Android UserManager: Check if user is owner (admin)

Question

Im developing an app with the latest android version (4.2.1 API-Level 17) for tablets with multiuser capabilities.

I want to restrict certain features (like the acce

Answer 1

After researching further i found out that the multiuser api is not functional yet, it cant really be used for anything. there is a hack though for checking if the user is the owner using reflections:

public boolean isCurrentUserOwner(Context context)
{
    try
    {
        Method getUserHandle = UserManager.class.getMethod("getUserHandle");
        int userHandle = (Integer) getUserHandle.invoke(context.getSystemService(Context.USER_SERVICE));
        return userHandle == 0;
    }
    catch (Exception ex)
    {
        return false;
    }
}

This works for me on the Nexus 7 and Nexus 10 with Android 4.2.1 Its very dirty. so i wouldnt recommend using it unless you are making an app thats device and version specific