/*
* Copyright 2017 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
*
* 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.springframework.data.mongodb.repository.support;
import org.springframework.data.domain.Persistable;
import org.springframework.data.mongodb.core.mapping.MongoPersistentEntity;
import org.springframework.data.mongodb.repository.query.MongoEntityInformation;
import org.springframework.util.Assert;
import org.springframework.util.ClassUtils;
/**
* Support class responsible for creating {@link MongoEntityInformation} instances for a given
* {@link MongoPersistentEntity}.
*
* @author Christoph Strobl
* @since 1.10
*/
final class MongoEntityInformationSupport {
private MongoEntityInformationSupport() {}
/**
* Factory method for creating {@link MongoEntityInformation}.
*
* @param entity must not be {@literal null}.
* @param idType can be {@literal null}.
* @return never {@literal null}.
*/
@SuppressWarnings("unchecked")
static <T, ID> MongoEntityInformation<T, ID> entityInformationFor(MongoPersistentEntity<?> entity, Class<?> idType) {
Assert.notNull(entity, "Entity must not be null!");
MappingMongoEntityInformation<T, ID> entityInformation = new MappingMongoEntityInformation<T, ID>(
(MongoPersistentEntity<T>) entity, (Class<ID>) idType);
return ClassUtils.isAssignable(Persistable.class, entity.getType())
? new PersistableMongoEntityInformation<T, ID>(entityInformation) : entityInformation;
}
}