package spark

class FetchFailedException(val serverUri: String, val shuffleId: Int,
  val mapId: Int, val reduceId: Int, cause: Throwable)
extends Exception {
  override def getMessage(): String = 
    "Fetch failed: %s %d %d %d".format(serverUri, shuffleId, mapId, reduceId)

  override def getCause(): Throwable = cause

  def toTaskEndReason: TaskEndReason =
    FetchFailed(serverUri, shuffleId, mapId, reduceId)
}