android.system.ErrnoException: open failed: ENOENT (No such file or directory) 07-19 20:27:45.011 66
2017-10-25 14:13
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在操作安卓版本23+的文件读取时,不仅要在maniests中声明,还要在代码中动态声明:
private static final int REQUEST_EXTERNAL_STORAGE = 1; private static String[] PERMISSIONS_STORAGE = { Manifest.permission.READ_EXTERNAL_STORAGE, Manifest.permission.WRITE_EXTERNAL_STORAGE}; /** * 8 * Checks if the app has permission to write to device storage * 9 * * 10 * If the app does not has permission then the user will be prompted to * 11 * grant permissions * 12 * * 13 * @param activity * 14 */ public static void verifyStoragePermissions(Activity activity) { // Check if we have write permission int permission = ActivityCompat.checkSelfPermission(activity, Manifest.permission.WRITE_EXTERNAL_STORAGE); if (permission != PackageManager.PERMISSION_GRANTED) { // We don't have permission so prompt the user ActivityCompat.requestPermissions(activity, PERMISSIONS_STORAGE, REQUEST_EXTERNAL_STORAGE); } }
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