Java 冬眠+;Spring会话工厂配置
配置SessionFactory的正确方法是什么 如果我这样做:Java 冬眠+;Spring会话工厂配置,java,spring,hibernate,sessionfactory,Java,Spring,Hibernate,Sessionfactory,配置SessionFactory的正确方法是什么 如果我这样做: <tx:annotation-driven transaction-manager="transactionManager" /> <bean id="sessionFactory" class="org.springframework.orm.hibernate5.LocalSessionFactoryBean" p:dataSource-ref="dataSource"
<tx:annotation-driven transaction-manager="transactionManager" />
<bean id="sessionFactory" class="org.springframework.orm.hibernate5.LocalSessionFactoryBean"
p:dataSource-ref="dataSource"
p:packagesToScan="ua.com.javer.flowerexpert"/>
<bean id="transactionManager" class="org.springframework.orm.hibernate5.HibernateTransactionManager"
p:sessionFactory-ref="sessionFactory" />
如果我改为注释SessionFactoryBean
:
<bean id="sessionFactory" class="org.springframework.orm.hibernate3.annotation.AnnotationSessionFactoryBean"
p:dataSource-ref="dataSource"
p:packagesToScan="ua.com.javer.flowerexpert"/>
即使在一些较旧的项目中,hibernate3.annotation.AnnotationSessionFactoryBean
也可以正常工作
Mypom.xml
包含:
<dependency>
<groupId>org.hibernate</groupId>
<artifactId>hibernate-core</artifactId>
<version>5.0.1.Final</version>
<exclusions>
<exclusion>
<groupId>org.hibernate.javax.persistence</groupId>
<artifactId>hibernate-jpa-2.1-api</artifactId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>org.hibernate</groupId>
<artifactId>hibernate-entitymanager</artifactId>
<version>5.0.1.Final</version>
</dependency>
<dependency>
<groupId>c3p0</groupId>
<artifactId>c3p0</artifactId>
<version>0.9.1.2</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-orm</artifactId>
<version>${spring.version}</version>
</dependency>
org.hibernate
冬眠核心
5.0.1.最终版本
org.hibernate.javax.persistence
hibernate-jpa-2.1-api
org.hibernate
休眠实体管理器
5.0.1.最终版本
c3p0
c3p0
0.9.1.2
org.springframework
春季甲虫
${spring.version}
这是我的服务课程:
@Service("colorsService")
@Transactional
public class ColorsService {
@Autowired
private ColorDao colorDao;
public List<Color> getAllColors() {
return colorDao.getAllColors();
}
}
@Service(“colorsService”)
@交易的
公共类颜色服务{
@自动连线
私人色彩刀;
公共列表getAllColors(){
返回colorDao.getAllColors();
}
}
这是道:
@Component
@Repository("colorDao")
public class ColorDaoHibernate implements ColorDao {
@Autowired
private SessionFactory sessionFactory;
public ColorDaoHibernate() {
}
@Override
public List<Color> getAllColors() {
Session session = sessionFactory.getCurrentSession();
// StatelessSession session = sessionFactory.openStatelessSession();
Query query = session.createQuery("FROM Color");
return query.list();
}
}
@组件
@存储库(“colorDao”)
公共类ColorDaoHibernate实现ColorDao{
@自动连线
私人会话工厂会话工厂;
public-hibernate(){
}
@凌驾
公共列表getAllColors(){
Session Session=sessionFactory.getCurrentSession();
//无状态会话=sessionFactory.openStatelessSession();
Query=session.createQuery(“从颜色”);
返回query.list();
}
}
注意:
如果我使用sessionFactory.openstatesession()hibernate5。会话配置中的LocalSessionFactoryBean
不会导致问题
但关键是-我想使用sessionFactory.getCurrentSession()代码>
如何实现这一点?希望您在spring配置文件中启用了支持。如果没有,请使用
另外,声明transactionManager
,如下所示:
<bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
<property name="dataSource" ref="dataSource"/>
</bean>
并将其添加到ColorDaoHibernate
:
@Repository("colorDao")
public class ColorDaoHibernate implements ColorDao {
@Autowired
private SessionFactory sessionFactory;
public ColorDaoHibernate() {
}
@Transactional
@Override
public List<Color> getAllColors() {
Session session = sessionFactory.getCurrentSession();
// StatelessSession session = sessionFactory.openStatelessSession();
Query query = session.createQuery("FROM Color");
return query.list();
}
}
好的,问题解决了强>
在我的mvc dispatcher servlet.xml中,我有:
<context:component-scan base-package="ua.com.javer.flowerexpert" />
只扫描ua.com.javer.flowerexpert.controller
包(而不是dao)。现在它开始工作了。添加了hibernateProps-得到了一个新的异常:org.hibernate.HibernateException:createQuery在没有活动事务的情况下无效
,我有一个mvc-dispatcher-servlet.xml文件。谢谢,@arbit!问题解决了。我现在就给你答案
@Service("colorsService")
public class ColorsService {
@Autowired
private ColorDao colorDao;
public List<Color> getAllColors() {
return colorDao.getAllColors();
}
}
@Repository("colorDao")
public class ColorDaoHibernate implements ColorDao {
@Autowired
private SessionFactory sessionFactory;
public ColorDaoHibernate() {
}
@Transactional
@Override
public List<Color> getAllColors() {
Session session = sessionFactory.getCurrentSession();
// StatelessSession session = sessionFactory.openStatelessSession();
Query query = session.createQuery("FROM Color");
return query.list();
}
}
<bean id="hibernateProps"
class="org.springframework.beans.factory.config.PropertiesFactoryBean">
<property name="properties">
<props>
<prop key="hibernate.current_session_context_class">thread</prop>
</props>
</property>
</bean>
<bean id="sessionFactory"
class="org.springframework.orm.hibernate5.LocalSessionFactoryBean"
p:dataSource-ref="dataSource" p:packagesToScan="ua.com.javer.flowerexpert"
p:hibernateProperties-ref="hibernateProps" />
<context:component-scan base-package="ua.com.javer.flowerexpert" />
<context:component-scan base-package="ua.com.javer.flowerexpert.dao"/>
<context:component-scan base-package="ua.com.javer.flowerexpert.controller" />