Package org.apache.hadoop.security.token.delegation

Class AbstractDelegationTokenSelector<TokenIdent extends AbstractDelegationTokenIdentifier>

java.lang.Object

org.apache.hadoop.security.token.delegation.AbstractDelegationTokenSelector<TokenIdent>

All Implemented Interfaces:

TokenSelector<TokenIdent>

@LimitedPrivate({"HDFS","MapReduce"})
@Evolving
public class AbstractDelegationTokenSelector<TokenIdent extends AbstractDelegationTokenIdentifier>
extends Object
implements TokenSelector<TokenIdent>

Look through tokens to find the first delegation token that matches the service and return it.

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	AbstractDelegationTokenSelector(Text kindName)

Method Summary

Modifier and Type	Method	Description
Token<TokenIdent>	selectToken(Text service, Collection<Token<? extends TokenIdentifier>> tokens)

Methods inherited from class java.lang.Object

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

Constructor Details

AbstractDelegationTokenSelector

protected AbstractDelegationTokenSelector(Text kindName)

Method Details

selectToken

public Token<TokenIdent> selectToken(Text service,
 Collection<Token<? extends TokenIdentifier>> tokens)

Specified by:

selectToken in interface TokenSelector<TokenIdent extends AbstractDelegationTokenIdentifier>