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Java > Open Source Codes > org > snipsnap > render > macro > SnipPreserved


1 /*
2  * This file is part of "SnipSnap Wiki/Weblog".
3  *
4  * Copyright (c) 2002 Stephan J. Schmidt, Matthias L. Jugel
5  * All Rights Reserved.
6  *
7  * Please visit http://snipsnap.org/ for updates and contact.
8  *
9  * --LICENSE NOTICE--
10  * This program is free software; you can redistribute it and/or
11  * modify it under the terms of the GNU General Public License
12  * as published by the Free Software Foundation; either version 2
13  * of the License, or (at your option) any later version.
14  *
15  * This program is distributed in the hope that it will be useful,
16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18  * GNU General Public License for more details.
19  *
20  * You should have received a copy of the GNU General Public License
21  * along with this program; if not, write to the Free Software
22  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23  * --LICENSE NOTICE--
24  */
25
26 package org.snipsnap.render.macro;
27
28 import org.radeox.macro.Preserved;
29 import org.radeox.macro.parameter.MacroParameter;
30 import org.snipsnap.render.macro.parameter.SnipMacroParameter;
31
32 import java.io.IOException JavaDoc;
33 import java.io.Writer JavaDoc;
34
35 /**
36  * Preserved Macro, only for SnipSnap macros
37  *
38  * @author Stephan J. Schmidt
39  * @version $Id: SnipPreserved.java 864 2003-05-23 10:47:26Z stephan $
40  */
41
42 public abstract class SnipPreserved extends Preserved {
43   public abstract void execute(Writer JavaDoc writer, SnipMacroParameter params) throws IllegalArgumentException JavaDoc, IOException JavaDoc;
44
45   public void execute(Writer JavaDoc writer, MacroParameter params) throws IllegalArgumentException JavaDoc, IOException JavaDoc {
46     if (params instanceof SnipMacroParameter) {
47       execute(writer, (SnipMacroParameter) params);
48       return;
49     } else {
50       throw new IllegalArgumentException JavaDoc("Macro must be called in a SnipSnap enviroment.");
51     }
52   }
53
54 }
55
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