y531110728

Results 3 comments of y531110728

Hello, do you have a solution? I have encountered the same problem.

十分感谢,问题已经解决了,之前我改了那个foreach,不是用map接的,用的val,然后调用报错了。 val data = Collections.singletonMap(file.length == 0 ? "" : file[0].getName(), object);