org.apache.hadoop.hdfs.server.blockmanagement

Class BlockPlacementStatusDefault

java.lang.Object

org.apache.hadoop.hdfs.server.blockmanagement.BlockPlacementStatusDefault

All Implemented Interfaces:

org.apache.hadoop.hdfs.server.blockmanagement.BlockPlacementStatus

public class BlockPlacementStatusDefault
extends Object
implements org.apache.hadoop.hdfs.server.blockmanagement.BlockPlacementStatus

Constructor Summary

Constructors

Constructor and Description
BlockPlacementStatusDefault(int currentRacks, int requiredRacks)

Method Summary

Methods

Modifier and Type	Method and Description
String	getErrorDescription() Get description info for log or printed in case replicas are failed to meet requirement of placement policy
boolean	isPlacementPolicySatisfied() Boolean value to identify if replicas of this block satisfy requirement of placement policy

Methods inherited from class java.lang.Object

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

Constructor Detail

BlockPlacementStatusDefault

public BlockPlacementStatusDefault(int currentRacks,
                           int requiredRacks)

Method Detail

isPlacementPolicySatisfied

public boolean isPlacementPolicySatisfied()

Description copied from interface: org.apache.hadoop.hdfs.server.blockmanagement.BlockPlacementStatus

Boolean value to identify if replicas of this block satisfy requirement of placement policy

Specified by:

isPlacementPolicySatisfied in interface org.apache.hadoop.hdfs.server.blockmanagement.BlockPlacementStatus

Returns:

if replicas satisfy placement policy's requirement

getErrorDescription

public String getErrorDescription()

Description copied from interface: org.apache.hadoop.hdfs.server.blockmanagement.BlockPlacementStatus

Get description info for log or printed in case replicas are failed to meet requirement of placement policy

Specified by:

getErrorDescription in interface org.apache.hadoop.hdfs.server.blockmanagement.BlockPlacementStatus

Returns:

description in case replicas are failed to meet requirement of placement policy