    001/*
    002 * Licensed to the Apache Software Foundation (ASF) under one
    003 * or more contributor license agreements.  See the NOTICE file
    004 * distributed with this work for additional information
    005 * regarding copyright ownership.  The ASF licenses this file
    006 * to you under the Apache License, Version 2.0 (the
    007 * "License"); you may not use this file except in compliance
    008 * with the License.  You may obtain a copy of the License at
    009 *
    010 *   https://www.apache.org/licenses/LICENSE-2.0
    011 *
    012 * Unless required by applicable law or agreed to in writing,
    013 * software distributed under the License is distributed on an
    014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
    015 * KIND, either express or implied.  See the License for the
    016 * specific language governing permissions and limitations
    017 * under the License.
    018 */
    019package org.apache.bcel.generic;
    020
    021/**
    022 * Denotes an unparameterized instruction to store a value into a local variable, for example ISTORE.
    023 */
    024public abstract class StoreInstruction extends LocalVariableInstruction implements PopInstruction {
    025
    026    /**
    027     * Empty constructor needed for Instruction.readInstruction. Not to be used otherwise. tag and length are defined in
    028     * readInstruction and initFromFile, respectively.
    029     */
    030    StoreInstruction(final short canonTag, final short cTag) {
    031        super(canonTag, cTag);
    032    }
    033
    034    /**
    035     * @param opcode Instruction opcode
    036     * @param cTag Instruction number for compact version, ASTORE_0, for example
    037     * @param n local variable index (unsigned short)
    038     */
    039    protected StoreInstruction(final short opcode, final short cTag, final int n) {
    040        super(opcode, cTag, n);
    041    }
    042
    043    /**
    044     * Call corresponding visitor method(s). The order is: Call visitor methods of implemented interfaces first, then call
    045     * methods according to the class hierarchy in descending order, i.e., the most specific visitXXX() call comes last.
    046     *
    047     * @param v Visitor object
    048     */
    049    @Override
    050    public void accept(final Visitor v) {
    051        v.visitStackConsumer(this);
    052        v.visitPopInstruction(this);
    053        v.visitTypedInstruction(this);
    054        v.visitLocalVariableInstruction(this);
    055        v.visitStoreInstruction(this);
    056    }
    057}