spring_Spring+Hibernate_使用Annotation进行声明式事务管理

红太狼 2022-06-15 05:46 135阅读 0赞

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.xsd
             http://www.springframework.org/schema/context
             http://www.springframework.org/schema/context/spring-context.xsd
             http://www.springframework.org/schema/aop 
             http://www.springframework.org/schema/aop/spring-aop.xsd
             http://www.springframework.org/schema/tx
             http://www.springframework.org/schema/tx/spring-tx.xsd">
    
    	<context:annotation-config />
    	
    	<context:component-scan base-package="com.bjsxt" />
    	
    	<bean
    		class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">
    		<property name="locations" value="classpath:jdbc.properties" />
    	</bean>
    	<bean id="myDataSource" destroy-method="close"
    		class="org.apache.commons.dbcp.BasicDataSource">
    		<property name="driverClassName" 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"
    		class="org.springframework.orm.hibernate3.annotation.AnnotationSessionFactoryBean">
    		<property name="dataSource" ref="myDataSource" />
    		<property name="annotatedClasses">
    			<list>
    				<value>com.bjsxt.model.User</value>
    				<value>com.bjsxt.model.Log</value>
    			</list>
    		</property>
    		<property name="hibernateProperties">
    			<props>
    				<prop key="hibernate.dialect">
    					org.hibernate.dialect.MySQLDialect
    				</prop>
    				<prop key="hibernate.show_sql">true</prop>
    			</props>
    		</property>
    	</bean>
    
    	
    	<bean id="txManager"
    		class="org.springframework.orm.hibernate3.HibernateTransactionManager">
    		<property name="sessionFactory" ref="sessionFactory" />
    	</bean>
    
    	<tx:annotation-driven transaction-manager="txManager" />
    
    </beans>

package com.bjsxt.service;
    
    import javax.annotation.Resource;
    
    import org.springframework.stereotype.Component;
    import org.springframework.transaction.annotation.Transactional;
    
    import com.bjsxt.dao.LogDao;
    import com.bjsxt.dao.UserDao;
    import com.bjsxt.model.Log;
    import com.bjsxt.model.User;
    
    @Component("userService")
    public class UserService {
    	private UserDao userDao;
    	private LogDao logDao;
    
    	public UserDao getUserDao() {
    		return userDao;
    	}
    
    	@Resource(name = "userDaoImpl")
    	public void setUserDao(UserDao userDao) {
    		this.userDao = userDao;
    	}
    
    	public LogDao getLogDao() {
    		return logDao;
    	}
    
    	@Resource(name = "logDaoImpl")
    	public void setLogDao(LogDao logDao) {
    		this.logDao = logDao;
    	}
    
    	@Transactional
    	public void add(User user) {
    		userDao.save(user);
    		Log log = new Log();
    		log.setMesg("use save mesg");
    		logDao.save(log);
    	}
    }

统一事务管理,log抛异常,add内的方法都抛