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.db4ounit.jre12.fieldindex;
22:
23: import java.util.*;
24:
25: import com.db4o.ObjectSet;
26: import com.db4o.config.*;
27: import com.db4o.query.Query;
28:
29: import db4ounit.Assert;
30: import db4ounit.extensions.AbstractDb4oTestCase;
31:
32: /**
33: * @exclude
34: */
35: public class CollectionFieldIndexTestCase extends AbstractDb4oTestCase {
36:
37: public static void main(String[] args) {
38: new CollectionFieldIndexTestCase().runSolo();
39: }
40:
41: private static class Item {
42: private String _name;
43:
44: public Item(String name) {
45: _name = name;
46: }
47:
48: public String getName() {
49: return _name;
50: }
51: }
52:
53: private static class UntypedContainer {
54: private Object _set = new HashSet();
55:
56: public UntypedContainer(Object item) {
57: ((Set) _set).add(item);
58: }
59:
60: public Iterator iterator() {
61: return ((Set) _set).iterator();
62: }
63: }
64:
65: protected void configure(Configuration config) {
66: indexField(config, Item.class, "_name");
67: indexField(config, UntypedContainer.class, "_set");
68: }
69:
70: protected void store() throws Exception {
71: db().set(new UntypedContainer(new Item("foo")));
72: db().set(new UntypedContainer(new Item("bar")));
73: }
74:
75: public void testUntypedContainer() {
76: final Query q = db().query();
77: q.constrain(UntypedContainer.class);
78: q.descend("_set").descend("_name").constrain("foo");
79:
80: final ObjectSet result = q.execute();
81: Assert.areEqual(1, result.size());
82:
83: final UntypedContainer container = (UntypedContainer) result
84: .next();
85: final Item item = (Item) container.iterator().next();
86: Assert.areEqual("foo", item.getName());
87: }
88:
89: }
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