org.fcrepo.server.security.xacml.pep

Class ContextHandlerImpl

java.lang.Object

org.fcrepo.server.security.xacml.pep.ContextHandlerImpl

All Implemented Interfaces:

ContextHandler

public class ContextHandlerImpl
extends java.lang.Object
implements ContextHandler

Author:

nishen@melcoe.mq.edu.au

See Also:

ContextHandler

Constructor Summary

Constructors

Constructor and Description
ContextHandlerImpl() The default constructor that initialises a new ContextHandler instance.

Method Summary

Methods

Modifier and Type	Method and Description
RequestCtx	buildRequest(java.util.List<java.util.Map<java.net.URI,java.util.List<org.jboss.security.xacml.sunxacml.attr.AttributeValue>>> subjects, java.util.Map<java.net.URI,org.jboss.security.xacml.sunxacml.attr.AttributeValue> actions, java.util.Map<java.net.URI,org.jboss.security.xacml.sunxacml.attr.AttributeValue> resources, java.util.Map<java.net.URI,org.jboss.security.xacml.sunxacml.attr.AttributeValue> environment) Creates a new Request.
org.jboss.security.xacml.sunxacml.ctx.ResponseCtx	evaluate(RequestCtx reqCtx)
java.lang.String	evaluate(java.lang.String request)
org.jboss.security.xacml.sunxacml.ctx.ResponseCtx	evaluateBatch(RequestCtx[] requests)
java.lang.String	evaluateBatch(java.lang.String[] requests)
void	setContextUtil(ContextUtil contextUtil)
void	setEvaluationEngine(EvaluationEngine evaluationEngine)
void	setRelationshipResolver(RelationshipResolver relationshipResolver)

Methods inherited from class java.lang.Object

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

Constructor Detail

ContextHandlerImpl

public ContextHandlerImpl()
                   throws PEPException

The default constructor that initialises a new ContextHandler instance. This is a private constructor as this is a singleton class.

Throws:

PEPException

Method Detail

setContextUtil

public void setContextUtil(ContextUtil contextUtil)

setEvaluationEngine

public void setEvaluationEngine(EvaluationEngine evaluationEngine)

setRelationshipResolver

public void setRelationshipResolver(RelationshipResolver relationshipResolver)

buildRequest

public RequestCtx buildRequest(java.util.List<java.util.Map<java.net.URI,java.util.List<org.jboss.security.xacml.sunxacml.attr.AttributeValue>>> subjects,
                      java.util.Map<java.net.URI,org.jboss.security.xacml.sunxacml.attr.AttributeValue> actions,
                      java.util.Map<java.net.URI,org.jboss.security.xacml.sunxacml.attr.AttributeValue> resources,
                      java.util.Map<java.net.URI,org.jboss.security.xacml.sunxacml.attr.AttributeValue> environment)
                        throws PEPException

Description copied from interface: ContextHandler

Creates a new Request.

Specified by:

buildRequest in interface ContextHandler

Parameters:

subjects - a list of Map containing the attributes for a set of subjects.

actions - the URI of the requested Action.

resources - a Map containing the attributes for a resource.

environment - Map containing the attributes for the environment.

Returns:

a request context for a PDP to handle.

Throws:

PEPException

evaluate

public org.jboss.security.xacml.sunxacml.ctx.ResponseCtx evaluate(RequestCtx reqCtx)
                                                           throws PEPException

Specified by:

evaluate in interface ContextHandler

Parameters:

reqCtx - an XACML request context for resolution.

Returns:

an XACML response context based on the evaluation of the request context.

Throws:

PEPException

evaluate

public java.lang.String evaluate(java.lang.String request)
                          throws PEPException

Specified by:

evaluate in interface ContextHandler

Parameters:

request - an XACML request as a string for resolution.

Returns:

an XACML response as a string based on the evaluation of the request context.

Throws:

PEPException

evaluateBatch

public java.lang.String evaluateBatch(java.lang.String[] requests)
                               throws PEPException

Specified by:

evaluateBatch in interface ContextHandler

Parameters:

requests - an array of XACML requests as strings for resolution.

Returns:

an XACML response as a string based on the evaluation of the request context.

Throws:

PEPException

evaluateBatch

public org.jboss.security.xacml.sunxacml.ctx.ResponseCtx evaluateBatch(RequestCtx[] requests)
                                                                throws PEPException

Specified by:

evaluateBatch in interface ContextHandler

Throws:

PEPException