1   /**
2    * Copyright (c) 2000-2009 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.util;
24  
25  import com.liferay.portal.kernel.log.Log;
26  import com.liferay.portal.kernel.log.LogFactoryUtil;
27  import com.liferay.portal.kernel.util.StringUtil;
28  
29  import java.io.IOException;
30  
31  import java.util.HashMap;
32  import java.util.Map;
33  
34  /**
35   * <a href="ContentUtil.java.html"><b><i>View Source</i></b></a>
36   *
37   * @author Brian Wing Shun Chan
38   *
39   */
40  public class ContentUtil {
41  
42      public static String get(String location) {
43          return _instance._get(location, false);
44      }
45  
46      public static String get(String location, boolean all) {
47          return _instance._get(location, all);
48      }
49  
50      private ContentUtil() {
51          _contentPool = new HashMap<String, String>();
52      }
53  
54      private String _get(String location, boolean all) {
55          String content = _contentPool.get(location);
56  
57          if (content == null) {
58              try {
59                  content = StringUtil.read(
60                      getClass().getClassLoader(), location, all);
61  
62                  _put(location, content);
63              }
64              catch (IOException ioe) {
65                  _log.error(ioe, ioe);
66              }
67          }
68  
69          return content;
70      }
71  
72      private void _put(String location, String content) {
73          _contentPool.put(location, content);
74      }
75  
76      private static Log _log = LogFactoryUtil.getLog(ContentUtil.class);
77  
78      private static ContentUtil _instance = new ContentUtil();
79  
80      private Map<String, String> _contentPool;
81  
82  }