Uses of Class org.apache.hadoop.security.token.Token (Hadoop 0.20.2-cdh3u5 API)
Date: 2012-10-05

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## Uses of Class
org.apache.hadoop.security.token.Token

Packages that use Token
org.apache.hadoop.fs | An abstract file system API.
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 |
org.apache.hadoop.mapreduce.security.token |
org.apache.hadoop.security |
org.apache.hadoop.security.token |
org.apache.hadoop.security.token.delegation |

Uses of Token in org.apache.hadoop.fs

Methods in org.apache.hadoop.fs that return Token
`Token<?>` | `FileSystem.getDelegationToken(String renewer)` Get a new delegation token for this file system.

Uses of Token in org.apache.hadoop.mapred

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

Methods in org.apache.hadoop.mapred with parameters of type Token
`void` | `JobClient.Renewer.cancel(Token<?> token, Configuration conf)`
`void` | `JobClient.cancelDelegationToken(Token<DelegationTokenIdentifier> token)` Cancel a delegation token from the JobTracker
`void` | `JobTracker.cancelDelegationToken(Token<DelegationTokenIdentifier> token)` Discard a current delegation token.
`boolean` | `JobClient.Renewer.isManaged(Token<?> token)`
`long` | `JobClient.Renewer.renew(Token<?> token, Configuration conf)`
`long` | `JobClient.renewDelegationToken(Token<DelegationTokenIdentifier> token)` Renew a delegation token
`long` | `JobTracker.renewDelegationToken(Token<DelegationTokenIdentifier> token)` Renew a delegation token to extend its lifetime.

Uses of Token in org.apache.hadoop.mapreduce.security

Methods in org.apache.hadoop.mapreduce.security that return Token
`static Token<org.apache.hadoop.hdfs.security.token.delegation.DelegationTokenIdentifier>` | `TokenCache.getDelegationToken(Credentials credentials, String namenode)`
`static Token<JobTokenIdentifier>` | `TokenCache.getJobToken(Credentials credentials)`

Methods in org.apache.hadoop.mapreduce.security with parameters of type Token
`static void` | `TokenCache.setJobToken(Token<? extends TokenIdentifier> t, Credentials credentials)` store job token

Uses of Token in org.apache.hadoop.mapreduce.security.token

Methods in org.apache.hadoop.mapreduce.security.token that return Token
`Token<JobTokenIdentifier>` | `JobTokenSelector.selectToken(Text service, Collection<Token<? extends TokenIdentifier>> tokens)`

Methods in org.apache.hadoop.mapreduce.security.token with parameters of type Token
`void` | `JobTokenSecretManager.addTokenForJob(String jobId, Token<JobTokenIdentifier> token)` Add the job token of a job to cache

Method parameters in org.apache.hadoop.mapreduce.security.token with type arguments of type Token
`Token<JobTokenIdentifier>` | `JobTokenSelector.selectToken(Text service, Collection<Token<? extends TokenIdentifier>> tokens)`

Uses of Token in org.apache.hadoop.security

Methods in org.apache.hadoop.security that return Token
`Token<? extends TokenIdentifier>` | `Credentials.getToken(Text alias)` Returns the Token object for the alias

Methods in org.apache.hadoop.security that return types with arguments of type Token
`Collection<Token<? extends TokenIdentifier>>` | `Credentials.getAllTokens()` Return all the tokens in the in-memory map
`Collection<Token<? extends TokenIdentifier>>` | `UserGroupInformation.getTokens()` Obtain the collection of tokens associated with this user.

Methods in org.apache.hadoop.security with parameters of type Token
`void` | `Credentials.addToken(Text alias, Token<? extends TokenIdentifier> t)` Add a token in the storage (in memory)
`boolean` | `UserGroupInformation.addToken(Token<? extends TokenIdentifier> token)` Add a token to this UGI
`static InetSocketAddress` | `SecurityUtil.getTokenServiceAddr(Token<?> token)` Decode the given token's service field into an InetAddress
`static void` | `SecurityUtil.setTokenService(Token<?> token, InetSocketAddress addr)` Set the given token's service to the format expected by the RPC client

Constructors in org.apache.hadoop.security with parameters of type Token
`SaslRpcClient(SaslRpcServer.AuthMethod method, Token<? extends TokenIdentifier> token, String serverPrincipal)` Create a SaslRpcClient for an authentication method

Uses of Token in org.apache.hadoop.security.token

Methods in org.apache.hadoop.security.token that return Token
`Token<T>` | `TokenSelector.selectToken(Text service, Collection<Token<? extends TokenIdentifier>> tokens)`

Methods in org.apache.hadoop.security.token with parameters of type Token
`abstract void` | `TokenRenewer.cancel(Token<?> token, Configuration conf)` Cancel the given token
`void` | `Token.TrivialRenewer.cancel(Token<?> token, Configuration conf)`
`abstract boolean` | `TokenRenewer.isManaged(Token<?> token)` Is the given token managed? Only managed tokens may be renewed or cancelled.
`boolean` | `Token.TrivialRenewer.isManaged(Token<?> token)`
`abstract long` | `TokenRenewer.renew(Token<?> token, Configuration conf)` Renew the given token.
`long` | `Token.TrivialRenewer.renew(Token<?> token, Configuration conf)`

Method parameters in org.apache.hadoop.security.token with type arguments of type Token
`Token<T>` | `TokenSelector.selectToken(Text service, Collection<Token<? extends TokenIdentifier>> tokens)`

Constructors in org.apache.hadoop.security.token with parameters of type Token
`Token(Token<T> other)` Clone a token.

Uses of Token in org.apache.hadoop.security.token.delegation

Methods in org.apache.hadoop.security.token.delegation that return Token
`Token<TokenIdent>` | `AbstractDelegationTokenSelector.selectToken(Text service, Collection<Token<? extends TokenIdentifier>> tokens)`

Methods in org.apache.hadoop.security.token.delegation with parameters of type Token
`TokenIdent` | `AbstractDelegationTokenSecretManager.cancelToken(Token<TokenIdent> token, String canceller)` Cancel a token by removing it from cache.
`long` | `AbstractDelegationTokenSecretManager.renewToken(Token<TokenIdent> token, String renewer)` Renew a delegation token.

Method parameters in org.apache.hadoop.security.token.delegation with type arguments of type Token
`Token<TokenIdent>` | `AbstractDelegationTokenSelector.selectToken(Text service, Collection<Token<? extends TokenIdentifier>> tokens)`

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