RESTART ACTIVITY ONDESTROY ANDROID code example

Example 1: how to restart activity in android

restart.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                recreate();
            }
        });

    }

Example 2: restart application programmatically android

Intent mStartActivity = new Intent(context, StartActivity.class);
int mPendingIntentId = 123456;
PendingIntent mPendingIntent = PendingIntent.getActivity(context, mPendingIntentId,    mStartActivity, PendingIntent.FLAG_CANCEL_CURRENT);
AlarmManager mgr = (AlarmManager)context.getSystemService(Context.ALARM_SERVICE);
mgr.set(AlarmManager.RTC, System.currentTimeMillis() + 100, mPendingIntent);
System.exit(0); //you can also kill your app's process