throw ProtocolException("unexpected end of stream")
      }
      try {
        super.close()
        complete(null)
      } catch (e: IOException) {
        throw complete(e)
      }
    }

    private fun <E : IOException?> complete(e: E): E {
      if (completed) return e
      completed = true
      return bodyComplete(bytesReceived, responseDone = false, requestDone = true, e = e)
    }
  }

// Type - replication type enum
type Type int

const (
	// Pending - replication is pending.
	Pending StatusType = "PENDING"

	// Completed - replication completed ok.
	Completed StatusType = "COMPLETED"

	// CompletedLegacy was called "COMPLETE" incorrectly.
	CompletedLegacy StatusType = "COMPLETE"

	// Failed - replication failed.
	Failed StatusType = "FAILED"

	// Replica - this is a replica.
	Replica StatusType = "REPLICA"

    writeHeader(PREFIX_CLEAN, upstreamSize, metadata.size.toLong())
    file!!.channel.force(false)

    // This file is complete.
    synchronized(this@Relay) {
      complete = true
    }

    upstream?.closeQuietly()
    upstream = null
  }

  fun metadata(): ByteString = metadata

  /**

   * Clears fields that are no longer needed after this future has completed -- or at least all its
   * inputs have completed (more precisely, after {@link #handleAllCompleted()} has been called).
   * Often called multiple times (that is, both when the inputs complete and when the output
   * completes).
   *
   * <p>This is similar to our proposed {@code afterCommit} method but not quite the same. See the
   * description of CL 265462958.
   */

	type poolInfo struct {
		position     int
		completed    bool
		decomStarted bool // started but not finished yet
	}

	rememberedPools := make(map[string]poolInfo)
	for idx, pool := range p.Pools {
		complete := false
		decomStarted := false
		if pool.Decommission != nil {
			if pool.Decommission.Complete {
				complete = true
			}
			decomStarted = true
		}

	if len(ri.Targets) == 0 {
		return VersionPurgeStatusType("")
	}
	completed := 0
	for _, v := range ri.Targets {
		switch v.VersionPurgeStatus {
		case Failed:
			return Failed
		case Complete:
			completed++
		}
	}
	if completed == len(ri.Targets) {
		return Complete
	}
	return Pending
}

func (ri replicatedInfos) VersionPurgeStatusInternal() string {

   * The listener will run when the {@code Future}'s computation is {@linkplain Future#isDone()
   * complete} or, if the computation is already complete, immediately.
   *
   * <p>There is no guaranteed ordering of execution of listeners, but any listener added through
   * this method is guaranteed to be called once the computation is complete.
   *
   * <p>Exceptions thrown by a listener will be propagated up to the executor. Any exception thrown

     * newFuture is a future that completes after this and all prior tasks are done.
     * oldFuture is the previous task's newFuture.
     * outputFuture is the future we return to the caller, a nonCancellationPropagating taskFuture.
     *
     * newFuture is guaranteed to only complete once all tasks previously submitted to this instance

[19511] [INFO] Waiting for application startup.
[19511] [INFO] Application startup complete.
[19513] [INFO] Started server process [19513]
[19513] [INFO] Waiting for application startup.
[19513] [INFO] Application startup complete.
[19514] [INFO] Started server process [19514]
[19514] [INFO] Waiting for application startup.
[19514] [INFO] Application startup complete.
[19515] [INFO] Started server process [19515]

[19511] [INFO] Waiting for application startup.
[19511] [INFO] Application startup complete.
[19513] [INFO] Started server process [19513]
[19513] [INFO] Waiting for application startup.
[19513] [INFO] Application startup complete.
[19514] [INFO] Started server process [19514]
[19514] [INFO] Waiting for application startup.
[19514] [INFO] Application startup complete.
[19515] [INFO] Started server process [19515]