Need code snippet for : How can I start my Printapp from my other app if Printapp is NOT running on Android 8.1?

I am starting my Printapp from my other app at onCreate. How can i check the running status of my Printapp before i start it. If the Printapp is already running, i don't want it to start. If not start my Printapp (Packagename: [login to view URL]) Here is my code snippet: ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------- public void printAppAutoStart() { Handler handler = new [login to view URL](); [login to view URL](new Runnable() { @Override public void run() { Intent intent = getApplicationContext().getPackageManager().getLaunchIntentForPackage("[login to view URL]"); if (intent != null) { [login to view URL](Intent.FLAG_ACTIVITY_NEW_TASK); getApplicationContext().startActivity(intent); } } },5000); } ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------