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.util;
16  
17  import com.liferay.portal.kernel.util.GetterUtil;
18  
19  import javax.servlet.http.Cookie;
20  import javax.servlet.http.HttpServletRequest;
21  
22  /**
23   * <a href="CookieUtil.java.html"><b><i>View Source</i></b></a>
24   *
25   * @author Brian Wing Shun Chan
26   */
27  public class CookieUtil {
28  
29      public static String get(HttpServletRequest request, String name) {
30          Cookie[] cookies = request.getCookies();
31  
32          if (cookies == null) {
33              return null;
34          }
35  
36          for (int i = 0; i < cookies.length; i++) {
37              Cookie cookie = cookies[i];
38  
39              String cookieName = GetterUtil.getString(cookie.getName());
40  
41              if (cookieName.equalsIgnoreCase(name)) {
42                  return cookie.getValue();
43              }
44          }
45  
46          return null;
47      }
48  
49  }