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- //实际开发中常用的文件命名方式
- //获取文件的后缀,然后自己去命名
- //首先我们将文件的后缀名分割出来
- String suffix=null;
- String[] split = fileName.split("\\.");
- if (split!=null){
- suffix = split[split.length - 1];
- }
- //文件名使用UUID随机数生成,再拼接上我们上面分割出来的后缀名
- String uuid = UUID.randomUUID().toString();
- String savafileName=uuid +"." +suffix;
- //savafileName:1ca30027-2492-4128-95ae-7abc91dac7bc.jpg
- System.out.println("savafileName:"+savafileName);
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