Package org.apache.hadoop.hdfs.server.federation.resolver

Class FederationNamespaceInfo

java.lang.Object

org.apache.hadoop.hdfs.server.federation.router.RemoteLocationContext

org.apache.hadoop.hdfs.server.federation.resolver.FederationNamespaceInfo

All Implemented Interfaces:

Comparable<RemoteLocationContext>

public class FederationNamespaceInfo
extends RemoteLocationContext

Represents information about a single nameservice/namespace in a federated HDFS cluster.

Constructor Summary

Constructors

Constructor	Description
FederationNamespaceInfo(String bpId, String clId, String nsId)

Method Summary

Modifier and Type	Method	Description
int	compareTo(RemoteLocationContext info)
boolean	equals(Object obj)
String	getBlockPoolId()	The HDFS block pool id for this namespace.
String	getClusterId()	The HDFS cluster id for this namespace.
String	getDest()	Destination in this location.
String	getNameserviceId()	Returns an identifier for a unique namespace.
String	getSrc()	Original source location.
int	hashCode()
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Details

FederationNamespaceInfo

public FederationNamespaceInfo(String bpId,
 String clId,
 String nsId)

Method Details

getNameserviceId

public String getNameserviceId()

Description copied from class: RemoteLocationContext

Returns an identifier for a unique namespace.

Specified by:

getNameserviceId in class RemoteLocationContext

Returns:

Namespace identifier.

getDest

public String getDest()

Description copied from class: RemoteLocationContext

Destination in this location. For example the path in a remote namespace.

Specified by:

getDest in class RemoteLocationContext

Returns:

Destination in this location.

getSrc

public String getSrc()

Description copied from class: RemoteLocationContext

Original source location.

Specified by:

getSrc in class RemoteLocationContext

Returns:

Source path.

getClusterId

public String getClusterId()

The HDFS cluster id for this namespace.

Returns:

Cluster identifier.

getBlockPoolId

public String getBlockPoolId()

The HDFS block pool id for this namespace.

Returns:

Block pool identifier.

toString

public String toString()

Overrides:

toString in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class RemoteLocationContext

hashCode

public int hashCode()

Overrides:

hashCode in class RemoteLocationContext

compareTo

public int compareTo(RemoteLocationContext info)

Specified by:

compareTo in interface Comparable<RemoteLocationContext>

Overrides:

compareTo in class RemoteLocationContext