java spring 定时器 Exception in thread "Timer-1"

今项目中要自动更新会员级别，用到定时器，顺便整理了下

感谢下边俩位兄弟的分享
http://www.blogjava.net/fastunit/archive/2008/02/15/180116.html http://www.iteye.com/topic/1125517
刚开始一直报错

Exception in thread "Timer-1"

找了半天原因，不知道为啥，后来才发现是因为直接在web。xml配置的定时监听，在执行这个定时器时，hibernate sessionFactory压根就创建出来，

所以调用它里的方法肯定要报错；之后把定时器配置在spring文件里，这个问题就解决啦

<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:task="http://www.springframework.org/schema/task"
xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd http://www.springframework.org/schema/task http://www.springframework.org/schema/task/spring-task-3.0.xsd"> 
<bean id="testService" class="com.xxx.spring.business.TestService" />

<task:scheduled-tasks>
<task:scheduled ref="testService" method="sayHello" cron="3/11 * * * * ?" />
<task:scheduled ref="testService" method="sayBye" cron="7/13 * * * * ?" />
</task:scheduled-tasks>

</beans>