFuture().sync();
52          } finally {
53              bossGroup.shutdownGracefully();
54              workerGroup.shutdownGracefully();
55          }
56      }
57  }