Next, we need to write our preferences class:

Next, we need to write our preferences class:

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01	/** stores the user object in SharedPreferences */

02	public class UserPrefs{

03

04	/** This application's preferences label */

05	private static final String PREFS_NAME = "com.our.package.UserPrefs";

06

07	/** This application's preferences */

08	private static SharedPreferences settings;

09

10	/** This application's settings editor*/

11	private static SharedPreferences.Editor editor;

12

13	/** Constructor takes an android.content.Context argument*/

14	public UserPrefs(Context ctx){

15	if(settings == null){

16	settings = ctx.getSharedPreferences(PREFS_NAME,

17	Context.MODE_PRIVATE );

18

}

19

/*

20	* Get a SharedPreferences editor instance.

21	* SharedPreferences ensures that updates are atomic

22	* and non-concurrent

23

*/

24	editor = settings.edit();

25

}

26

//...

27

}