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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.annotations.AnnotationParser.ClassInfo;
22  import org.eclipse.jetty.annotations.AnnotationParser.FieldInfo;
23  import org.eclipse.jetty.annotations.AnnotationParser.MethodInfo;
24  import org.eclipse.jetty.util.log.Log;
25  import org.eclipse.jetty.util.log.Logger;
26  import org.eclipse.jetty.webapp.WebAppContext;
27  
28  /**
29   * WebFilterAnnotationHandler
30   *
31   *
32   */
33  public class WebFilterAnnotationHandler extends AbstractDiscoverableAnnotationHandler
34  {
35      private static final Logger LOG = Log.getLogger(WebFilterAnnotationHandler.class);
36  
37      public WebFilterAnnotationHandler (WebAppContext context)
38      {
39          super(context);
40      }
41     
42      
43      @Override
44      public void handle(ClassInfo info, String annotationName)
45      {
46          if (annotationName == null || !"javax.servlet.annotation.WebFilter".equals(annotationName))
47              return;
48          
49          WebFilterAnnotation wfAnnotation = new WebFilterAnnotation(_context, info.getClassName(), info.getContainingResource());
50          addAnnotation(wfAnnotation);
51      }
52  
53      @Override
54      public void handle(FieldInfo info, String annotationName)
55      {  
56          if (annotationName == null || !"javax.servlet.annotation.WebFilter".equals(annotationName))
57              return;
58          LOG.warn ("@WebFilter not applicable for fields: "+info.getClassInfo().getClassName()+"."+info.getFieldName());
59      }
60  
61      @Override
62      public void handle(MethodInfo info, String annotationName)
63      {  
64          if (annotationName == null || !"javax.servlet.annotation.WebFilter".equals(annotationName))
65              return;
66          LOG.warn ("@WebFilter not applicable for methods: "+info.getClassInfo().getClassName()+"."+info.getMethodName()+" "+info.getSignature());
67      }
68  }