DesktopValveImpl xref

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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * 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  package org.apache.jetspeed.desktop.impl;
18  
19  import org.apache.jetspeed.desktop.JetspeedDesktop;
20  import org.apache.jetspeed.pipeline.PipelineException;
21  import org.apache.jetspeed.pipeline.valve.AbstractValve;
22  import org.apache.jetspeed.pipeline.valve.ValveContext;
23  import org.apache.jetspeed.request.RequestContext;
24  
25  /***
26   * Desktop Valve
27   *
28   * @author <a href="mailto:taylor@apache.org">David Sean Taylor</a>
29   * @version $Id: $
30   */
31  public class DesktopValveImpl extends AbstractValve
32  {
33      private JetspeedDesktop desktop;
34      
35      public DesktopValveImpl(JetspeedDesktop desktop)
36      {
37          this.desktop = desktop;
38      }
39          
40      public void invoke( RequestContext request, ValveContext context )
41          throws PipelineException
42      {
43          try
44          {
45              desktop.render(request);
46          }
47          catch (Exception e)
48          {
49              throw new PipelineException(e);
50          }
51          context.invokeNext( request );
52      }
53  
54      public String toString()
55      {
56          return "DesktopValve";
57      }
58  }