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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 The Apache MINA Project (dev@mina.apache.org)
41   * @version $Rev$, $Date$
42   */
43  public class MinaTimeServer {
44      /** We will use a port above 1024 to be able to launch the server with a standard user */
45      private static final int PORT = 9123;
46  
47      /**
48       * The server implementation. It's based on TCP, and uses a logging filter 
49       * plus a text line decoder.
50       */
51      public static void main(String[] args) throws IOException {
52          // Create the acceptor
53          IoAcceptor acceptor = new NioSocketAcceptor();
54          
55          // Add two filters : a logger and a codec
56          acceptor.getFilterChain().addLast( "logger", new LoggingFilter() );
57          acceptor.getFilterChain().addLast( "codec", new ProtocolCodecFilter( new TextLineCodecFactory( Charset.forName( "UTF-8" ))));
58     
59          // Attach the business logic to the server
60          acceptor.setHandler( new TimeServerHandler() );
61  
62          // Configurate the buffer size and the iddle time
63          acceptor.getSessionConfig().setReadBufferSize( 2048 );
64          acceptor.getSessionConfig().setIdleTime( IdleStatus.BOTH_IDLE, 10 );
65          
66          // And bind !
67          acceptor.bind( new InetSocketAddress(PORT) );
68      }
69  }