Package org.apache.hadoop.security

Class UserGroupInformation.HadoopLoginModule

java.lang.Object

org.apache.hadoop.security.UserGroupInformation.HadoopLoginModule

All Implemented Interfaces:

LoginModule

Enclosing class:

UserGroupInformation

@Private
public static class UserGroupInformation.HadoopLoginModule
extends Object
implements LoginModule

A login module that looks at the Kerberos, Unix, or Windows principal and adds the corresponding UserName.

Constructor Summary

Constructors

Constructor	Description
HadoopLoginModule()

Method Summary

Modifier and Type	Method	Description
boolean	abort()
boolean	commit()
void	initialize(Subject subject, CallbackHandler callbackHandler, Map<String,?> sharedState, Map<String,?> options)
boolean	login()
boolean	logout()

Methods inherited from class java.lang.Object

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

Constructor Details

HadoopLoginModule

public HadoopLoginModule()

Method Details

abort

public boolean abort()
              throws LoginException

Specified by:

abort in interface LoginModule

Throws:

LoginException

commit

public boolean commit()
               throws LoginException

Specified by:

commit in interface LoginModule

Throws:

LoginException

initialize

public void initialize(Subject subject,
 CallbackHandler callbackHandler,
 Map<String,?> sharedState,
 Map<String,?> options)

Specified by:

initialize in interface LoginModule

login

public boolean login()
              throws LoginException

Specified by:

login in interface LoginModule

Throws:

LoginException

logout

public boolean logout()
               throws LoginException

Specified by:

logout in interface LoginModule

Throws:

LoginException