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: *
30: */
31: public class ParameterizedEvaluation implements Serializable {
32:
33: public String str;
34:
35: public void store() {
36: Test.deleteAllInstances(this );
37: store("one");
38: store("fun");
39: store("ton");
40: store("sun");
41: }
42:
43: private void store(String str) {
44: ParameterizedEvaluation pe = new ParameterizedEvaluation();
45: pe.str = str;
46: Test.store(pe);
47: }
48:
49: public void test() {
50: Test.ensure(queryContains("un").size() == 2);
51: }
52:
53: private ObjectSet queryContains(final String str) {
54: Query q = Test.query();
55: q.constrain(ParameterizedEvaluation.class);
56: q.constrain(new Evaluation() {
57: public void evaluate(Candidate candidate) {
58: ParameterizedEvaluation pe = (ParameterizedEvaluation) candidate
59: .getObject();
60: boolean inc = pe.str.indexOf(str) != -1;
61: candidate.include(inc);
62: }
63: });
64:
65: return q.execute();
66: }
67:
68: }
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