public void evictCollection(Object value, CollectionType type) {
final Object pc;
if (type.hasHolder(getSession().getEntityMode())) {
pc = getSession().getPersistenceContext().removeCollectionHolder(value);
} else if (value instanceof PersistentCollection) {
pc = value;
} else {
return; // EARLY EXIT!
}
PersistentCollection collection = (PersistentCollection) pc;
if (collection.unsetSession(getSession())) evictCollection(collection);
}
/** Add an collection to the cache, with a given collection entry */
private void addCollection(PersistentCollection coll, CollectionEntry entry, Serializable key) {
collectionEntries.put(coll, entry);
CollectionKey collectionKey =
new CollectionKey(entry.getLoadedPersister(), key, session.getEntityMode());
PersistentCollection old = (PersistentCollection) collectionsByKey.put(collectionKey, coll);
if (old != null) {
if (old == coll) throw new AssertionFailure("bug adding collection twice");
// or should it actually throw an exception?
old.unsetSession(session);
collectionEntries.remove(old);
// watch out for a case where old is still referenced
// somewhere in the object graph! (which is a user error)
}
}