alluxio.master.lineage.recompute

Class RecomputePlan

java.lang.Object

alluxio.master.lineage.recompute.RecomputePlan

@ThreadSafe
public class RecomputePlan
extends Object

A plan for recomputing the lost files. It essentially contains a batch of jobs from the corresponding lineages to execute. TODO(yupeng): in this version it simply returns a list of jobs to execute in sequence. In the future, we will explore the possibility of executing jobs in parallel.

Constructor Summary

Constructors

Constructor and Description
RecomputePlan(List<Lineage> toRecompute) Creates a new instance of RecomputePlan.

Method Summary

Modifier and Type	Method and Description
List<Lineage>	getLineageToRecompute()
boolean	isEmpty()
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

RecomputePlan

public RecomputePlan(List<Lineage> toRecompute)

Creates a new instance of RecomputePlan.

Parameters:

toRecompute - the lineages to recompute

Method Detail

getLineageToRecompute

public List<Lineage> getLineageToRecompute()

Returns:

a list of lineages to recompute

isEmpty

public boolean isEmpty()

Returns:

true if the plan is empty, false otherwise

toString

public String toString()

Overrides:

toString in class Object