public Resource loadResource(String resourceName,String subDir){
  Resource result=null;
  String newresourceName=subDir + File.separator + resourceName;
  result=configurationResourceLoader.loadResource(newresourceName,null);
  return result;
}

public Resource loadResource ( String resourceName , String subDir ) { Resource result = null ; String newresourceName = subDir + File . separator + resourceName ; result = configurationResourceLoader . loadResource ( newresourceName , null ) ; return result ; }
metodo que carga un recurso de configuracion externalizado
