Android之android.system.ErrnoException: open failed: ENOENT (No such file or directory)

在尝试在Android的sdcard目录下创建文件时遇到了`android.system.ErrnoException: open failed: ENOENT (No such file or directory)`错误。问题源于mkdir只能创建一级目录,而实际需要创建多级目录。解决方案是使用mkdirs代替mkdir,以确保能正确创建多级目录。

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1 问题

在sdcard目录下面创建了一个文件提示下面的错误

android.system.ErrnoException: open failed: ENOENT (No such file or directory)

 

 

 

2 分析

错误代码是如下

        String path = Environment.getExternalStorageDirectory().getAbsolutePath();
        try {
            File dir = new File(path + "/***/***/***/");
            if (!dir.exists()) {
                dir.mkdir();
            }
            File file = new File(path + "/***/***/***/", fileName);
            if (file.exists()) {
                return file;
            }
            if (file.createNewFile()) {
                return file;
            }
        } catch (Exception e) {
            return null;
 
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
最新发布
03-22
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