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1   // ========================================================================
2   // Copyright (c) 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.annotations;
15  
16  import java.util.List;
17  
18  import org.eclipse.jetty.annotations.AnnotationParser.AnnotationHandler;
19  import org.eclipse.jetty.annotations.AnnotationParser.Value;
20  import org.eclipse.jetty.plus.annotation.RunAsCollection;
21  import org.eclipse.jetty.util.log.Log;
22  import org.eclipse.jetty.webapp.WebAppContext;
23  
24  public class RunAsAnnotationHandler implements AnnotationHandler
25  {
26      protected WebAppContext _wac;
27  
28      public RunAsAnnotationHandler (WebAppContext wac)
29      {
30          _wac = wac;
31      }
32      
33      public void handleClass(String className, int version, int access, String signature, String superName, String[] interfaces, String annotation,
34                              List<Value> values)
35      {
36          RunAsCollection runAsCollection = (RunAsCollection)_wac.getAttribute(RunAsCollection.RUNAS_COLLECTION);
37        
38          try
39          {
40              if (values != null && values.size() == 1)
41              {
42                  String role = (String)values.get(0).getValue();
43                  if (role != null)
44                  {
45                      org.eclipse.jetty.plus.annotation.RunAs ra = new org.eclipse.jetty.plus.annotation.RunAs();
46                      ra.setTargetClassName(className);
47                      ra.setRoleName(role);
48                      runAsCollection.add(ra);
49                  }
50              }
51              else
52                  Log.warn("Bad value for @RunAs annotation on class "+className);
53          }
54          catch (Exception e)
55          {
56              Log.warn(e);
57          }
58        
59      }
60  
61      public void handleField(String className, String fieldName, int access, String fieldType, String signature, Object value, String annotation,
62                              List<Value> values)
63      {
64         Log.warn ("@RunAs annotation not applicable for fields: "+className+"."+fieldName);
65      }
66  
67      public void handleMethod(String className, String methodName, int access, String params, String signature, String[] exceptions, String annotation,
68                               List<Value> values)
69      {
70          Log.warn("@RunAs annotation ignored on method: "+className+"."+methodName+" "+signature);
71      }
72  
73  }