final FetchStrategy fetchStrategy = determineFetchStrategy( attributeDefinition );
if ( fetchStrategy.getTiming() != FetchTiming.IMMEDIATE ) {
return false;
}
final ExpandingFetchSource currentSource = currentSource();
currentSource.validateFetchPlan( fetchStrategy, attributeDefinition );
final AssociationAttributeDefinition.AssociationNature nature = attributeDefinition.getAssociationNature();
if ( nature == AssociationAttributeDefinition.AssociationNature.ANY ) {
// for ANY mappings we need to build a Fetch:
// 1) fetch type is SELECT
// 2) (because the fetch cannot be a JOIN...) do not push it to the stack
currentSource.buildAnyAttributeFetch(
attributeDefinition,
fetchStrategy
);
return false;
}
else if ( nature == AssociationAttributeDefinition.AssociationNature.ENTITY ) {
EntityFetch fetch = currentSource.buildEntityAttributeFetch(
attributeDefinition,
fetchStrategy
);
if ( fetchStrategy.getStyle() == FetchStyle.JOIN ) {
pushToStack( (ExpandingFetchSource) fetch );
return true;
}
else {
return false;
}
}
else {
// Collection
CollectionAttributeFetch fetch = currentSource.buildCollectionAttributeFetch( attributeDefinition, fetchStrategy );
if ( fetchStrategy.getStyle() == FetchStyle.JOIN ) {
pushToCollectionStack( fetch );
return true;
}
else {