<dependency>
<groupId>commons-io</groupId>
<artifactId>commons-io</artifactId>
<version>2.4</version>
</dependency>
<dependency>
<groupId>commons-fileupload</groupId>
<artifactId>commons-fileupload</artifactId>
<version>1.3.1</version>
</dependency>
<!-- 配置文件解析器 -->
<bean id="multipartResolver" class="org.springframework.web.multipart.commons.CommonsMultipartResolver">
<property name="defaultEncoding" value="utf-8"></property>
<property name="maxUploadSize" value="10485760000"></property>
<property name="maxInMemorySize" value="40960"></property>
</bean>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
</head>
<body>
<h2>上传多个文件 实例</h2>
<form action="/upload/filesUpload" method="post" enctype="multipart/form-data">
<p>选择文件:<input type="file" name="files"></p>
<p>选择文件:<input type="file" name="files"></p>
<p><input type="submit" value="提交"></p>
</form>
</body>
</html>
package com.hwua.controller;
import org.apache.commons.fileupload.disk.DiskFileItemFactory;
import org.apache.commons.fileupload.servlet.ServletFileUpload;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.multipart.MultipartFile;
import org.springframework.web.servlet.ModelAndView;
import javax.servlet.http.HttpServletRequest;
import java.io.File;
import java.io.IOException;
import java.util.UUID;
@RequestMapping("/user")
@Controller
public class FileController {
@RequestMapping("/upload")
public ModelAndView fileUpload(HttpServletRequest request,@RequestParam MultipartFile[] upload) throws IOException {
ModelAndView mv = new ModelAndView();
String path=request.getServletContext().getRealPath("/");
File file =new File(path);
if (!file.exists()){
file.mkdirs();
}
if (upload!=null&&upload.length>0){
for (int i=0;i<upload.length;i++){
String filename = upload[i].getOriginalFilename();
String uuid = UUID.randomUUID().toString().toUpperCase();
filename = uuid+"_"+filename;
upload[i].transferTo(new File(file,filename));
mv.addObject("info","上传成功!");
mv.setViewName("success");
}
}
return mv;
}
}