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spring mvC 多文件上传时报错MultipArtHttpSErvlEt...

1、确认; 2、确认commons-fileupload.jar 和 org.springframework.web.jar 存在环境 3、MultipartHttpServletRequest multipartRequest = (MultipartHttpServletRequest)request; 这一句会报错:ApplicationHttpRequest cannot be cast to Mul...

MultipartHttpServletRequest mhs = (MultipartHttpServletRequest) request; List files = mhs.getFiles("file");

try { //下面这句必须加,不然报错 MultipartResolver resolver = new CommonsMultipartResolver(request.getSession().getServletContext()); MultipartHttpServletRequest multipartRequest = (MultipartHttpServletRequest) request; //获取...

基于Spring3 MVC实现基于form表单文件上传 一:杂项准备 环境搭建参考这里-http://blog.csdn.net/jia20003/article/details/8471169 二:前台页面 根据RFC1867,只要在提交form表单中声明提交方法为POST,enctype属 性声明为multipart/form-data...

@RequestMapping(value = "/upload", method = RequestMethod.POST) public ModelAndView onSubmit(HttpServletRequest request, HttpServletResponse response) throws Exception { MultipartHttpServletRequest multipartRequest = (Multipart...

@RequestMapping(value = "/upload", method = RequestMethod.POST) public ModelAndView onSubmit(HttpServletRequest request, HttpServletResponse response) throws Exception { MultipartHttpServletRequest multipartRequest = (Multipart...

应该是没有在配置文件中声明'HEAD'。 debug一下,看看controller是不是能走到最后,如果能就不是java代码问题,不能的话就是代码问题的问题了。能走到最后,但是不走success的话就需要firebug看一下ajax请求了,看看是不是requestMapping路径不...

Controller方法加参数,参数名和表单中名字一样就可以啊 如:public String test(User user) { System.out.println(user.username); } 表单中就是 这样控制台就能打印出表单中输入的username了。

springMVC4中获取request和response对象有以下两种简单易用的方法: 1、在control层获取 在control层中获取HttpServletRequest和HttpServletResponse对象有以下两种简单方式: 1)通过方法参数直接在action类中获取 @Controller class Action{ @...

直接在方法的Controller的方法的形参上写就行了。比如 @RequestMapping("test")public void myDoPost( HttpServletResponse rep ){ }

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