public boolean saveAttach(TBasePhotoAttach photo) throws Exception{        /*System.out.println(upload1FileName); //flower.jpg        System.out.println(upload1);         System.out.println(upload1ContentType); //image/pjpeg   */

　　　　//只能上传这些格式的图片
        if(!"image/jpeg".equals(upload1ContentType)                &&!"image/gif".equals(upload1ContentType)                &&!"image/pjpeg".equals(upload1ContentType)){            return false;        }
　　　　//图片名        String photoName = upload1FileName.substring(0,upload1FileName.lastIndexOf("."));
　　　　//图片后缀        String suffix=upload1FileName.substring(upload1FileName.lastIndexOf(".")+1);        SimpleDateFormat format=new SimpleDateFormat("yyyyMMddhhmmss");        //使用当前时间为图片命名        String newName=format.format(new Date())+"."+suffix;        //用于保存上传照片的文件夹        String uploadPath=this.getRequest().getRealPath("/")+"uploadImages"; //  E:JavaWorkspace dp WebRoot uploadImages        File file=new File(uploadPath);        if(!file.exists()){            file.mkdirs();        }                        String saveUrl=uploadPath +"\\"+ newName; //完整保存路径                //文件输入流        FileInputStream fis = new FileInputStream(upload1);        //文件输出流        FileOutputStream fos = new FileOutputStream(saveUrl, false);                byte buffer[] = new byte[4096];        int readSize = 0;        //存储文件        while ((readSize = fis.read(buffer)) > 0) {            fos.write(buffer, 0, readSize);        }                //photo.setPhotoUrl(saveUrl);        //URLEncoder.encode(upload1FileName, "UTF-8");        //DATE.getCurrentDate().toString()                String photoUrl=this.getRequest().getContextPath()+"/uploadImages/"+newName;        photo.setPhotoUrl(photoUrl);        photo.setOldname(upload1FileName);        photo.setNewname(newName);        stuService.savePhoto(photo);                return true;            }