Instruction30t.java revision 27733194718b33846dd767427c4f74e454e6676e
1/* 2 * [The "BSD licence"] 3 * Copyright (c) 2009 Ben Gruver 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. The name of the author may not be used to endorse or promote products 15 * derived from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29package org.jf.dexlib.Code.Format; 30 31import org.jf.dexlib.DexFile; 32import org.jf.dexlib.Code.Instruction; 33import org.jf.dexlib.Code.Opcode; 34import org.jf.dexlib.Util.NumberUtils; 35import org.jf.dexlib.Util.Output; 36 37public class Instruction30t extends Instruction 38{ 39 public static final Instruction.InstructionFactory Factory = new Factory(); 40 41 public static void emit(Output out, Opcode opcode, int offA) { 42 out.writeByte(opcode.value); 43 out.writeByte(0); 44 out.writeInt(offA); 45 } 46 47 private Instruction30t(Opcode opcode, byte[] buffer, int bufferIndex) { 48 super(opcode, buffer, bufferIndex); 49 } 50 51 public Format getFormat() { 52 return Format.Format30t; 53 } 54 55 public int getOffset() { 56 return NumberUtils.decodeInt(buffer, bufferIndex + 2); 57 } 58 59 private static class Factory implements Instruction.InstructionFactory { 60 public Instruction makeInstruction(DexFile dexFile, Opcode opcode, byte[] buffer, int bufferIndex) { 61 return new Instruction30t(opcode, buffer, bufferIndex); 62 } 63 } 64} 65