1.请求 <a href="param/test1">Servlet原生API</a> 2.处理方法 @RequestMapping("/param/test1") public String testParam6(HttpServletRequest request, HttpServletResponse response) { HttpSession session = request.getSession(); ServletCont…

1.@RequestParam 我们的超链接:<a href="springMvc/testRequestParam">testRequestParam</a><br/> /** * * @param username * @param age * @return * 1.没有加required=false, * 这样访问会报错,如果加了的话,数据类型是int,必须加defaultValue="0" * 否则也会报错,要么将数据类…

一.Pojo作为参数: 实体: package com.hy.springmvc.entities; public class User { private String username; private String password; private String email; private Address address; public String getUsername() { return username; } public void setUsername(String us…

servlet API通过ActionContext进行获取 Struts2对HttpServletRequest,HttpSession和ServletContext进行了封装,构造了3个Map对象替代以上以上3个对象.在Action中可以直接使用HttpServletRequest,HttpServletSession,ServletContext对应的Map对象来保存和读取对象. ActionContext是Action执行的上下文,在ActionContext保存了Action,执行所需…

*五)与ServletAPI解耦 方式1 AddAction public String execute() throws Exception, IOException{ //获取请求对象request 响应对象response 应用对象ServletContext HttpServletRequest request=ServletActionContext.getRequest(); HttpServletResponse response=ServletActionContext.getR…

具体看代码: @RequestMapping("/testServletAPI") public void testServletAPI(HttpServletRequest request, HttpServletResponse response,HttpSession session, Write r out) throws IOException{ System.out.println(request); System.out.println(response); System…

具体看代码: @RequestMapping("/testServletAPI") public void testServletAPI(HttpServletRequest request, HttpServletResponse response,HttpSession session, Write r out) throws IOException{ System.out.println(request); System.out.println(response); System…

控制器里面获取常用的request对象或者Response对象. 想拿到谁, 就在参数上写上谁 再获取servletConetext并输出…

1.通过ActionContext类(拿到的不是真正的servlet api,而是一个map) ActionContext context = ActionContext.getContext(); context.getSession(); context.getApplication(); 2.通过ServletActionContext类(拿到的是真正的servlet api) ServletActionContext.getRequest(); ServletActionContext.…

在SpringMVC开发中,是有场景需要在Handler方法中直接使用ServletAPI. 在Spring MVC Handler的方法中都支持哪些Servlet API作为参数呢? --Response * <li>{@link ServletResponse} * <li>{@link OutputStream} * <li>{@link Writer} --Request * <li>{@link WebRequest} * <li>{@…