1/***
2 * ASM: a very small and fast Java bytecode manipulation framework
3 * Copyright (c) 2000-2007 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 */
30package org.mockito.asm.tree;
31
32import java.util.Map;
33
34import org.mockito.asm.MethodVisitor;
35
36/**
37 * A node that represents a line number declaration. These nodes are pseudo
38 * instruction nodes in order to be inserted in an instruction list.
39 *
40 * @author Eric Bruneton
41 */
42public class LineNumberNode extends AbstractInsnNode {
43
44    /**
45     * A line number. This number refers to the source file from which the class
46     * was compiled.
47     */
48    public int line;
49
50    /**
51     * The first instruction corresponding to this line number.
52     */
53    public LabelNode start;
54
55    /**
56     * Constructs a new {@link LineNumberNode}.
57     *
58     * @param line a line number. This number refers to the source file from
59     *        which the class was compiled.
60     * @param start the first instruction corresponding to this line number.
61     */
62    public LineNumberNode(final int line, final LabelNode start) {
63        super(-1);
64        this.line = line;
65        this.start = start;
66    }
67
68    public int getType() {
69        return LINE;
70    }
71
72    public void accept(final MethodVisitor mv) {
73        mv.visitLineNumber(line, start.getLabel());
74    }
75
76    public AbstractInsnNode clone(final Map labels) {
77        return new LineNumberNode(line, clone(start, labels));
78    }
79}
80