public WOComponent deleteRuleInList() {
String entityName = this.selectedAttribute().entity().name();
GSVModel model = session.model();
GSVEntity entity = model.entityNamed(entityName);
if(entity==null){
entity = new GSVEntity(model, entityName);
model.addEntity(entity);
}
GSVAttribute att = entity.attributeNamed(this.selectedAttribute().name());