code: @Override
      public void activateAsynchConsumer(boolean deliverImmediately)
                      throws SIErrorException, SISessionUnavailableException, SIIncorrectCallException, SIResourceException
      {
          if (TraceComponent.isAnyTracingEnabled() && CoreSPIConsumerSession.tc.isEntryEnabled())
              SibTr.entry(CoreSPIConsumerSession.tc, "activateAsynchConsumer",
                          new Object[] { this, Boolean.valueOf(deliverImmediately) });
  
          _localConsumerPoint.runIsolatedAsynch(deliverImmediately);
  
          if (TraceComponent.isAnyTracingEnabled() && CoreSPIConsumerSession.tc.isEntryEnabled())
              SibTr.exit(CoreSPIConsumerSession.tc, "activateAsynchConsumer");
      }
docs: /*
  (non-Javadoc)
  
  @see com.ibm.wsspi.sib.core.ConsumerSession#activateAsynchConsumer()