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>

Direct Known Subclasses:

DelegationTokenSelector

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

protected

AbstractDelegationTokenSelector(Text kindName)

Method Summary

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 Detail

AbstractDelegationTokenSelector

protected AbstractDelegationTokenSelector(Text kindName)

Method Detail

selectToken

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

Specified by:

selectToken in interface TokenSelector<TokenIdent extends AbstractDelegationTokenIdentifier>