android.content.ContentResolver - Android
DO NOT USE THIS FUNCTION!! Someone added this, and they shouldn't have. You do not have direct access to files inside of a content provider. Don't touch this. Go away.
なんやねん、これ。 絶対に使っちゃいけないAPIならマニュアルに書いておくなよ。 googleでもこんな事あるんだなーということで。