@Override
  public void annotate(@NotNull PsiElement psiElement, @NotNull AnnotationHolder holder) {
    final boolean isXslt = ContextProvider.getContextProvider(psiElement) instanceof XsltContextProviderBase;
    if (isXslt) {
      if (psiElement instanceof XPathFile) {
        visitXPathFile((XPathFile) psiElement, holder);
      }
      else if (psiElement instanceof XPathToken) {
        visitXPathToken((XPathToken) psiElement, holder);
      }
    }
  }
@Override
  public void annotate(@NotNull PsiElement psiElement, @NotNull AnnotationHolder holder)