private static @Nullable String getPropertyNameFromNamedArgAnnotation(@NotNull PsiParameter parameter) {
    final PsiAnnotation annotation = AnnotationUtil.findAnnotation(parameter, JavaFxCommonNames.JAVAFX_BEANS_NAMED_ARG);
    if (annotation != null) {
      final PsiAnnotationMemberValue psiValue = annotation.findAttributeValue(JavaFxCommonNames.VALUE);
      if (psiValue instanceof PsiLiteralExpression) {
        final Object value = ((PsiLiteralExpression)psiValue).getValue();
        if (value instanceof String) {
          return (String)value;
        }
      }
    }
    return null;
  }
private static @Nullable String getPropertyNameFromNamedArgAnnotation(@NotNull PsiParameter parameter)