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Java > Open Source Codes > com > methodhead > persistable > KeyFactory


1 /*
2  * Copyright (C) 2006 Methodhead Software LLC. All rights reserved.
3  *
4  * This file is part of TransferCM.
5  *
6  * TransferCM is free software; you can redistribute it and/or modify it under the
7  * terms of the GNU General Public License as published by the Free Software
8  * Foundation; either version 2 of the License, or (at your option) any later
9  * version.
10  *
11  * TransferCM is distributed in the hope that it will be useful, but WITHOUT ANY
12  * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
13  * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
14  * details.
15  *
16  * You should have received a copy of the GNU General Public License along with
17  * TransferCM; if not, write to the Free Software Foundation, Inc., 51 Franklin St,
18  * Fifth Floor, Boston, MA 02110-1301 USA
19  */
20
21 package com.methodhead.persistable;
22
23 /**
24  * A factory that can create new {@link com.methodhead.persistable.Key Keys}.
25  * This factory is used by {@link
26  * com.methodhead.persistable.KeyedPersistable#loadAll
27  * KeyedPersistable.loadAll()} to create keys for loaded objects.
28  */
29 public interface KeyFactory {
30
31   // constructors /////////////////////////////////////////////////////////////
32
33   // methods //////////////////////////////////////////////////////////////////
34
35   /**
36    * Returns a new key.
37    */
38   public Key newInstance();
39 }
40
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