addContactManagerListener method Null safety

  1. @Deprecated("Use addEventHandler to instead")
void addContactManagerListener(
  1. ChatContactManagerListener listener
)

Registers a new contact manager listener.

Param listener The contact manager listener to be registered: ChatContactManagerListener.

Implementation

@Deprecated("Use addEventHandler to instead")
void addContactManagerListener(ChatContactManagerListener listener) {
  _listeners.remove(listener);
  _listeners.add(listener);
}