Package org.duracloud.security.vote

Class AccessDecisionManagerImpl

java.lang.Object

org.springframework.security.access.vote.AbstractAccessDecisionManager

org.duracloud.security.vote.AccessDecisionManagerImpl

All Implemented Interfaces:

org.springframework.beans.factory.Aware, org.springframework.beans.factory.InitializingBean, org.springframework.context.MessageSourceAware, org.springframework.security.access.AccessDecisionManager

public class AccessDecisionManagerImpl
extends org.springframework.security.access.vote.AbstractAccessDecisionManager

This class polls its internal list of AccessDecisionVoters to come to an AuthZ decision for the principal (authentication) and resource.

Author:

Andrew Woods Date: Mar 12, 2010

Field Summary

Fields inherited from class org.springframework.security.access.vote.AbstractAccessDecisionManager

logger, messages

Constructor Summary

Constructors

Constructor	Description
AccessDecisionManagerImpl(List<org.springframework.security.access.AccessDecisionVoter<? extends Object>> decisionVoters)

Method Summary

Modifier and Type	Method	Description
void	decide(org.springframework.security.core.Authentication authentication, Object resource, Collection<org.springframework.security.access.ConfigAttribute> config)	This method implements to AccessDecisionManager interface.

Methods inherited from class org.springframework.security.access.vote.AbstractAccessDecisionManager

afterPropertiesSet, checkAllowIfAllAbstainDecisions, getDecisionVoters, isAllowIfAllAbstainDecisions, setAllowIfAllAbstainDecisions, setMessageSource, supports, supports

Methods inherited from class java.lang.Object

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

Constructor Detail

AccessDecisionManagerImpl

public AccessDecisionManagerImpl(List<org.springframework.security.access.AccessDecisionVoter<? extends Object>> decisionVoters)

Method Detail

decide

public void decide(org.springframework.security.core.Authentication authentication,
                   Object resource,
                   Collection<org.springframework.security.access.ConfigAttribute> config)
            throws org.springframework.security.access.AccessDeniedException

 This method implements to AccessDecisionManager interface.
 Each voter in the internal list of AccessDecisionVoters is presented with
 all of the configAttributes for the arg resource.
 - If all voters abstain from voting, the decision goes to the default
     setting: allowIfAllAbstainDecisions
 - If no voter denies the AuthZ vote and at least one voter grants, then
   AuthZ is granted.
 

Parameters:

authentication - principal seeking AuthZ

resource - that is under protection

config - access-attributes defined on resource

Throws:

org.springframework.security.access.AccessDeniedException - if AuthZ denied