@Nullable
  private static String getTargetQualifiedName(PsiElement element) {
    if (element instanceof PsiClass) {
      return ((PsiClass)element).getQualifiedName();
    }
    if (element instanceof PsiMethod && ((PsiMethod)element).isConstructor()) {
      PsiClass aClass = ((PsiMethod)element).getContainingClass();
      if (aClass != null) {
        return aClass.getQualifiedName();
      }
    }
    return null;
  }
@Nullable
  private static String getTargetQualifiedName(PsiElement element)