code: public MPCoreConnection getSystemConnection() {
          if (TraceComponent.isAnyTracingEnabled()
              && tc.isEntryEnabled()) {
              SibTr.entry(tc, "getSystemConnection");
              SibTr.exit(tc, "getSystemConnection", _connectionToMP);
          }
  
          return _connectionToMP;
      }
docs: Method to return the connection that the SYSTEM queue was created on.
  This connection is used wherever an internal producerSession or
  consumerSession is required.
  
  @return SICoreConnection The connection made for registering internal
  consumers/producers.