spring-data-elasticsearch ElasticsearchEntityInformationCreatorImpl 源码
spring-data-elasticsearch ElasticsearchEntityInformationCreatorImpl 代码
文件路径：/src/main/java/org/springframework/data/elasticsearch/repository/support/ElasticsearchEntityInformationCreatorImpl.java
/*
* Copyright 2013-2022 the original author or authors.
*
* Licensed 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
*
* https://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.springframework.data.elasticsearch.repository.support;
import org.springframework.data.elasticsearch.core.mapping.ElasticsearchPersistentEntity;
import org.springframework.data.elasticsearch.core.mapping.ElasticsearchPersistentProperty;
import org.springframework.data.mapping.context.MappingContext;
import org.springframework.util.Assert;
/**
* ElasticsearchEntityInformationCreatorImpl
*
* @author Rizwan Idrees
* @author Mohsin Husen
* @author Oliver Gierke
* @author Mark Paluch
* @author Christoph Strobl
*/
public class ElasticsearchEntityInformationCreatorImpl implements ElasticsearchEntityInformationCreator {
private final MappingContext<? extends ElasticsearchPersistentEntity<?>, ElasticsearchPersistentProperty> mappingContext;
public ElasticsearchEntityInformationCreatorImpl(
MappingContext<? extends ElasticsearchPersistentEntity<?>, ElasticsearchPersistentProperty> mappingContext) {
Assert.notNull(mappingContext, "MappingContext must not be null!");
this.mappingContext = mappingContext;
}
@Override
@SuppressWarnings("unchecked")
public <T, ID> ElasticsearchEntityInformation<T, ID> getEntityInformation(Class<T> domainClass) {
ElasticsearchPersistentEntity<T> persistentEntity = (ElasticsearchPersistentEntity<T>) mappingContext
.getRequiredPersistentEntity(domainClass);
Assert.notNull(persistentEntity, String.format("Unable to obtain mapping metadata for %s!", domainClass));
Assert.notNull(persistentEntity.getIdProperty(), String.format("No id property found for %s!", domainClass));
return new MappingElasticsearchEntityInformation<>(persistentEntity);
}
}
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