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Java > Open Source Codes > com > db4o > test > defragment > SecondClassDefragment


1 /* Copyright (C) 2004 - 2006 db4objects Inc. http://www.db4o.com
2
3 This file is part of the db4o open source object database.
4
5 db4o is free software; you can redistribute it and/or modify it under
6 the terms of version 2 of the GNU General Public License as published
7 by the Free Software Foundation and as clarified by db4objects' GPL
8 interpretation policy, available at
9 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.defragment;
22
23 import com.db4o.*;
24 import com.db4o.query.*;
25 import com.db4o.test.*;
26 import com.db4o.tools.*;
27
28
29 public class SecondClassDefragment {
30     
31     public static void store(){
32         
33         SCDSecondClass s1 = new SCDSecondClass("OK");
34         SCDSecondClass s2 = new SCDSecondClass("OK");
35         
36         Test.store(new SCDSecondClass("Gone"));
37
38         for (int i = 0; i < 2; i++) {
39             Test.store(new SCDFirstClass(s1));
40         }
41         
42         for (int i = 0; i < 3; i++) {
43             Test.store(new SCDFirstClass(s2));
44         }
45     }
46     
47     public static void test(){
48         Defragment.setSecondClass(new SCDSecondClass().getClass().getName());
49         
50         Test.defragment();
51         
52         Query q = Test.query();
53         q.constrain(SCDSecondClass.class);
54         ObjectSet objectSet = q.execute();
55         
56         Test.ensure(objectSet.size() == 2);
57         
58         while(objectSet.hasNext()){
59             SCDSecondClass s = (SCDSecondClass)objectSet.next();
60             Test.ensure(s._name.equals("OK"));
61         }
62         
63         
64     }
65
66 }
67
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