public boolean insertTxTest() {
        try {// 添加异常捕获 事务不能回滚 name 是主键，不添加异常捕获 事务正常回滚。
            UserBean userBean = new UserBean();
            userBean.setName("张三");
            userBean.setPw("123456");
            getSqlMapClientTemplate().insert("tx.insert",userBean);
            getSqlMapClientTemplate().insert("tx.insert",userBean);
            return true;
        } catch (Exception e) {
            e.printStackTrace();
        }
        return false;
    }

<!-- 事务处理器 -->
    <bean
        class="org.springframework.aop.framework.autoproxy.BeanNameAutoProxyCreator">
        <property name="beanNames">
            <list>
                <value>txTestDao</value>
            </list>
        </property>
        <property name="interceptorNames">
            <list>
                <value>transactionInterceptor</value>
            </list>
        </property>
    </bean>
    <bean id="transactionInterceptor"
        class="org.springframework.transaction.interceptor.TransactionInterceptor">
        <property name="transactionManager" ref="transactionManager" />
        <property name="transactionAttributes">
            <props>
                <prop key="*">PROPAGATION_REQUIRED,-Exception</prop>
            </props>
        </property>
    </bean>