SpringMVC批量上传

@RequestMapping(value = "/upload")
public String handleFormUpload(MultipartHttpServletRequest request){
String b = request.getParameter("a");
System.out.println(b+"aaaaaaaaaaaaaaaaaaa");
List<MultipartFile> file = request.getFiles("file");
String path = this.servletContext.getRealPath("/tmp/"); // 获取本地存储路径
System.out.println(path + "-----------------");
System.out.println(file.size()+"=====================");
FileOutputStream fileOutputStream = null;
for (int i = 0; i < file.size(); i++) {
if (!file.get(i).isEmpty()) {
String fileName =  file.get(i).getOriginalFilename();
String a = fileName.split("\\.")[1];
File files = new File(path + new Date().getTime() +i+ "."+a); // 新建一个文件
try {
fileOutputStream = new FileOutputStream(files);
fileOutputStream.write(file.get(i).getBytes());
System.out.println(file.get(i).getOriginalFilename()+ "-----------------");
System.out.println(file.get(i).getContentType()+ "-----------------");
fileOutputStream.flush();
} catch (Exception e) {
e.printStackTrace();
}
if (fileOutputStream != null) { // 关闭流
try {
fileOutputStream.close();
} catch (IOException ie) {
ie.printStackTrace();
}
}
}
}
return "redirect:top";
}

<form method="post"  enctype="multipart/form-data" action="<c:url value="fileUpLoad/upload.html"/>" >
  <input  type="text" name="a"/>
   <input type="file" name="file" />
   <input type="file" name="file" />
   <input type="file" name="file" />
   <input type="file" name="file" />
   <input type="file" name="file" />
   <input type="submit" />
  </form>