⑴ java怎麼創建Request
java怎麼創建Reques步驟如下：
HttpServletRequest request = ServletActionContext.getRequest();
ServletContext servletContext = ServletActionContext.getServletContext();
request.setAttribute("req", "請求范圍屬性");
request.getSession().setAttribute("ses", "會話范圍屬性");
servletContext.setAttribute("app", "應用范圍屬性");
HttpServletResponse response = ServletActionContext.getResponse();