KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > ashes > examples > addattributes > Main


1 /* Soot - a J*va Optimization and Annotation Framework
2  * Copyright (C) 1997-2000 Raja Vallee-Rai
3  *
4  * This library is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU Lesser General Public
6  * License as published by the Free Software Foundation; either
7  * version 2.1 of the License, or (at your option) any later version.
8  *
9  * This library is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12  * Lesser General Public License for more details.
13  *
14  * You should have received a copy of the GNU Lesser General Public
15  * License along with this library; if not, write to the
16  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
17  * Boston, MA 02111-1307, USA.
18  */
19
20 /*
21  * Modified by the Sable Research Group and others 1997-1999.
22  * See the 'credits' file distributed with Soot for the complete list of
23  * contributors. (Soot is distributed at http://www.sable.mcgill.ca/soot)
24  */
25
26 /* This example is writen by Feng Qian.
27  */
28
29 package ashes.examples.addattributes;
30
31 import soot.*;
32 import soot.tagkit.*;
33 import java.util.*;
34
35
36 /** Annotation example, adds a "Hello World!" string
37  * as method attribute to each method.
38  */
39
40 public class Main
41 {
42     public static void main(String JavaDoc[] args)
43     {
44         /* adds the transformer. */
45         PackManager.v().getPack("jtp").add(new
46                         Transform("annotexample",
47                         AnnExampleWrapper.v()));
48
49         /* invokes Soot */
50         soot.Main.main(args);
51     }
52 }
53
54
55 class AnnExampleWrapper extends BodyTransformer
56 {
57     private static AnnExampleWrapper instance =
58         new AnnExampleWrapper();
59
60     private AnnExampleWrapper() {};
61
62     public static AnnExampleWrapper v()
63     {
64         return instance;
65     }
66
67     public void internalTransform(Body body, String JavaDoc phaseName, Map options)
68     {
69         SootMethod method = body.getMethod();
70         String JavaDoc attr = new String JavaDoc("Hello world!");
71         
72         Tag example = new GenericAttribute("Example", attr.getBytes());
73         method.addTag(example);
74     }
75 }
76
Popular Tags