A simple profile class for android using shared preferences.

Profile.java

public class Profile {

    public static final String USER_NAME = "_username";
    public static final String TOKEN_ENVITED = "_token_envited";

    public static void write(final Context context, final String key, final String value){

        Thread t = new Thread(new Runnable() {
            @Override
            public void run() {
                //  Initialize SharedPreferences
                SharedPreferences getPrefs = PreferenceManager.getDefaultSharedPreferences(context);

                //  Make a new preferences editor
                SharedPreferences.Editor e = getPrefs.edit();

                //  Edit preference to make it false because we don't want this _rotationTo run again
                e.putString(key, value);

                //  Apply changes
                e.apply();
            }
        });

        // Start the thread
        t.start();
    }

    public static void write(final Context context, final String key, final boolean value){

        Thread t = new Thread(new Runnable() {
            @Override
            public void run() {
                //  Initialize SharedPreferences
                SharedPreferences getPrefs = PreferenceManager.getDefaultSharedPreferences(context);

                //  Make a new preferences editor
                SharedPreferences.Editor e = getPrefs.edit();

                //  Edit preference _rotationTo make it false because we don't want this _rotationTo run again
                e.putBoolean(key, value);

                //  Apply changes
                e.apply();
            }
        });

        // Start the thread
        t.start();
    }


    public static String getString(Context context, String key){
        SharedPreferences getPrefs = PreferenceManager.getDefaultSharedPreferences(context);
        return getPrefs.getString(key, "");
    }

    public static Boolean getBoolean(Context context, String key){
        SharedPreferences getPrefs = PreferenceManager.getDefaultSharedPreferences(context);
        return getPrefs.getBoolean(key, false);
    }
}