org.apache.hadoop.hdfs.server.namenode
Class INode.BlocksMapUpdateInfo

java.lang.Object
  org.apache.hadoop.hdfs.server.namenode.INode.BlocksMapUpdateInfo

Enclosing class:

org.apache.hadoop.hdfs.server.namenode.INode

public static class INode.BlocksMapUpdateInfo
extends Object

Information used for updating the blocksMap when deleting files.

Constructor Summary

INode.BlocksMapUpdateInfo()

INode.BlocksMapUpdateInfo(List<org.apache.hadoop.hdfs.protocol.Block> toDeleteList)

Method Summary

void	addDeleteBlock(org.apache.hadoop.hdfs.protocol.Block toDelete) Add a to-be-deleted block into the toDeleteList
void	clear() Clear toDeleteList
List<org.apache.hadoop.hdfs.protocol.Block>	getToDeleteList()

Methods inherited from class java.lang.Object

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

Constructor Detail

INode.BlocksMapUpdateInfo

public INode.BlocksMapUpdateInfo(List<org.apache.hadoop.hdfs.protocol.Block> toDeleteList)

INode.BlocksMapUpdateInfo

public INode.BlocksMapUpdateInfo()

Method Detail

getToDeleteList

public List<org.apache.hadoop.hdfs.protocol.Block> getToDeleteList()

Returns:

The list of blocks that need to be removed from blocksMap

addDeleteBlock

public void addDeleteBlock(org.apache.hadoop.hdfs.protocol.Block toDelete)

Add a to-be-deleted block into the toDeleteList

Parameters:

toDelete - the to-be-deleted block

clear

public void clear()

Clear toDeleteList