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.portal.kernel.util;
16  
17  import java.io.Reader;
18  
19  /**
20   * <a href="DiffHtmlUtil.java.html"><b><i>View Source</i></b></a>
21   *
22   * <p>
23   * This class can compare two different versions of HTML code. It detects
24   * changes to an entire HTML page such as removal or addition of characters or
25   * images.
26   * </p>
27   *
28   * @author Julio Camarero
29   */
30  public class DiffHtmlUtil {
31  
32      public static String diff(Reader source, Reader target) throws Exception {
33          return getDiffHtml().diff(source, target);
34      }
35  
36      public static DiffHtml getDiffHtml() {
37          return _diffHtml;
38      }
39  
40      public void setDiffHtml(DiffHtml diffHtml) {
41          _diffHtml = diffHtml;
42      }
43  
44      private static DiffHtml _diffHtml;
45  
46  }