docs: @Override
      public boolean isUserInRole(String role, IExtendedRequest req) {
          if (TraceComponent.isAnyTracingEnabled() && tc.isDebugEnabled()) {
              Tr.debug(tc, "isUserInRole role = " + role);
          }
  
          if (role == null)
              return false;
          Subject subject = subjectManager.getCallerSubject();
          if (subject == null) {
              return false;
          }
  
          return wasch.isUserInRole(role, req, subject);
  
      }