@Override
  public PsiElement getDocumentationElementForLink(PsiManager psiManager, String link, PsiElement context) {
    for (DocumentationProvider provider : getAllProviders()) {
      PsiElement result = provider.getDocumentationElementForLink(psiManager, link, context);
      if (result != null) {
        LOG.debug("getDocumentationElementForLink: ", provider);
        return result;
      }
    }
    return null;
  }
@Override
  public PsiElement getDocumentationElementForLink(PsiManager psiManager, String link, PsiElement context)