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}