【Spring第十一篇】Transaction

谁借莪１个温暖的怀抱￠ 2023-09-29 10:08 6阅读 0赞

### Transaction ###

`当我们在编写数据增删改的时候，如果没有设置提交事务，即使运行成功，它的数据还是不会提交到数据库中，这时我们如何在不改变业务层源代码的情况下对事务进行提交呢？ AOP 切面编程`

`spring整合mybatis的配置文件09有，这里不再编写`

但是我们需要增加aop,对增删改进行提交事务

<?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-3.0.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">
    
    
    
    
        <bean id="dataSource" class="org.springframework.jdbc.datasource.DriverManagerDataSource">
            <property name="driverClassName" value="com.mysql.cj.jdbc.Driver"/>
            <property name="url" value="jdbc:mysql://localhost:3306/mybatis?useSSL=true&useUnicode=true&characterEncoding=utf-8"/>
            <property name="username" value="root"/>
            <property name="password" value="123456"/>
        </bean>
    
    
    
    
        <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
            <property name="dataSource" ref="dataSource"/>
    
    
            <property name="configLocation" value="classpath:mybatis-config.xml"/>
            <property name="mapperLocations" value="classpath:com/kk/mapper/*.xml"/>
        </bean>
    
    
    
        <bean id="sqlSession" class="org.mybatis.spring.SqlSessionTemplate">
            
            <constructor-arg index="0" ref="sqlSessionFactory"/>
        </bean>
    
    
    
    
    
    
    
        <bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
                <property name="dataSource" ref="dataSource"/>
        </bean>
    
    
    
        <tx:advice id="txAdvice" transaction-manager="transactionManager">
    
    
            <tx:attributes>   
                <tx:method name="*" propagation="REQUIRED"/>
            </tx:attributes>
        </tx:advice>
    
    
        <aop:config>
    
            <aop:pointcut id="txPointCut" expression="execution(* com.kk.mapper.*.*(..))"/>
    
    
            <aop:advisor advice-ref="txAdvice" pointcut-ref="txPointCut"/>
        </aop:config>
    
    </beans>