code: ConsumerSessionImpl getConsumer(long id) {
          if (TraceComponent.isAnyTracingEnabled()
              && tc.isEntryEnabled())
              SibTr.entry(tc, "getConsumer", new Long(id));
  
          ConsumerSessionImpl consumer = _consumerList.get(id);
  
          if (TraceComponent.isAnyTracingEnabled()
              && tc.isEntryEnabled())
              SibTr.exit(tc, "getConsumer", consumer);
  
          return consumer;
      }
docs: Gets a consumer from the list of consumers on this messaging engine
  
  @param id
  The id to find from the list.