plastic/src/external/java/org/apache/tapestry5/internal/plastic/asm/tree/LocalVariableNode.java

// 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
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// 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"
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package org.apache.tapestry5.internal.plastic.asm.tree;

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

/**
 * A node that represents a local variable declaration.
 *
 * @author Eric Bruneton
 */
public class LocalVariableNode {

  /** The name of a local variable. */
  public String name;

  /** The type descriptor of this local variable. */
  public String desc;

  /** The signature of this local variable. May be {@literal null}. */
  public String signature;

  /** The first instruction corresponding to the scope of this local variable (inclusive). */
  public LabelNode start;

  /** The last instruction corresponding to the scope of this local variable (exclusive). */
  public LabelNode end;

  /** The local variable's index. */
  public int index;

  /**
   * Constructs a new {@link LocalVariableNode}.
   *
   * @param name the name of a local variable.
   * @param descriptor the type descriptor of this local variable.
   * @param signature the signature of this local variable. May be {@literal null}.
   * @param start the first instruction corresponding to the scope of this local variable
   *     (inclusive).
   * @param end the last instruction corresponding to the scope of this local variable (exclusive).
   * @param index the local variable's index.
   */
  public LocalVariableNode(
      final String name,
      final String descriptor,
      final String signature,
      final LabelNode start,
      final LabelNode end,
      final int index) {
    this.name = name;
    this.desc = descriptor;
    this.signature = signature;
    this.start = start;
    this.end = end;
    this.index = index;
  }

  /**
   * Makes the given visitor visit this local variable declaration.
   *
   * @param methodVisitor a method visitor.
   */
  public void accept(final MethodVisitor methodVisitor) {
    methodVisitor.visitLocalVariable(
        name, desc, signature, start.getLabel(), end.getLabel(), index);
  }
}