Class FileController

src/main/java/com/controller/FileController.java:29–83

上传文件映射表

 * 上传文件映射表
 */
@RestController
@RequestMapping("file")
@SuppressWarnings({"unchecked","rawtypes"})
public class FileController{
	@Autowired
    private ConfigService configService;
	/**
	 * 上传文件
	 */
	@RequestMapping("/upload")
	public R upload(@RequestParam("file") MultipartFile file, String type,HttpServletRequest request) throws Exception {
		if (file.isEmpty()) {
			throw new EIException("上传文件不能为空");
		}
		String fileExt = file.getOriginalFilename().substring(file.getOriginalFilename().lastIndexOf(".")+1);
		String fileName = new Date().getTime()+"."+fileExt;
		File dest = new File("F:/xy/tmp/鲜花/前后端分离/OnlineFlowerTransactionManagementSystem/src/main/webapp/upload"+"/"+fileName);
		file.transferTo(dest);
		if(StringUtils.isNotBlank(type) && type.equals("1")) {
			ConfigEntity configEntity = configService.selectOne(new EntityWrapper<ConfigEntity>().eq("name", "faceFile"));
			if(configEntity==null) {
				configEntity = new ConfigEntity();
				configEntity.setName("faceFile");
				configEntity.setValue(fileName);
			} else {
				configEntity.setValue(fileName);
			}
			configService.insertOrUpdate(configEntity);
		}
		return R.ok().put("file", fileName);
	}
	
	/**
	 * 下载文件
	 */
	@IgnoreAuth
	@RequestMapping("/download")
	public void download(@RequestParam String fileName, HttpServletRequest request, HttpServletResponse response) {
		try {
			File file = new File(request.getSession().getServletContext().getRealPath("/upload")+"/"+fileName);
			if (file.exists()) {
				response.reset();
				response.setHeader("Content-Disposition", "attachment; filename=\"" + fileName+"\"");
				response.setHeader("Cache-Control", "no-cache");
				response.setHeader("Access-Control-Allow-Credentials", "true");
				response.setContentType("application/octet-stream; charset=UTF-8");
				IOUtils.write(FileUtils.readFileToByteArray(file), response.getOutputStream());
			}

		} catch (IOException e) {
			e.printStackTrace();
		}
	}
	
}