addGroupChangeListener method Null safety

  1. @Deprecated("Switch to using addGroupManagerListener instead.")
void addGroupChangeListener(
  1. EMGroupEventListener listener
)
@Deprecated("Switch to using addGroupManagerListener instead.")

Registers a group event listener.

The registered listener needs to be used together with {@link #removeGroupChangeListener(EMGroupEventListener)}.

Param listener The group event listener to be registered.

Implementation

@Deprecated("Switch to using addGroupManagerListener instead.")
void addGroupChangeListener(EMGroupEventListener listener) {
  _eventListeners.remove(listener);
  _eventListeners.add(listener);
}