1   /**
2    * Copyright (c) 2000-2007 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.util;
24  
25  import com.sun.syndication.feed.synd.SyndFeed;
26  import com.sun.syndication.io.FeedException;
27  import com.sun.syndication.io.SyndFeedOutput;
28  
29  import java.io.IOException;
30  import java.io.StringWriter;
31  
32  /**
33   * <a href="RSSUtil.java.html"><b><i>View Source</i></b></a>
34   *
35   * @author Brian Wing Shun Chan
36   *
37   */
38  public class RSSUtil {
39  
40      public static final String RSS = "rss";
41  
42      public static final double[] RSS_VERSIONS = new double[] {
43          0.9, 0.91, 0.93, 0.94, 1.0, 2.0
44      };
45  
46      public static final String ATOM = "atom";
47  
48      public static final double[] ATOM_VERSIONS = new double[] {0.3, 1.0};
49  
50      public static final String DEFAULT_TYPE = ATOM;
51  
52      public static final double DEFAULT_VERSION = 1.0;
53  
54      public static String export(SyndFeed feed)
55          throws FeedException, IOException {
56  
57          StringWriter writer = new StringWriter();
58  
59          SyndFeedOutput output = new SyndFeedOutput();
60  
61          output.output(feed, writer);
62  
63          return writer.getBuffer().toString();
64      }
65  
66  }