Mine

    val array: Array[T] = prev.iterator(split.prev).toArray
    array match {
      case a: Array[Byte] => Arrays.sort(a)
      case a: Array[Char] => Arrays.sort(a)
      case a: Array[Double] => Arrays.sort(a)
      case a: Array[Float] => Arrays.sort(a)
      case a: Array[Int] => Arrays.sort(a)
      case a: Array[Long] => Arrays.sort(a)
      case a: Array[Object] => Arrays.sort(a)
    }
    array.asInstanceOf[Array[T]].iterator