code: public int getNumberOfActiveMessages()
    {
      if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled())
        SibTr.entry(tc, "getNumberOfActiveMessages");
      int returnValue = (int)_targetStream.countAllMessagesOnStream();
      if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled())
        SibTr.exit(tc, "getNumberOfActiveMessages", new Integer(returnValue));
      return returnValue;
    }
docs: /* (non-Javadoc)
  @see com.ibm.ws.sib.processor.runtime.SIMPDeliveryStreamReceiverControllable#getNumberOfActiveMessages