JpaConfiguration.java

/*
 * Source code generated by Celerio, a Jaxio product.
 * Documentation: http://www.jaxio.com/documentation/celerio/
 * Follow us on twitter: @jaxiosoft
 * Need commercial support ? Contact us: info@jaxio.com
 * Template pack-backend-jpa:src/main/java/configuration/JpaConfiguration.p.vm.java
 * Template is part of Open Source Project: https://github.com/jaxio/pack-backend-jpa
 */
package demo;

import org.hibernate.SessionFactory;
import org.hibernate.jpa.HibernateEntityManagerFactory;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.dao.annotation.PersistenceExceptionTranslationPostProcessor;
import org.springframework.orm.jpa.JpaTransactionManager;
import org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean;
import org.springframework.orm.jpa.vendor.HibernateJpaVendorAdapter;

import javax.annotation.Resource;
import javax.sql.DataSource;
import java.util.Properties;

@Configuration
public class JpaConfiguration {

    @Resource(name = "dataSource")
    private DataSource dataSource;

    /**
     * Enable exception translation for beans annotated with @Repository
     */
    @Bean
    public PersistenceExceptionTranslationPostProcessor exceptionTranslation() {
        return new PersistenceExceptionTranslationPostProcessor();
    }

    /**
     * @see http://www.springframework.org/docs/reference/transaction.html
     */
    @Bean
    public JpaTransactionManager transactionManager() {
        return new JpaTransactionManager();
    }

    /**
     * Build the entity manager with Hibernate as a provider.
     */
    @Bean
    public LocalContainerEntityManagerFactoryBean entityManagerFactory() {
        LocalContainerEntityManagerFactoryBean emf = new LocalContainerEntityManagerFactoryBean();
        emf.setDataSource(dataSource);
        // We set the persistenceXmlLocation to a different name to make it work on JBoss.
        emf.setPersistenceXmlLocation("classpath:META-INF/persistence.xml");
        emf.setPersistenceUnitName("demoPU");
        emf.setJpaVendorAdapter(new HibernateJpaVendorAdapter());
        return emf;
    }
}