spring2.5.6整合hibernate3.3.2_Annotation声明式事务管理-第二节
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?二、按画红线处依次贴出代码
UserDAOImpl.java
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package com.iskyshop.dao.impl;import javax.annotation.Resource;import org.hibernate.Session;import org.hibernate.SessionFactory;import org.springframework.stereotype.Component;import com.iskyshop.dao.UserDAO;import com.iskyshop.model.User;@Componentpublic class UserDAOImpl implements UserDAO {@Resourceprivate SessionFactory sessionFactory;public SessionFactory getSessionFactory() {return sessionFactory;}public void setSessionFactory(SessionFactory sessionFactory) {this.sessionFactory = sessionFactory;}@Overridepublic void saveUser(User user) {// TODO Auto-generated method stubSession session = sessionFactory.getCurrentSession();session.save(user);//Session session = sessionFactory.openSession();//session.beginTransaction();//session.save(user);//session.getTransaction().commit();}}?UserServiceImpl.java
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package com.iskyshop.service.impl;import javax.annotation.Resource;import org.springframework.stereotype.Service;import org.springframework.transaction.annotation.Transactional;import com.iskyshop.dao.UserDAO;import com.iskyshop.model.User;import com.iskyshop.service.UserService;@Service@Transactionalpublic class UserServiceImpl implements UserService{@Resourceprivate UserDAO userDAO;public UserDAO getUserDAO() {return userDAO;}public void setUserDAO(UserDAO userDAO) {this.userDAO = userDAO;}@Overridepublic void saveUser(User user) {// TODO Auto-generated method stubuserDAO.saveUser(user);}}?Test.java
package com.iskyshop.test;import java.util.Date;import org.springframework.context.ApplicationContext;import org.springframework.context.support.ClassPathXmlApplicationContext;import com.iskyshop.model.User;import com.iskyshop.service.UserService;public class Test {public static void main(String args[]){ApplicationContext ctx = new ClassPathXmlApplicationContext("beans.xml");//因为动态代理是根据接口来动态生成 如果使用转换 会导致方法的丢失,所以下边这段代码应改为。//UserServiceImpl usi = (UserServiceImpl) ctx.getBean("userServiceImpl");UserService usi = (UserService) ctx.getBean("userServiceImpl");User user = new User();user.setUsername("iskyshop");user.setPassword("www.iskyshop.com");user.setAddTime(new Date());usi.saveUser(user);}}?beans.xml
<?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"xmlns:aop="http://www.springframework.org/schema/aop" xmlns:tx="http://www.springframework.org/schema/tx"xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.5.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-2.5.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-2.5.xsd http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-2.5.xsd"><context:annotation-config /><context:component-scan base-package="com.iskyshop" /><!--配置数据源 --><beandestroy-method="close"value="${jdbc.driverClassName}" /><property name="url" value="${jdbc.url}" /><property name="username" value="${jdbc.username}" /><property name="password" value="${jdbc.password}" /></bean><bean id="sessionFactory"ref="dataSource" /><property name="packagesToScan" value="com.iskyshop.model"></property><property name="hibernateProperties"><props><prop key="hibernate.dialect">org.hibernate.dialect.MySQLDialect</prop><prop key="hibernate.show_sql">true</prop><prop key="hibernate.format_sql">true</prop><prop key="hibernate.hbm2ddl.auto">update</prop><prop key="hibernate.jdbc.batch_size">20</prop></props></property></bean><!-- 声明式事务管理 --><bean id="txManager"ref="sessionFactory" /></bean><tx:annotation-driven transaction-manager="txManager" /></beans>?