org.eclipse.emf.ecp.view.internal.rule

Class IsProxyConditionService

java.lang.Object

org.eclipse.emf.ecp.view.internal.rule.IsProxyConditionService

All Implemented Interfaces:

ConditionService<IsProxyCondition>

public class IsProxyConditionService
extends Object

A condition service for the IsProxyCondition.

Author:

Christian W. Damus

Constructor Summary

Constructors

Constructor and Description
IsProxyConditionService() Initializes me.

Method Summary

Modifier and Type	Method and Description
protected Iterable<? extends Condition>	components(IsProxyCondition condition) Obtains the nested conditions in a composite condition of my type.
boolean	evaluate(C condition, org.eclipse.emf.ecore.EObject domainModel) Evaluates the given condition.
boolean	evaluateChangedValues(C condition, org.eclipse.emf.ecore.EObject domainModel, Map<org.eclipse.emf.ecore.EStructuralFeature.Setting,Object> possibleNewValues) Evaluates the given condition.
Set<UniqueSetting>	getConditionSettings(IsProxyCondition condition, org.eclipse.emf.ecore.EObject domainModel) The set of UniqueSetting that are relevant for the provided condition and domain model.
org.eclipse.emf.ecore.EClass	getConditionType() The EClass this ConditionService is implemented for.
Set<VDomainModelReference>	getDomainModelReferences(IsProxyCondition condition) The Set of VDomainModelReference that are relevant for the condition.
protected List<? extends org.eclipse.emf.ecore.EObject>	getTargets(IsProxyCondition condition, org.eclipse.emf.ecore.EObject domainModel) Obtains the objects on which a condition is evaluated.

Methods inherited from class java.lang.Object

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

Constructor Detail

IsProxyConditionService

public IsProxyConditionService()

Initializes me.

Method Detail

getConditionType

public org.eclipse.emf.ecore.EClass getConditionType()

Description copied from interface: ConditionService

The EClass this ConditionService is implemented for.

Returns:

The EClass of the Condition

components

protected Iterable<? extends Condition> components(IsProxyCondition condition)

Obtains the nested conditions in a composite condition of my type.

Parameters:

condition - the composite condition from which to get components

Returns:

the condition's zero or more nested conditions that are its components

getTargets

protected List<? extends org.eclipse.emf.ecore.EObject> getTargets(IsProxyCondition condition,
                                                                   org.eclipse.emf.ecore.EObject domainModel)

Obtains the objects on which a condition is evaluated.

Parameters:

condition - a composite condition of my type

domainModel - the source from which to navigate to obtain the targets for evaluation of the condition

Returns:

the evaluation targets

getDomainModelReferences

public Set<VDomainModelReference> getDomainModelReferences(IsProxyCondition condition)

Description copied from interface: ConditionService

The Set of VDomainModelReference that are relevant for the condition.

Specified by:

getDomainModelReferences in interface ConditionService<IsProxyCondition>

Parameters:

condition - The Condition to retrieve the VDMRs for

Returns:

The Set of VDomainModelReferences. This Set must not be null.

getConditionSettings

public Set<UniqueSetting> getConditionSettings(IsProxyCondition condition,
                                               org.eclipse.emf.ecore.EObject domainModel)

Description copied from interface: ConditionService

The set of UniqueSetting that are relevant for the provided condition and domain model.

Specified by:

getConditionSettings in interface ConditionService<IsProxyCondition>

Parameters:

condition - The Condition to get the UniqueSettings for

domainModel - The EObject to use for retrieving

Returns:

The Set of UniqueSettings. This Set must not be null.

evaluate

public boolean evaluate(C condition,
                        org.eclipse.emf.ecore.EObject domainModel)

Description copied from interface: ConditionService

Evaluates the given condition.

Specified by:

evaluate in interface ConditionService<C extends Condition>

Parameters:

condition - The Condition to evaluate

domainModel - The root domain object of this condition.

Returns:

true, if the condition matches, false otherwise

evaluateChangedValues

public boolean evaluateChangedValues(C condition,
                                     org.eclipse.emf.ecore.EObject domainModel,
                                     Map<org.eclipse.emf.ecore.EStructuralFeature.Setting,Object> possibleNewValues)

Description copied from interface: ConditionService

Evaluates the given condition.

Specified by:

evaluateChangedValues in interface ConditionService<C extends Condition>

Parameters:

condition - The Condition to evaluate

domainModel - The root domain object of this condition.

possibleNewValues - the new value that should be compared against the expected value of the condition

Returns:

true, if the condition matches, false otherwise