Esempio n. 1
0
 @Override
 public String getPersistedVersion() throws IOException {
   IndexReader reader = null;
   if (_currentReaderData != null) {
     reader = _currentReaderData.reader;
   }
   if (reader != null) {
     Map<String, String> versionMap = reader.getCommitUserData();
     return versionMap.get(VERSION_NAME);
   }
   return null;
 }