    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.commons.compress.harmony.unpack200.bytecode.forms;
    020
    021import org.apache.commons.compress.harmony.unpack200.bytecode.ByteCode;
    022import org.apache.commons.compress.harmony.unpack200.bytecode.OperandManager;
    023
    024/**
    025 * This class implements the byte code form for the iinc instruction. It has a local reference and a byte operand.
    026 */
    027public class IincForm extends ByteCodeForm {
    028
    029    /**
    030     * Constructs a new instance with the specified opcode, name, operandType and rewrite.
    031     *
    032     * @param opcode  index corresponding to the opcode's value.
    033     * @param name    String printable name of the opcode.
    034     * @param rewrite Operand positions (which will later be rewritten in ByteCodes) are indicated by -1.
    035     */
    036    public IincForm(final int opcode, final String name, final int[] rewrite) {
    037        super(opcode, name, rewrite);
    038    }
    039
    040    /*
    041     * (non-Javadoc)
    042     *
    043     * @see org.apache.commons.compress.harmony.unpack200.bytecode.forms.ByteCodeForm#setByteCodeOperands(org.apache.commons.
    044     * compress.harmony.unpack200.bytecode.ByteCode, org.apache.commons.compress.harmony.unpack200.bytecode.OperandTable,
    045     * org.apache.commons.compress.harmony.unpack200.SegmentConstantPool)
    046     */
    047    @Override
    048    public void setByteCodeOperands(final ByteCode byteCode, final OperandManager operandManager, final int codeLength) {
    049        final int local = operandManager.nextLocal();
    050        final int constant = operandManager.nextByte();
    051        byteCode.setOperandBytes(new int[] { local, constant });
    052    }
    053}