How to use

count

method

in

org.elasticsearch.action.count.CountResponse

@Override
public <T> long count(SearchQuery query, Class<T> clazz) {
  ElasticsearchPersistentEntity<T> persistentEntity = getPersistentEntityFor(clazz);
  CountRequestBuilder countRequestBuilder = client.prepareCount(persistentEntity.getIndexName())
      .setTypes(persistentEntity.getIndexType());
  if(query.getQuery() != null){
    countRequestBuilder.setQuery(query.getQuery());
  }
  return countRequestBuilder.execute().actionGet().count();
}