fr.inria.atlanmod.neoemf.data.mapping

Interface ReferenceAs<M>

Type Parameters:

M - the type of the reference after mapping

All Superinterfaces:

ReferenceMapper, ValueMapper

All Known Subinterfaces:

AllReferenceAs<M>

All Known Implementing Classes:

AbstractInMemoryBackend, BoundInMemoryBackend, DefaultInMemoryBackend

@ParametersAreNonnullByDefault
public interface ReferenceAs<M>
extends ValueMapper, ReferenceMapper

A ReferenceMapper that provides a default behavior to use M instead of Id for references.

Method Summary

Modifier and Type	Method and Description
Converter<Id,M>	referenceConverter() Returns the converter used to transform a reference to the desired type.
default Optional<Id>	referenceFor(SingleFeatureBean feature, Id reference) Defines the reference of the specified feature.
default Optional<Id>	referenceOf(SingleFeatureBean feature) Retrieves the reference of the specified feature.
default void	removeReference(SingleFeatureBean feature) Removes the reference of the specified feature.

Methods inherited from interface fr.inria.atlanmod.neoemf.data.mapping.ValueMapper

removeValue, valueFor, valueOf

Method Detail

referenceOf

@Nonnull
default Optional<Id> referenceOf(SingleFeatureBean feature)

Description copied from interface: ReferenceMapper

Retrieves the reference of the specified feature.

Specified by:

referenceOf in interface ReferenceMapper

Parameters:

feature - the bean identifying the reference

Returns:

an Optional containing the reference, or Optional.empty() if the feature hasn't any reference or doesn't exist

referenceFor

@Nonnull
default Optional<Id> referenceFor(SingleFeatureBean feature,
                                            Id reference)

Description copied from interface: ReferenceMapper

Defines the reference of the specified feature.

Specified by:

referenceFor in interface ReferenceMapper

Parameters:

feature - the bean identifying the reference

reference - the reference to set

Returns:

an Optional containing the previous reference of the feature, or Optional.empty() if the feature has no reference before

removeReference

default void removeReference(SingleFeatureBean feature)

Description copied from interface: ReferenceMapper

Removes the reference of the specified feature.

Specified by:

removeReference in interface ReferenceMapper

Parameters:

feature - the bean identifying the reference

referenceConverter

@Nonnull
Converter<Id,M> referenceConverter()

Returns the converter used to transform a reference to the desired type.

Returns:

the converter