alluxio.master.job

Class WorkerAssignPolicy

java.lang.Object

alluxio.master.job.WorkerAssignPolicy

Direct Known Subclasses:

HashBasedWorkerAssignPolicy, RoundRobinWorkerAssignPolicy

public abstract class WorkerAssignPolicy
extends Object

The worker assign policy. This policy is membership agnostic for now, it will only pick a worker from a given set of workers based on the policy, it is caller's responsibility to resolve any membership considerations before giving the worker set to pick from.

Constructor Summary

Constructors

Constructor and Description
WorkerAssignPolicy()

Method Summary

Modifier and Type	Method and Description
protected abstract WorkerInfo	pickAWorker(String object, Collection<WorkerInfo> workerInfos) Pick a worker based on the policy.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

WorkerAssignPolicy

public WorkerAssignPolicy()

Method Detail

pickAWorker

protected abstract WorkerInfo pickAWorker(String object,
                                          Collection<WorkerInfo> workerInfos)

Pick a worker based on the policy.

Parameters:

object - object

workerInfos - worker information

Returns:

the picked worker