org.apache.hadoop.security
Class SecurityUtil

java.lang.Object
  org.apache.hadoop.security.SecurityUtil

public class SecurityUtil
extends java.lang.Object

Nested Class Summary

static class

SecurityUtil.AccessControlList Class representing a configured access control list.

Constructor Summary

SecurityUtil()

Method Summary

static java.security.Policy	getPolicy() Get the current global security policy for Hadoop.
static javax.security.auth.Subject	getSubject(UserGroupInformation ugi) Get the Subject for the user identified by ugi.
static void	setPolicy(java.security.Policy policy) Set the global security policy for Hadoop.

Methods inherited from class java.lang.Object

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

Constructor Detail

SecurityUtil

public SecurityUtil()

Method Detail

setPolicy

public static void setPolicy(java.security.Policy policy)

Set the global security policy for Hadoop.

Parameters:

policy - Policy used for authorization.

getPolicy

public static java.security.Policy getPolicy()

Get the current global security policy for Hadoop.

Returns:

the current Policy

getSubject

public static javax.security.auth.Subject getSubject(UserGroupInformation ugi)

Get the Subject for the user identified by ugi.

Parameters:

ugi - user

Returns:

the Subject for the user identified by ugi