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/*
 * This file is available under and governed by the GNU General Public
 * License version 2 only, as published by the Free Software Foundation.
 * However, the following notice accompanied the original version of this
 * file:
 *
 * ASM: a very small and fast Java bytecode manipulation framework
 * Copyright (c) 2000-2011 INRIA, France Telecom
 * All rights reserved.
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 *    notice, this list of conditions and the following disclaimer in the
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 *    contributors may be used to endorse or promote products derived from
 *    this software without specific prior written permission.
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package jdk.internal.org.objectweb.asm.tree;

import java.util.Map;

import jdk.internal.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 getInternalName).
/** * The internal name of the field's owner class (see * {@link jdk.internal.org.objectweb.asm.Type#getInternalName() 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 jdk.internal.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 getInternalName).
  • name – the field's name.
  • desc – 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 jdk.internal.org.objectweb.asm.Type#getInternalName() * getInternalName}). * @param name * the field's name. * @param desc * the field's descriptor (see {@link jdk.internal.org.objectweb.asm.Type}). */
public FieldInsnNode(final int opcode, final String owner, final String name, final String desc) { super(opcode); this.owner = owner; this.name = name; this.desc = desc; }
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 mv) { mv.visitFieldInsn(opcode, owner, name, desc); acceptAnnotations(mv); } @Override public AbstractInsnNode clone(final Map<LabelNode, LabelNode> labels) { return new FieldInsnNode(opcode, owner, name, desc) .cloneAnnotations(this); } }