struts2_Spring整合struts2.docVIP

Spring整合struts2 Web应用加载spring上下文及struts2过滤器 !-- contextConfigLocation参数指定 spring应用上下文文件 -- context-param param-name contextConfigLocation /param-name param-value classpath:org/struts2/s2sh/config/applicationContext*.xml /param-value /context-param !--Spring的ContextLoaderListener，用来创建spring框架，加载配置文件 -- listener-class org.springframework.web.context.ContextLoaderListener /listener-class !-- 配置Struts2核心控制器 StrutsPrepareAndExecuteFilter -- filter-name struts2 /filter-name filter-class org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter /filter-class filter-mapping filter-name struts2 /filter-name url-pattern /* /url-pattern /filter-mapping 引入Spring插件包struts2-spring-plugin-xxx.jar， 其余的事由此插件完成 可以不在SpringIOC注册Action struts2中的Action被Spring自动装配和注入 默认按名称 Spring IOC注册Action 配置struts常量指定 struts对象工厂由spring创建 插件包中struts-plugin.xml已经配置常量, 也可以在struts.xml中显示指定 推荐 constant name struts.objectFactory value spring / pringIOC注册Action 注意 scope prototype struts.xml中Action元素 class属性可以指定为spring创建bean名称@Controller categoryAction @Scope prototype public class CategoryAction extends ActionSupport @Resource name categoryService private CategoryService categoryService; public void setCategoryService CategoryService categoryService this.categoryService categoryService; public String list throws Exception List categories categoryService.findAllCategory ; //存放到ActionContext 页面可以通过OGNL #categories 取出 ActionContext.getContext .put categories, categories ; return list; struts.xml constant name struts.objectFactory value spring / package name struts-spring namespace /s2sh extends default action name category_*_* class categoryAction method 1 param name categoryId 2 result name success type redirect category_list.action result name list /s2sh/categories_list.jsp result name edit /s2sh/category_edit.jsp struts2文件上传下载 示例参见ch10