code: public EClassifier getClassifier() {
  		if (classifier != null && classifier.eIsProxy()) {
  			InternalEObject oldClassifier = (InternalEObject)classifier;
  			classifier = (EClassifier)eResolveProxy(oldClassifier);
  			if (classifier != oldClassifier) {
  				if (eNotificationRequired())
  					eNotify(new ENotificationImpl(this, Notification.RESOLVE, XtextPackage.TYPE_REF__CLASSIFIER, oldClassifier, classifier));
  			}
  		}
  		return classifier;
  	}
docs: <!-- begin-user-doc -->
  <!-- end-user-doc -->
  @generated