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Java > Open Source Codes > org > logicalcobwebs > asm > tree > LineNumberNode


1 /***
2  * ASM: a very small and fast Java bytecode manipulation framework
3  * Copyright (c) 2000,2002,2003 INRIA, France Telecom
4  * All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  * notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  * notice, this list of conditions and the following disclaimer in the
13  * documentation and/or other materials provided with the distribution.
14  * 3. Neither the name of the copyright holders nor the names of its
15  * contributors may be used to endorse or promote products derived from
16  * this software without specific prior written permission.
17  *
18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
19  * AND 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 COPYRIGHT OWNER OR CONTRIBUTORS BE
22  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
23  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
24  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
25  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
26  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
27  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
28  * THE POSSIBILITY OF SUCH DAMAGE.
29  *
30  * Contact: Eric.Bruneton@rd.francetelecom.com
31  *
32  * Author: Eric Bruneton
33  */
34
35 package org.logicalcobwebs.asm.tree;
36
37 import org.logicalcobwebs.asm.Label;
38 import org.logicalcobwebs.asm.CodeVisitor;
39
40 /**
41  * A node that represents a line number declaration.
42  */
43
44 public class LineNumberNode {
45
46   /**
47    * A line number. This number refers to the source file from which the class
48    * was compiled.
49    */
50
51   public int line;
52
53   /**
54    * The first instruction corresponding to this line number.
55    */
56
57   public Label start;
58
59   /**
60    * Constructs a new {@link LineNumberNode LineNumberNode} object.
61    *
62    * @param line a line number. This number refers to the source file
63    * from which the class was compiled.
64    * @param start the first instruction corresponding to this line number.
65    */
66
67   public LineNumberNode (final int line, final Label start) {
68     this.line = line;
69     this.start = start;
70   }
71
72   /**
73    * Makes the given code visitor visit this line number declaration.
74    *
75    * @param cv a code visitor.
76    */
77
78   public void accept (final CodeVisitor cv) {
79     cv.visitLineNumber(line, start);
80   }
81 }
82
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