Since Android 6.0 it has been possible to use: <application android:allowBackup=”true”> By setting it to true your data (sharedprefs and others) will be saved on Google cloud and restored next time the app is installed. You can read more about it here. It should be noted that the default settings is true since 6.0.
Seems like there have been some developments since 2009 :). From the documentation: If you’re using API Level 8 or greater, use getExternalCacheDir() to open a File that represents the external storage directory where you should save cache files. If the user uninstalls your application, these files will be automatically deleted. However, during the life … Read more
For this lint warning, as for all other lint warnings, note that you can get a fuller explanation than just what is in the one line error message; you don’t have to search the web for more info. If you are using lint via Eclipse, either open the lint warnings view, where you can select … Read more
After revisiting my question, I was able to get it to work after looking at how ConnectBot does it. Thanks Kenny and Jeffrey! It’s actually as easy as adding: FileBackupHelper hosts = new FileBackupHelper(this, “../databases/” + HostDatabase.DB_NAME); addHelper(HostDatabase.DB_NAME, hosts); to your BackupAgentHelper. The point I was missing was the fact that you’d have to use … Read more