code: public void setTopicSpaceBusName(String busname)
      {
          if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled())
              SibTr.entry(this, tc, "setTopicSpaceBusName", busname);
  
          topicSpaceBusName = busname;
  
          if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled())
              SibTr.exit(this, tc, "setTopicSpaceBusName");
      }
docs: Sets the busname of the topicspace that the subscription was made through
  
  @param string