<bean id="multipartResolver"
        class="org.springframework.web.multipart.commons.CommonsMultipartResolver">
        <property name="maxUploadSize">
            <value>100000</value>
        </property>
        <property name="defaultEncoding">
            <value>UTF-8</value>
        </property>
    </bean>

    @RequestMapping(value="/uploadPictures",method=RequestMethod.POST)
    public Object uploadHeadPic(@RequestParam("file")CommonsMultipartFile file,InputStream inputStream,HttpServletRequest request) {
        String uuid = UUID.randomUUID().toString().trim();
        String fileN=file.getOriginalFilename();
        int index=fileN.indexOf(".");
        String fileName=uuid+fileN.substring(index);
        try {
            File fileMkdir=new File("F:\\photoTest");
            
            if(!fileMkdir.exists()) {
                fileMkdir.mkdir();
            }
            //定义输出流 将文件保存在D盘    file.getOriginalFilename()为获得文件的名字 
            FileOutputStream os = new FileOutputStream(fileMkdir.getPath()+"\\"+fileName);
            InputStream in = file.getInputStream();
            int b = 0;
            while((b=in.read())!=-1){ //读取文件 
                os.write(b);
            }
            os.flush(); //关闭流 
            in.close();
            os.close();
        } catch (Exception e) {
            return ActionHelper.responseFailed("上传失败！");
        }
        return ActionHelper.responseOk(fileName);
    }