How to finish Recent open Activity when user come back in MainActivity?

Question

Understand Situation:> I make Music Player (MediaPlayer) in SecondActiviy. When i play this and come back in Main Activity then song plays in MainActivity also.

So i want to know that- "when user come back from SecondActivity to FirstActivity by click Back Button of phone then SecondActivity will finish.

Answer 1

I think the solution you are watching for is following:

@Override
public void onBackPressed() {
        if (mediaPlayer != null) {
           mediaPlayer.stop();
           mediaPlayer.release();
           mediaPlayer = null;
        }
    finish();
}