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.test;
22:
23: import com.db4o.*;
24: import com.db4o.config.*;
25:
26: public class Rename {
27:
28: public void test() {
29:
30: if (Test.run == 1) {
31:
32: if (!Test.clientServer || !Test.currentRunner.SOLO) {
33:
34: Test.deleteAllInstances(One.class);
35:
36: Test.store(new One("wasOne"));
37:
38: Test.ensureOccurrences(One.class, 1);
39:
40: Test.commit();
41:
42: // Rename messages are visible at level 1
43: // Db4o.configure().messageLevel(1);
44:
45: ObjectClass oc = Db4o.configure()
46: .objectClass(One.class);
47:
48: // allways rename fields first
49: oc.objectField("nameOne").rename("nameTwo");
50: oc.rename(Two.class.getName());
51:
52: Test.reOpenServer();
53:
54: Test.ensureOccurrences(Two.class, 1);
55: Test.ensureOccurrences(One.class, 0);
56: Two two = (Two) Test.getOne(Two.class);
57: Test.ensure(two.nameTwo.equals("wasOne"));
58:
59: // If the messageLevel was changed above, switch back to default.
60: // Db4o.configure().messageLevel(0);
61: }
62:
63: }
64:
65: }
66:
67: public static class One {
68: public String nameOne;
69:
70: public One() {
71:
72: }
73:
74: public One(String name) {
75: nameOne = name;
76: }
77: }
78:
79: public static class Two {
80:
81: public String nameTwo;
82:
83: }
84:
85: }
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