//$Id: SortedSetType.java 10100 2006-07-10 16:31:09Z steve.ebersole@jboss.com $
package org.hibernate.type;
import java.io.Serializable;
import java.util.Comparator;
import java.util.TreeSet;
import org.dom4j.Element;
import org.hibernate.EntityMode;
import org.hibernate.collection.PersistentCollection;
import org.hibernate.collection.PersistentElementHolder;
import org.hibernate.collection.PersistentSortedSet;
import org.hibernate.engine.SessionImplementor;
import org.hibernate.persister.collection.CollectionPersister;
public class SortedSetType extends SetType {
private final Comparator comparator;
public SortedSetType(String role, String propertyRef, Comparator comparator, boolean isEmbeddedInXML) {
super(role, propertyRef, isEmbeddedInXML);
this.comparator = comparator;
}
public PersistentCollection instantiate(SessionImplementor session, CollectionPersister persister, Serializable key) {
if ( session.getEntityMode()==EntityMode.DOM4J ) {
return new PersistentElementHolder(session, persister, key);
}
else {
PersistentSortedSet set = new PersistentSortedSet(session);
set.setComparator(comparator);
return set;
}
}
public Class getReturnedClass() {
return java.util.SortedSet.class;
}
public Object instantiate(int anticipatedSize) {
return new TreeSet(comparator);
}
public PersistentCollection wrap(SessionImplementor session, Object collection) {
if ( session.getEntityMode()==EntityMode.DOM4J ) {
return new PersistentElementHolder( session, (Element) collection );
}
else {
return new PersistentSortedSet( session, (java.util.SortedSet) collection );
}
}
}