org.nakedobjects.metamodel.spec.feature
Interface NakedObjectAssociation

All Superinterfaces:

CurrentHolder, FacetHolder, Identified, NakedObjectFeature, NakedObjectMember, NamedAndDescribed, Specification, TypedSpecification

All Known Subinterfaces:

OneToManyAssociation, OneToOneAssociation

All Known Implementing Classes:

NakedObjectAssociationAbstract, OneToManyAssociationImpl, OneToOneAssociationImpl

public interface NakedObjectAssociation
extends NakedObjectMember, CurrentHolder

Provides reflective access to a field on a domain object.

Method Summary

java.lang.String	getBusinessKeyName() Get the name for the business key, if one has been specified.
NakedObject[]	getChoices(NakedObject object) Returns a list of possible references/values for this field, which the user can choose from.
NakedObject	getDefault(NakedObject nakedObject) Return the default for this property.
boolean	hasChoices() Whether there are any choices provided (eg choicesXxx supporting method) for the association.
boolean	isEmpty(NakedObject target) Returns true if this field on the specified object is deemed to be empty, or has no content.
boolean	isMandatory() Determines if this field must be complete before the object is in a valid state
boolean	isNotDerived() Returns true if not calculated from other data in the object, that is, should be persisted.
void	toDefault(NakedObject target) Set the property to it default references/values.

Methods inherited from interface org.nakedobjects.metamodel.spec.feature.NakedObjectMember

createUsableInteractionContext, createVisibleInteractionContext, debugData, getHelp, getId, isAction, isAssociation, isOneToManyAssociation, isOneToOneAssociation, isUsable, isVisible

Methods inherited from interface org.nakedobjects.metamodel.spec.TypedSpecification

getSpecification

Methods inherited from interface org.nakedobjects.metamodel.spec.Specification

getInstance

Methods inherited from interface org.nakedobjects.metamodel.spec.identifier.Identified

getIdentifier

Methods inherited from interface org.nakedobjects.metamodel.facets.FacetHolder

addFacet, addFacet, containsFacet, getFacet, getFacets, getFacetTypes, removeFacet, removeFacet

Methods inherited from interface org.nakedobjects.metamodel.spec.NamedAndDescribed

getDescription, getName

Methods inherited from interface org.nakedobjects.metamodel.spec.feature.CurrentHolder

get

Method Detail

getBusinessKeyName

java.lang.String getBusinessKeyName()

Get the name for the business key, if one has been specified.

getDefault

NakedObject getDefault(NakedObject nakedObject)

Return the default for this property.

toDefault

void toDefault(NakedObject target)

Set the property to it default references/values.

getChoices

NakedObject[] getChoices(NakedObject object)

Returns a list of possible references/values for this field, which the user can choose from.

isNotDerived

boolean isNotDerived()

Returns true if not calculated from other data in the object, that is, should be persisted.

isEmpty

boolean isEmpty(NakedObject target)

Returns true if this field on the specified object is deemed to be empty, or has no content.

isMandatory

boolean isMandatory()

Determines if this field must be complete before the object is in a valid state

hasChoices

boolean hasChoices()

Whether there are any choices provided (eg choicesXxx supporting method) for the association.