How to check media type in ExoPlayer?

ExoplayerMediaType.kt

private fun checkMediaType() {
        val type = when(Util.inferContentType(URL.toUri())){
            C.CONTENT_TYPE_HLS -> {
                println("Type HLS")
            }
            C.CONTENT_TYPE_DASH -> {
                println("Type DAS")
            }
            C.CONTENT_TYPE_OTHER -> {
                println("Type OTHER")
            }
            C.CONTENT_TYPE_SS -> {
                println("Type SS")
            }
            C.CONTENT_TYPE_RTSP -> {
                println("Type RTSP")
            }
            else -> {}
        }
        return type
    }