上传 * @param request * @param response * @throws IOException */ public void uploadLicence(HttpServletRequest request,HttpServletResponse response) throws IOException{ log.info("=====================uploadLicence"); df = new SimpleDateFormat("yyyy-MM-dd");

String cust_tax_code = request.getParameter("cust_tax_code"); 
String phoneNum = request.getParameter("phoneNum"); 
String licenceName = request.getParameter("licenceName"); 

String fileData = request.getParameter("fileData");//Base64编码过的<a href="/tag/tupian/" target="_blank" class="keywords">图片</a>数据信息，对字节数组字符串进行Base64解码 
String imgPath = uploadFile(fileData,liceneName);//进行<a href="/tag/wenjian/" target="_blank" class="keywords">文件</a><a href="/tag/shangchuan/" target="_blank" class="keywords">上传</a>操作，<a href="/tag/shangchuan/" target="_blank" class="keywords">上传</a>到服务器中存放（这里是<a href="/tag/shangchuan/" target="_blank" class="keywords">上传</a>到服务器项目<a href="/tag/wenjian/" target="_blank" class="keywords">文件</a>夹中存到） 

boolean result = false;//最终<a href="/tag/shangchuan/" target="_blank" class="keywords">上传</a>成功与否的标志 

custCheckInfo = new CustomerCheckInfo(); 
custCheckInfo.setCust_tax_code(cust_tax_code); 
custCheckInfo.setPhonenum(phoneNum); 
custCheckInfo.setUpdate_time(df.format(new Date())); 

boolean save_flag = customerService.saveRegistCertInfo(custCheckInfo);//保存路径 

//判断<a href="/tag/shujuku/" target="_blank" class="keywords">数据库</a>中的路径是否存在，并且<a href="/tag/wenjian/" target="_blank" class="keywords">文件</a>夹中的<a href="/tag/wenjian/" target="_blank" class="keywords">文件</a>是否存在(判断是否<a href="/tag/shangchuan/" target="_blank" class="keywords">上传</a>成功的标志) 
boolean is_success = isSuccessUpload(licenceName,cust_tax_code,phoneNum); 
if(save_flag && is_success){ 
  result = true; 
} 

//如果证件<a href="/tag/shangchuan/" target="_blank" class="keywords">上传</a>成功，则记录到记录表中 
if(result){ 
  StateRecordInfo record = new StateRecordInfo(); 
  record.setCust_tax_code(cust_tax_code); 
  record.setPhonenum(phoneNum); 
  record.setState_id(state_id); 

  saveStateRecord(record);//执行状态保存操作 
} 

System.out.println("===result:"+result); 
PrintWriter pw = response.getWriter(); 
pw.print(result); 
pw.close(); 

}

文件上传 * @param fileData * @param fileName * @return */ public String uploadFile(String fileData,String fileName){ //在自己的项目中构造出一个用于存放用户照片的文件夹 String imgPath = this.getServletContext().getRealPath("/uploads/"); //如果此文件夹不存在则创建一个 File f = new File(imgPath); if(!f.exists()){ f.mkdir(); } //拼接文件名称，不存在就创建 imgPath = imgPath + "/" + fileName + ".jpg"; f = new File(imgPath); if(!f.exists()){ f.mkdir(); }

log.info("====<a href="/tag/wenjian/" target="_blank" class="keywords">文件</a>保存的位置："+imgPath); 

//使用BASE64对<a href="/tag/tupian/" target="_blank" class="keywords">图片</a><a href="/tag/wenjian/" target="_blank" class="keywords">文件</a>数据进行解码操作 
BASE64Decoder decoder = new BASE64Decoder(); 
try { 
  //通过Base64解密，将<a href="/tag/tupian/" target="_blank" class="keywords">图片</a>数据解密成字节数组 
  byte[] bytes = decoder.decodeBuffer(fileData); 
  //构造字节数组输入流 
  ByteArrayInputStream bais = new ByteArrayInputStream(bytes); 
  //读取输入流的数据 
  BufferedImage bi = ImageIO.read(bais); 
  //将数据信息写进<a href="/tag/tupian/" target="_blank" class="keywords">图片</a><a href="/tag/wenjian/" target="_blank" class="keywords">文件</a>中 
  ImageIO.write(bi,"jpg",f);// 不管<a href="/tag/shuchu/" target="_blank" class="keywords">输出</a>什么格式<a href="/tag/tupian/" target="_blank" class="keywords">图片</a>，此处不需改动 
  bais.close(); 
} catch (IOException e) { 
  log.error("e:{}",e); 
} 
return imgPath; 

}

custCheckInfo = customerService.getCustomerCheckInfo(cust_tax_code,phonenum); licencePath = custCheckInfo.getTax_regist_cert(); //判断证件路径不为空并且在上传存放的文件夹中存在，就表明以上传成功 File f = new File(licencePath); if(licencePath.length() >0 && f.exists()){ flag = true; } return flag;

}