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Java > Open Source Codes > com > db4o > test > jdk5 > Jdk5DeleteEnum


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.jdk5;
22
23 import com.db4o.*;
24 import com.db4o.query.*;
25 import com.db4o.test.*;
26
27 public class Jdk5DeleteEnum {
28     
29     Jdk5Enum a;
30     
31     public void configure(){
32         Db4o.configure().objectClass(this).cascadeOnDelete(true);
33     }
34     
35     public void store(){
36         for (int i = 0; i < 2; i++) {
37             Jdk5DeleteEnum jde = new Jdk5DeleteEnum();
38             jde.a = Jdk5Enum.A;
39             Test.store(jde);
40         }
41     }
42     
43     public void test(){
44         Jdk5DeleteEnum jde = queryOne();
45         Test.delete(jde);
46         Test.reOpen();
47         jde = queryOne();
48         Test.ensure(jde.a == Jdk5Enum.A);
49     }
50     
51     private Jdk5DeleteEnum queryOne(){
52         Query q = Test.query();
53         q.constrain(Jdk5DeleteEnum.class);
54         ObjectSet objectSet = q.execute();
55         return (Jdk5DeleteEnum)objectSet.next();
56     }
57     
58 }
59
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