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1   // ========================================================================
2   // Copyright (c) 2006-2009 Mort Bay Consulting Pty. Ltd.
3   // ------------------------------------------------------------------------
4   // All rights reserved. This program and the accompanying materials
5   // are made available under the terms of the Eclipse Public License v1.0
6   // and Apache License v2.0 which accompanies this distribution.
7   // The Eclipse Public License is available at 
8   // http://www.eclipse.org/legal/epl-v10.html
9   // The Apache License v2.0 is available at
10  // http://www.opensource.org/licenses/apache2.0.php
11  // You may elect to redistribute this code under either of these licenses. 
12  // ========================================================================
13  
14  package org.eclipse.jetty.plus.annotation;
15  
16  import java.util.HashMap;
17  
18  import javax.servlet.ServletException;
19  
20  import org.eclipse.jetty.security.SecurityHandler;
21  import org.eclipse.jetty.servlet.ServletHolder;
22  import org.eclipse.jetty.util.log.Log;
23  import org.eclipse.jetty.webapp.WebAppContext;
24  
25  
26  /**
27   * RunAsCollection
28   *
29   *
30   */
31  public class RunAsCollection
32  {
33      public static final String RUNAS_COLLECTION = "org.eclipse.jetty.runAsCollection";
34      private HashMap _runAsMap = new HashMap();//map of classname to run-as
35    
36      
37      
38      public void add (RunAs runAs)
39      {
40          if ((runAs==null) || (runAs.getTargetClassName()==null)) 
41              return;
42          
43          if (Log.isDebugEnabled())
44              Log.debug("Adding run-as for class="+runAs.getTargetClassName());
45          _runAsMap.put(runAs.getTargetClassName(), runAs);
46      }
47  
48      public RunAs getRunAs (Object o)
49      throws ServletException
50      {
51          if (o==null)
52              return null;
53          
54          return (RunAs)_runAsMap.get(o.getClass().getCanonicalName());
55      }
56      
57      public void setRunAs(Object o)
58      throws ServletException
59      {
60          if (o == null)
61              return;
62          
63          if (!ServletHolder.class.isAssignableFrom(o.getClass()))
64              return;
65        
66          RunAs runAs = (RunAs)_runAsMap.get(o.getClass().getName());
67          if (runAs == null)
68              return;
69          
70          runAs.setRunAs((ServletHolder)o);
71      }
72  
73  }