用@Transactional注脚声明式地管理事务

用@Transactional注解声明式地管理事务

<beans xmlns="http://www.springframework.org/schema/beans"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 
	xmlns:p="http://www.springframework.org/schema/p"
	xmlns:context="http://www.springframework.org/schema/context" 
	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">
	<!-- 启用注解扫描 -->
	<context:annotation-config/>

	<!-- 配置事物管理器，统一管理SessionFactory事物 -->
	<bean id="txManager"
		class="org.springframework.orm.hibernate3.HibernateTransactionManager">
		<property name="sessionFactory" ref="sessionFactory"></property>
	</bean>
	<!-- 启用事物注解 -->
	<tx:annotation-driven transaction-manager="txManager" />

@Transactional
public class EmployeeService implements EmployeeServiceInter {
	private SessionFactory sessionFactory;
	public void addEmployee(Employee employee) {
		// TODO Auto-generated method stub
		sessionFactory.getCurrentSession().save(employee);
	}
}