KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > com > db4o > test > conjunctions > CJSingleField


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.conjunctions;
22
23 import com.db4o.*;
24 import com.db4o.query.*;
25 import com.db4o.test.*;
26
27 public class CJSingleField implements CJHasID{
28     
29     public int _id;
30     
31     public CJSingleField(){
32     }
33     
34     public CJSingleField(int id){
35         _id = id;
36     }
37     
38     public void configure(){
39         Db4o.configure().objectClass(this).objectField("_id").indexed(true);
40     }
41     
42     public void store(){
43         Test.deleteAllInstances(CJSingleField.class);
44         store(1);
45         store(2);
46         store(3);
47         store(3);
48     }
49     
50     private void store(int i){
51         Test.store(new CJSingleField(i));
52     }
53     
54     public void test(){
55         Query q = Test.query();
56         q.constrain(this.getClass());
57         Query qId = q.descend("_id");
58         qId.constrain(new Integer JavaDoc(1)).greater();
59         qId.constrain(new Integer JavaDoc(2)).smaller().equal();
60         ConjunctionsTestSuite.expect(q, new int[]{2});
61     }
62     
63     public int getID() {
64         return _id;
65     }
66
67 }
68
Popular Tags