注解配置事务:
<!-- 启动注入功能 -->>
<context:annotation-config />
<!-- 启动扫描component功能 -->
<context:component-scan base-package="org.mybatis.jpetstore" />
<!-- 启动注解实物配置功能 -->
<tx:annotation-driven transaction-manager="transactionManager" />
<!-- 数据源 -->
<bean id="dataSource" class="org.springframework.jdbc.datasource.DriverManagerDataSource">
<property name="driverClassName" value="com.mysql.jdbc.Driver"></property>
<property name="url" value="jdbc:mysql://localhost:3306/test"></property>
<property name="username" value="root"></property>
<property name="password" value="root"></property>
</bean>
<!-- 事务管理器 -->
<bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
<property name="dataSource" ref="dataSource" />
</bean>
然后再需要配置的地方加上类似于这样的格式即可:
@Transactional(propagation=Propagation.REQUIRED,rollbackFor=Exception.class)
public void userTest() throws Exception {
User u1 = new User();
u1.setUsername("service 添加");
userMapper.insert(u1);
System.out.println("service 添加");
String s = null;
if(s == null){
throw new Exception("自定义异常");
}
u1 = new User();
u1.setUserId(4);
u1.setUsername("service 修改");
userMapper.update(u1);
System.out.println("service 修改");
}
spring注解式事务管理实例
一.spring配置文件
这里使用spring命名空间,如下:
<?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: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"
default-autowire="byName" default-lazy-init="true">
<context:property-placeholder location="classpath:jdbc.properties" />
<bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource"
destroy-method="close">
<property name="driverClassName" value="${jdbc.driverClassName}" />
<property name="url" value="${jdbc.url}" />
<property name="username" value="${jdbc.username}" />
<property name="password" value="${jdbc.password}" />
<property name="initialSize" value="${jdbc.initialSize}" />
<property name="maxActive" value="${jdbc.maxActive}" />
<property name="maxIdle" value="${jdbc.maxIdle}" />
<property name="minIdle" value="${jdbc.minIdle}" />
<property name="maxWait" value="${jdbc.maxWait}" />
</bean>
<!-- 设定transactionManager -->
<bean id="transactionManager"
class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
<property name="dataSource" ref="dataSource" />
</bean>
<!--启动spring注解功能-->
<tx:annotation-driven transaction-manager="transactionManager" />
</beans>
说明:
1.如果事务管理器的id是transactionManager,这里可以不对transaction-manager进行配置,即<tx:annotation-driven />就可以。
2.这个配置是告诉spring在类(接口)层面或者方法层面上检查应用程序上下文中的所有标准了@Transactional的bean,spring将自动把事务通知的内容通知给它。
3.这个通知的事务参数将由@Transactional注释的参数来定义。
4.如果注释的是接口,则该接口的所有实现类都将被事务化。
二.使用@Transactional标注bean
@Transactional(propagation=Propagation.REQUIRED,rollbackFor=Exception.class)
public void method(){}
记得要将这个bean加入到spring上下文中。
一般来说,上述两种事务策略就可以满足要求了,不过需要注意,注解功能的使用需要在项目中加入cglib-nodep-x.x_x.jar
一个典型的Spring的applicationcontext.xml配置文件
<?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: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-2.0.xsd
http://www.springframework.org/schema/tx
http://www.springframework.org/schema/tx/spring-tx-2.0.xsd
http://www.springframework.org/schema/aop
http://www.springframework.org/schema/aop/spring-aop-2.0.xsd">
<bean id="sessionFactory"
class="org.springframework.orm.hibernate3.LocalSessionFactoryBean">
<property name="configLocation"
value="classpath:hibernate.cfg.xml">
</property>
</bean>
<!-- dao -->
<bean id="AdminDAO" class="dao.AdminDAO">
<property name="sessionFactory">
<ref bean="sessionFactory" />
</property>
</bean>
<bean id="OnlineDAO" class="dao.OnlineDAO">
<property name="sessionFactory">
<ref bean="sessionFactory" />
</property>
</bean>
<bean id="BbsDAO" class="dao.BbsDAO">
<property name="sessionFactory">
<ref bean="sessionFactory"/>
</property>
</bean>
<bean id="CustomerDAO" class="dao.CustomerDAO">
<property name="sessionFactory">
<ref bean="sessionFactory" />
</property>
</bean>
<bean id="DongtaiDAO" class="dao.DongtaiDAO">
<property name="sessionFactory">
<ref bean="sessionFactory" />
</property>
