controller层
import java.io.File;
import java.io.FileOutputStream;
import java.io.InputStream;
import java.util.UUID;
import javax.servlet.http.HttpServletRequest;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.multipart.commons.CommonsMultipartFile;
@Controller
@RequestMapping("file")
public class UploadFilesAction {
@RequestMapping("/uploads")
public String uploadFiles(@RequestParam(value="file")CommonsMultipartFile[] file,HttpServletRequest request){
//得到上传文件的保存目录
String filePath = request.getSession().getServletContext().getRealPath("/uploads")+"/";
File f = new File(filePath);
if(!f.exists()){
f.mkdir();
}
FileOutputStream fos = null;
InputStream fis = null;
for(int i=0;i<file.length;i++){
System.out.println("fileName============"+file[i].getOriginalFilename());
//原始文件名
String fileName = file[i].getOriginalFilename();
//新文件名
String newFileName = UUID.randomUUID().toString().replace("-", "")+"."+fileName;
if(!file[i].isEmpty()){
try {
fos = new FileOutputStream(filePath + newFileName);
fis = file[i].getInputStream();
int b = 0;
while((b=fis.read()) != -1){
fos.write(b);
}
} catch (Exception e) {
e.printStackTrace();
}finally{
try {
if(fos != null){
fos.close();
}
} catch (Exception e2) {
e2.printStackTrace();
}
try {
if(fis != null){
fis.close();
}
} catch (Exception e2) {
e2.printStackTrace();
}
}
}
}
return "result";
}
}
</pre><pre name="code" class="java"><pre name="code" class="html"> <body>
<form action="file/uploads" enctype="multipart/form-data" method="post" id="upload_form">
<h2>请选择上传图片</h2>
<div>
<input type="file" name="file" id="file" />
<input type="file" name="file" id="file" />
</div>
<input type="submit" value="提交"/>
</form>
</body>简单的一个多文件上传