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1   /*
2    * Copyright [2007] [University Corporation for Advanced Internet Development, Inc.]
3    *
4    * Licensed under the Apache License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    *
8    * http://www.apache.org/licenses/LICENSE-2.0
9    *
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS,
12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   * See the License for the specific language governing permissions and
14   * limitations under the License.
15   */
16  
17  package edu.internet2.middleware.shibboleth.common.util;
18  
19  import javax.servlet.http.HttpServletRequest;
20  
21  /**
22   * Helper class for dealing with HTTP related resoruces.
23   */
24  public final class HttpHelper {
25      
26      /** Constructor. */
27      private HttpHelper(){
28          
29      }
30  
31      /**
32       * Gets the request URI as returned by {@link HttpServletRequest#getRequestURI()} but without the servlet context
33       * path.
34       * 
35       * @param request request to get the URI from
36       * 
37       * @return constructed URI
38       */
39      public static String getRequestUriWithoutContext(HttpServletRequest request) {
40          String servletPath = request.getServletPath();
41  
42          if (request.getPathInfo() == null) {
43              return servletPath;
44          } else {
45              return servletPath + request.getPathInfo();
46          }
47      }
48  }