/**
  * Refreshes constraints defined by the DomainClassArtefactHandler.
  *
  * <p>TODO: Move this out of GrailsApplication
  */
 public void refreshConstraints() {
   ArtefactInfo info = getArtefactInfo(DomainClassArtefactHandler.TYPE, true);
   GrailsClass[] domainClasses = info.getGrailsClasses();
   for (GrailsClass domainClass : domainClasses) {
     ((GrailsDomainClass) domainClass).refreshConstraints();
   }
 }