//$Id: ListType.java 10086 2006-07-05 18:17:27Z [email protected] $
package org.hibernate.type;
import java.io.Serializable;
import java.util.ArrayList;
import java.util.List;
import org.dom4j.Element;
import org.hibernate.EntityMode;
import org.hibernate.collection.PersistentCollection;
import org.hibernate.collection.PersistentList;
import org.hibernate.collection.PersistentListElementHolder;
import org.hibernate.engine.SessionImplementor;
import org.hibernate.persister.collection.CollectionPersister;
public class ListType extends CollectionType {
public ListType(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 PersistentListElementHolder(session, persister, key);
}
else {
return new PersistentList(session);
}
}
public Class getReturnedClass() {
return List.class;
}
public PersistentCollection wrap(SessionImplementor session, Object collection) {
if ( session.getEntityMode()==EntityMode.DOM4J ) {
return new PersistentListElementHolder( session, (Element) collection );
}
else {
return new PersistentList( session, (List) collection );
}
}
public Object instantiate(int anticipatedSize) {
return anticipatedSize <= 0 ? new ArrayList() : new ArrayList( anticipatedSize + 1 );
}
public Object indexOf(Object collection, Object element) {
List list = (List) collection;
for ( int i=0; i<list.size(); i++ ) {
//TODO: proxies!
if ( list.get(i)==element ) return new Integer(i);
}
return null;
}
}
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