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Java > Open Source Codes > com > db4o > VirtualAttributes


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;
22
23 import com.db4o.ext.Db4oDatabase;
24 import com.db4o.foundation.ShallowClone;
25
26
27 /**
28  * @exclude
29  */
30 public class VirtualAttributes implements ShallowClone{
31     
32     public Db4oDatabase i_database;
33     
34     public long i_version;
35     
36     public long i_uuid;
37     
38     public Object JavaDoc shallowClone() {
39         VirtualAttributes va=new VirtualAttributes();
40         va.i_database=i_database;
41         va.i_version=i_version;
42         va.i_uuid=i_uuid;
43         return va;
44     }
45     
46     boolean suppliesUUID(){
47         return i_database != null && i_uuid != 0;
48     }
49
50 }
51
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