android: java.io.IOException:open failed: ENOENT (No such file or directory)

本文详细介绍了在运行Android 4.0系统的手机上遇到无法直接创建文件路径的问题,并提供了有效的解决方案。通过先创建路径再创建文件的方法,可以避免‘openfailed:ENOENT(Nosuchfileordirectory)’错误的出现。

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在android4.0的手机上直接创建某个文件的路径一直报这个错:open failed: ENOENT (No such file or directory).

解决方法:

    先创建文件路径,在创建文件即可。具体实现请参考上一篇文章的部分代码。
03-21 23:30:13.628 1000 2675 2719 I ActivityManager: Start proc 28941:system/u14s1000 for broadcast {com.android.server.telecom/com.android.server.telecom.components.AppUninstallBroadcastReceiver} 03-21 23:30:13.630 1000 3393 3393 D AolSceneNotifer: updateScreenState Screen INTERNAL on 03-21 23:30:13.631 1410212 28828 28828 W ContextImpl: Failed to ensure /data/user_de/0/com.google.android.permissioncontroller/files: mkdir failed: ENOENT (No such file or directory) 03-21 23:30:13.631 1000 3393 3393 D AolSceneNotifer: updateRotationState Screen INTERNAL USB_TOWARD_DOWN 03-21 23:30:13.632 1410212 28828 28828 W ContextImpl: Failed to ensure /data/user_de/0/com.google.android.permissioncontroller/files: mkdir failed: ENOENT (No such file or directory) 03-21 23:30:13.632 1410212 28828 28828 W FileUtils: Failed to chmod(/data/user_de/0/com.google.android.permissioncontroller/files): android.system.ErrnoException: chmod failed: ENOENT (No such file or directory) 03-21 23:30:13.633 1410212 28828 28828 E LocationAccessCheck: Could not write packages_already_notified_location_access 03-21 23:30:13.633 1410212 28828 28828 E LocationAccessCheck: java.io.FileNotFoundException: /data/user_de/0/com.google.android.permissioncontroller/files/packages_already_notified_location_access: open failed: ENOENT (No such file or directory) 03-21 23:30:13.633 1410212 28828 28828 E LocationAccessCheck: at libcore.io.IoBridge.open(IoBridge.java:574) 03-21 23:30:13.633 1410212 28828 28828 E LocationAccessCheck: at java.io.FileOutputStream.<init>(FileOutputStream.java:259) 03-21 23:30:13.633 1410212 28828 28828 E LocationAccessCheck: at android.app.ContextImpl.openFileOutput(ContextImpl.java:795) 03-21 23:30:13.633 1410212 28828 28828 E LocationAccessCheck: at com.android.permissioncontroller.permission.service.LocationAccessCheck.persistAlreadyNotifiedPackagesLocked(LocationAccessCheck.java:322) 03-21 23:30:13.633 1410212 28828 28828 E LocationAccessCheck: at com.android.permission
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