public static boolean exists(String name){
  if (cache.contains(name)) {
    return true;
  }
  try {
    if (Helper.exists(name,Access.class)) {
      cache.add(name);
      return true;
    }
  }
 catch (  Exception e1) {
    log.error(e1.getMessage(),e1);
  }
  return false;
}

public static boolean exists ( String name ) { if ( cache . contains ( name ) ) { return true ; } try { if ( Helper . exists ( name , Access . class ) ) { cache . add ( name ) ; return true ; } } catch ( Exception e1 ) { log . error ( e1 . getMessage ( ) , e1 ) ; } return false ; }
check exists of the name
