org.apache.hadoop.hdfs.server.balancer
Class Dispatcher.DDatanode

java.lang.Object
  org.apache.hadoop.hdfs.server.balancer.Dispatcher.DDatanode

Enclosing class:

org.apache.hadoop.hdfs.server.balancer.Dispatcher

public static class Dispatcher.DDatanode
extends Object

A class that keeps track of a datanode.

Nested Class Summary

class

Dispatcher.DDatanode.StorageGroup A group of storages in a datanode with the same storage type.

Field Summary

protected long

delayUntil

Method Summary

Dispatcher.Source	addSource(StorageType storageType, long maxSize2Move, org.apache.hadoop.hdfs.server.balancer.Dispatcher d)
Dispatcher.DDatanode.StorageGroup	addTarget(StorageType storageType, long maxSize2Move)
org.apache.hadoop.hdfs.protocol.DatanodeInfo	getDatanodeInfo()
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

delayUntil

protected long delayUntil

Method Detail

toString

public String toString()

Overrides:

toString in class Object

getDatanodeInfo

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

addTarget

public Dispatcher.DDatanode.StorageGroup addTarget(StorageType storageType,
                                                   long maxSize2Move)

addSource

public Dispatcher.Source addSource(StorageType storageType,
                                   long maxSize2Move,
                                   org.apache.hadoop.hdfs.server.balancer.Dispatcher d)