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50 lines (40 loc) · 1.46 KB
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/*
* Copyright 2021 Infosys Ltd.
* Use of this source code is governed by GNU General Public License version 2
* that can be found in the LICENSE file or at
* https://opensource.org/licenses/GPL-2.0
*/
package com.infy.utils;
import java.util.List;
import org.elasticsearch.index.query.BoolQueryBuilder;
import org.elasticsearch.index.query.DisMaxQueryBuilder;
import org.elasticsearch.index.query.QueryBuilder;
import org.elasticsearch.index.query.QueryBuilders;
public class QueryUtils {
public static QueryBuilder createMatchQueryBuilder(String fieldName, String value) {
return QueryBuilders.matchQuery(fieldName, value);
}
public static QueryBuilder createTermQueryBuilder(String fieldName, String value) {
return QueryBuilders.termQuery(fieldName, value);
}
public static QueryBuilder createMatchQueryBuilder(String fieldName, String value, float weightage) {
return QueryBuilders.matchQuery(fieldName, value).boost(weightage);
}
public static QueryBuilder mergeQueries(List<QueryBuilder> queries) {
return createDisMaxQuery(queries);
}
public static QueryBuilder createDisMaxQuery(List<QueryBuilder> queries) {
DisMaxQueryBuilder query = QueryBuilders.disMaxQuery();
for (QueryBuilder q : queries) {
query.add(q);
}
return query;
}
public static QueryBuilder createBooleanMustQuery(List<QueryBuilder> queries) {
BoolQueryBuilder query = QueryBuilders.boolQuery();
for (QueryBuilder q : queries) {
query.must(q);
}
return query;
}
}