01: /* ***** BEGIN LICENSE BLOCK *****
02: * Version: MPL 1.1
03: * The contents of this file are subject to the Mozilla Public License Version
04: * 1.1 (the "License"); you may not use this file except in compliance with
05: * the License. You may obtain a copy of the License at
06: * http://www.mozilla.org/MPL/
07: *
08: * Software distributed under the License is distributed on an "AS IS" basis,
09: * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
10: * for the specific language governing rights and limitations under the
11: * License.
12: *
13: * The Original Code is Riot.
14: *
15: * The Initial Developer of the Original Code is
16: * Neteye GmbH.
17: * Portions created by the Initial Developer are Copyright (C) 2006
18: * the Initial Developer. All Rights Reserved.
19: *
20: * Contributor(s):
21: * Felix Gnass [fgnass at neteye dot de]
22: *
23: * ***** END LICENSE BLOCK ***** */
24: package org.riotfamily.riot.hibernate.dao;
25:
26: import java.util.Collections;
27: import java.util.List;
28:
29: import org.riotfamily.riot.dao.ListParams;
30: import org.riotfamily.riot.dao.SwappableItemDao;
31:
32: public class HqlIndexedListDao extends HqlCollectionDao implements
33: SwappableItemDao {
34:
35: public void swapEntity(Object entity, Object parent,
36: ListParams params, int swapWith) {
37:
38: List items = listInternal(parent, params);
39: Object nextItem = items.get(swapWith);
40:
41: List list = (List) getCollection(parent);
42: Collections.swap(list, list.indexOf(entity), list
43: .indexOf(nextItem));
44: getSession().update(parent);
45: }
46: }
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