Don't forward Subscription:Remove IQ of transport itself to the server as it will throw a exception

git-svn-id: http://svn.igniterealtime.org/svn/repos/openfire/trunk@13499 b35dd754-fafc-0310-a699-88a17e54d16e

src/plugins/gojara/src/java/org/jivesoftware/openfire/plugin/gojara/messagefilter/remoteroster/processors/ReceiveComponentUpdatesProcessor.java

@@ -95,7 +95,12 @@ public class ReceiveComponentUpdatesProcessor extends AbstractRemoteRosterProces
 				try {
 					roster = _rosterManager.getRoster(username);
 					Log.debug("Removing contact " + username + " from contact list.");
-					roster.deleteRosterItem(new JID(jid), false);
+					//If the contact didnt exist in contact list it is likely the transport itself in which case
+					//we do not want to forward this msg to server...
+					RosterItem item = roster.deleteRosterItem(new JID(jid), false);
+					if (item == null) {
+						throw new PacketRejectedException(); 
+					}
 				} catch (UserNotFoundException e) {
 					Log.debug("Could not find user while cleaning up the roster in GoJara for user " + username, e);
 					response.setType(IQ.Type.error);