1   /**
2    * Copyright (c) 2000-2008 Liferay, Inc. All rights reserved.
3    *
4    * Permission is hereby granted, free of charge, to any person obtaining a copy
5    * of this software and associated documentation files (the "Software"), to deal
6    * in the Software without restriction, including without limitation the rights
7    * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8    * copies of the Software, and to permit persons to whom the Software is
9    * furnished to do so, subject to the following conditions:
10   *
11   * The above copyright notice and this permission notice shall be included in
12   * all copies or substantial portions of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.portal.theme;
24  
25  import com.liferay.portal.velocity.VelocityContextPool;
26  
27  import java.util.HashMap;
28  import java.util.Map;
29  
30  import javax.servlet.ServletContext;
31  
32  /**
33   * <a href="ThemeLoaderFactory.java.html"><b><i>View Source</i></b></a>
34   *
35   * @author Brian Wing Shun Chan
36   *
37   */
38  public class ThemeLoaderFactory {
39  
40      public static void init(
41          String servletContextName, ServletContext ctx, String[] xmls) {
42  
43          VelocityContextPool.put(servletContextName, ctx);
44  
45          ThemeLoader themeLoader = new ThemeLoader(
46              servletContextName, ctx, xmls);
47  
48          _themeLoaders.put(servletContextName, themeLoader);
49      }
50  
51      public static boolean destroy(String servletContextName) {
52          ThemeLoader themeLoader = _themeLoaders.remove(servletContextName);
53  
54          if (themeLoader == null) {
55              return false;
56          }
57          else {
58              VelocityContextPool.remove(servletContextName);
59  
60              themeLoader.destroy();
61  
62              return true;
63          }
64      }
65  
66      public static ThemeLoader getDefaultThemeLoader() {
67          ThemeLoader themeLoader = null;
68  
69          for (Map.Entry<String, ThemeLoader> entry : _themeLoaders.entrySet()) {
70              themeLoader = entry.getValue();
71  
72              break;
73          }
74  
75          return themeLoader;
76      }
77  
78      public static ThemeLoader getThemeLoader(String servletContextName) {
79          return _themeLoaders.get(servletContextName);
80      }
81  
82      public static void loadThemes() {
83          for (Map.Entry<String, ThemeLoader> entry : _themeLoaders.entrySet()) {
84              ThemeLoader themeLoader = entry.getValue();
85  
86              themeLoader.loadThemes();
87          }
88      }
89  
90      private static Map<String, ThemeLoader> _themeLoaders =
91          new HashMap<String, ThemeLoader>();
92  
93  }