// ASM: a very small and fast Java bytecode manipulation framework
// Copyright (c) 2000-2011 INRIA, France Telecom
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package org.objectweb.asm.tree;

import java.util.Map;
import org.objectweb.asm.MethodVisitor;

A node that represents a field instruction. A field instruction is an instruction that loads or
stores the value of a field of an object.
Author:
Eric Bruneton/**
 * A node that represents a field instruction. A field instruction is an instruction that loads or
 * stores the value of a field of an object.
 *
 * @author Eric Bruneton
 */
public class FieldInsnNode extends AbstractInsnNode {

  
The internal name of the field's owner class (see Type.getInternalName). /**
   * The internal name of the field's owner class (see {@link
   * org.objectweb.asm.Type#getInternalName}).
   */
  public String owner;

  
The field's name. /** The field's name. */
  public String name;

  
The field's descriptor (see Type). /** The field's descriptor (see {@link org.objectweb.asm.Type}). */
  public String desc;

  
Constructs a new FieldInsnNode. 
Params:
opcode – the opcode of the type instruction to be constructed. This opcode must be
    GETSTATIC, PUTSTATIC, GETFIELD or PUTFIELD.
owner – the internal name of the field's owner class (see Type.getInternalName).
name – the field's name.
descriptor – the field's descriptor (see Type)./**
   * Constructs a new {@link FieldInsnNode}.
   *
   * @param opcode the opcode of the type instruction to be constructed. This opcode must be
   *     GETSTATIC, PUTSTATIC, GETFIELD or PUTFIELD.
   * @param owner the internal name of the field's owner class (see {@link
   *     org.objectweb.asm.Type#getInternalName}).
   * @param name the field's name.
   * @param descriptor the field's descriptor (see {@link org.objectweb.asm.Type}).
   */
  public FieldInsnNode(
      final int opcode, final String owner, final String name, final String descriptor) {
    super(opcode);
    this.owner = owner;
    this.name = name;
    this.desc = descriptor;
  }

  
Sets the opcode of this instruction.
Params:
opcode – the new instruction opcode. This opcode must be GETSTATIC, PUTSTATIC, GETFIELD or
    PUTFIELD./**
   * Sets the opcode of this instruction.
   *
   * @param opcode the new instruction opcode. This opcode must be GETSTATIC, PUTSTATIC, GETFIELD or
   *     PUTFIELD.
   */
  public void setOpcode(final int opcode) {
    this.opcode = opcode;
  }

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

  @Override
  public void accept(final MethodVisitor methodVisitor) {
    methodVisitor.visitFieldInsn(opcode, owner, name, desc);
    acceptAnnotations(methodVisitor);
  }

  @Override
  public AbstractInsnNode clone(final Map<LabelNode, LabelNode> clonedLabels) {
    return new FieldInsnNode(opcode, owner, name, desc).cloneAnnotations(this);
  }
}