public static String getDefaultPropertyName(@Nullable PsiClass aClass) {
    if (aClass == null) {
      return null;
    }
    final PsiAnnotation annotation = AnnotationUtil.findAnnotationInHierarchy(aClass,
                                                                              Collections.singleton(
                                                                                JavaFxCommonNames.JAVAFX_BEANS_DEFAULT_PROPERTY));
    if (annotation != null) {
      final PsiAnnotationMemberValue memberValue = annotation.findAttributeValue(null);
      if (memberValue != null) {
        return StringUtil.unquoteString(memberValue.getText());
      }
    }
    return null;
  }
public static String getDefaultPropertyName(@Nullable PsiClass aClass)