Package de.fraunhofer.iese.mydata.pep

Class DefaultPolicyEnforcementPoint

java.lang.Object

de.fraunhofer.iese.mydata.pep.DefaultPolicyEnforcementPoint

All Implemented Interfaces:

de.fraunhofer.iese.mydata.component.interfaces.IMyDataComponent, de.fraunhofer.iese.mydata.component.interfaces.IPolicyEnforcementPoint

Direct Known Subclasses:

PolicyEnforcementPoint

public class DefaultPolicyEnforcementPoint
extends Object
implements de.fraunhofer.iese.mydata.component.interfaces.IPolicyEnforcementPoint

This class should be used with Spring auto registration

Field Summary

Fields

Modifier and Type	Field	Description
protected IMyDataEnvironment	myDataEnvironment

Constructor Summary

Constructors

Constructor	Description
DefaultPolicyEnforcementPoint(IMyDataEnvironment myDataEnvironment, DecisionEnforcer decisionEnforcer)	Constructor

Method Summary

Modifier and Type	Method	Description
void	enforce(de.fraunhofer.iese.mydata.policy.event.Event event)	Publish the event and enforce the AuthorizationDecision to Event
void	enforceDecision(de.fraunhofer.iese.mydata.policy.event.Event event, de.fraunhofer.iese.mydata.policy.decision.AuthorizationDecision authorizationDecision)	Impose the AuthorizationDecision authorizationDecision on Event event.
de.fraunhofer.iese.mydata.policy.decision.AuthorizationDecision	getDecision(de.fraunhofer.iese.mydata.policy.event.Event event)
de.fraunhofer.iese.mydata.component.health.HealthStatus	getHealth()
de.fraunhofer.iese.mydata.component.ComponentId	getId()
boolean	initialize()	Default initializer that establishes the connection to PDP.
boolean	reset()	Reset the PDP connection.

Methods inherited from class java.lang.Object

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

Field Detail

myDataEnvironment

protected final IMyDataEnvironment myDataEnvironment

Constructor Detail

DefaultPolicyEnforcementPoint

public DefaultPolicyEnforcementPoint(IMyDataEnvironment myDataEnvironment,
                                     DecisionEnforcer decisionEnforcer)

Constructor

Parameters:

myDataEnvironment - the IMyDataEnvironment the PEP belongs to

decisionEnforcer - concrete implementation of decisionEnforcer

Method Detail

enforce

public void enforce(de.fraunhofer.iese.mydata.policy.event.Event event)
             throws de.fraunhofer.iese.mydata.policy.exception.EvaluationUndecidableException,
                    de.fraunhofer.iese.mydata.policy.exception.InhibitException,
                    IOException

Publish the event and enforce the AuthorizationDecision to Event

Specified by:

enforce in interface de.fraunhofer.iese.mydata.component.interfaces.IPolicyEnforcementPoint

Parameters:

event - The event to publish.

Throws:

de.fraunhofer.iese.mydata.policy.exception.EvaluationUndecidableException - if PDP can't decide.

de.fraunhofer.iese.mydata.policy.exception.InhibitException - if event is not allowed

IOException - if connection to PDP is not established

enforceDecision

public void enforceDecision(de.fraunhofer.iese.mydata.policy.event.Event event,
                            de.fraunhofer.iese.mydata.policy.decision.AuthorizationDecision authorizationDecision)
                     throws de.fraunhofer.iese.mydata.policy.exception.InhibitException

Impose the AuthorizationDecision authorizationDecision on Event event.

Specified by:

enforceDecision in interface de.fraunhofer.iese.mydata.component.interfaces.IPolicyEnforcementPoint

Parameters:

event - on which authorizationDecision to be impose

authorizationDecision - the decision to enforce on event

Throws:

de.fraunhofer.iese.mydata.policy.exception.InhibitException - if event is not allowed

getDecision

public de.fraunhofer.iese.mydata.policy.decision.AuthorizationDecision getDecision(de.fraunhofer.iese.mydata.policy.event.Event event)
                                                                            throws de.fraunhofer.iese.mydata.policy.exception.EvaluationUndecidableException,
                                                                                   IOException

Specified by:

getDecision in interface de.fraunhofer.iese.mydata.component.interfaces.IPolicyEnforcementPoint

Throws:

de.fraunhofer.iese.mydata.policy.exception.EvaluationUndecidableException

IOException

getId

public de.fraunhofer.iese.mydata.component.ComponentId getId()

Specified by:

getId in interface de.fraunhofer.iese.mydata.component.interfaces.IMyDataComponent

Returns:

The id of the component.

initialize

public boolean initialize()
                   throws IOException,
                          de.fraunhofer.iese.mydata.exception.NoSuchEntityException

Default initializer that establishes the connection to PDP.

Specified by:

initialize in interface de.fraunhofer.iese.mydata.component.interfaces.IPolicyEnforcementPoint

Throws:

de.fraunhofer.iese.mydata.exception.NoSuchEntityException

IOException

reset

public boolean reset()
              throws IOException,
                     de.fraunhofer.iese.mydata.exception.NoSuchEntityException

Reset the PDP connection.

Specified by:

reset in interface de.fraunhofer.iese.mydata.component.interfaces.IMyDataComponent

Returns:

true, if successful.

Throws:

de.fraunhofer.iese.mydata.exception.NoSuchEntityException

IOException

getHealth

public de.fraunhofer.iese.mydata.component.health.HealthStatus getHealth()

Specified by:

getHealth in interface de.fraunhofer.iese.mydata.component.interfaces.IMyDataComponent