how to check if activity is still in the stack?

Question

what is the better way to check if the activity is still in the stack in order to call it back ?

Intent i = new Intent(getApplicationContext(),MyClass.class)         


        

Answer 1

Look at the ActivityManager API

To get an instance of the ActivityManager use this code:

ActivityManager mngr = (ActivityManager) getSystemService( ACTIVITY_SERVICE );