code: void notifyAsynchDeletionEnd(AsynchDeletionThread thread)
      {
          if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled())
              SibTr.entry(tc, "notifyAsynchDeletionEnd", thread);
  
          // Under the ADT lock, we'll notify any waiters and set the running
          // flag to false
          synchronized (deletionThreadLock)
          {
              thread.setRunning(false);
              deletionThreadLock.notifyAll();
          }
  
          if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled())
              SibTr.exit(tc, "notifyAsynchDeletionEnd");
  
      }
docs: Notify that this message processor's asynchronous deletion thread is ending.
  <p>
  Feature 183052