docs: public String getBus()
    {
      if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled()) 
        SibTr.entry(tc, "getBus");
      
      String bus = aliasDest.getBus();
      
      if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled()) 
        SibTr.exit(tc, "getBus", bus);
      
      return bus;
    }