code: @Override
      public boolean commit() throws LoginException {
          if (authenticatedId == null) {
              if (TraceComponent.isAnyTracingEnabled() && tc.isEventEnabled())
                  Tr.event(tc, "Authentication did not occur for this login module, abstaining.");
              return false;
          }
          setUpSubject();
          return true;
      }
docs: {@inheritDoc}