org.fcrepo.server.security.xacml.pdp.finder.policy

Class PolicyManager

java.lang.Object

org.fcrepo.server.security.xacml.pdp.finder.policy.PolicyManager

public class PolicyManager
extends Object

This class interacts with the policy cache on behalf of the PolicyFinder modules. It also does the matching of the policies and creation of policy sets.

Author:

nishen@melcoe.mq.edu.au

Constructor Summary

Constructors

Constructor and Description
PolicyManager(PolicyIndex policyIndex, org.jboss.security.xacml.sunxacml.combine.PolicyCombiningAlgorithm combiningAlg, org.jboss.security.xacml.sunxacml.finder.PolicyFinder policyFinder) This constructor creates a PolicyManager instance.

Method Summary

Modifier and Type	Method and Description
org.jboss.security.xacml.sunxacml.AbstractPolicy	getPolicy(org.jboss.security.xacml.sunxacml.EvaluationCtx eval) Obtains a policy or policy set of matching policies from the policy store.

Methods inherited from class java.lang.Object

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

Constructor Detail

PolicyManager

public PolicyManager(PolicyIndex policyIndex,
                     org.jboss.security.xacml.sunxacml.combine.PolicyCombiningAlgorithm combiningAlg,
                     org.jboss.security.xacml.sunxacml.finder.PolicyFinder policyFinder)

This constructor creates a PolicyManager instance. It takes a PolicyFinder its argument. Its purpose is to obtain a set of policies from the Policy Index , match them against the evaluation context and return a policy or policy set that conforms to the evaluation context.

Parameters:

policyIndex - the policy index

combiningAlg - the policy combining algorithm

policyFinder - the policy finder

Method Detail

getPolicy

public org.jboss.security.xacml.sunxacml.AbstractPolicy getPolicy(org.jboss.security.xacml.sunxacml.EvaluationCtx eval)
                                                           throws TopLevelPolicyException,
                                                                  PolicyIndexException

Obtains a policy or policy set of matching policies from the policy store. If more than one policy is returned it creates a dynamic policy set that contains all the applicable policies.

Parameters:

eval - the Evaluation Context

Returns:

the Policy/PolicySet that applies to this EvaluationCtx

Throws:

TopLevelPolicyException

PolicyIndexException