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1   //
2   //  ========================================================================
3   //  Copyright (c) 1995-2016 Mort Bay Consulting Pty. Ltd.
4   //  ------------------------------------------------------------------------
5   //  All rights reserved. This program and the accompanying materials
6   //  are made available under the terms of the Eclipse Public License v1.0
7   //  and Apache License v2.0 which accompanies this distribution.
8   //
9   //      The Eclipse Public License is available at
10  //      http://www.eclipse.org/legal/epl-v10.html
11  //
12  //      The Apache License v2.0 is available at
13  //      http://www.opensource.org/licenses/apache2.0.php
14  //
15  //  You may elect to redistribute this code under either of these licenses.
16  //  ========================================================================
17  //
18  
19  package org.eclipse.jetty.annotations;
20  
21  import org.eclipse.jetty.util.Decorator;
22  import org.eclipse.jetty.webapp.WebAppContext;
23  
24  /**
25   * AnnotationDecorator
26   */
27  public class AnnotationDecorator implements Decorator
28  {
29      protected AnnotationIntrospector _introspector = new AnnotationIntrospector();
30  
31      public AnnotationDecorator(WebAppContext context)
32      {
33         registerHandlers(context);
34      }
35      
36      public void registerHandlers (WebAppContext context)
37      {
38          _introspector.registerHandler(new ResourceAnnotationHandler(context));
39          _introspector.registerHandler(new ResourcesAnnotationHandler(context));
40          _introspector.registerHandler(new RunAsAnnotationHandler(context));
41          _introspector.registerHandler(new PostConstructAnnotationHandler(context));
42          _introspector.registerHandler(new PreDestroyAnnotationHandler(context));
43          _introspector.registerHandler(new DeclareRolesAnnotationHandler(context));
44          _introspector.registerHandler(new MultiPartConfigAnnotationHandler(context));
45          _introspector.registerHandler(new ServletSecurityAnnotationHandler(context));
46      }
47  
48      /**
49       * Look for annotations that can be discovered with introspection:
50       * <ul>
51       * <li> Resource </li>
52       * <li> Resources </li>
53       * <li> PostConstruct </li>
54       * <li> PreDestroy </li>
55       * <li> ServletSecurity? </li>
56       * </ul>
57       * @param o the object ot introspect
58       */
59      protected void introspect (Object o)
60      {
61          _introspector.introspect(o.getClass());
62      }
63  
64      @Override
65      public Object decorate(Object o)
66      {
67         introspect(o);
68         return o;
69      }
70  
71      @Override
72      public void destroy(Object o)
73      {
74          
75      }
76  }