标签: java android
我想在检查时从USB存储中获取文件:
Environment.getExternalStorageState() == Environment.MEDIA_MOUNTED_READ_ONLY && Environment.getExternalStorageState() == Environment.MEDIA_MOUNTED
我弄错了,我怎么能得到文件。当我使用ES File Explorer并接受USB连接权限时,我可以读取此文件