static  {
     RESOURCEBUNDLE = ResourceBundle.getBundle("resources.MyProgram", Locale.getDefault());
}
     public  String getResourceString(String nm) {
        String str;
         try  {
            str = RESOURCEBUNDLE.getString(nm);
        }
         catch  (MissingResourceException mre) {
            str =  null ;
        }
         return  str;
    }
     public  URL getResource(String key)
    {
        String name = getResourceString(key);
         if  (name !=  null ) {
             return   this .getClass().getResource(name);
        }
         return   null ;
    }

 public   class  Settings {
 private   static  ResourceBundle RESOURCEBUNDLE;

     public   static  setResourceBundle (ResourceBundle RES) {
         RES = RESOURCEBUNDLE;
    }
     public   static  String getResourceString(String nm) {...}

     public   static  URL getResource(String key) { ???????????????  }

}

 public   static  URL getResource(String key) {
         if  (name !=  null ) {
             return  RESOURCEBUNDLE.getClass().getResource(name);
        }
         return   null ;
}

RESOURCEBUNDLE.getClass().getResource(name);