private static String getResourceName(PsiResourceListElement resource) {
    if (resource instanceof PsiResourceVariable) {
      return ((PsiResourceVariable)resource).getName();
    }
    else if (resource instanceof PsiResourceExpression) {
      return ((PsiResourceExpression)resource).getExpression().getText();
    }
    LOG.error("Unknown PsiResourceListElement type: " + resource.getClass());
    return null;
  }
private static String getResourceName(PsiResourceListElement resource)