Fixed problem when username contained _ and JID was only a node. JM-520

git-svn-id: http://svn.igniterealtime.org/svn/repos/wildfire/trunk@3334 b35dd754-fafc-0310-a699-88a17e54d16e

src/java/org/jivesoftware/wildfire/group/DefaultGroupProvider.java

@@ -430,13 +430,16 @@ public class DefaultGroupProvider implements GroupProvider {
             ResultSet rs = pstmt.executeQuery();
             while (rs.next()) {
                 String user = rs.getString(1);
-                JID userJID = new JID(user);
+                JID userJID = null;
                 if (user.indexOf('@') == -1) {
                     // Create JID of local user if JID does not match a component's JID
                     if (!server.matchesComponent(userJID)) {
                         userJID = server.createJID(user, null);
                     }
                 }
+                else {
+                    userJID = new JID(user);
+                }
                 members.add(userJID);
             }
             rs.close();