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Java > Open Source Codes > com > db4o > db4ounit > common > assorted > UUIDTestItem


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.db4ounit.common.assorted;
22
23 import com.db4o.ObjectSet;
24 import com.db4o.ext.*;
25 import com.db4o.foundation.Hashtable4;
26 import com.db4o.query.Query;
27
28 import db4ounit.Assert;
29
30 /**
31  * @exclude
32  */

33 public class UUIDTestItem {
34     public String JavaDoc name;
35
36     public UUIDTestItem() {
37     }
38
39     public UUIDTestItem(String JavaDoc name) {
40         this.name = name;
41     }
42
43     public static void assertItemsCanBeRetrievedByUUID(final ExtObjectContainer container, Hashtable4 uuidCache) {
44         Query q = container.query();
45         q.constrain(UUIDTestItem.class);
46         ObjectSet objectSet = q.execute();
47         while (objectSet.hasNext()) {
48             UUIDTestItem item = (UUIDTestItem) objectSet.next();
49             Db4oUUID uuid = container.getObjectInfo(item).getUUID();
50             Assert.isNotNull(uuid);
51             Assert.areSame(item, container.getByUUID(uuid));
52             final Db4oUUID cached = (Db4oUUID) uuidCache.get(item.name);
53             if (cached != null) {
54                 Assert.areEqual(cached, uuid);
55             } else {
56                 uuidCache.put(item.name, uuid);
57             }
58         }
59     }
60 }
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