测试

debug

 

 

方法

    @RequestMapping(value = "/test",method = RequestMethod.POST)
    public void fileUpload(MultipartFile file){

        // 文件名
        String originalFilename = file.getOriginalFilename();

        // 文件名前缀
        String fileName = file.getOriginalFilename().substring(0,file.getOriginalFilename().lastIndexOf("."));

        // 文件名后缀
        String fileSuffix = file.getOriginalFilename().substring(file.getOriginalFilename().lastIndexOf("."));

        // 文件类型
        String fileType = file.getContentType();

        // 文件大小
        String fileSize = String.valueOf(file.getSize());

        log.info("文件名: {}",originalFilename);
        log.info("文件名前缀: {}",fileName);
        log.info("文件名后缀: {}",fileSuffix);
        log.info("文件类型: {}",fileType);
        log.info("文件大小: {}",fileSize);

    }

输出结果

21:53:50.771 [http-nio-9696-exec-2] INFO  c.r.r.s.f.FileController - [fileUpload,74] - 文件名: 1690877720980789.mp4
21:53:51.596 [http-nio-9696-exec-2] INFO  c.r.r.s.f.FileController - [fileUpload,75] - 文件名前缀: 1690877720980789
21:53:52.236 [http-nio-9696-exec-2] INFO  c.r.r.s.f.FileController - [fileUpload,76] - 文件名后缀: .mp4
21:53:53.245 [http-nio-9696-exec-2] INFO  c.r.r.s.f.FileController - [fileUpload,77] - 文件类型: video/mp4
21:53:56.091 [http-nio-9696-exec-2] INFO  c.r.r.s.f.FileController - [fileUpload,78] - 文件大小: 1096828