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JpaRepositoryFactoryBean.java
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JpaRepositoryFactoryBean.java
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/*
* Copyright 2008-2014 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.jpa.repository.support;
import java.io.Serializable;
import javax.persistence.EntityManager;
import javax.persistence.PersistenceContext;
import org.springframework.data.mapping.context.MappingContext;
import org.springframework.data.repository.Repository;
import org.springframework.data.repository.core.support.RepositoryFactorySupport;
import org.springframework.data.repository.core.support.TransactionalRepositoryFactoryBeanSupport;
import org.springframework.util.Assert;
/**
* Special adapter for Springs {@link org.springframework.beans.factory.FactoryBean} interface to allow easy setup of
* repository factories via Spring configuration.
*
* @author Oliver Gierke
* @author Eberhard Wolff
* @param <T> the type of the repository
*/
public class JpaRepositoryFactoryBean<T extends Repository<S, ID>, S, ID extends Serializable>
extends TransactionalRepositoryFactoryBeanSupport<T, S, ID> {
private EntityManager entityManager;
/**
* Creates a new {@link JpaRepositoryFactoryBean} for the given repository interface.
*
* @param repositoryInterface must not be {@literal null}.
*/
public JpaRepositoryFactoryBean(Class<? extends T> repositoryInterface) {
super(repositoryInterface);
}
/**
* The {@link EntityManager} to be used.
*
* @param entityManager the entityManager to set
*/
@PersistenceContext
public void setEntityManager(EntityManager entityManager) {
this.entityManager = entityManager;
}
/*
* (non-Javadoc)
* @see org.springframework.data.repository.core.support.RepositoryFactoryBeanSupport#setMappingContext(org.springframework.data.mapping.context.MappingContext)
*/
@Override
public void setMappingContext(MappingContext<?, ?> mappingContext) {
super.setMappingContext(mappingContext);
}
/*
* (non-Javadoc)
*
* @see org.springframework.data.repository.support.
* TransactionalRepositoryFactoryBeanSupport#doCreateRepositoryFactory()
*/
@Override
protected RepositoryFactorySupport doCreateRepositoryFactory() {
return createRepositoryFactory(entityManager);
}
/**
* Returns a {@link RepositoryFactorySupport}.
*
* @param entityManager
* @return
*/
protected RepositoryFactorySupport createRepositoryFactory(EntityManager entityManager) {
return new JpaRepositoryFactory(entityManager);
}
/*
* (non-Javadoc)
*
* @see
* org.springframework.beans.factory.InitializingBean#afterPropertiesSet()
*/
@Override
public void afterPropertiesSet() {
Assert.notNull(entityManager, "EntityManager must not be null!");
super.afterPropertiesSet();
}
}