001/*
002 * Copyright 2012-2018 the original author or authors.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *      http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016
017package org.springframework.boot.autoconfigure.data.elasticsearch;
018
019import org.elasticsearch.client.Client;
020
021import org.springframework.boot.autoconfigure.AutoConfigureAfter;
022import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
023import org.springframework.boot.autoconfigure.condition.ConditionalOnBean;
024import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
025import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
026import org.springframework.context.annotation.Bean;
027import org.springframework.context.annotation.Configuration;
028import org.springframework.data.elasticsearch.core.ElasticsearchTemplate;
029import org.springframework.data.elasticsearch.core.convert.ElasticsearchConverter;
030import org.springframework.data.elasticsearch.core.convert.MappingElasticsearchConverter;
031import org.springframework.data.elasticsearch.core.mapping.SimpleElasticsearchMappingContext;
032import org.springframework.data.elasticsearch.repository.config.EnableElasticsearchRepositories;
033
034/**
035 * {@link EnableAutoConfiguration Auto-configuration} for Spring Data's Elasticsearch
036 * support.
037 * <p>
038 * Registers an {@link ElasticsearchTemplate} if no other bean of the same type is
039 * configured.
040 *
041 * @author Artur Konczak
042 * @author Mohsin Husen
043 * @see EnableElasticsearchRepositories
044 * @since 1.1.0
045 */
046@Configuration
047@ConditionalOnClass({ Client.class, ElasticsearchTemplate.class })
048@AutoConfigureAfter(ElasticsearchAutoConfiguration.class)
049public class ElasticsearchDataAutoConfiguration {
050
051        @Bean
052        @ConditionalOnMissingBean
053        @ConditionalOnBean(Client.class)
054        public ElasticsearchTemplate elasticsearchTemplate(Client client,
055                        ElasticsearchConverter converter) {
056                try {
057                        return new ElasticsearchTemplate(client, converter);
058                }
059                catch (Exception ex) {
060                        throw new IllegalStateException(ex);
061                }
062        }
063
064        @Bean
065        @ConditionalOnMissingBean
066        public ElasticsearchConverter elasticsearchConverter(
067                        SimpleElasticsearchMappingContext mappingContext) {
068                return new MappingElasticsearchConverter(mappingContext);
069        }
070
071        @Bean
072        @ConditionalOnMissingBean
073        public SimpleElasticsearchMappingContext mappingContext() {
074                return new SimpleElasticsearchMappingContext();
075        }
076
077}