1   /**
2    * Copyright (c) 2000-2010 Liferay, Inc. All rights reserved.
3    *
4    * This library is free software; you can redistribute it and/or modify it under
5    * the terms of the GNU Lesser General Public License as published by the Free
6    * Software Foundation; either version 2.1 of the License, or (at your option)
7    * any later version.
8    *
9    * This library is distributed in the hope that it will be useful, but WITHOUT
10   * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
11   * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
12   * details.
13   */
14  
15  package com.liferay.taglib.util;
16  
17  import com.liferay.portal.kernel.util.HttpUtil;
18  import com.liferay.portal.kernel.webcache.WebCacheException;
19  import com.liferay.portal.kernel.webcache.WebCacheItem;
20  
21  /**
22   * <a href="GetUrlWebCacheItem.java.html"><b><i>View Source</i></b></a>
23   *
24   * @author Brian Wing Shun Chan
25   */
26  public class GetUrlWebCacheItem implements WebCacheItem {
27  
28      public GetUrlWebCacheItem(String url, long refreshTime) {
29          _url = url;
30          _refreshTime = refreshTime;
31      }
32  
33      public Object convert(String key) throws WebCacheException {
34          String url = _url;
35  
36          String content = null;
37  
38          try {
39              content = HttpUtil.URLtoString(_url);
40          }
41          catch (Exception e) {
42              throw new WebCacheException(url + " " + e.toString());
43          }
44  
45          return content;
46      }
47  
48      public long getRefreshTime() {
49          return _refreshTime;
50      }
51  
52      private String _url;
53      private long _refreshTime;
54  
55  }