//$Id: SetType.java 10086 2006-07-05 18:17:27Z steve.ebersole@jboss.com $
package org.hibernate.type;
import java.io.Serializable;
import java.util.HashSet;
import org.dom4j.Element;
import org.hibernate.EntityMode;
import org.hibernate.collection.PersistentCollection;
import org.hibernate.collection.PersistentElementHolder;
import org.hibernate.collection.PersistentSet;
import org.hibernate.engine.SessionImplementor;
import org.hibernate.persister.collection.CollectionPersister;
public class SetType extends CollectionType {
public SetType(String role, String propertyRef, boolean isEmbeddedInXML) {
super(role, propertyRef, isEmbeddedInXML);
}
public PersistentCollection instantiate(SessionImplementor session, CollectionPersister persister, Serializable key) {
if ( session.getEntityMode()==EntityMode.DOM4J ) {
return new PersistentElementHolder(session, persister, key);
}
else {
return new PersistentSet(session);
}
}
public Class getReturnedClass() {
return java.util.Set.class;
}
public PersistentCollection wrap(SessionImplementor session, Object collection) {
if ( session.getEntityMode()==EntityMode.DOM4J ) {
return new PersistentElementHolder( session, (Element) collection );
}
else {
return new PersistentSet( session, (java.util.Set) collection );
}
}
public Object instantiate(int anticipatedSize) {
return anticipatedSize <= 0
? new HashSet()
: new HashSet( anticipatedSize + (int)( anticipatedSize * .75f ), .75f );
}
}