How to show controls of AVPlayer when playing the audio files? [duplicate]

This question is an exact duplicate of:

• How to play audio in iOS with UI of music player? 1 answer

I am playing an audio file from url.I have used AVPlayer for this purpose.But when i play the audio file then file is played fine but no controls are shown at that time.

Code to play audio using AVPlayer

 NSURL *url = [NSURL URLWithString:@"http://ift.tt/1dOzwuu"];

    playerItem = [AVPlayerItem playerItemWithURL:url];

    player = [AVPlayer playerWithPlayerItem:playerItem];

    player = [AVPlayer playerWithURL:url];

    [player play];

via Chebli Mohamed