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BAEL-592 Guide to Hibernate 5 with Spring (#3346)

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markusgulden 2018-01-03 14:07:02 +01:00 committed by Grzegorz Piwowarek
parent 0659c76908
commit 2ded3d36d9
8 changed files with 258 additions and 0 deletions
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39
persistence-modules/spring-hibernate-5/src/main/java/com/baeldung/hibernate/bootstrap/BarHibernateDAO.java Normal file
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package com.baeldung.hibernate.bootstrap;
import com.baeldung.hibernate.bootstrap.model.TestEntity;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.springframework.beans.factory.annotation.Autowired;
public abstract class BarHibernateDAO {
@Autowired
private SessionFactory sessionFactory;
public TestEntity findEntity(int id) {
return getCurrentSession().find(TestEntity.class, 1);
}
public void createEntity(TestEntity entity) {
getCurrentSession().save(entity);
}
public void createEntity(int id, String newDescription) {
TestEntity entity = findEntity(id);
entity.setDescription(newDescription);
getCurrentSession().save(entity);
}
public void deleteEntity(int id) {
TestEntity entity = findEntity(id);
getCurrentSession().delete(entity);
}
protected Session getCurrentSession() {
return sessionFactory.getCurrentSession();
}
}

61
persistence-modules/spring-hibernate-5/src/main/java/com/baeldung/hibernate/bootstrap/HibernateConf.java Normal file
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package com.baeldung.hibernate.bootstrap;
import com.google.common.base.Preconditions;
import org.apache.tomcat.dbcp.dbcp2.BasicDataSource;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.PropertySource;
import org.springframework.core.env.Environment;
import org.springframework.orm.hibernate5.HibernateTransactionManager;
import org.springframework.orm.hibernate5.LocalSessionFactoryBean;
import org.springframework.transaction.PlatformTransactionManager;
import org.springframework.transaction.annotation.EnableTransactionManagement;
import javax.sql.DataSource;
import java.util.Properties;
@Configuration
@EnableTransactionManagement
@PropertySource({ "classpath:persistence-h2.properties" })
public class HibernateConf {
@Autowired
private Environment env;
@Bean
public LocalSessionFactoryBean sessionFactory() {
final LocalSessionFactoryBean sessionFactory = new LocalSessionFactoryBean();
sessionFactory.setDataSource(dataSource());
sessionFactory.setPackagesToScan(new String[] { "com.baeldung.hibernate.bootstrap.model" });
sessionFactory.setHibernateProperties(hibernateProperties());
return sessionFactory;
}
@Bean
public DataSource dataSource() {
final BasicDataSource dataSource = new BasicDataSource();
dataSource.setDriverClassName(Preconditions.checkNotNull(env.getProperty("jdbc.driverClassName")));
dataSource.setUrl(Preconditions.checkNotNull(env.getProperty("jdbc.url")));
dataSource.setUsername(Preconditions.checkNotNull(env.getProperty("jdbc.user")));
dataSource.setPassword(Preconditions.checkNotNull(env.getProperty("jdbc.pass")));
return dataSource;
}
@Bean
public PlatformTransactionManager hibernateTransactionManager() {
final HibernateTransactionManager transactionManager = new HibernateTransactionManager();
transactionManager.setSessionFactory(sessionFactory().getObject());
return transactionManager;
}
private final Properties hibernateProperties() {
final Properties hibernateProperties = new Properties();
hibernateProperties.setProperty("hibernate.hbm2ddl.auto", env.getProperty("hibernate.hbm2ddl.auto"));
hibernateProperties.setProperty("hibernate.dialect", env.getProperty("hibernate.dialect"));
return hibernateProperties;
}
}

24
persistence-modules/spring-hibernate-5/src/main/java/com/baeldung/hibernate/bootstrap/HibernateXMLConf.java Normal file
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package com.baeldung.hibernate.bootstrap;
import com.google.common.base.Preconditions;
import org.apache.tomcat.dbcp.dbcp2.BasicDataSource;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.ImportResource;
import org.springframework.context.annotation.PropertySource;
import org.springframework.core.env.Environment;
import org.springframework.orm.hibernate5.HibernateTransactionManager;
import org.springframework.orm.hibernate5.LocalSessionFactoryBean;
import org.springframework.transaction.PlatformTransactionManager;
import org.springframework.transaction.annotation.EnableTransactionManagement;
import javax.sql.DataSource;
import java.util.Properties;
@Configuration
@EnableTransactionManagement
@ImportResource({ "classpath:hibernate5Configuration.xml" })
public class HibernateXMLConf {
}

