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      1 /*
      2  * [The "BSD licence"]
      3  * Copyright (c) 2010 Ben Gruver (JesusFreke)
      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 
     29 package org.jf.baksmali.Adaptors.Format;
     30 
     31 import org.jf.baksmali.Adaptors.MethodDefinition;
     32 import org.jf.dexlib.Code.Format.*;
     33 import org.jf.dexlib.Code.Instruction;
     34 import org.jf.dexlib.Code.OffsetInstruction;
     35 import org.jf.dexlib.CodeItem;
     36 
     37 public class InstructionMethodItemFactory {
     38     private InstructionMethodItemFactory() {
     39     }
     40 
     41     public static InstructionMethodItem makeInstructionFormatMethodItem(
     42             MethodDefinition methodDefinition, CodeItem codeItem, int codeAddress, Instruction instruction) {
     43         if (instruction instanceof OffsetInstruction) {
     44             return new OffsetInstructionFormatMethodItem(methodDefinition.getLabelCache(), codeItem,
     45                     codeAddress, (OffsetInstruction)instruction);
     46         }
     47 
     48         switch (instruction.getFormat()) {
     49             case ArrayData:
     50                 return new ArrayDataMethodItem(codeItem, codeAddress,
     51                         (ArrayDataPseudoInstruction)instruction);
     52             case PackedSwitchData:
     53                 return new PackedSwitchMethodItem(methodDefinition, codeItem, codeAddress,
     54                         (PackedSwitchDataPseudoInstruction)instruction);
     55             case SparseSwitchData:
     56                 return new SparseSwitchMethodItem(methodDefinition, codeItem, codeAddress,
     57                         (SparseSwitchDataPseudoInstruction)instruction);
     58             case UnresolvedOdexInstruction:
     59                 return new UnresolvedOdexInstructionMethodItem(codeItem, codeAddress,
     60                         (UnresolvedOdexInstruction)instruction);
     61             default:
     62                 return new InstructionMethodItem<Instruction>(codeItem, codeAddress, instruction);
     63         }
     64     }
     65 }
     66