| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.apache.skywalking.library.elasticsearch.requests.search; |
| |
| import com.google.common.collect.ImmutableList; |
| |
| import static com.google.common.collect.ImmutableList.toImmutableList; |
| import static java.util.Objects.requireNonNull; |
| |
| public final class BoolQueryBuilder implements QueryBuilder { |
| private ImmutableList.Builder<QueryBuilder> must; |
| private ImmutableList.Builder<QueryBuilder> mustNot; |
| private ImmutableList.Builder<QueryBuilder> should; |
| private ImmutableList.Builder<QueryBuilder> shouldNot; |
| |
| BoolQueryBuilder() { |
| } |
| |
| public BoolQueryBuilder must(QueryBuilder queryBuilder) { |
| requireNonNull(queryBuilder, "queryBuilder"); |
| must().add(queryBuilder); |
| return this; |
| } |
| |
| public BoolQueryBuilder mustNot(QueryBuilder queryBuilder) { |
| requireNonNull(queryBuilder, "queryBuilder"); |
| mustNot().add(queryBuilder); |
| return this; |
| } |
| |
| public BoolQueryBuilder should(QueryBuilder queryBuilder) { |
| requireNonNull(queryBuilder, "queryBuilder"); |
| should().add(queryBuilder); |
| return this; |
| } |
| |
| public BoolQueryBuilder shouldNot(QueryBuilder queryBuilder) { |
| requireNonNull(queryBuilder, "queryBuilder"); |
| shouldNot().add(queryBuilder); |
| return this; |
| } |
| |
| private ImmutableList.Builder<QueryBuilder> must() { |
| if (must == null) { |
| must = ImmutableList.builder(); |
| } |
| return must; |
| } |
| |
| private ImmutableList.Builder<QueryBuilder> mustNot() { |
| if (mustNot == null) { |
| mustNot = ImmutableList.builder(); |
| } |
| return mustNot; |
| } |
| |
| private ImmutableList.Builder<QueryBuilder> should() { |
| if (should == null) { |
| should = ImmutableList.builder(); |
| } |
| return should; |
| } |
| |
| private ImmutableList.Builder<QueryBuilder> shouldNot() { |
| if (shouldNot == null) { |
| shouldNot = ImmutableList.builder(); |
| } |
| return shouldNot; |
| } |
| |
| @Override |
| public Query build() { |
| final ImmutableList<Query> must; |
| if (this.must == null) { |
| must = null; |
| } else { |
| must = this.must.build().stream() |
| .map(QueryBuilder::build) |
| .collect(toImmutableList()); |
| } |
| final ImmutableList<Query> should; |
| if (this.should == null) { |
| should = null; |
| } else { |
| should = this.should.build().stream() |
| .map(QueryBuilder::build) |
| .collect(toImmutableList()); |
| } |
| final ImmutableList<Query> mustNot; |
| if (this.mustNot == null) { |
| mustNot = null; |
| } else { |
| mustNot = this.mustNot.build().stream() |
| .map(QueryBuilder::build) |
| .collect(toImmutableList()); |
| } |
| final ImmutableList<Query> shouldNot; |
| if (this.shouldNot == null) { |
| shouldNot = null; |
| } else { |
| shouldNot = this.shouldNot.build().stream() |
| .map(QueryBuilder::build) |
| .collect(toImmutableList()); |
| } |
| return new BoolQuery(must, mustNot, should, shouldNot); |
| } |
| } |