29
persistence-modules/spring-hibernate-5/src/main/java/com/baeldung/hibernate/bootstrap/model/TestEntity.java Normal file
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package com.baeldung.hibernate.bootstrap.model;
import javax.persistence.Entity;
import javax.persistence.Id;
@Entity
public class TestEntity {
private int id;
private String description;
@Id
public int getId() {
return id;
}
public void setId(int id) {
this.id = id;
}
public String getDescription() {
return description;
}
public void setDescription(String description) {
this.description = description;
}
}

30
persistence-modules/spring-hibernate-5/src/main/resources/hibernate5Configuration.xml Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:context="http://www.springframework.org/schema/context"
xsi:schemaLocation="
http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd">
<context:property-placeholder location="classpath:persistence-h2.properties"/>
<bean id="sessionFactory" class="org.springframework.orm.hibernate5.LocalSessionFactoryBean">
<property name="dataSource" ref="dataSource"/>
<property name="packagesToScan" value="com.baeldung.hibernate.bootstrap.model"/>
<property name="hibernateProperties">
<props>
<prop key="hibernate.hbm2ddl.auto">${hibernate.hbm2ddl.auto}</prop>
<prop key="hibernate.dialect">${hibernate.dialect}</prop>
</props>
</property>
</bean>
<bean id="dataSource" class="org.apache.tomcat.dbcp.dbcp2.BasicDataSource">
<property name="driverClassName" value="${jdbc.driverClassName}"/>
<property name="url" value="${jdbc.url}"/>
<property name="username" value="${jdbc.user}"/>
<property name="password" value="${jdbc.pass}"/>
</bean>
<bean id="txManager" class="org.springframework.orm.hibernate5.HibernateTransactionManager">
<property name="sessionFactory" ref="sessionFactory"/>
</bean>
</beans>

1
persistence-modules/spring-hibernate-5/src/main/resources/persistence-h2.properties
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jdbc.driverClassName=org.h2.Driver
jdbc.url=jdbc:h2:mem:db;DB_CLOSE_DELAY=-1
jdbc.eventGeneratedId=sa
jdbc.user=sa
jdbc.pass=sa
# hibernate.X

38
persistence-modules/spring-hibernate-5/src/test/java/com/baeldung/hibernate/bootstrap/HibernateBootstrapIntegrationTest.java Normal file
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package com.baeldung.hibernate.bootstrap;
import com.baeldung.hibernate.bootstrap.model.TestEntity;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
import org.springframework.test.context.support.AnnotationConfigContextLoader;
import org.springframework.transaction.annotation.Transactional;
@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration(classes = { HibernateConf.class })
@Transactional
public class HibernateBootstrapIntegrationTest {
@Autowired
private SessionFactory sessionFactory;
@Test
public void whenBootstrapHibernateSession_thenNoException() {
Session session = sessionFactory.getCurrentSession();
TestEntity newEntity = new TestEntity();
newEntity.setId(1);
session.save(newEntity);
TestEntity searchEntity = session.find(TestEntity.class, 1);
Assert.assertNotNull(searchEntity);
}
}

36
persistence-modules/spring-hibernate-5/src/test/java/com/baeldung/hibernate/bootstrap/HibernateXMLBootstrapIntegrationTest.java Normal file
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package com.baeldung.hibernate.bootstrap;
import com.baeldung.hibernate.bootstrap.model.TestEntity;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.junit.Assert;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
import org.springframework.transaction.annotation.Transactional;
@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration(classes = { HibernateXMLConf.class })
@Transactional
public class HibernateXMLBootstrapIntegrationTest {
@Autowired
private SessionFactory sessionFactory;
@Test
public void whenBootstrapHibernateSession_thenNoException() {
Session session = sessionFactory.getCurrentSession();
TestEntity newEntity = new TestEntity();
newEntity.setId(1);
session.save(newEntity);
TestEntity searchEntity = session.find(TestEntity.class, 1);
Assert.assertNotNull(searchEntity);
}
}