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1   /*
2    *   Licensed to the Apache Software Foundation (ASF) under one
3    *   or more contributor license agreements.  See the NOTICE file
4    *   distributed with this work for additional information
5    *   regarding copyright ownership.  The ASF licenses this file
6    *   to you under the Apache License, Version 2.0 (the
7    *   "License"); you may not use this file except in compliance
8    *   with the License.  You may obtain a copy of the License at
9    *
10   *     http://www.apache.org/licenses/LICENSE-2.0
11   *
12   *   Unless required by applicable law or agreed to in writing,
13   *   software distributed under the License is distributed on an
14   *   "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15   *   KIND, either express or implied.  See the License for the
16   *   specific language governing permissions and limitations
17   *   under the License.
18   *
19   */
20  package org.apache.mina.example.gettingstarted.timeserver;
21  
22  import java.io.IOException;
23  import java.net.InetSocketAddress;
24  import java.nio.charset.Charset;
25  
26  import org.apache.mina.core.service.IoAcceptor;
27  import org.apache.mina.core.session.IdleStatus;
28  import org.apache.mina.filter.codec.ProtocolCodecFilter;
29  import org.apache.mina.filter.codec.textline.TextLineCodecFactory;
30  import org.apache.mina.filter.logging.LoggingFilter;
31  import org.apache.mina.transport.socket.nio.NioSocketAcceptor;
32  
33  /**
34   * A minimal 'time' server, returning the current date. Opening
35   * a telnet server, you will get the current date by typing
36   * any string followed by a new line.
37   * 
38   * In order to quit, just send the 'quit' message.
39   * 
40   * @author <a href="http://mina.apache.org">Apache MINA Project</a>
41   */
42  public class MinaTimeServer {
43      /** We will use a port above 1024 to be able to launch the server with a standard user */
44      private static final int PORT = 9123;
45  
46      /**
47       * The server implementation. It's based on TCP, and uses a logging filter 
48       * plus a text line decoder.
49       */
50      public static void main(String[] args) throws IOException {
51          // Create the acceptor
52          IoAcceptor acceptor = new NioSocketAcceptor();
53          
54          // Add two filters : a logger and a codec
55          acceptor.getFilterChain().addLast( "logger", new LoggingFilter() );
56          acceptor.getFilterChain().addLast( "codec", new ProtocolCodecFilter( new TextLineCodecFactory( Charset.forName( "UTF-8" ))));
57     
58          // Attach the business logic to the server
59          acceptor.setHandler( new TimeServerHandler() );
60  
61          // Configurate the buffer size and the iddle time
62          acceptor.getSessionConfig().setReadBufferSize( 2048 );
63          acceptor.getSessionConfig().setIdleTime( IdleStatus.BOTH_IDLE, 10 );
64          
65          // And bind !
66          acceptor.bind( new InetSocketAddress(PORT) );
67      }
68  }