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 TMap implements ObjectTranslator {
32:
33: public Object onStore(ObjectContainer con, Object object) {
34: Map map = (Map) object;
35: Entry[] entries = new Entry[map.size()];
36: Iterator it = map.keySet().iterator();
37: int i = 0;
38: while (it.hasNext()) {
39: entries[i] = new Entry();
40: entries[i].key = it.next();
41: entries[i].value = map.get(entries[i].key);
42: i++;
43: }
44: return entries;
45: }
46:
47: public void onActivate(ObjectContainer con, Object object,
48: Object members) {
49: Map map = (Map) object;
50: map.clear();
51: if (members != null) {
52: Entry[] entries = (Entry[]) members;
53: for (int i = 0; i < entries.length; i++) {
54: if (entries[i] != null) {
55: if (entries[i].key != null
56: && entries[i].value != null) {
57: map.put(entries[i].key, entries[i].value);
58: }
59: }
60: }
61: }
62: }
63:
64: public Class storedClass() {
65: return Entry[].class;
66: }
67: }
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