1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    * The contents of this file are subject to the terms of the Liferay Enterprise
5    * Subscription License ("License"). You may not use this file except in
6    * compliance with the License. You can obtain a copy of the License by
7    * contacting Liferay, Inc. See the License for the specific language governing
8    * permissions and limitations under the License, including but not limited to
9    * distribution rights of the Software.
10   *
11   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
12   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
13   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
14   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
15   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
16   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
17   * SOFTWARE.
18   */
19  
20  package com.liferay.util;
21  
22  import com.liferay.portal.kernel.util.GetterUtil;
23  
24  import javax.servlet.http.Cookie;
25  import javax.servlet.http.HttpServletRequest;
26  
27  /**
28   * <a href="CookieUtil.java.html"><b><i>View Source</i></b></a>
29   *
30   * @author Brian Wing Shun Chan
31   *
32   */
33  public class CookieUtil {
34  
35      public static String get(HttpServletRequest request, String name) {
36          Cookie[] cookies = request.getCookies();
37  
38          if (cookies == null) {
39              return null;
40          }
41  
42          for (int i = 0; i < cookies.length; i++) {
43              Cookie cookie = cookies[i];
44  
45              String cookieName = GetterUtil.getString(cookie.getName());
46  
47              if (cookieName.equalsIgnoreCase(name)) {
48                  return cookie.getValue();
49              }
50          }
51  
52          return null;
53      }
54  
55  }