org.apache.hadoop.hdfs.protocol

Class DatanodeAdminProperties

java.lang.Object

org.apache.hadoop.hdfs.protocol.DatanodeAdminProperties

public class DatanodeAdminProperties
extends Object

The class describes the configured admin properties for a datanode. It is the static configuration specified by administrators via dfsadmin command; different from the runtime state. CombinedHostFileManager uses the class to deserialize the configurations from json-based file format. To decommission a node, use AdminStates.DECOMMISSIONED.

Constructor Summary

Constructors

Constructor and Description
DatanodeAdminProperties()

Method Summary

Methods

Modifier and Type	Method and Description
DatanodeInfo.AdminStates	getAdminState() Get the admin state of the datanode.
String	getHostName() Return the host name of the datanode.
long	getMaintenanceExpireTimeInMS() Get the maintenance expiration time in milliseconds.
int	getPort() Get the port number of the datanode.
String	getUpgradeDomain() Get the upgrade domain of the datanode.
void	setAdminState(DatanodeInfo.AdminStates adminState) Set the admin state of the datanode.
void	setHostName(String hostName) Set the host name of the datanode.
void	setMaintenanceExpireTimeInMS(long maintenanceExpireTimeInMS) Get the maintenance expiration time in milliseconds.
void	setPort(int port) Set the port number of the datanode.
void	setUpgradeDomain(String upgradeDomain) Set the upgrade domain of the datanode.

Methods inherited from class java.lang.Object

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

Constructor Detail

DatanodeAdminProperties

public DatanodeAdminProperties()

Method Detail

getHostName

public String getHostName()

Return the host name of the datanode.

Returns:

the host name of the datanode.

setHostName

public void setHostName(String hostName)

Set the host name of the datanode.

Parameters:

hostName - the host name of the datanode.

getPort

public int getPort()

Get the port number of the datanode.

Returns:

the port number of the datanode.

setPort

public void setPort(int port)

Set the port number of the datanode.

Parameters:

port - the port number of the datanode.

getUpgradeDomain

public String getUpgradeDomain()

Get the upgrade domain of the datanode.

Returns:

the upgrade domain of the datanode.

setUpgradeDomain

public void setUpgradeDomain(String upgradeDomain)

Set the upgrade domain of the datanode.

Parameters:

upgradeDomain - the upgrade domain of the datanode.

getAdminState

public DatanodeInfo.AdminStates getAdminState()

Get the admin state of the datanode.

Returns:

the admin state of the datanode.

setAdminState

public void setAdminState(DatanodeInfo.AdminStates adminState)

Set the admin state of the datanode.

Parameters:

adminState - the admin state of the datanode.

getMaintenanceExpireTimeInMS

public long getMaintenanceExpireTimeInMS()

Get the maintenance expiration time in milliseconds.

Returns:

the maintenance expiration time in milliseconds.

setMaintenanceExpireTimeInMS

public void setMaintenanceExpireTimeInMS(long maintenanceExpireTimeInMS)

Get the maintenance expiration time in milliseconds.

Parameters:

maintenanceExpireTimeInMS - the maintenance expiration time in milliseconds.