Uses of Class org.apache.hadoop.mapreduce.security.token.delegation.DelegationTokenIdentifier (Hadoop 1.2.1 API)
Date: 2013-07-22

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## Uses of Class
org.apache.hadoop.mapreduce.security.token.delegation.DelegationTokenIdentifier

Packages that use DelegationTokenIdentifier
org.apache.hadoop.mapred | A software framework for easily writing applications which process vast amounts of data (multi-terabyte data-sets) parallelly on large clusters (thousands of nodes) built of commodity hardware in a reliable, fault-tolerant manner.
org.apache.hadoop.mapreduce.security.token.delegation |

Uses of DelegationTokenIdentifier in org.apache.hadoop.mapred

Methods in org.apache.hadoop.mapred that return types with arguments of type DelegationTokenIdentifier
`Token<DelegationTokenIdentifier>` | `JobClient.getDelegationToken(Text renewer)`
`Token<DelegationTokenIdentifier>` | `JobTracker.getDelegationToken(Text renewer)` Get a new delegation token.
`Token<DelegationTokenIdentifier>` | `LocalJobRunner.getDelegationToken(Text renewer)`

Method parameters in org.apache.hadoop.mapred with type arguments of type DelegationTokenIdentifier
`void` | `JobClient.cancelDelegationToken(Token<DelegationTokenIdentifier> token)` Cancel a delegation token from the JobTracker
`void` | `JobTracker.cancelDelegationToken(Token<DelegationTokenIdentifier> token)` Discard a current delegation token.
`void` | `LocalJobRunner.cancelDelegationToken(Token<DelegationTokenIdentifier> token)`
`long` | `JobClient.renewDelegationToken(Token<DelegationTokenIdentifier> token)` Renew a delegation token
`long` | `JobTracker.renewDelegationToken(Token<DelegationTokenIdentifier> token)` Renew a delegation token to extend its lifetime.
`long` | `LocalJobRunner.renewDelegationToken(Token<DelegationTokenIdentifier> token)`

Uses of DelegationTokenIdentifier in org.apache.hadoop.mapreduce.security.token.delegation

Methods in org.apache.hadoop.mapreduce.security.token.delegation that return DelegationTokenIdentifier
`DelegationTokenIdentifier` | `DelegationTokenSecretManager.createIdentifier()`

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