Package org.apache.hadoop.hdfs.server.blockmanagement

Interface DatanodeAdminMonitorInterface

All Superinterfaces:

java.lang.Runnable

All Known Implementing Classes:

DatanodeAdminBackoffMonitor, DatanodeAdminDefaultMonitor, DatanodeAdminMonitorBase

public interface DatanodeAdminMonitorInterface
extends java.lang.Runnable

Interface used to implement a decommission and maintenance monitor class, which is instantiated by the DatanodeAdminManager class.

Method Summary

Modifier and Type	Method	Description
int	getBlocksPerLock()
java.util.Queue<DatanodeDescriptor>	getCancelledNodes()
int	getNumNodesChecked()
int	getPendingNodeCount()
java.util.Queue<DatanodeDescriptor>	getPendingNodes()
int	getPendingRepLimit()
int	getTrackedNodeCount()
void	setBlockManager(BlockManager bm)
void	setBlocksPerLock(int blocksPerLock)
void	setDatanodeAdminManager(DatanodeAdminManager dnm)
void	setNameSystem(Namesystem ns)
void	setPendingRepLimit(int pendingRepLimit)
void	startTrackingNode(DatanodeDescriptor dn)
void	stopTrackingNode(DatanodeDescriptor dn)

Methods inherited from interface java.lang.Runnable

run

Method Detail

stopTrackingNode

void stopTrackingNode(DatanodeDescriptor dn)

startTrackingNode

void startTrackingNode(DatanodeDescriptor dn)

getPendingNodeCount

int getPendingNodeCount()

getTrackedNodeCount

int getTrackedNodeCount()

getNumNodesChecked

int getNumNodesChecked()

getPendingNodes

java.util.Queue<DatanodeDescriptor> getPendingNodes()

getCancelledNodes

java.util.Queue<DatanodeDescriptor> getCancelledNodes()

setBlockManager

void setBlockManager(BlockManager bm)

setDatanodeAdminManager

void setDatanodeAdminManager(DatanodeAdminManager dnm)

setNameSystem

void setNameSystem(Namesystem ns)

getPendingRepLimit

int getPendingRepLimit()

setPendingRepLimit

void setPendingRepLimit(int pendingRepLimit)

getBlocksPerLock

int getBlocksPerLock()

setBlocksPerLock

void setBlocksPerLock(int blocksPerLock)