org.fcrepo.server.security.xacml.pdp.data
Class XPathPolicyIndex

java.lang.Object
  org.fcrepo.server.security.xacml.pdp.data.PolicyIndexBase
      org.fcrepo.server.security.xacml.pdp.data.XPathPolicyIndex

All Implemented Interfaces:

PolicyIndex

Direct Known Subclasses:

DbXmlPolicyIndex, ExistPolicyIndex

public abstract class XPathPolicyIndex
extends PolicyIndexBase
implements PolicyIndex

Abstract class for XPath-based policy index Provides helper functions for generating xpath queries, decomposing request details etc

Version:

$Id$

Author:

Stephen Bayliss

Field Summary

Fields inherited from class org.fcrepo.server.security.xacml.pdp.data.PolicyIndexBase

ACTION_KEY, ENVIRONMENT_KEY, indexed, indexMap, m_policyReader, METADATA_POLICY_NS, namespaces, RESOURCE_KEY, SUBJECT_KEY

Fields inherited from interface org.fcrepo.server.security.xacml.pdp.data.PolicyIndex

XACML_RESOURCE_ID, XACML20_POLICY_NS

Constructor Summary

protected

XPathPolicyIndex(PolicyReader policyReader)

Method Summary

protected static String	getXpath(Map<String,Set<AttributeBean>> attributeMap) Creates an XPath query from the attributes
static Map<String,String>	getXpathVariables(Map<String,Set<AttributeBean>> attributeMap) Get XPath variables to use against an xpath query

Methods inherited from class org.fcrepo.server.security.xacml.pdp.data.PolicyIndexBase

getAttributeMap, handleDocument, makeComponents, setActionAttributes, setAttributeMap, setEnvironmentAttributes, setResourceAttributes, setSubjectAttributes

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.fcrepo.server.security.xacml.pdp.data.PolicyIndex

addPolicy, clear, contains, deletePolicy, getPolicies, getPolicy, updatePolicy

Constructor Detail

XPathPolicyIndex

protected XPathPolicyIndex(PolicyReader policyReader)
                    throws PolicyIndexException

Throws:

PolicyIndexException

Method Detail

getXpathVariables

public static Map<String,String> getXpathVariables(Map<String,Set<AttributeBean>> attributeMap)

Get XPath variables to use against an xpath query

Parameters:

attributeMap -

Returns:

a map of variable name / variable values

getXpath

protected static String getXpath(Map<String,Set<AttributeBean>> attributeMap)

Creates an XPath query from the attributes

Parameters:

attributeMap - attributes from request

r - number of resource-id values

Returns: