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Java > Open Source Codes > org > exolab > jms > tools > db > SchemaConverterFactory


1 /**
2  * Redistribution and use of this software and associated documentation
3  * ("Software"), with or without modification, are permitted provided
4  * that the following conditions are met:
5  *
6  * 1. Redistributions of source code must retain copyright
7  * statements and notices. Redistributions must also contain a
8  * copy of this document.
9  *
10  * 2. Redistributions in binary form must reproduce the
11  * above copyright notice, this list of conditions and the
12  * following disclaimer in the documentation and/or other
13  * materials provided with the distribution.
14  *
15  * 3. The name "Exolab" must not be used to endorse or promote
16  * products derived from this Software without prior written
17  * permission of Exoffice Technologies. For written permission,
18  * please contact info@exolab.org.
19  *
20  * 4. Products derived from this Software may not be called "Exolab"
21  * nor may "Exolab" appear in their names without prior written
22  * permission of Exoffice Technologies. Exolab is a registered
23  * trademark of Exoffice Technologies.
24  *
25  * 5. Due credit should be given to the Exolab Project
26  * (http://www.exolab.org/).
27  *
28  * THIS SOFTWARE IS PROVIDED BY EXOFFICE TECHNOLOGIES AND CONTRIBUTORS
29  * ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT
30  * NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
31  * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
32  * EXOFFICE TECHNOLOGIES OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
33  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
34  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
35  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
36  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
37  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
38  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
39  * OF THE POSSIBILITY OF SUCH DAMAGE.
40  *
41  * Copyright 2002-2003 (C) Exoffice Technologies Inc. All Rights Reserved.
42  *
43  * $Id: SchemaConverterFactory.java,v 1.1 2004/11/26 01:51:16 tanderson Exp $
44  */
45 package org.exolab.jms.tools.db;
46
47 import java.sql.Connection JavaDoc;
48
49 import org.exolab.jms.tools.db.migration.V061toV072SchemaConverter;
50 import org.exolab.jms.tools.db.migration.V072toV076SchemaConverter;
51
52
53 /**
54  * A factory for {@link SchemaConverter} instances
55  *
56  * @version $Revision: 1.1 $ $Date: 2004/11/26 01:51:16 $
57  * @author <a HREF="mailto:tma@netspace.net.au">Tim Anderson</a>
58  */
59 public class SchemaConverterFactory {
60
61     /**
62      * Supported schema versions
63      */
64     private static final String JavaDoc VERSION_0_6_1 = "V0.6.1";
65     private static final String JavaDoc VERSION_0_7_2 = "V0.7.2";
66     private static final String JavaDoc VERSION_0_7_6 = "V0.7.6";
67
68
69     public static SchemaConverter create(String JavaDoc fromVersion, String JavaDoc toVersion,
70                                          Connection JavaDoc connection) {
71         SchemaConverter result = null;
72         if (fromVersion.equals(VERSION_0_6_1) &&
73             toVersion.equals(VERSION_0_7_2)) {
74             result = new V061toV072SchemaConverter(connection);
75         }
76         if (fromVersion.equals(VERSION_0_7_2) &&
77             toVersion.equals(VERSION_0_7_6)) {
78             result = new V072toV076SchemaConverter(connection);
79         }
80
81         return result;
82     }
83
84 } //-- SchemaConverterFactory
85
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