org.eclipse.emfforms.spi.core.services.structuralchange

Interface StructuralChangeTesterInternal

All Known Implementing Classes:

StructuralChangeCustomDMRTester, StructuralChangeTesterDefault, StructuralChangeTesterIndex, StructuralChangeTesterKeyAttribute, StructuralChangeTesterMapping, StructuralChangeTesterTable

public interface StructuralChangeTesterInternal

A concrete structural change listener for a type of VDomainModelReference.

Since:

1.8

Author:

Lucas Koehler

Field Summary

Fields

Modifier and Type	Field and Description
static double	NOT_APPLICABLE The value that expresses that a StructuralChangeTesterInternal is not applicable for a VDomainModelReference.

Method Summary

Modifier and Type	Method and Description
double	isApplicable(VDomainModelReference reference) Returns a double that expresses if and how suitable this tester is for the given VDomainModelReference.
boolean	isStructureChanged(VDomainModelReference reference, org.eclipse.emf.ecore.EObject domainRootObject, ModelChangeNotification notification) Checks whether the domain structure of the given VDomainModelReference has changed for the changes indicated by the given ModelChangeNotification.

Field Detail

NOT_APPLICABLE

static final double NOT_APPLICABLE

The value that expresses that a StructuralChangeTesterInternal is not applicable for a VDomainModelReference.

See Also:

Constant Field Values

Method Detail

isApplicable

double isApplicable(VDomainModelReference reference)

Returns a double that expresses if and how suitable this tester is for the given VDomainModelReference.

Parameters:

reference - The VDomainModelReference

Returns:

The value indicating how suitable this tester is, negative infinity if it can't work with the given VDomainModelReference.

isStructureChanged

boolean isStructureChanged(VDomainModelReference reference,
                           org.eclipse.emf.ecore.EObject domainRootObject,
                           ModelChangeNotification notification)

Checks whether the domain structure of the given VDomainModelReference has changed for the changes indicated by the given ModelChangeNotification.

Parameters:

reference - The VDomainModelReference

domainRootObject - The root object of the VDomainModelReference.

notification - The ModelChangeNotification

Returns:

true if the domain structure has changed, false otherwise