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Java > Open Source Codes > jbet > cmd > fixpclines


1 /*
2  * JBET - Java Binary Enhancement Tool
3  * Copyright (c) 2003 Networks Associates Technology, Inc.
4  *
5  * This software was developed under DARPA/SPAWAR contract
6  * N66001-00-C-8602 "SPMA" as part of the
7  * DARPA OASIS research program.
8  *
9  * Redistribution and use in source and binary forms, with or without
10  * modification, are permitted provided that the following conditions
11  * are met:
12  * 1. Redistributions of source code must retain the above copyright
13  * notice, this list of conditions and the following disclaimer.
14  * 2. Redistributions in binary form must reproduce the above copyright
15  * notice, this list of conditions and the following disclaimer in the
16  * documentation and/or other materials provided with the distribution.
17  *
18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28  * SUCH DAMAGE.
29  */
30
31 /*
32    Command object called by Jbet.doCommands().
33    run() parses the input using the supplied lexer.
34 */
35
36 package jbet.cmd;
37 import jbet.*;
38 import java.io.*;
39 import java.util.*;
40
41 public class fixpclines implements Command
42 {
43     public int helplevel() { return 3; }
44     public String JavaDoc shorthelp() { return "change line numbers to pcs"; }
45     public String JavaDoc longhelp() {
46     return
47         "jbet fixpclines <classes>\nChange all line number records in <classes> to be instruction counters\n"; }
48
49     public void run (Lexer lexer) throws Exception JavaDoc
50     {
51     Vector classes = new Vector();
52     lexer.match (Token.END_OF_OPTS);
53     lexer.getClassNames(classes);
54     lexer.term();
55
56     for (Iterator i = classes.iterator(); i.hasNext(); ) {
57         ClassInfo cr = Jbet.loader.getClass (i.next().toString());
58
59         cr.sourceFile = "pc";
60         cr.setDirty();
61
62         for (int j = 0; j < cr.numMethods(); j++) {
63         MethodInfo mi = cr.methodAt (j);
64
65         if (mi.code != null) {
66             mi.code.lnVector = new Vector();
67             mi.code.addLinesAsPCs(cr.constantPool());
68             
69         }
70         }
71     }
72     }
73 }
74
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