org.apache.hadoop.security.token.delegation

Class AbstractDelegationTokenIdentifier

java.lang.Object

org.apache.hadoop.security.token.TokenIdentifier

org.apache.hadoop.security.token.delegation.AbstractDelegationTokenIdentifier

All Implemented Interfaces:

Writable

Direct Known Subclasses:

DelegationTokenIdentifier, DelegationTokenIdentifier, DelegationTokenIdentifier, MRDelegationTokenIdentifier, RMDelegationTokenIdentifier

@InterfaceAudience.LimitedPrivate(value={"HDFS","MapReduce"})
@InterfaceStability.Evolving
public abstract class AbstractDelegationTokenIdentifier
extends TokenIdentifier

Constructor Summary

Constructors

Constructor and Description
AbstractDelegationTokenIdentifier()
AbstractDelegationTokenIdentifier(Text owner, Text renewer, Text realUser)

Method Summary

Methods

Modifier and Type	Method and Description
boolean	equals(Object obj)
long	getIssueDate()
abstract Text	getKind() Get the token kind
int	getMasterKeyId()
long	getMaxDate()
Text	getOwner()
Text	getRealUser()
Text	getRenewer()
int	getSequenceNumber()
UserGroupInformation	getUser() Get the username encoded in the token identifier
int	hashCode()
void	readFields(DataInput in) Deserialize the fields of this object from in.
void	setIssueDate(long issueDate)
void	setMasterKeyId(int newId)
void	setMaxDate(long maxDate)
void	setSequenceNumber(int seqNum)
String	toString()
void	write(DataOutput out) Serialize the fields of this object to out.

Methods inherited from class org.apache.hadoop.security.token.TokenIdentifier

getBytes, getTrackingId

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractDelegationTokenIdentifier

public AbstractDelegationTokenIdentifier()

AbstractDelegationTokenIdentifier

public AbstractDelegationTokenIdentifier(Text owner,
                                 Text renewer,
                                 Text realUser)

Method Detail

getKind

public abstract Text getKind()

Description copied from class: TokenIdentifier

Get the token kind

Specified by:

getKind in class TokenIdentifier

Returns:

the kind of the token

getUser

public UserGroupInformation getUser()

Get the username encoded in the token identifier

Specified by:

getUser in class TokenIdentifier

Returns:

the username or owner

getOwner

public Text getOwner()

getRenewer

public Text getRenewer()

getRealUser

public Text getRealUser()

setIssueDate

public void setIssueDate(long issueDate)

getIssueDate

public long getIssueDate()

setMaxDate

public void setMaxDate(long maxDate)

getMaxDate

public long getMaxDate()

setSequenceNumber

public void setSequenceNumber(int seqNum)

getSequenceNumber

public int getSequenceNumber()

setMasterKeyId

public void setMasterKeyId(int newId)

getMasterKeyId

public int getMasterKeyId()

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

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.

Parameters:

in - DataInput to deseriablize this object from.

Throws:

IOException

write

public void write(DataOutput out)
           throws IOException

Description copied from interface: Writable

Serialize the fields of this object to out.

Parameters:

out - DataOuput to serialize this object into.

Throws:

IOException

toString

public String toString()

Overrides:

toString in class Object