ActionServlet对于接收到的HTTP请求,先构造FormBean(ActionForm),再调用对应Action的“public ActionForward execute(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception”方法处理请求。以下是与FormBean(ActionForm)构造相关的流程,明了该流程对于理解struts-config.xml中各相关配置项含义以及Struts利用FormBean(ActionForm)进行数据传递的机制大有裨益。