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编程式事务

zibianqu 2023-03-05 阅读 107


XML配置

<!--事务管理器-->
<bean id="springTransactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
<property name="dataSource" ref="dataSource" />
</bean>

<!--数据源-->
<bean id="dataSource" class="org.springframework.jdbc.datasource.DriverManagerDataSource">
<property name="driverClassName" value="com.mysql.jdbc.Driver" />
<property name="url" value="jdbc:mysql://127.0.0.1:3306/test?characterEncoding=utf8" />
<property name="username" value="root" />
<property name="password" value="123456" />
</bean>

<bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
<property name="dataSource" ref="dataSource" />
<!-- 指定sqlMapConfig总配置文件,订制的environment在spring容器中不在生效-->
<!--指定实体类映射文件,可以指定同时指定某一包以及子包下面的所有配置文件,mapperLocations和configLocation有一个即可,当需要为实体类指定别名时,可指定configLocation属性,再在mybatis总配置文件中采用mapper引入实体类映射文件 -->
<!--<property name="configLocation" value="classpath:fwportal/beans/dbconfig/mybatis.xml" />-->
<property name="mapperLocations" value="classpath:mapper/*.xml" />
</bean>

<!--将DAO接口注册为BEAN-->
<bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
<property name="basePackage" value="TRANSACTION.DAO" />
</bean>

测试代码

ApplicationContext context = new ClassPathXmlApplicationContext("mysqltransaction.xml");
final StudentDAO dao = (StudentDAO)context.getBean("studentDAO");

PamirsTransactionTemplate pamirsTransactionTemplate = (PamirsTransactionTemplate) context.getBean("pamirsTransactionTemplate");
Boolean isSuccess = (Boolean) pamirsTransactionTemplate.execute(new PamirsTransactionAction(){

public Object doInTransaction(PamirsTransactionStatus pamirsTransactionStatus) throws Exception {
dao.delete(1L);
pamirsTransactionStatus.setRollbackOnly();//测试回滚
return true;
}
});


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