2 * Copyright (C) 2001, 2002 The Mir-coders group
4 * This file is part of Mir.
6 * Mir is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * Mir is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with Mir; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 * In addition, as a special exception, The Mir-coders gives permission to link
21 * the code of this program with any library licensed under the Apache Software License,
22 * The Sun (tm) Java Advanced Imaging library (JAI), The Sun JIMI library
23 * (or with modified versions of the above that use the same license as the above),
24 * and distribute linked combinations including the two. You must obey the
25 * GNU General Public License in all respects for all of the code used other than
26 * the above mentioned libraries. If you modify this file, you may extend this
27 * exception to your version of the file, but you are not obligated to do so.
28 * If you do not wish to do so, delete this exception statement from your version.
30 package mir.generator;
32 import java.io.PrintWriter;
35 import mir.generator.tal.MirExpressionParser;
36 import mir.generator.tal.TALTemplate;
37 import mir.generator.tal.TALTemplateEngine;
38 import mir.log.LoggerWrapper;
40 public class TALGenerator implements Generator {
41 private String templateIdentifier;
42 private TALGeneratorLibrary library;
43 private static LoggerWrapper logger = new LoggerWrapper("Generator.velocity");
45 public TALGenerator(String aTemplate, TALGeneratorLibrary aLibrary) {
46 templateIdentifier = aTemplate;
50 public void generate(Object anOutputWriter, Map aValues, LoggerWrapper aLogger) throws GeneratorExc, GeneratorFailure {
54 template = library.engine.loadTemplate(templateIdentifier);
55 if (template == null) {
56 throw new GeneratorExc("TALGeneratorLibrary: Can't find template " + templateIdentifier);
58 template.processTemplate(aValues, (PrintWriter) anOutputWriter);
61 throw new GeneratorFailure(t);
65 public static class TALGeneratorLibrary implements GeneratorLibrary {
66 private TALTemplateEngine engine;
68 public TALGeneratorLibrary(String aTemplateRoot) throws GeneratorExc, GeneratorFailure {
69 engine = new TALTemplateEngine(new MirExpressionParser(), aTemplateRoot);
72 public Generator makeGenerator(String anIdentifier) throws GeneratorExc, GeneratorFailure {
73 return new TALGenerator(anIdentifier, this);
77 public static class TALGeneratorLibraryFactory implements GeneratorLibraryFactory {
78 private String basePath;
80 public TALGeneratorLibraryFactory(String aBasePath) {
84 public GeneratorLibrary makeLibrary(String anInitializationString) throws GeneratorExc, GeneratorFailure {
85 return new TALGeneratorLibrary(basePath+anInitializationString);