2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
6 * ================================================================================
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
18 * ============LICENSE_END=========================================================
21 package org.openecomp.sdc.be.dao.utils;
23 import org.elasticsearch.action.search.SearchResponse;
26 * Utility class to work with elastic search responses.
29 public final class ElasticSearchUtil {
30 private ElasticSearchUtil() {
34 * Checks if a search response from elastic search contains results or not.
36 * @param searchResponse
37 * The ES search response object.
38 * @return True if the response does not contain any result, false if the
39 * response does contains results.
41 public static boolean isResponseEmpty(SearchResponse searchResponse) {
42 if (searchResponse == null || searchResponse.getHits() == null || searchResponse.getHits().getHits() == null
43 || searchResponse.getHits().getHits().length == 0) {