title: Get all audio files from a folder
body: <p>How to get all audio file from a particular folder in android by using the managedQuery(). Means what should be the where clause in managedQuery() to filter the Cursor result.</p>
  
  <p>Code is:</p>
  
  <pre><code>String[] proj = { MediaStore.Audio.Media._ID, MediaStore.Audio.Media.DATA, MediaStore.Audio.Media.DISPLAY_NAME, MediaStore.Audio.Media.DURATION };
  Cursor cursor = managedQuery(MediaStore.Audio.Media.EXTERNAL_CONTENT_URI,proj, /*where clause here*/, null, null);
  </code></pre>