public static @Nullable PsiClass resolveClassInTagValue(@Nullable PsiDocTagValue value) {
    if (value == null) return null;
    PsiElement refHolder = value.getFirstChild();
    if (refHolder != null) {
      PsiElement refElement = refHolder.getFirstChild();
      if (refElement instanceof PsiJavaCodeReferenceElement) {
        PsiElement target = ((PsiJavaCodeReferenceElement)refElement).resolve();
        if (target instanceof PsiClass) {
          return (PsiClass)target;
        }
      }
    }

    return null;
  }
public static @Nullable PsiClass resolveClassInTagValue(@Nullable PsiDocTagValue value)