Added simple pieces for presence listener, but ran into road block. Need to...

Added simple pieces for presence listener, but ran into road block.  Need to chat with Gato about this.  =)

git-svn-id: http://svn.igniterealtime.org/svn/repos/wildfire/trunk@5470 b35dd754-fafc-0310-a699-88a17e54d16e

src/plugins/gateway/src/java/org/jivesoftware/wildfire/gateway/BaseTransport.java

@@ -17,11 +17,13 @@ import org.jivesoftware.util.Log;
 import org.jivesoftware.util.NotFoundException;
 import org.jivesoftware.wildfire.XMPPServer;
 import org.jivesoftware.wildfire.SessionManager;
+import org.jivesoftware.wildfire.ClientSession;
 import org.jivesoftware.wildfire.container.PluginManager;
 import org.jivesoftware.wildfire.roster.*;
 import org.jivesoftware.wildfire.roster.Roster;
 import org.jivesoftware.wildfire.user.UserAlreadyExistsException;
 import org.jivesoftware.wildfire.user.UserNotFoundException;
+import org.jivesoftware.wildfire.user.PresenceEventListener;
 import org.xmpp.component.Component;
 import org.xmpp.component.ComponentManager;
 import org.xmpp.forms.DataForm;
@@ -41,7 +43,7 @@ import java.util.*;
  *
  * @author Daniel Henninger
  */
-public abstract class BaseTransport implements Component, RosterEventListener {
+public abstract class BaseTransport implements Component, RosterEventListener, PresenceEventListener {
 
     /**
      * Create a new BaseTransport instance.
@@ -1333,6 +1335,42 @@ public abstract class BaseTransport implements Component, RosterEventListener {
         // TODO: Evaluate if we could use this.
     }
 
+    /**
+     * Handles a session coming online (available).
+     *
+     * @see org.jivesoftware.wildfire.user.PresenceEventListener#availableSession(org.jivesoftware.wildfire.ClientSession, org.xmpp.packet.Presence)
+     */
+    public void availableSession(ClientSession session, Presence presence) {
+
+    }
+
+    /**
+     * Handles a session going offline (unavailable).
+     *
+     * @see org.jivesoftware.wildfire.user.PresenceEventListener#unavailableSession(org.jivesoftware.wildfire.ClientSession, org.xmpp.packet.Presence)
+     */
+    public void unavailableSession(ClientSession session, Presence presence) {
+
+    }
+
+    /**
+     * Handles a session's priority changing.
+     *
+     * @see org.jivesoftware.wildfire.user.PresenceEventListener#presencePriorityChanged(org.jivesoftware.wildfire.ClientSession, org.xmpp.packet.Presence)
+     */
+    public void presencePriorityChanged(ClientSession session, Presence presence) {
+
+    }
+
+    /**
+     * Handles a session's status changing.
+     *
+     * @see org.jivesoftware.wildfire.user.PresenceEventListener#presenceChanged(org.jivesoftware.wildfire.ClientSession, org.xmpp.packet.Presence)
+     */
+    public void presenceChanged(ClientSession session, Presence presence) {
+
+    }
+
     /**
      * Will handle logging in to the legacy service.
      *