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1 // ASM: a very small and fast Java bytecode manipulation framework
2 // Copyright (c) 2000-2011 INRIA, France Telecom
3 // All rights reserved.
4 //
5 // Redistribution and use in source and binary forms, with or without
6 // modification, are permitted provided that the following conditions
7 // are met:
8 // 1. Redistributions of source code must retain the above copyright
9 //    notice, this list of conditions and the following disclaimer.
10 // 2. Redistributions in binary form must reproduce the above copyright
11 //    notice, this list of conditions and the following disclaimer in the
12 //    documentation and/or other materials provided with the distribution.
13 // 3. Neither the name of the copyright holders nor the names of its
14 //    contributors may be used to endorse or promote products derived from
15 //    this software without specific prior written permission.
16 //
17 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
18 // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 // ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
21 // LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
22 // CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23 // SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
24 // INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
25 // CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
26 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
27 // THE POSSIBILITY OF SUCH DAMAGE.
28 package org.objectweb.asm.tree;
29 
30 import java.util.Map;
31 import org.objectweb.asm.MethodVisitor;
32 import org.objectweb.asm.Opcodes;
33 
34 /**
35  * A node that represents an IINC instruction.
36  *
37  * @author Eric Bruneton
38  */
39 public class IincInsnNode extends AbstractInsnNode {
40 
41   /** Index of the local variable to be incremented. */
42   public int var;
43 
44   /** Amount to increment the local variable by. */
45   public int incr;
46 
47   /**
48    * Constructs a new {@link IincInsnNode}.
49    *
50    * @param varIndex index of the local variable to be incremented.
51    * @param incr increment amount to increment the local variable by.
52    */
IincInsnNode(final int varIndex, final int incr)53   public IincInsnNode(final int varIndex, final int incr) {
54     super(Opcodes.IINC);
55     this.var = varIndex;
56     this.incr = incr;
57   }
58 
59   @Override
getType()60   public int getType() {
61     return IINC_INSN;
62   }
63 
64   @Override
accept(final MethodVisitor methodVisitor)65   public void accept(final MethodVisitor methodVisitor) {
66     methodVisitor.visitIincInsn(var, incr);
67     acceptAnnotations(methodVisitor);
68   }
69 
70   @Override
clone(final Map<LabelNode, LabelNode> clonedLabels)71   public AbstractInsnNode clone(final Map<LabelNode, LabelNode> clonedLabels) {
72     return new IincInsnNode(var, incr).cloneAnnotations(this);
73   }
74 }
75