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Java > Open Source Codes > ch > ethz > prose > filter > ExecutionsInMethodFilter


1 //
2 // This file is part of the prose package.
3 //
4 // The contents of this file are subject to the Mozilla Public License
5 // Version 1.1 (the "License"); you may not use this file except in
6 // compliance with the License. You may obtain a copy of the License at
7 // http://www.mozilla.org/MPL/
8 //
9 // Software distributed under the License is distributed on an "AS IS" basis,
10 // WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
11 // for the specific language governing rights and limitations under the
12 // License.
13 //
14 // The Original Code is prose.
15 //
16 // The Initial Developer of the Original Code is Andrei Popovici. Portions
17 // created by Andrei Popovici are Copyright (C) 2002 Andrei Popovici.
18 // All Rights Reserved.
19 //
20 // Contributor(s):
21 // $Id: ExecutionsInMethodFilter.java,v 1.2 2004/05/12 09:41:55 anicoara Exp $
22 // =====================================================================
23 //
24 // (history at end)
25 //
26
27 package ch.ethz.prose.filter;
28
29 //used packages
30 import ch.ethz.jvmai.CodeJoinPoint;
31 import ch.ethz.jvmai.JoinPointKinds;
32 import ch.ethz.prose.engine.*;
33
34 /**
35  * Class ExecutionsInMethodFilter XXX
36  *
37  * @version $Revision: 1.2 $
38  * @author Andrei Popovici
39  */
40 public
41 class ExecutionsInMethodFilter extends PointCutter implements JoinPointKinds{
42
43   private NameExpression regexp;
44   /**
45    * @exception IllegalArgumentException (runtimeException) thrown if
46    * the regexp is not correctly formatted
47    */
48   public ExecutionsInMethodFilter(String JavaDoc regexp)
49   {
50     this.regexp = new NameExpression(regexp);
51     acceptMask = MASK_ALL_JP;
52     mayFilterStaticallyMask = MASK_METHOD_ENTRY_JP | MASK_METHOD_EXIT_JP | MASK_METHOD_REDEFINE_JP;
53     canFilterStaticallyMask = MASK_METHOD_ENTRY_JP | MASK_METHOD_EXIT_JP | MASK_METHOD_REDEFINE_JP;
54   }
55
56   protected boolean doIsSpecialRequest(JoinPointRequest jpr)
57   {
58       switch(jpr.getMask() & (MASK_METHOD_ENTRY_JP | MASK_METHOD_EXIT_JP | MASK_METHOD_REDEFINE_JP) )
59       {
60         case MASK_METHOD_ENTRY_JP:
61           return regexp.memberMatchesRegexp(((MethodEntryRequest)jpr).getMethod());
62         case MASK_METHOD_EXIT_JP:
63           return regexp.memberMatchesRegexp(((MethodExitRequest)jpr).getMethod());
64             case MASK_METHOD_REDEFINE_JP:
65               return regexp.memberMatchesRegexp(((MethodRedefineRequest)jpr).getMethod());
66         default:
67           throw new Error JavaDoc("illegal request forwarded by the PointCutter");
68       }
69   }
70
71   protected boolean doIsSpecialEvent(CodeJoinPoint jp)
72   {
73       return regexp.memberMatchesRegexp(jp.getMethod());
74   }
75 }
76
77
78 //======================================================================
79 //
80 // $Log: ExecutionsInMethodFilter.java,v $
81 // Revision 1.2 2004/05/12 09:41:55 anicoara
82 // Remove the README.RVM file
83 //
84 // Revision 1.1.1.1 2003/07/02 15:30:52 apopovic
85 // Imported from ETH Zurich
86 //
87 // Revision 1.2 2003/05/06 15:51:37 popovici
88 // Mozilla-ification
89 //
90 // Revision 1.1 2003/05/05 13:58:02 popovici
91 // renaming from runes to prose
92 //
93 // Revision 1.3 2003/04/27 13:08:49 popovici
94 // Specializers renamed to PointCutter
95 //
96 // Revision 1.2 2003/04/17 12:49:33 popovici
97 // Refactoring of the crosscut package
98 // ExceptionCut renamed to ThrowCut
99 // McutSignature is now SignaturePattern
100 //
101 // Revision 1.1 2003/04/17 08:47:42 popovici
102 // Important functionality additions
103 // - Cflow specializers
104 // - Restructuring of the MethodCut, SetCut, ThrowCut, and GetCut (they are much smaller)
105 // - Transactional capabilities
106 // - Total refactoring of Specializer evaluation, which permits fine-grained distinction
107 // between static and dynamic specializers.
108 // - Functionality pulled up in abstract classes
109 // - Uniformization of advice methods patterns and names
110 //
111
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