</bean>
<bean id="ChanpinDAO" class="dao.ChanpinDAO">
<property name="sessionFactory">
<ref bean="sessionFactory" />
</property>
</bean>
<bean id="DailijiamengDAO" class="dao.DailijiamengDAO">
<property name="sessionFactory">
<ref bean="sessionFactory" />
</property>
</bean>
<!-- 配置TransactionManager -->
<bean id="myTxManager" class="org.springframework.orm.hibernate3.HibernateTransactionManager">
<property name="sessionFactory" ref="sessionFactory" />
</bean>
<!-- 配置事务策略 -->
<tx:advice id="txAdvice" transaction-manager="myTxManager">
<tx:attributes>
<tx:method name="find*" propagation="REQUIRED" read-only="true"/>
<tx:method name="save*" propagation="REQUIRED"/>
<tx:method name="update*" propagation="REQUIRED"/>
<tx:method name="delete*" propagation="REQUIRED"/>
<tx:method name="*" propagation="SUPPORTS" read-only="true" />
</tx:attributes>
</tx:advice>
<aop:config>
<aop:pointcut id="productServiceMethods" expression="execution(* service.*.*(..))" />
<aop:advisor advice-ref="txAdvice" pointcut-ref="productServiceMethods" />
</aop:config>
<bean id="managerSeveice" class="service.managerService">
<property name="adminDAO" ref="AdminDAO"/>
<property name="onlineDAO" ref="OnlineDAO"/>
<property name="bbsDAO" ref="BbsDAO"></property>
<property name="customerDAO" ref="CustomerDAO"></property>
<property name="dongtaiDAO" ref="DongtaiDAO"></property>
<property name="chanpinDAO" ref="ChanpinDAO"></property>
<property name="dailijiamengDAO" ref="DailijiamengDAO"></property>
</bean>
<bean id="base" class="com.lw.struts.action.BaseAction"
abstract="false" lazy-init="default" autowire="default"
dependency-check="default" >
<property name="mgr" ref="managerSeveice"></property>
</bean>
<!-- admin -->
<bean name="/manager_admin"
class="com.lw.struts.action.Manager_adminAction" abstract="false"
lazy-init="default" autowire="default" dependency-check="default">
<property name="mgr" ref="managerSeveice"></property>
</bean>
<bean name="/manager_save_update_admin"
class="com.lw.struts.action.Manager_save_update_adminAction"
abstract="false" lazy-init="default" autowire="default"
dependency-check="default" parent="base">
</bean>
<bean name="/manager_update_admin"
class="com.lw.struts.action.Manager_update_adminAction"
abstract="false" lazy-init="default" autowire="default"
dependency-check="default" parent="base">
</bean>
<!-- online -->
<bean name="/manager_online"
class="com.lw.struts.action.Manager_onlineAction" abstract="false"
lazy-init="default" autowire="default" dependency-check="default" parent="base">
</bean>
<bean name="/manager_delete_online"
class="com.lw.struts.action.Manager_delete_onlineAction" abstract="false"
lazy-init="default" autowire="default" dependency-check="default" parent="base">
</bean>
<bean name="/manager_insert_online"
class="com.lw.struts.action.Manager_insert_onlineAction"
abstract="false" lazy-init="default" autowire="default"
dependency-check="default" parent="base">
</bean>
<!-- bbs -->
<bean name="/manager_bbs"
class="com.lw.struts.action.Manager_bbsAction" abstract="false"
lazy-init="default" autowire="default" dependency-check="default" parent="base">
</bean>
<bean name="/manager_delete_bbs"
class="com.lw.struts.action.Manager_delete_bbsAction" abstract="false"
lazy-init="default" autowire="default" dependency-check="default" parent="base">
</bean>
<bean name="/manager_insert_bbs"
class="com.lw.struts.action.Manager_insert_bbsAction" abstract="false"
lazy-init="default" autowire="default" dependency-check="default" parent="base">
</bean>
<!-- customer -->
<bean name="/manager_customer"
class="com.lw.struts.action.Manager_customerAction" abstract="false"
lazy-init="default" autowire="default" dependency-check="default" parent="base">
</bean>
<bean name="/manager_insert_customer"
class="com.lw.struts.action.Manager_insert_customerAction"
abstract="false" lazy-init="default" autowire="default"
dependency-check="default" parent="base">
</bean>
<bean name="/manager_show_customer"
