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 java.io.*;
24:
25: import com.db4o.*;
26: import com.db4o.query.*;
27:
28: /**
29: * demonstrates a case-insensitive query using an Evaluation
30: */
31: public class CaseInsensitive implements Serializable {
32:
33: public String name;
34:
35: public CaseInsensitive() {
36: }
37:
38: public CaseInsensitive(String name) {
39: this .name = name;
40: }
41:
42: public void store() {
43: Test.deleteAllInstances(this );
44: Test.store(new CaseInsensitive("HelloWorld"));
45: }
46:
47: public void test() {
48: Test.ensure(queryingCaseInsensitiveResults("heLLOworld") == 1);
49: }
50:
51: private int queryingCaseInsensitiveResults(final String name) {
52: ObjectContainer objectContainer = Test.objectContainer();
53: Query q = objectContainer.query();
54: q.constrain(CaseInsensitive.class);
55: q.constrain(new Evaluation() {
56: public void evaluate(Candidate candidate) {
57: CaseInsensitive ci = (CaseInsensitive) candidate
58: .getObject();
59: candidate.include(ci.name.toLowerCase().equals(
60: name.toLowerCase()));
61: }
62: });
63: return q.execute().size();
64: }
65: }
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