关于struts2中prepare接口实现数据准备

<action?name="systemconfig"?class="systemconfig">??????<result?name="list"?type="dispatcher">??????????<param?name="location">syscfg_speed_list.jsp</param>??????</result>??????<result?name="reload"?type="redirect">??????????<param?name="location">systemconfig!list.action</param>??????</result>??????<result?name="input"?type="dispatcher">??????????<param?name="location">syscfg_speed_input.jsp</param>??????</result>??????<interceptor-ref?name="paramsPrepareParamsStack"?/>??????<interceptor-ref?name="modelParamsStack"></interceptor-ref>??</action>???

?

通过paramsPrepareParamsStack可以让流程更明确，代码更简洁，也更利于大家的交流。