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1 package org.hibernate.type;
3
4 import java.io.Serializable  ;
5 import java.util.Comparator ;
6 import java.util.TreeSet ;
7
8 import org.dom4j.Element;
9 import org.hibernate.EntityMode;
10 import org.hibernate.collection.PersistentCollection;
11 import org.hibernate.collection.PersistentElementHolder;
12 import org.hibernate.collection.PersistentSortedSet;
13 import org.hibernate.engine.SessionImplementor;
14 import org.hibernate.persister.collection.CollectionPersister;
15
16 public class SortedSetType extends SetType {
17
18 private final Comparator comparator;
19
20 public SortedSetType(String role, String propertyRef, Comparator comparator, boolean isEmbeddedInXML) {
21 super(role, propertyRef, isEmbeddedInXML);
22 this.comparator = comparator;
23 }
24
25 public PersistentCollection instantiate(SessionImplementor session, CollectionPersister persister, Serializable key) {
26 if ( session.getEntityMode()==EntityMode.DOM4J ) {
27 return new PersistentElementHolder(session, persister, key);
28 }
29 else {
30 PersistentSortedSet set = new PersistentSortedSet(session);
31 set.setComparator(comparator);
32 return set;
33 }
34 }
35
36 public Class getReturnedClass() {
37 return java.util.SortedSet .class;
38 }
39
40 public Object instantiate(Object original) {
41 return new TreeSet (comparator);
42 }
43
44 public PersistentCollection wrap(SessionImplementor session, Object collection) {
45 if ( session.getEntityMode()==EntityMode.DOM4J ) {
46 return new PersistentElementHolder( session, (Element) collection );
47 }
48 else {
49 return new PersistentSortedSet( session, (java.util.SortedSet ) collection );
50 }
51 }
52 }
53
54
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