今天发现了个奇怪的问题，自定义的异常（extens Exception）抛出的异常既然不会滚，然后查了下资料，原来spring默认回滚RuntimeException（及其下所有子类）。
解决办法：
1.自定义的异常extens RuntimeException
2.在事务文件中改掉默认回滚类型，请看以下代码，rollback-for=""，代表的就是要回滚的类，加上Exception就行了
<?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" xmlns:context="http://www.springframework.org/schema/context" 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 "> <bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager"> <property name="dataSource" ref="dataSource"/> </bean> <tx:advice id="dataAdvice" transaction-manager="transactionManager"> <tx:attributes> <tx:method name="insert*" propagation="REQUIRED" rollback-for="java.lang.Exception"/> <tx:method name="save*" propagation="REQUIRED" rollback-for="java.lang.Exception"/> <tx:method name="add*" propagation="REQUIRED" rollback-for="java.lang.Exception"/> <tx:method name="delete*" propagation="REQUIRED" rollback-for="java.lang.Exception" /> <tx:method name="remove*" propagation="REQUIRED" rollback-for="java.lang.Exception" /> <tx:method name="update*" propagation="REQUIRED" rollback-for="java.lang.Exception" /> <tx:method name="edit*" propagation="REQUIRED" rollback-for="java.lang.Exception" /> <tx:method name="select*" read-only="true" propagation="SUPPORTS" /> <tx:method name="query*" read-only="true" propagation="SUPPORTS" /> <tx:method name="get*" read-only="true" propagation="SUPPORTS" /> <tx:method name="find*" read-only="true" propagation="SUPPORTS" /> </tx:attributes> </tx:advice> <aop:config> <aop:pointcut id="dataPointcut" expression="execution(* com.linyantao.*.impl.*.*(..))" /> <aop:advisor pointcut-ref="dataPointcut" advice-ref="dataAdvice" /> </aop:config> </beans>