public static <T>void onNextDropped(T t){
  if (t != null) {
    Consumer<Object> hook=Hooks.onNextDroppedHook;
    if (hook == null) {
      throw Exceptions.failWithCancel();
    }
    hook.accept(t);
  }
}

public static < T > void onNextDropped ( T t ) { if ( t != null ) { Consumer < Object > hook = Hooks . onNextDroppedHook ; if ( hook == null ) { throw Exceptions . failWithCancel ( ) ; } hook . accept ( t ) ; } }
an unexpected event is about to be dropped .
