private FilterSource[] determineFilterSources(PluralAssociationAttribute associationAttribute) {
AnnotationInstance filtersAnnotation =
JandexHelper.getSingleAnnotation(
associationAttribute.annotations(), HibernateDotNames.FILTERS);
List<FilterSource> filterSourceList = new ArrayList<FilterSource>();
if (filtersAnnotation != null) {
AnnotationInstance[] annotationInstances = filtersAnnotation.value().asNestedArray();
for (AnnotationInstance filterAnnotation : annotationInstances) {
FilterSource filterSource =
new FilterSourceImpl(filterAnnotation, entityClass.getLocalBindingContext());
filterSourceList.add(filterSource);
}
}
AnnotationInstance filterAnnotation =
JandexHelper.getSingleAnnotation(
associationAttribute.annotations(), HibernateDotNames.FILTER);
if (filterAnnotation != null) {
FilterSource filterSource =
new FilterSourceImpl(filterAnnotation, entityClass.getLocalBindingContext());
filterSourceList.add(filterSource);
}
if (filterSourceList.isEmpty()) {
return null;
} else {
return filterSourceList.toArray(new FilterSource[filterSourceList.size()]);
}
}
private static PluralAttributeElementSource determineElementSource(
AttributeSource ownerAttributeSource,
PluralAttributeSourceImpl pluralAttributeSource,
ConfiguredClass entityClass,
String relativePath) {
if (ownerAttributeSource == null) {
throw new AssertionFailure("ownerAssociationSource must be non-null.");
}
final PluralAssociationAttribute associationAttribute =
pluralAttributeSource.pluralAssociationAttribute();
switch (pluralAttributeSource.pluralAssociationAttribute().getNature()) {
case MANY_TO_MANY:
return associationAttribute.getMappedBy() == null
? new ManyToManyPluralAttributeElementSourceImpl(
pluralAttributeSource, relativePath, entityClass.getLocalBindingContext())
: new ManyToManyMappedByPluralAttributeElementSourceImpl(
pluralAttributeSource, relativePath);
case MANY_TO_ANY:
return new ManyToAnyPluralAttributeElementSourceImpl(pluralAttributeSource, relativePath);
case ONE_TO_MANY:
boolean usesJoinTable =
ownerAttributeSource.isSingular()
? ((ToOneAttributeSource) ownerAttributeSource).getContainingTableName() != null
: ((PluralAttributeSource) ownerAttributeSource).usesJoinTable();
if (usesJoinTable) {
return associationAttribute.getMappedBy() == null
? new ManyToManyPluralAttributeElementSourceImpl(
pluralAttributeSource, relativePath, entityClass.getLocalBindingContext())
: new ManyToManyMappedByPluralAttributeElementSourceImpl(
pluralAttributeSource, relativePath);
} else {
return associationAttribute.getMappedBy() == null
? new OneToManyPluralAttributeElementSourceImpl(pluralAttributeSource, relativePath)
: new OneToManyMappedByPluralAttributeElementSourceImpl(
pluralAttributeSource, relativePath);
}
case ELEMENT_COLLECTION_BASIC:
return new BasicPluralAttributeElementSourceImpl(
associationAttribute, entityClass, relativePath);
case ELEMENT_COLLECTION_EMBEDDABLE:
{
// TODO: cascadeStyles?
return new CompositePluralAttributeElementSourceImpl(
associationAttribute, entityClass, relativePath);
}
}
throw new AssertionError(
"Unexpected attribute nature for a association:" + associationAttribute.getNature());
}
@Override
public TableSpecificationSource getCollectionTableSpecificationSource() {
// todo - see org.hibernate.metamodel.internal.Binder#bindOneToManyCollectionKey
// todo - needs to cater for @CollectionTable and @JoinTable
if (associationAttribute.getMappedBy() != null) {
throw new IllegalStateException(
"Cannot get collection table because this association is not the owner.");
}
final AnnotationInstance joinTableAnnotation = associationAttribute.getJoinTableAnnotation();
return joinTableAnnotation == null
? null
: new TableSourceImpl(joinTableAnnotation, entityClass.getLocalBindingContext());
}