2 * ============LICENSE_START===================================================
3 * SPARKY (AAI UI service)
4 * ============================================================================
5 * Copyright © 2017 AT&T Intellectual Property.
6 * Copyright © 2017 Amdocs
8 * ============================================================================
9 * Licensed under the Apache License, Version 2.0 (the "License");
10 * you may not use this file except in compliance with the License.
11 * You may obtain a copy of the License at
13 * http://www.apache.org/licenses/LICENSE-2.0
15 * Unless required by applicable law or agreed to in writing, software
16 * distributed under the License is distributed on an "AS IS" BASIS,
17 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
18 * See the License for the specific language governing permissions and
19 * limitations under the License.
20 * ============LICENSE_END=====================================================
22 * ECOMP and OpenECOMP are trademarks
23 * and service marks of AT&T Intellectual Property.
25 package org.onap.aai.sparky.search.filters.entity;
27 import java.util.ArrayList;
28 import java.util.List;
30 import javax.json.Json;
31 import javax.json.JsonArray;
32 import javax.json.JsonArrayBuilder;
33 import javax.json.JsonBuilderFactory;
34 import javax.json.JsonObject;
35 import javax.json.JsonObjectBuilder;
37 public class BoolQueryBuilder {
39 private List<MatchFilterCriteriaEntity> mustFilters;
40 private List<MatchFilterCriteriaEntity> shouldFilters;
42 private int minShouldMatch;
44 public BoolQueryBuilder() {
46 mustFilters = new ArrayList<MatchFilterCriteriaEntity>();
47 shouldFilters = new ArrayList<MatchFilterCriteriaEntity>();
52 public void addMustFilter(MatchFilterCriteriaEntity filter) {
54 if (!mustFilters.contains(filter)) {
55 mustFilters.add(filter);
60 public void addShouldFilter(MatchFilterCriteriaEntity filter) {
62 if (!shouldFilters.contains(filter)) {
63 shouldFilters.add(filter);
68 public void setMinShouldMatch(int minShouldMatch) {
69 this.minShouldMatch = minShouldMatch;
72 public boolean isMatchAll() {
73 return (mustFilters.isEmpty() && shouldFilters.isEmpty());
76 public JsonObject getJsonObject() {
78 * Specify a null config for now, but if we want normalize all the builders, we can do it at one
79 * location, when we are ready.
81 JsonBuilderFactory factory = Json.createBuilderFactory(null);
83 JsonObjectBuilder boolBuilder = factory.createObjectBuilder();
85 if(!mustFilters.isEmpty()){
86 JsonArrayBuilder mustArrayBuilder = factory.createArrayBuilder();
88 for (MatchFilterCriteriaEntity matchCriteria : mustFilters) {
89 mustArrayBuilder.add(matchCriteria.getJsonObject());
92 JsonArray mustArray = mustArrayBuilder.build();
93 boolBuilder.add("must", mustArray);
96 if (!shouldFilters.isEmpty()) {
97 JsonArray shouldArray = null;
98 JsonArrayBuilder shouldArrayBuilder = factory.createArrayBuilder();
100 for (MatchFilterCriteriaEntity matchCriteria : shouldFilters) {
101 shouldArrayBuilder.add(matchCriteria.getJsonObject());
104 shouldArray = shouldArrayBuilder.build();
105 boolBuilder.add("should", shouldArray).add("min_should_match", minShouldMatch);
108 JsonObjectBuilder queryObjectBuilder = factory.createObjectBuilder();
111 * If both filter lists are empty then we are doing an aggregation
112 * based off fields. Just match-all for the query.
115 JsonObject matchAllObject = factory.createObjectBuilder().build();
116 queryObjectBuilder.add("match_all", matchAllObject);
118 queryObjectBuilder.add("bool", boolBuilder.build());
121 return queryObjectBuilder.build();