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Java > Open Source Codes > org > riotfamily > revolt > refactor > UpdateData


1 /* ***** BEGIN LICENSE BLOCK *****
2  * Version: MPL 1.1
3  * The contents of this file are subject to the Mozilla Public License Version
4  * 1.1 (the "License"); you may not use this file except in compliance with
5  * the License. You may obtain a copy of the License at
6  * http://www.mozilla.org/MPL/
7  *
8  * Software distributed under the License is distributed on an "AS IS" basis,
9  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
10  * for the specific language governing rights and limitations under the
11  * License.
12  *
13  * The Original Code is Riot.
14  *
15  * The Initial Developer of the Original Code is
16  * Neteye GmbH.
17  * Portions created by the Initial Developer are Copyright (C) 2007
18  * the Initial Developer. All Rights Reserved.
19  *
20  * Contributor(s):
21  * Felix Gnass [fgnass at neteye dot de]
22  *
23  * ***** END LICENSE BLOCK ***** */
24 package org.riotfamily.revolt.refactor;
25
26 import java.util.Collection JavaDoc;
27 import java.util.Iterator JavaDoc;
28
29 import org.riotfamily.revolt.Dialect;
30 import org.riotfamily.revolt.EvolutionException;
31 import org.riotfamily.revolt.Refactoring;
32 import org.riotfamily.revolt.Script;
33 import org.riotfamily.revolt.definition.Database;
34 import org.riotfamily.revolt.definition.UpdateStatement;
35
36 /**
37  * @author Felix Gnass [fgnass at neteye dot de]
38  * @since 6.4
39  */
40 public class UpdateData implements Refactoring {
41
42     private Collection JavaDoc statements;
43     
44     public UpdateData(Collection JavaDoc statements) {
45         this.statements = statements;
46     }
47
48     public void alterModel(Database database) {
49     }
50     
51     public Script getScript(Dialect dialect) {
52         Iterator JavaDoc it = statements.iterator();
53         while (it.hasNext()) {
54             UpdateStatement statement = (UpdateStatement) it.next();
55             if (statement.supports(dialect)) {
56                 return new Script(statement.getSql());
57             }
58         }
59         throw new EvolutionException("No update statment for dialect "
60                 + dialect.getName());
61     }
62     
63 }
64
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