f7baed395a74779faa153c8984c6f3b9ad7b00e6,bigbluebutton-apps/src/main/java/org/bigbluebutton/conference/service/whiteboard/WhiteboardApplication.java,WhiteboardApplication,undo,#,218
Before Change
}
public void undo() {
roomManager.getRoom(getMeetingId()).undo();
Map<String, Object> message = new HashMap<String, Object>();
ClientMessage m = new ClientMessage(ClientMessage.BROADCAST, getMeetingId(), "WhiteboardUndoCommand", message);
After Change
}
public void undo() {
String meetingID = getMeetingId();
if (rooms.containsKey(meetingID)) {
WhiteboardRoom room = rooms.get(meetingID);
room.undo();
if (room.isRecorded()) {
recordingService.undoWBGraphic(meetingID, room.getPresentationID(), room.getPageNumber());
}
Map<String, Object> message = new HashMap<String, Object>();