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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one
3    * or more contributor license agreements.  See the NOTICE file
4    * distributed with this work for additional information
5    * regarding copyright ownership.  The ASF licenses this file
6    * to you under the Apache License, Version 2.0 (the
7    * "License"); you may not use this file except in compliance
8    * with the License.  You may obtain a copy of the License at
9    *
10   *   http://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing,
13   * software distributed under the License is distributed on an
14   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15   * KIND, either express or implied.  See the License for the
16   * specific language governing permissions and limitations
17   * under the License.
18   */
19  package org.apache.myfaces.orchestra.requestParameterProvider.jsf;
20  
21  import java.util.List;
22  import java.util.Map;
23  
24  import javax.faces.context.ExternalContext;
25  import javax.faces.context.ExternalContextWrapper;
26  
27  import org.apache.myfaces.orchestra.requestParameterProvider.RequestParameterProviderManager;
28  
29  public class RequestParameterExternalContextWrapper extends ExternalContextWrapper
30  {
31      private ExternalContext _delegate;
32      
33      public RequestParameterExternalContextWrapper(ExternalContext delegate)
34      {
35          this._delegate = delegate;
36      }
37  
38      @Override
39      public String encodeRedirectURL(String baseUrl,
40              Map<String, List<String>> parameters)
41      {
42          // Mojarra 2.1.3 does not call encodeURL internally, but MyFaces 2.0.x/2.1.x does.
43          // Anyway, the place to add Orchestra parameters for redirect should be here.
44          String url = super.encodeRedirectURL(baseUrl, parameters);
45          if (url != null)
46          {
47              url = RequestParameterProviderManager.getInstance().encodeAndAttachParameters(url);
48          }
49          return url;
50      }
51  
52      @Override
53      public ExternalContext getWrapped()
54      {
55          return _delegate;
56      }
57  }