| Line | Hits | Source |
|---|---|---|
| 1 | /******************************************************************************* | |
| 2 | * InternetCafe is a software solution that helps the management of Cybercafes | |
| 3 | * according with the ITALIAN DECREE LAW ON ANTI-TERROR MEASURES, 27 JULY 2005. | |
| 4 | * Copyright (C) 2006 Guido Angelo Ingenito | |
| 5 | ||
| 6 | * This program is free software; you can redistribute it and/or | |
| 7 | * modify it under the terms of the GNU General Public License | |
| 8 | * as published by the Free Software Foundation; either version 2 | |
| 9 | * of the License, or (at your option) any later version. | |
| 10 | ||
| 11 | * This program is distributed in the hope that it will be useful, | |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 14 | * GNU General Public License for more details. | |
| 15 | * | |
| 16 | * You should have received a copy of the GNU General Public License | |
| 17 | * along with this program; if not, write to the Free Software | |
| 18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. | |
| 19 | *******************************************************************************/ | |
| 20 | ||
| 21 | package base.jdbs.network; | |
| 22 | ||
| 23 | import java.util.Enumeration; | |
| 24 | import java.util.Observable; | |
| 25 | ||
| 26 | import net.jxta.discovery.DiscoveryEvent; | |
| 27 | import net.jxta.discovery.DiscoveryListener; | |
| 28 | import net.jxta.discovery.DiscoveryService; | |
| 29 | import net.jxta.protocol.DiscoveryResponseMsg; | |
| 30 | import net.jxta.protocol.PeerAdvertisement; | |
| 31 | import net.jxta.protocol.PeerGroupAdvertisement; | |
| 32 | ||
| 33 | import org.apache.log4j.Logger; | |
| 34 | ||
| 35 | import base.jdbs.network.util.JxtaUtil; | |
| 36 | ||
| 37 | /** | |
| 38 | * @author skunk | |
| 39 | * | |
| 40 | */ | |
| 41 | 0 | public class GroupDiscoveryThread extends Observable implements Runnable, DiscoveryListener { |
| 42 | ||
| 43 | public static final String THREAD_NAME = "Group Discovery Thread"; | |
| 44 | 0 | public static final int DISCOVERY_INTERVAL = 30*1000; |
| 45 | ||
| 46 | 0 | private static final transient Logger logger = Logger.getLogger(GroupDiscoveryThread.class.getName()); |
| 47 | ||
| 48 | 0 | private final DiscoveryService discoveryService; |
| 49 | 0 | |
| 50 | 0 | public GroupDiscoveryThread(DiscoveryService discoveryService){ |
| 51 | 0 | this.discoveryService = discoveryService; |
| 52 | //Add ourself as discovery listener | |
| 53 | 0 | this.discoveryService.addDiscoveryListener(this); |
| 54 | 0 | } |
| 55 | 0 | |
| 56 | public void run() { | |
| 57 | 0 | try { |
| 58 | 0 | while (true) { |
| 59 | 0 | JxtaUtil.groupsInLocalCache(this.discoveryService); |
| 60 | ||
| 61 | 0 | logger.info(THREAD_NAME+": Sending a Group Discovery Message."); |
| 62 | 0 | //look for any peer group |
| 63 | 0 | this.discoveryService.getRemoteAdvertisements(null, DiscoveryService.GROUP, null, null, 10); |
| 64 | 0 | //wait a bit before sending next discovery message |
| 65 | 0 | try { |
| 66 | 0 | Thread.sleep(DISCOVERY_INTERVAL); |
| 67 | 0 | } catch(Exception ex) { |
| 68 | 0 | logger.error(ex.getMessage()); |
| 69 | 0 | } |
| 70 | 0 | } |
| 71 | } | |
| 72 | 0 | catch(Exception e) { |
| 73 | 0 | e.printStackTrace(); |
| 74 | } | |
| 75 | ||
| 76 | 0 | } |
| 77 | ||
| 78 | 0 | /* (non-Javadoc) |
| 79 | 0 | * @see net.jxta.discovery.DiscoveryListener#discoveryEvent(net.jxta.discovery.DiscoveryEvent) |
| 80 | */ | |
| 81 | 0 | public void discoveryEvent(DiscoveryEvent discoveryEvent) { |
| 82 | 0 | DiscoveryResponseMsg discoveryResponseMsg = discoveryEvent.getResponse(); |
| 83 | 0 | String name = "unknown"; |
| 84 | 0 | //Get the responding peer's advertisement |
| 85 | 0 | PeerAdvertisement peerAdvertisement = discoveryResponseMsg.getPeerAdvertisement(); |
| 86 | //some peers may not respond with their peerAdvertisement | |
| 87 | 0 | if (peerAdvertisement != null) { |
| 88 | 0 | name = peerAdvertisement.getName(); |
| 89 | } | |
| 90 | 0 | |
| 91 | 0 | logger.info(THREAD_NAME+": Got a Discovery Response [" + discoveryResponseMsg.getResponseCount()+ " elements] from peer : " + name); |
| 92 | 0 | |
| 93 | 0 | // printout each discovered peer |
| 94 | 0 | PeerGroupAdvertisement peerGroupArvertisement = null; |
| 95 | 0 | Enumeration enumeration = discoveryResponseMsg.getAdvertisements(); |
| 96 | 0 | if (enumeration != null ) { |
| 97 | 0 | while (enumeration.hasMoreElements()) { |
| 98 | 0 | peerGroupArvertisement = (PeerGroupAdvertisement) enumeration.nextElement(); |
| 99 | 0 | logger.info(" Group NAME: " + peerGroupArvertisement.getName() +" ID: "+peerGroupArvertisement.getID().toString() ); |
| 100 | //NetworkManager.getInstance().addDiscoveredPeer(peerArvertisement); | |
| 101 | 0 | } |
| 102 | } | |
| 103 | 0 | } |
| 104 | } |
|
this report was generated by version 1.0.5 of jcoverage. |
copyright © 2003, jcoverage ltd. all rights reserved. |