how to get upcoming file size in KB

Question

how to get the size of video or audio file in KB in scala.
tried this but it doesnt help me How to find file size in scala?

size and length always returning 1.

def uploadVideo = Action.async(parse.multipartFormData) { implicit request =>
      request.body.files.map { mov =>
            println(request.body.files.size) //returns 1
            println(request.body.files.length)//returns 1
      }
      Ok("success")
  }

Answer 1

finaly by some hit and try i got the solution

def uploadVideo = Action.async(parse.multipartFormData) { implicit request =>
     request.body.files.map { mov =>
        println(mov.ref.file.length/1024)//exact in KB
     }
     Ok("success")
}