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1   /*
2    * Licensed to the University Corporation for Advanced Internet Development, 
3    * Inc. (UCAID) under one or more contributor license agreements.  See the 
4    * NOTICE file distributed with this work for additional information regarding
5    * copyright ownership. The UCAID licenses this file to You under the Apache 
6    * License, Version 2.0 (the "License"); you may not use this file except in 
7    * compliance with the License.  You may obtain a copy of the License at
8    *
9    *    http://www.apache.org/licenses/LICENSE-2.0
10   *
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  
18  package edu.internet2.middleware.shibboleth.common.util;
19  
20  import javax.servlet.http.HttpServletRequest;
21  
22  /**
23   * Helper class for dealing with HTTP related resoruces.
24   */
25  public final class HttpHelper {
26      
27      /** Constructor. */
28      private HttpHelper(){
29          
30      }
31  
32      /**
33       * Gets the request URI as returned by {@link HttpServletRequest#getRequestURI()} but without the servlet context
34       * path.
35       * 
36       * @param request request to get the URI from
37       * 
38       * @return constructed URI
39       */
40      public static String getRequestUriWithoutContext(HttpServletRequest request) {
41          String servletPath = request.getServletPath();
42  
43          if (request.getPathInfo() == null) {
44              return servletPath;
45          } else {
46              return servletPath + request.getPathInfo();
47          }
48      }
49  }