JPA lazy加载的filter配置

web.xml配置

<filter>  
	<filter-name>openEntityManagerInViewFilter</filter-name>  
	<filter-class>org.springframework.orm.jpa.support.OpenEntityManagerInViewFilter</filter-class>  
</filter>  
<filter-mapping>  
	<filter-name>openEntityManagerInViewFilter</filter-name>  
	<url-pattern>/*</url-pattern>  
</filter-mapping>