2 * Copyright (C) 2001-2006 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 * and distribute linked combinations including the two. You must obey the
23 * GNU General Public License in all respects for all of the code used other than
24 * the above mentioned libraries. If you modify this file, you may extend this
25 * exception to your version of the file, but you are not obligated to do so.
26 * If you do not wish to do so, delete this exception statement from your version.
28 package mir.producer.reader;
30 import java.util.HashMap;
33 public class ProducerNodeBuilderLibrary {
34 private Map nodeBuilders;
36 public ProducerNodeBuilderLibrary() {
37 nodeBuilders = new HashMap();
43 * @param aProducerNodeBuilderClass
44 * @throws ProducerConfigExc
45 * @throws ProducerConfigFailure
47 public void registerBuilder(String aName, Class aProducerNodeBuilderClass) throws ProducerConfigExc, ProducerConfigFailure {
49 registerFactory(aName, new ProducerNodeBuilder.DefaultProducerNodeBuilderFactory( aProducerNodeBuilderClass ));
52 throw new ProducerConfigFailure("Error while registering builder '"+aName+"': "+t.getMessage(), t);
57 * Register a {@link ProducerNodeBuilder.ProducerNodeBuilderFactory} for {@link mir.producer.ProducerNode}s
58 * @param aTag the tag to bind this factory to: every producers.xml tag with the name <code>aTag</code>
59 * will be directed to this factory.
61 * @param aFactory the factory to bind the tag to.
63 public void registerFactory(String aTag, ProducerNodeBuilder.ProducerNodeBuilderFactory aFactory) {
64 nodeBuilders.put(aTag, aFactory);
67 public boolean hasBuilderForName(String aName) {
68 return nodeBuilders.containsKey(aName);
71 public ProducerNodeBuilder constructBuilder(String aName) throws ProducerConfigExc {
72 if (hasBuilderForName(aName))
73 return ((ProducerNodeBuilder.ProducerNodeBuilderFactory) nodeBuilders.get(aName)).makeBuilder();
74 throw new ProducerConfigExc("ProducerNodeBuilder: no builder with name '" + aName + "' found.");