Package org.apache.hadoop.hdfs.server.protocol

Class BlockStorageMovementCommand.BlockMovingInfo

java.lang.Object

org.apache.hadoop.hdfs.server.protocol.BlockStorageMovementCommand.BlockMovingInfo

Enclosing class:

BlockStorageMovementCommand

public static class BlockStorageMovementCommand.BlockMovingInfo
extends java.lang.Object

Stores block to storage info that can be used for block movement.

Constructor Summary

Constructors

Constructor	Description
BlockMovingInfo(org.apache.hadoop.hdfs.protocol.Block block, org.apache.hadoop.hdfs.protocol.DatanodeInfo sourceDnInfo, org.apache.hadoop.hdfs.protocol.DatanodeInfo targetDnInfo, org.apache.hadoop.fs.StorageType srcStorageType, org.apache.hadoop.fs.StorageType targetStorageType)	Block to storage info constructor.

Method Summary

Modifier and Type	Method	Description
void	addBlock(org.apache.hadoop.hdfs.protocol.Block block)
org.apache.hadoop.hdfs.protocol.Block	getBlock()
org.apache.hadoop.hdfs.protocol.DatanodeInfo	getSource()
org.apache.hadoop.fs.StorageType	getSourceStorageType()
org.apache.hadoop.hdfs.protocol.DatanodeInfo	getTarget()
org.apache.hadoop.fs.StorageType	getTargetStorageType()
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

BlockMovingInfo

public BlockMovingInfo(org.apache.hadoop.hdfs.protocol.Block block,
                       org.apache.hadoop.hdfs.protocol.DatanodeInfo sourceDnInfo,
                       org.apache.hadoop.hdfs.protocol.DatanodeInfo targetDnInfo,
                       org.apache.hadoop.fs.StorageType srcStorageType,
                       org.apache.hadoop.fs.StorageType targetStorageType)

Block to storage info constructor.

Parameters:

block - block info

sourceDnInfo - node that can be the source of a block move

srcStorageType - type of source storage media

Method Detail

addBlock

public void addBlock(org.apache.hadoop.hdfs.protocol.Block block)

getBlock

public org.apache.hadoop.hdfs.protocol.Block getBlock()

getSource

public org.apache.hadoop.hdfs.protocol.DatanodeInfo getSource()

getTarget

public org.apache.hadoop.hdfs.protocol.DatanodeInfo getTarget()

getTargetStorageType

public org.apache.hadoop.fs.StorageType getTargetStorageType()

getSourceStorageType

public org.apache.hadoop.fs.StorageType getSourceStorageType()

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object