1   /**
2    * Copyright (c) 2000-2009 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.servlet;
24  
25  import com.liferay.portal.kernel.log.Log;
26  import com.liferay.portal.kernel.log.LogFactoryUtil;
27  
28  import javax.servlet.http.HttpServletRequest;
29  import javax.servlet.http.HttpServletRequestWrapper;
30  
31  /**
32   * <a href="ServletRequestUtil.java.html"><b><i>View Source</i></b></a>
33   *
34   * @author Brian Wing Shun Chan
35   *
36   */
37  public class ServletRequestUtil {
38  
39      public static void logRequestWrappers(HttpServletRequest request) {
40          HttpServletRequest tempRequest = request;
41  
42          while (true) {
43              _log.info("Request class " + tempRequest.getClass().getName());
44  
45              if (tempRequest instanceof HttpServletRequestWrapper) {
46                  HttpServletRequestWrapper requestWrapper =
47                      (HttpServletRequestWrapper)tempRequest;
48  
49                  tempRequest = (HttpServletRequest)requestWrapper.getRequest();
50              }
51              else {
52                  break;
53              }
54          }
55      }
56  
57      private static Log _log = LogFactoryUtil.getLog(ServletRequestUtil.class);
58  
59  }