title: ExoPlayer downloading audio for caching
body: <p>I'm trying to use ExoPlayer to download audio and play it from the cache. I'm using ExoPlayer version 2.18.1. and I download the file and save it on the exoPlayerDownloads table of my application. but when I want to play it from the cache, it does not work from the cache. my code is like ExoPlayer downloading document <a href="https://exoplayer.dev/downloading-media.html" rel="nofollow noreferrer">like this</a>.</p>