web配置 <filter> <filter-name>OpenSessionInView</filter-name> <filter-class>org.springframework.orm.hibernate4.support.OpenSessionInViewFilter</filter-class> <init-param> <param-name>singleSession</param-name> <param-value>true</param-value> </init-param> </filter> <filter-mapping> <filter-name>OpenSessionInView</filter-name> <url-pattern>/*</url-pattern> </filter-mapping>
有一个要注意的 不管是MVC还是struts 这个过滤器一定要卡在struts过滤器前面
否则失效
解决lazy问题