01: /*
02: * Copyright (c) 2001-2007, Jean Tessier
03: * All rights reserved.
04: *
05: * Redistribution and use in source and binary forms, with or without
06: * modification, are permitted provided that the following conditions
07: * are met:
08: *
09: * * Redistributions of source code must retain the above copyright
10: * notice, this list of conditions and the following disclaimer.
11: *
12: * * Redistributions in binary form must reproduce the above copyright
13: * notice, this list of conditions and the following disclaimer in the
14: * documentation and/or other materials provided with the distribution.
15: *
16: * * Neither the name of Jean Tessier nor the names of his contributors
17: * may be used to endorse or promote products derived from this software
18: * without specific prior written permission.
19: *
20: * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21: * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22: * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
23: * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR
24: * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
25: * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
26: * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
27: * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
28: * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
29: * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
30: * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31: */
32:
33: package com.jeantessier.classreader;
34:
35: import java.io.*;
36:
37: import org.apache.log4j.*;
38:
39: public class LineNumber implements Visitable {
40: private LineNumberTable_attribute lineNumberTable;
41: private int startPC;
42: private int lineNumber;
43:
44: public LineNumber(LineNumberTable_attribute lineNumberTable,
45: DataInputStream in) throws IOException {
46: setLineNumberTable(lineNumberTable);
47:
48: startPC = in.readUnsignedShort();
49: Logger.getLogger(getClass()).debug(
50: "Line number table start PC: " + startPC);
51:
52: lineNumber = in.readUnsignedShort();
53: Logger.getLogger(getClass())
54: .debug("Line number: " + lineNumber);
55: }
56:
57: public LineNumberTable_attribute getLineNumberTable() {
58: return lineNumberTable;
59: }
60:
61: private void setLineNumberTable(
62: LineNumberTable_attribute lineNumberTable) {
63: this .lineNumberTable = lineNumberTable;
64: }
65:
66: public int getStartPC() {
67: return startPC;
68: }
69:
70: public int getLineNumber() {
71: return lineNumber;
72: }
73:
74: public String toString() {
75: return "Line number";
76: }
77:
78: public void accept(Visitor visitor) {
79: visitor.visitLineNumber(this);
80: }
81: }
|