code: boolean isManaged() {
          if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled())
              SibTr.entry(this, tc, "isManaged");
          if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled())
              SibTr.exit(this, tc, "isManaged", isManaged);
          return isManaged;
      }
docs: Indicates if the session is managed.<p>
  (i.e. running in the application server).