@Override
public Integer getScale(ScalarModel scalarModel) {
final PropertyMemento propertyMemento = scalarModel.getPropertyMemento();
final OneToOneAssociation property = propertyMemento.getProperty();
final BigDecimalValueFacet facet = property.getFacet(BigDecimalValueFacet.class);
return facet != null ? facet.getScale() : null;
}
protected void setObject(final ObjectAdapterMemento parentObjectAdapterMemento) {
final OneToOneAssociation property = propertyMemento.getProperty();
final ObjectAdapter associatedAdapter =
property.get(parentObjectAdapterMemento.getObjectAdapter(ConcurrencyChecking.CHECK));
setObject(associatedAdapter);
}
@Override
public String parseAndValidate(
final ScalarModel scalarModel, final String proposedPojoAsStr) {
final OneToOneAssociation property = scalarModel.getPropertyMemento().getProperty();
ParseableFacet parseableFacet = property.getFacet(ParseableFacet.class);
if (parseableFacet == null) {
parseableFacet = property.getSpecification().getFacet(ParseableFacet.class);
}
try {
final ObjectAdapter parentAdapter =
scalarModel.parentObjectAdapterMemento.getObjectAdapter(ConcurrencyChecking.CHECK);
final ObjectAdapter currentValue = property.get(parentAdapter);
Localization localization = IsisContext.getLocalization();
final ObjectAdapter proposedAdapter =
parseableFacet.parseTextEntry(currentValue, proposedPojoAsStr, localization);
final Consent valid = property.isAssociationValid(parentAdapter, proposedAdapter);
return valid.isAllowed() ? null : valid.getReason();
} catch (final ConcurrencyException ex) {
// disregard concurrency exceptions because will pick up at the IFormValidator level
// rather
// than each individual property.
return null;
} catch (final Exception ex) {
return ex.getLocalizedMessage();
}
}
@Override
public int getAutoCompleteOrChoicesMinLength(ScalarModel scalarModel) {
if (scalarModel.hasAutoComplete()) {
final PropertyMemento propertyMemento = scalarModel.getPropertyMemento();
final OneToOneAssociation property = propertyMemento.getProperty();
return property.getAutoCompleteMinLength();
} else {
return 0;
}
}
@Override
public List<ObjectAdapter> getAutoComplete(final ScalarModel scalarModel, String searchArg) {
final PropertyMemento propertyMemento = scalarModel.getPropertyMemento();
final OneToOneAssociation property = propertyMemento.getProperty();
final ObjectAdapter[] choices =
property.getAutoComplete(
scalarModel.parentObjectAdapterMemento.getObjectAdapter(
ConcurrencyChecking.NO_CHECK),
searchArg);
return choicesAsList(choices);
}
@Override
public List<ObjectAdapter> getChoices(
final ScalarModel scalarModel, final ObjectAdapter[] argumentsIfAvailable) {
final PropertyMemento propertyMemento = scalarModel.getPropertyMemento();
final OneToOneAssociation property = propertyMemento.getProperty();
final ObjectAdapter[] choices =
property.getChoices(
scalarModel.parentObjectAdapterMemento.getObjectAdapter(
ConcurrencyChecking.NO_CHECK));
return choicesAsList(choices);
}
/**
* Apply changes to the underlying adapter (possibly returning a new adapter).
*
* @return adapter, which may be different from the original (if a {@link
* ViewModelFacet#isCloneable(Object) cloneable} view model, for example.
*/
public ObjectAdapter apply() {
ObjectAdapter adapter = getObjectAdapterMemento().getObjectAdapter(ConcurrencyChecking.CHECK);
for (final ScalarModel scalarModel : propertyScalarModels.values()) {
final OneToOneAssociation property = scalarModel.getPropertyMemento().getProperty();
//
// previously there was a guard here to only apply changes provided:
//
// property.containsDoOpFacet(NotPersistedFacet.class) == null
//
// however, that logic is wrong; although a property may not be directly
// persisted so far as JDO is concerned, it may be indirectly persisted
// as the result of business logic in the setter.
//
// for example, see ExampleTaggableEntity (in isisaddons-module-tags).
//
//
// on the other hand, we mustn't attempt to apply changes for disabled properties...
// even if the property is persisted (it might be written to by an action), it is never
// updated by
// an edit.
//
// Fundamentally, then, any non-disabled property (whether persisted or not) should be updated
// in the
// Isis runtime.
//
if (property.containsDoOpFacet(DisabledFacet.class)) {
// skip, as per comments above
continue;
}
final ObjectAdapter associate = scalarModel.getObject();
property.set(adapter, associate, InteractionInitiatedBy.USER);
}
final ViewModelFacet recreatableObjectFacet =
adapter.getSpecification().getFacet(ViewModelFacet.class);
if (recreatableObjectFacet != null) {
final Object viewModel = adapter.getObject();
final boolean cloneable = recreatableObjectFacet.isCloneable(viewModel);
if (cloneable) {
final Object newViewModel = recreatableObjectFacet.clone(viewModel);
adapter = getAdapterManager().adapterFor(newViewModel);
}
}
getObjectAdapterMemento().setAdapter(adapter);
toViewMode();
return adapter;
}
@Override
public String validate(final ScalarModel scalarModel, final ObjectAdapter proposedAdapter) {
final ObjectAdapter parentAdapter =
scalarModel.parentObjectAdapterMemento.getObjectAdapter(ConcurrencyChecking.CHECK);
final OneToOneAssociation property = scalarModel.getPropertyMemento().getProperty();
try {
final Consent valid = property.isAssociationValid(parentAdapter, proposedAdapter);
return valid.isAllowed() ? null : valid.getReason();
} catch (final Exception ex) {
return ex.getLocalizedMessage();
}
}
@Override
public String disable(final ScalarModel scalarModel, final Where where) {
final ObjectAdapter parentAdapter =
scalarModel.parentObjectAdapterMemento.getObjectAdapter(ConcurrencyChecking.CHECK);
final OneToOneAssociation property = scalarModel.getPropertyMemento().getProperty();
try {
final AuthenticationSession session = scalarModel.getAuthenticationSession();
final Consent usable = property.isUsable(session, parentAdapter, where);
return usable.isAllowed() ? null : usable.getReason();
} catch (final Exception ex) {
return ex.getLocalizedMessage();
}
}
void updateObjectModel(
final ModelImpl model,
final ObjectSpecification objectSpecification,
final List<OneToOneAssociation> objectProperties,
final List<OneToManyAssociation> objectCollections) {
final String objectType = objectTypeFor(objectSpecification);
final String className = objectSpecification.getFullIdentifier();
model.type("object").description(String.format("%s (%s)", objectType, className));
for (OneToOneAssociation objectProperty : objectProperties) {
model.property(objectProperty.getId(), propertyFor(objectProperty.getSpecification()));
}
for (OneToManyAssociation objectCollection : objectCollections) {
final ObjectSpecification elementSpec = objectCollection.getSpecification();
model.property(objectCollection.getId(), arrayPropertyOf(elementSpec));
}
}
@Override
public String getDescribedAs(final ScalarModel scalarModel) {
final PropertyMemento propertyMemento = scalarModel.getPropertyMemento();
final OneToOneAssociation property = propertyMemento.getProperty();
return property.getDescription();
}
@Override
public boolean hasAutoComplete(final ScalarModel scalarModel) {
final PropertyMemento propertyMemento = scalarModel.getPropertyMemento();
final OneToOneAssociation property = propertyMemento.getProperty();
return property.hasAutoComplete();
}
