文件上传数据

/**
 * 然后可以通过file.getInputStream获取其输入流，然后将其输出成ByteArrayOutputStream 字节输出流，
 * @param
 * @param request
 * @param file
 * @return BaseResultDto
 * @throws IOException
 */
@RequestMapping(value = "/uploadImage")
@ResponseBody
@CrmEditStepAop(type = "CRM_FOLLOWUP_LOG",no = "10001",event = 1)
public BaseResultDto uploadImage(HttpServletRequest request, @RequestParam(value = "file",required = false)MultipartFile file)throws IOException {
    CrmFollowupLog crmFollowupLog = MapUtils.getCrmFollowupLog(Utils.getMyParam(request));
    //后台传参验证

    BaseResultDto baseResultDto = Utils.baseDefaultResultMessageError();
    if(file.isEmpty()){
        logger.error("没有找到相对应的文件");
        return Utils.renderBaseResultDtoError("没有找到相对应的文件");
    }
    logger.info("成功获取照片-file.isEmpty():"+file.isEmpty());
    String fileName =file.getOriginalFilename();
    String path = null;
    String type = null;
     type = fileName.indexOf(".") != -1 ? fileName.substring(fileName.lastIndexOf(".") + 1, fileName.length()) : null;
    logger.info("图片初始名称为：" + fileName + " 类型为：" + type);
    if(type==null){
        logger.error("文件类型为空");
        return Utils.renderBaseResultDtoError("文件类型为空");
    }

    if ("GIF".equals(type.toUpperCase())||"PNG".equals(type.toUpperCase())||"JPG".equals(type.toUpperCase())) {
        String realPath = config.getProperty("file.upload.path");//request.getSession().getServletContext().getRealPath("/");
        String trueFileName = String.valueOf(System.currentTimeMillis()) + fileName;
        String timeStr = DateUtils.dateToString();
        path = realPath + "/upload/crm/"+timeStr+"/" + fileName;
        logger.info("存放图片文件的路径:" + path);
        String absolutePath = FileUtils.saveFile(file, path);


        crmFollowupLog.setRegManNo("19910");
        crmFollowupLog.setLastUpdateManNo("19910");
        logger.info(crmFollowupLog.toString());

        InputStream inputStream=file.getInputStream();
        byte by[] = new byte[inputStream.available()];
        inputStream.read(by);
        inputStream.close();
        crmFollowupLog.setImage(by);

        logger.info(crmFollowupLog.toString());
         String followNo = service.insert(crmFollowupLog);

        baseResultDto=Utils.renderBaseResultDtoSuccess("操存成功");
        logger.info("文件成功上传到指定目录下");
    }else {
        logger.error("不是我们想要的文件类型,请按要求重新上传");
        return Utils.renderBaseResultDtoError("不是我们想要的文件类型,请按要求重新上传");
    }


    return  baseResultDto;
}