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1   /*
2    *  XNap - A P2P framework and client.
3    *
4    *  See the file AUTHORS for copyright information.
5    *
6    *  This program is free software; you can redistribute it and/or modify
7    *  it under the terms of the GNU General Public License as published by
8    *  the Free Software Foundation.
9    *
10   *  This program is distributed in the hope that it will be useful,
11   *  but WITHOUT ANY WARRANTY; without even the implied warranty of
12   *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13   *  GNU General Public License for more details.
14   *
15   *  You should have received a copy of the GNU General Public License
16   *  along with this program; if not, write to the Free Software
17   *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
18   */
19  
20  package org.xnap.plugin.opennap.net.msg.server;
21  
22  
23  public class PingMessage extends ServerMessage {
24  
25      //--- Constant(s) ---
26  
27      public static final int TYPE = 750;
28  
29      //--- Data Field(s) ---
30  
31      //--- Constructor(s) ---
32  
33      public PingMessage(String data) throws InvalidMessageException 
34      {
35  	super(TYPE, data, 0);
36      }
37  
38      //--- Method(s) ---
39  
40      public void received()
41      {
42  		// no need to answer server pings, server pings are 
43  		// send in response to a ServerPingMessage, so they 
44  		// are actually pong messages
45      }
46  
47  }