Added #getChatRooms() to get all the rooms within the service.

git-svn-id: http://svn.igniterealtime.org/svn/repos/messenger/trunk@454 b35dd754-fafc-0310-a699-88a17e54d16e

src/java/org/jivesoftware/messenger/muc/MultiUserChatServer.java

@@ -130,6 +130,14 @@ public interface MultiUserChatServer {
      */
     MUCRoom getChatRoom(String roomName);
 
+    /**
+     * Retuns a list with a snapshot of all the rooms in the server (i.e. persistent or not,
+     * in memory or not).
+     *
+     * @return a list with a snapshot of all the rooms.
+     */
+    List<MUCRoom> getChatRooms();
+
     /**
      * Returns true if the server includes a chatroom with the requested name.
      * 

src/java/org/jivesoftware/messenger/muc/spi/MultiUserChatServerImpl.java

@@ -312,6 +312,20 @@ public class MultiUserChatServerImpl extends BasicModule implements MultiUserCha
         return answer;
     }
 
+    public List<MUCRoom> getChatRooms() {
+        List<MUCRoom> answer = new ArrayList<MUCRoom>(rooms.size() * 2);
+        synchronized (rooms) {
+            answer.addAll(rooms.values());
+            synchronized (persistentRoomSurrogateCache) {
+                if (persistentRoomSurrogateCache.size() == 0) {
+                    populateRoomSurrogateCache();
+                }
+            }
+            answer.addAll(persistentRoomSurrogateCache.values());
+        }
+        return answer;
+    }
+
     private void populateRoomSurrogateCache() {
         for (MUCRoom room : MUCPersistenceManager.getRoomSurrogates(this, router)) {
             persistentRoomSurrogateCache.put(room.getName(), room);