// ASM: a very small and fast Java bytecode manipulation framework
// Copyright (c) 2000-2011 INRIA, France Telecom
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
// 1. Redistributions of source code must retain the above copyright
//    notice, this list of conditions and the following disclaimer.
// 2. Redistributions in binary form must reproduce the above copyright
//    notice, this list of conditions and the following disclaimer in the
//    documentation and/or other materials provided with the distribution.
// 3. Neither the name of the copyright holders nor the names of its
//    contributors may be used to endorse or promote products derived from
//    this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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package org.apache.tapestry5.internal.plastic.asm.tree;

import java.util.Map;

import org.apache.tapestry5.internal.plastic.asm.MethodVisitor;
import org.apache.tapestry5.internal.plastic.asm.Opcodes;

/**
 * A node that represents an IINC instruction.
 *
 * @author Eric Bruneton
 */
public class IincInsnNode extends AbstractInsnNode {

  /** Index of the local variable to be incremented. */
  public int var;

  /** Amount to increment the local variable by. */
  public int incr;

  /**
   * Constructs a new {@link IincInsnNode}.
   *
   * @param var index of the local variable to be incremented.
   * @param incr increment amount to increment the local variable by.
   */
  public IincInsnNode(final int var, final int incr) {
    super(Opcodes.IINC);
    this.var = var;
    this.incr = incr;
  }

  @Override
  public int getType() {
    return IINC_INSN;
  }

  @Override
  public void accept(final MethodVisitor methodVisitor) {
    methodVisitor.visitIincInsn(var, incr);
    acceptAnnotations(methodVisitor);
  }

  @Override
  public AbstractInsnNode clone(final Map<LabelNode, LabelNode> clonedLabels) {
    return new IincInsnNode(var, incr).cloneAnnotations(this);
  }
}
