docs: public void stop(long millisec) {
          // PK12235, more specific states
          if (0 == millisec) {
              // immediate hard stop
              setState(STATE_STOPPED);
          } else {
              setState(STATE_STOPPING);
          }
          if (TraceComponent.isAnyTracingEnabled() && tc.isEventEnabled()) {
              Tr.event(tc, "Stop: " + this);
          }
      }