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package Examples.D_Discovering_Resources;
import Examples.B_Exploring_Connectivity_Issues.RendezVous_Jack;
import Examples.Z_Tools_And_Others.Tools;
import java.io.File;
import java.io.IOException;
import java.net.InetAddress;
import java.util.Enumeration;
import net.jxta.discovery.DiscoveryService;
import net.jxta.document.Advertisement;
import net.jxta.exception.PeerGroupException;
import net.jxta.id.IDFactory;
import net.jxta.impl.protocol.RdvAdv;
import net.jxta.impl.protocol.RouteAdv;
import net.jxta.peer.PeerID;
import net.jxta.peergroup.PeerGroup;
import net.jxta.peergroup.PeerGroupID;
import net.jxta.platform.NetworkConfigurator;
import net.jxta.platform.NetworkManager;
public class _300_Retrieving_And_Flushing_Local_Advertisements_Example {
public static final String Name = "Example 300";
public static final int TcpPort = 9720;
public static final PeerID PID = IDFactory.newPeerID(PeerGroupID.defaultNetPeerGroupID, Name.getBytes());
public static final File ConfigurationFile = new File("." + System.getProperty("file.separator") + Name);
public static void main(String[] args) {
try {
// Removing any existing configuration?
Tools.CheckForExistingConfigurationDeletion(Name, ConfigurationFile);
// Preparing context
NetworkManager MyNetworkManager = new NetworkManager(NetworkManager.ConfigMode.EDGE,
Name);
// Retrieving network configurator
NetworkConfigurator MyNetworkConfigurator = MyNetworkManager.getConfigurator();
// Checking if RendezVous_Jack should be a seed
MyNetworkConfigurator.clearRendezvousSeeds();
String TheSeed = "tcp://" + InetAddress.getLocalHost().getHostAddress() + ":" + RendezVous_Jack.TcpPort;
Tools.CheckForRendezVousSeedAddition(Name, TheSeed, MyNetworkConfigurator);
// Setting Configuration
MyNetworkConfigurator.setTcpPort(TcpPort);
MyNetworkConfigurator.setTcpEnabled(true);
MyNetworkConfigurator.setTcpIncoming(true);
MyNetworkConfigurator.setTcpOutgoing(true);
// Setting the Peer ID
Tools.PopInformationMessage(Name, "Setting the peer ID to :\n\n" + PID.toString());
MyNetworkConfigurator.setPeerID(PID);
// Starting the network and waiting for a rendezvous connection
PeerGroup DefaultPeerGroup = MyNetworkManager.startNetwork();
Tools.PopInformationMessage(Name, "Waiting for rendezvous connection for maximum 60 seconds");
if (MyNetworkManager.waitForRendezvousConnection(60000)) {
Tools.PopInformationMessage(Name, "Rendezvous connection successful!");
} else {
Tools.PopWarningMessage(Name, "Rendezvous connection NOT successful!");
}
// Retrieving local advertisements
Tools.PopInformationMessage(Name, "Retrieving local advertisements");
DiscoveryService TheDiscoveryService = DefaultPeerGroup.getDiscoveryService();
Enumeration<Advertisement> TheAdvEnum = TheDiscoveryService.getLocalAdvertisements(DiscoveryService.ADV, null, null);
while (TheAdvEnum.hasMoreElements()) {
Advertisement TheAdv = TheAdvEnum.nextElement();
String ToDisplay = "Found " + TheAdv.getClass().getSimpleName();
if (TheAdv.getClass().getName().compareTo(RouteAdv.class.getName())==0) {
// We found a route advertisement
RouteAdv Temp = (RouteAdv) TheAdv;
ToDisplay = ToDisplay + "\n\nto " + Temp.getDestPeerID().toString();
} else if (TheAdv.getClass().getName().compareTo(RdvAdv.class.getName())==0) {
// We found a rendezvous advertisement
RdvAdv Temp = (RdvAdv) TheAdv;
ToDisplay = ToDisplay + "\n\nof " + Temp.getPeerID().toString();
}
// Displaying the advertisement
Tools.PopInformationMessage(Name, ToDisplay);
// Flushing advertisement
TheDiscoveryService.flushAdvertisement(TheAdv);
}
// Stopping JXTA
Tools.PopInformationMessage(Name, "Stopping the network");
MyNetworkManager.stopNetwork();
} catch (IOException Ex) {
Tools.PopErrorMessage(Name, Ex.toString());
} catch (PeerGroupException Ex) {
Tools.PopErrorMessage(Name, Ex.toString());
}
}
}