android change view language of particular app programmatically

Use following code to change language

Locale myLocale = new Locale(lang);
Resources res = getBaseContext().getResources();
DisplayMetrics dm = res.getDisplayMetrics();
Configuration conf = res.getConfiguration();
conf.locale = myLocale;

res.updateConfiguration(conf, dm);
getBaseContext().getResources().updateConfiguration(
    getBaseContext().getResources().getConfiguration(),
    getBaseContext().getResources().getDisplayMetrics());