@Override public Promise<Void,AuthenticationException> cleanSubject(MessageInfoContext messageInfo,Subject clientSubject){
  return authModule.cleanSubject(messageInfo,clientSubject);
}

@ Override public Promise < Void , AuthenticationException > cleanSubject ( MessageInfoContext messageInfo , Subject clientSubject ) { return authModule . cleanSubject ( messageInfo , clientSubject ) ; }
calls the underlying auth module ' s cleansubject method .
