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.aliases;
22:
23: import com.db4o.*;
24: import com.db4o.config.*;
25: import com.db4o.test.*;
26:
27: public class ClassAliasesInheritance {
28:
29: public void test() {
30:
31: Test.store(new Parent1(new Child1()));
32:
33: ObjectContainer container = Test.reOpen();
34: container.ext().configure().addAlias(
35: new TypeAlias("com.db4o.test.aliases.Parent1",
36: "com.db4o.test.aliases.Parent2"));
37: container.ext().configure().addAlias(
38: new TypeAlias("com.db4o.test.aliases.Child1",
39: "com.db4o.test.aliases.Child2"));
40:
41: ObjectSet os = container.query(Parent2.class);
42:
43: Test.ensure(os.size() > 0);
44:
45: Parent2 p2 = (Parent2) os.next();
46:
47: Test.ensure(p2.child != null);
48: }
49:
50: }
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