org.apache.hadoop.hdfs.security.token.block

Class ExportedBlockKeys

java.lang.Object

org.apache.hadoop.hdfs.security.token.block.ExportedBlockKeys

All Implemented Interfaces:

Writable

@InterfaceAudience.Private
public class ExportedBlockKeys
extends Object
implements Writable

Object for passing block keys

Field Summary

Fields

Modifier and Type	Field and Description
static ExportedBlockKeys	DUMMY_KEYS

Constructor Summary

Constructors

Constructor and Description
ExportedBlockKeys()
ExportedBlockKeys(boolean isBlockTokenEnabled, long keyUpdateInterval, long tokenLifetime, BlockKey currentKey, BlockKey[] allKeys)

Method Summary

Methods

Modifier and Type	Method and Description
BlockKey[]	getAllKeys()
BlockKey	getCurrentKey()
long	getKeyUpdateInterval()
long	getTokenLifetime()
boolean	isBlockTokenEnabled()
void	readFields(DataInput in) Deserialize the fields of this object from in.
void	write(DataOutput out) Serialize the fields of this object to out.

Methods inherited from class java.lang.Object

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

Field Detail

DUMMY_KEYS

public static final ExportedBlockKeys DUMMY_KEYS

Constructor Detail

ExportedBlockKeys

public ExportedBlockKeys()

ExportedBlockKeys

public ExportedBlockKeys(boolean isBlockTokenEnabled,
                 long keyUpdateInterval,
                 long tokenLifetime,
                 BlockKey currentKey,
                 BlockKey[] allKeys)

Method Detail

isBlockTokenEnabled

public boolean isBlockTokenEnabled()

getKeyUpdateInterval

public long getKeyUpdateInterval()

getTokenLifetime

public long getTokenLifetime()

getCurrentKey

public BlockKey getCurrentKey()

getAllKeys

public BlockKey[] getAllKeys()

write

public void write(DataOutput out)
           throws IOException

Description copied from interface: Writable

Serialize the fields of this object to out.

Specified by:

write in interface Writable

Parameters:

out - DataOuput to serialize this object into.

Throws:

IOException

readFields

public void readFields(DataInput in)
                throws IOException

Description copied from interface: Writable

Deserialize the fields of this object from in.

For efficiency, implementations should attempt to re-use storage in the existing object where possible.

Specified by:

readFields in interface Writable

Parameters:

in - DataInput to deseriablize this object from.

Throws:

IOException