class="com.lw.struts.action.Manager_show_customerAction"
abstract="false" lazy-init="default" autowire="default"
dependency-check="default" parent="base">
</bean>
<bean name="/manager_delete_customer"
class="com.lw.struts.action.Manager_delete_customerAction"
abstract="false" lazy-init="default" autowire="default"
dependency-check="default" parent="base">
</bean>
<!-- dongtai -->
<bean name="/manager_dongtai"
class="com.lw.struts.action.Manager_dongtaiAction" abstract="false"
lazy-init="default" autowire="default" dependency-check="default" parent="base">
</bean>
<bean name="/manager_insert_dongtai"
class="com.lw.struts.action.Manager_insert_dongtaiAction"
abstract="false" lazy-init="default" autowire="default"
dependency-check="default" parent="base">
</bean>
<bean name="/manager_delete_dongtai"
class="com.lw.struts.action.Manager_delete_dongtaiAction"
abstract="false" lazy-init="default" autowire="default"
dependency-check="default" parent="base">
</bean>
<bean name="/manager_update_dongtai"
class="com.lw.struts.action.Manager_update_dongtaiAction"
abstract="false" lazy-init="default" autowire="default"
dependency-check="default" parent="base">
</bean>
<bean name="/manager_save_update_dongtai"
class="com.lw.struts.action.Manager_save_update_dongtaiAction"
abstract="false" lazy-init="default" autowire="default"
dependency-check="default" parent="base">
</bean>
<!-- chanpin -->
<bean name="/manager_chanpin"
class="com.lw.struts.action.Manager_chanpinAction" abstract="false"
lazy-init="default" autowire="default" dependency-check="default" parent="base">
</bean>
<bean name="/manager_delete_chanpin"
class="com.lw.struts.action.Manager_delete_chanpinAction"
abstract="false" lazy-init="default" autowire="default"
dependency-check="default" parent="base">
</bean>
<bean name="/manager_insert_chanpin"
class="com.lw.struts.action.Manager_insert_chanpinAction"
abstract="false" lazy-init="default" autowire="default"
dependency-check="default" parent="base">
</bean>
<bean name="/manager_update_chanpin"
class="com.lw.struts.action.Manager_update_chanpinAction"
abstract="false" lazy-init="default" autowire="default"
dependency-check="default" parent="base">
</bean>
<bean name="/manager_save_update_chanpin"
class="com.lw.struts.action.Manager_save_update_chanpinAction"
abstract="false" lazy-init="default" autowire="default"
dependency-check="default" parent="base">
</bean>
<!-- dailijiameng -->
<bean name="/manager_dailijiameng"
class="com.lw.struts.action.Manager_dailijiamengAction"
abstract="false" lazy-init="default" autowire="default"
dependency-check="default" parent="base">
</bean>
<bean name="/manager_delete_dailijiameng"
class="com.lw.struts.action.Manager_delete_dailijiamengAction"
abstract="false" lazy-init="default" autowire="default"
dependency-check="default" parent="base">
</bean>
<bean name="/manager_insert_dailijiameng"
class="com.lw.struts.action.Manager_insert_dailijiamengAction"
abstract="false" lazy-init="default" autowire="default"
dependency-check="default" parent="base">
</bean>
<bean name="/manager_update_dailijiameng"
class="com.lw.struts.action.Manager_update_dailijiamengAction"
abstract="false" lazy-init="default" autowire="default"
dependency-check="default" parent="base">
</bean>
<bean name="/manager_save_update_dailijiameng"
class="com.lw.struts.action.Manager_save_update_dailijiamengAction"
abstract="false" lazy-init="default" autowire="default"
dependency-check="default" parent="base">
</bean>
<bean name="/testpage" class="com.lw.struts.action.TestpageAction"
abstract="false" lazy-init="default" autowire="default"
dependency-check="default">
</bean>
<!-- login -->
<bean name="/mlogin" class="com.lw.struts.action.MloginAction"
abstract="false" lazy-init="default" autowire="default"
dependency-check="default" parent="base">
</bean>
</beans>

本文详细介绍了如何使用Spring的注解式事务管理,包括配置文件、使用注解及典型配置文件示例。
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