Uses of Class
org.apache.hadoop.security.Credentials

Packages that use Credentials
org.apache.hadoop.filecache   
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   
org.apache.hadoop.mapreduce.security   
org.apache.hadoop.mapreduce.security.token   
org.apache.hadoop.security   
 

Uses of Credentials in org.apache.hadoop.filecache
 

Methods in org.apache.hadoop.filecache with parameters of type Credentials
static void TrackerDistributedCacheManager.getDelegationTokens(Configuration job, Credentials credentials)
          For each archive or cache file - get the corresponding delegation token
 

Uses of Credentials in org.apache.hadoop.mapred
 

Fields in org.apache.hadoop.mapred declared as Credentials
protected  Credentials JobInProgress.tokenStorage
           
 

Methods in org.apache.hadoop.mapred that return Credentials
 Credentials JobConf.getCredentials()
          Get credentials for the job.
 

Methods in org.apache.hadoop.mapred with parameters of type Credentials
 JobStatus JobTracker.submitJob(JobID jobId, String jobSubmitDir, Credentials ts)
          JobTracker.submitJob() kicks off a new job.
 JobStatus JobTracker.submitJob(JobID jobId, String jobSubmitDir, UserGroupInformation ugi, Credentials ts, boolean recovered)
          JobTracker.submitJob() kicks off a new job.
 

Uses of Credentials in org.apache.hadoop.mapreduce
 

Fields in org.apache.hadoop.mapreduce declared as Credentials
protected  Credentials JobContext.credentials
           
 

Methods in org.apache.hadoop.mapreduce that return Credentials
 Credentials JobContext.getCredentials()
          Get credentials for the job.
 

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

Methods in org.apache.hadoop.mapreduce.security that return Credentials
static Credentials TokenCache.loadTokens(String jobTokenFile, Configuration conf)
          load job token from a file
 

Methods in org.apache.hadoop.mapreduce.security with parameters of type Credentials
static Token<org.apache.hadoop.hdfs.security.token.delegation.DelegationTokenIdentifier> TokenCache.getDelegationToken(Credentials credentials, String namenode)
           
static Token<JobTokenIdentifier> TokenCache.getJobToken(Credentials credentials)
           
static byte[] TokenCache.getSecretKey(Credentials credentials, Text alias)
          auxiliary method to get user's secret keys..
static void TokenCache.obtainTokensForNamenodes(Credentials credentials, Path[] ps, Configuration conf)
          Convenience method to obtain delegation tokens from namenodes corresponding to the paths passed.
static void TokenCache.setJobToken(Token<? extends TokenIdentifier> t, Credentials credentials)
          store job token
 

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

Methods in org.apache.hadoop.mapreduce.security.token with parameters of type Credentials
static void DelegationTokenRenewal.registerDelegationTokensForRenewal(JobID jobId, Credentials ts, Configuration conf)
           
 

Uses of Credentials in org.apache.hadoop.security
 

Methods in org.apache.hadoop.security that return Credentials
static Credentials Credentials.readTokenStorageFile(Path filename, Configuration conf)
          Convenience method for reading a token storage file, and loading the Tokens therein in the passed UGI
 

Methods in org.apache.hadoop.security with parameters of type Credentials
 void Credentials.addAll(Credentials other)
          Copy all of the credentials from one credential object into another.
 



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