    001/*
    002 * Licensed to the Apache Software Foundation (ASF) under one or more
    003 * contributor license agreements.  See the NOTICE file distributed with
    004 * this work for additional information regarding copyright ownership.
    005 * The ASF licenses this file to You under the Apache License, Version 2.0
    006 * (the "License"); you may not use this file except in compliance with
    007 * the License.  You may obtain a copy of the License at
    008 *
    009 *      http://www.apache.org/licenses/LICENSE-2.0
    010 *
    011 *  Unless required by applicable law or agreed to in writing, software
    012 *  distributed under the License is distributed on an "AS IS" BASIS,
    013 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    014 *  See the License for the specific language governing permissions and
    015 *  limitations under the License.
    016 *
    017 */
    018package org.apache.bcel.generic;
    019
    020/**
    021 * Denotes an unparameterized instruction to store a value into a local variable, e.g. ISTORE.
    022 *
    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 canon_tag, final short c_tag) {
    031        super(canon_tag, c_tag);
    032    }
    033
    034    /**
    035     * @param opcode Instruction opcode
    036     * @param c_tag Instruction number for compact version, ASTORE_0, e.g.
    037     * @param n local variable index (unsigned short)
    038     */
    039    protected StoreInstruction(final short opcode, final short c_tag, final int n) {
    040        super(opcode, c_tag, 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}