01: /*
02: * This file is part of "SnipSnap Radeox Rendering Engine".
03: *
04: * Copyright (c) 2002 Stephan J. Schmidt, Matthias L. Jugel
05: * All Rights Reserved.
06: *
07: * Please visit http://radeox.org/ for updates and contact.
08: *
09: * --LICENSE NOTICE--
10: * Licensed under the Apache License, Version 2.0 (the "License");
11: * you may not use this file except in compliance with the License.
12: * You may obtain a copy of the License at
13: *
14: * http://www.apache.org/licenses/LICENSE-2.0
15: *
16: * Unless required by applicable law or agreed to in writing, software
17: * distributed under the License is distributed on an "AS IS" BASIS,
18: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
19: * See the License for the specific language governing permissions and
20: * limitations under the License.
21: * --LICENSE NOTICE--
22: */
23:
24: package org.radeox.macro.table;
25:
26: import java.util.ArrayList;
27: import java.util.Iterator;
28: import java.util.List;
29:
30: import org.radeox.macro.PluginRepository;
31: import org.radeox.macro.Repository;
32:
33: /**
34: * Repository for functions
35: *
36: * @author Stephan J. Schmidt
37: * @version $Id: FunctionRepository.java 7707 2006-04-12 17:30:19Z
38: * ian@caret.cam.ac.uk $
39: */
40:
41: public class FunctionRepository extends PluginRepository {
42: protected static Repository instance;
43:
44: protected List loaders;
45:
46: public synchronized static Repository getInstance() {
47: if (null == instance) {
48: instance = new FunctionRepository();
49: }
50: return instance;
51: }
52:
53: private void load() {
54: Iterator iterator = loaders.iterator();
55: while (iterator.hasNext()) {
56: FunctionLoader loader = (FunctionLoader) iterator.next();
57: loader.loadPlugins(this );
58: }
59: }
60:
61: private FunctionRepository() {
62: loaders = new ArrayList();
63: loaders.add(new FunctionLoader());
64:
65: load();
66: }
67: }
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