PersistenceConfig.java

/*
 * Copyright 2014 The Sculptor Project Team, including 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.sculptor.examples.boot.config;

import javax.persistence.EntityManagerFactory;
import javax.sql.DataSource;

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Profile;
import org.springframework.context.annotation.PropertySource;
import org.springframework.core.Ordered;
import org.springframework.core.annotation.Order;
import org.springframework.dao.annotation.PersistenceExceptionTranslationPostProcessor;
import org.springframework.orm.jpa.JpaTransactionManager;
import org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean;
import org.springframework.transaction.PlatformTransactionManager;
import org.springframework.transaction.annotation.EnableTransactionManagement;

@Configuration
@PropertySource(value = { "classpath:/generated-spring.properties", "classpath:/spring.properties" }, ignoreResourceNotFound = true)
@EnableTransactionManagement(order = 1)
/*
 * We need to be configured at last because our entityManagerFactory has to
 * override the one provided by Spring Boot HibernateJpaAutoConfiguration
 */
@Order(Ordered.LOWEST_PRECEDENCE)
public class PersistenceConfig {

	@Profile("!test")
	@Bean
	public LocalContainerEntityManagerFactoryBean entityManagerFactory(DataSource dataSource) {
		final LocalContainerEntityManagerFactoryBean emfBean = new LocalContainerEntityManagerFactoryBean();
		emfBean.setDataSource(dataSource);
		return emfBean;
	}

	@Bean(name = { "transactionManager", "txManager" })
	public PlatformTransactionManager transactionManager(EntityManagerFactory emf) throws Exception {
		final JpaTransactionManager transactionManager = new JpaTransactionManager();
		transactionManager.setEntityManagerFactory(emf);
		return transactionManager;
	}

	@Bean
	public static PersistenceExceptionTranslationPostProcessor exceptionTranslation() {
		return new PersistenceExceptionTranslationPostProcessor();
	}

}