我正在为我的 AbstractHibernateRepository 保存方法编写单元测试。我正在使用 spring 测试运行程序,但运行时出现以下异常:
org.hibernate.service.UnknownServiceException: Unknown service requested [org.hibernate.engine.jdbc.connections.spi.ConnectionProvider]
at org.hibernate.service.internal.AbstractServiceRegistryImpl.getService(AbstractServiceRegistryImpl.java:201)
My Test:
@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration("file:src/main/webapp/WEB-INF/spring/spring-hibernate.xml")
public class AbstractHibernateRepoTest extends AbstractHibernateRepo<Video> {
@Autowired private SessionFactory sessionFactory;
private Video video;
public AbstractHibernateRepoTest()
{
super(Video.class);
}
@Before
public void setUp ()
{
video = new Video();
video.setId("xyz");
video.setName("Video Name");
video.setSrc("Source");
video.setThumbnail("Thumbnail");
Session session = sessionFactory.openSession();
session.beginTransaction();
session.save(video) ;
session.close();
}
@Test
public void testSaveMethod ()
{
video.setId("asa");
String id = (String) save(video);
Assert.assertEquals(video.getId(), id);
}
@After
public void breakDown ()
{
sessionFactory.close();
}
}
存储库:
@Autowired private SessionFactory sessionFactory;
private final Class<T> clazz;
public AbstractHibernateRepo(Class<T> clazz)
{
this.clazz = clazz;
}
@SuppressWarnings("unchecked")
@Transactional(rollbackFor = HibernateException.class)
@Override
public T findById(Serializable id)
{
if (id == null)
throw new NullPointerException();
return (T) getSessionFactory().getCurrentSession().get(getClazz(), id);
}
@Override
@Transactional(rollbackFor = HibernateException.class)
public Serializable save(T entity)
{
if (entity == null)
throw new NullPointerException();
return getSessionFactory().getCurrentSession().save(entity);
}
@Override
@Transactional(rollbackFor = HibernateException.class)
public void delete(T entity)
{
if (entity == null)
throw new NullPointerException();
getSessionFactory().getCurrentSession().delete(entity);
}
@Override
@Transactional(rollbackFor = HibernateException.class)
public void update(T entity)
{
if (entity == null)
throw new NullPointerException();
getSessionFactory().getCurrentSession().update(entity);
}
}
弹簧配置:
<tx:annotation-driven transaction-manager="transactionManager"/>
<!-- Root Context: defines shared resources visible to all other web components -->
<bean id="dataSource" class="org.apache.commons.dbcp2.BasicDataSource">
<property name="driverClassName" value="org.h2.Driver"/>
<property name="url" value="jdbc:h2:mem:db1;DB_CLOSE_DELAY=-1;MVCC=TRUE"/>
<property name="username" value="someuser"/>
<property name="password" value="somepassword"/>
</bean>
<bean id="sessionFactory" class="org.springframework.orm.hibernate4.LocalSessionFactoryBean">
<property name="dataSource" ref="dataSource"/>
<property name="packagesToScan" value="com.package.model"/>
<property name="hibernateProperties">
<props>
<prop key="hibernate.show_sql">true</prop>
<prop key="hibernate.hbm2ddl.auto">update</prop>
<prop key="hibernate.dialect">org.hibernate.dialect.H2Dialect</prop>
</props>
</property>
</bean>
<bean id="transactionManager" class="org.springframework.orm.hibernate4.HibernateTransactionManager">
<property name="sessionFactory" ref="sessionFactory"/>
<property name="dataSource" ref="dataSource"/>
</bean>
是什么导致了这个问题以及如何解决它?
我可能完全不在这儿,但对我来说,这似乎是一个会话处理异常。在@Before
您打开和关闭会话,然后在save()
您将获得当前会话,这可能是您刚刚关闭的会话,从而导致异常。如果不关闭的话试试是否有效@Before
(我知道这不是解决方案,只是为了测试理论)。您还可以尝试在存储库中打开一个新会话,而不是获取当前会话(也不是解决方案)。与我们的工作测试设置相比,我看到的唯一区别是@Before
我们还调用我们的存储库方法,标记为@Transactional
,而不是直接创建会话。
本文内容由网友自发贡献,版权归原作者所有,本站不承担相应法律责任。如您发现有涉嫌抄袭侵权的内容,请联系:hwhale#tublm.com(使用前将#替换为@)