通过setReadOnly不工作 [英] setReadOnly not working
本文介绍了通过setReadOnly不工作的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
我使用通过setReadOnly
办法让我的应用程序目录存储在我的SD卡'只读'上。然而,这种方法被称为时返回是'假',即使我已经提供了 android.permission.WRITE_EXTERNAL_STORAGE
在清单许可的应用程序。结果
这里是我的code:
is.close();
fos.close();
DECOM preSS D =新DECOM preSS(productDirectory +/downloadedfile.zip,productDirectory +/解压缩/);
d.unzip();
文件的压缩文件=新的文件(productDirectory +/downloadedfile.zip);
zipfile.delete();
productDirectory =新的文件(Environment.getExternalStorageDirectory()的toString()+/ zipfiledemo);
布尔isWriteLocked = productDirectory.setReadOnly();
Log.v(写访问锁定,>>>>>>>>>>>>>>>>>>>中+ isWriteLocked);
解决方案
您应该的AndroidManifest.xml <定义权限
android.permission.MOUNT_UNMOUNT_FILESYSTEMS
/ code>,这意味着你可以创建文件,并在SD卡中删除的文件。
I am using setReadOnly
method to make my app's directory stored on my SD card 'Read-only'. However this method when called is returning 'false' even though I have provided the app with android.permission.WRITE_EXTERNAL_STORAGE
permission in the manifest.
Here's my code :
is.close();
fos.close();
Decompress d = new Decompress(productDirectory + "/downloadedfile.zip", productDirectory + "/unzipped/");
d.unzip();
File zipfile = new File(productDirectory + "/downloadedfile.zip");
zipfile.delete();
productDirectory = new File(Environment.getExternalStorageDirectory().toString() + "/zipfiledemo");
boolean isWriteLocked = productDirectory.setReadOnly();
Log.v("Writing access locked",">>>>>>>>>>>>>>>>>>>" + isWriteLocked);
解决方案
You should define permission android.permission.MOUNT_UNMOUNT_FILESYSTEMS
in AndroidManifest.xml
, it means you can create file and delete file on the SDCard.
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