01: /* Copyright (C) 2004 - 2007 db4objects Inc. http://www.db4o.com
02:
03: This file is part of the db4o open source object database.
04:
05: db4o is free software; you can redistribute it and/or modify it under
06: the terms of version 2 of the GNU General Public License as published
07: by the Free Software Foundation and as clarified by db4objects' GPL
08: interpretation policy, available at
09: http://www.db4o.com/about/company/legalpolicies/gplinterpretation/
10: Alternatively you can write to db4objects, Inc., 1900 S Norfolk Street,
11: Suite 350, San Mateo, CA 94403, USA.
12:
13: db4o is distributed in the hope that it will be useful, but WITHOUT ANY
14: WARRANTY; without even the implied warranty of MERCHANTABILITY or
15: FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
16: for more details.
17:
18: You should have received a copy of the GNU General Public License along
19: with this program; if not, write to the Free Software Foundation, Inc.,
20: 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
21: package com.db4o.config;
22:
23: import java.util.*;
24:
25: import com.db4o.*;
26:
27: /**
28: * @exclude
29: * @sharpen.ignore
30: */
31: public class TTreeMap implements ObjectConstructor {
32:
33: public Object onStore(ObjectContainer con, Object object) {
34: return ((TreeMap) object).comparator();
35: }
36:
37: public void onActivate(ObjectContainer con, Object object,
38: Object members) {
39: // do nothing
40: }
41:
42: public Object onInstantiate(ObjectContainer container,
43: Object storedObject) {
44: if (storedObject instanceof Comparator) {
45: return new TreeMap((Comparator) storedObject);
46: }
47: return new TreeMap();
48: }
49:
50: public Class storedClass() {
51: return Object.class;
52: }
53: }
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