docs: private void findMatchingExactSelectorSubs(String topic,
                                             Set consumerSet)
    {
      if (tc.isEntryEnabled())
          SibTr.entry(
            tc,
            "findMatchingExactSelectorSubs",
            new Object[] { topic}); 
      if(_areExactSelectorSubs)
      {
        // Iterate through the map
        Iterator i = _exactSelectorSubs.keySet().iterator();
        while (i.hasNext())
        {
          String consumerTopic = (String)i.next();     
        
          if (tc.isDebugEnabled()) 
            SibTr.debug(tc, "Found consumer topic: " + consumerTopic);
          
          // Add the list of consumers to the matching Set if it matches
          if(topic.equals(consumerTopic))
          {
            ArrayList consumerList = (ArrayList)_exactSelectorSubs.get(topic);
            if (tc.isDebugEnabled())
              SibTr.debug(tc, "Add members of list to set");
            consumerSet.addAll(consumerList); 
          }
        }                                 
      }
      
      if (tc.isEntryEnabled())
        SibTr.exit(tc, "findMatchingExactSelectorSubs");
    }