private static AnalyzerReference luceneAnalyzerReferenceFromDefinition(
     org.hibernate.search.annotations.Analyzer analyzerAnn, ConfigContext configContext) {
   String definition = analyzerAnn == null ? "" : analyzerAnn.definition();
   if (StringHelper.isEmpty(definition)) {
     return null;
   }
   return configContext.buildLazyLuceneAnalyzerReference(definition);
 }
 private static AnalyzerReference luceneAnalyzerReferenceFromClass(
     ConfigContext configContext, Class<?> analyzerClass) {
   try {
     // For now only local analyzer can be created from a class
     // this should be easy to extend to remote analyzer using a common interface/super-class
     Analyzer analyzer =
         ClassLoaderHelper.analyzerInstanceFromClass(
             analyzerClass, configContext.getLuceneMatchVersion());
     AnalyzerReference reference = new LuceneAnalyzerReference(analyzer);
     return reference;
   } catch (ClassCastException e) {
     throw new SearchException(
         "Lucene analyzer does not extend "
             + Analyzer.class.getName()
             + ": "
             + analyzerClass.getName(),
         e);
   } catch (Exception e) {
     throw new SearchException(
         "Failed to instantiate lucene analyzer with type " + analyzerClass.getName(), e);
   }
 }