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      1 /*
      2  * Copyright 2012, Google Inc.
      3  * All rights reserved.
      4  *
      5  * Redistribution and use in source and binary forms, with or without
      6  * modification, are permitted provided that the following conditions are
      7  * met:
      8  *
      9  *     * Redistributions of source code must retain the above copyright
     10  * notice, this list of conditions and the following disclaimer.
     11  *     * Redistributions in binary form must reproduce the above
     12  * copyright notice, this list of conditions and the following disclaimer
     13  * in the documentation and/or other materials provided with the
     14  * distribution.
     15  *     * Neither the name of Google Inc. nor the names of its
     16  * contributors may be used to endorse or promote products derived from
     17  * this software without specific prior written permission.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     20  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     21  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     22  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     23  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     24  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     25  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     26  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     27  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     28  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     29  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     30  */
     31 
     32 package org.jf.dexlib2.builder.instruction;
     33 
     34 import org.jf.dexlib2.Format;
     35 import org.jf.dexlib2.Opcode;
     36 import org.jf.dexlib2.builder.BuilderInstruction;
     37 import org.jf.dexlib2.iface.instruction.formats.Instruction22c;
     38 import org.jf.dexlib2.iface.instruction.formats.Instruction22cs;
     39 import org.jf.dexlib2.iface.reference.Reference;
     40 import org.jf.dexlib2.util.Preconditions;
     41 
     42 import javax.annotation.Nonnull;
     43 
     44 public class BuilderInstruction22cs extends BuilderInstruction implements Instruction22cs {
     45     public static final Format FORMAT = Format.Format22cs;
     46 
     47     protected final int registerA;
     48     protected final int registerB;
     49     protected final int fieldOffset;
     50 
     51     public BuilderInstruction22cs(@Nonnull Opcode opcode,
     52                                   int registerA,
     53                                   int registerB,
     54                                   int fieldOffset) {
     55         super(opcode);
     56         this.registerA = Preconditions.checkNibbleRegister(registerA);
     57         this.registerB = Preconditions.checkNibbleRegister(registerB);
     58         this.fieldOffset = fieldOffset;
     59     }
     60 
     61     @Override public int getRegisterA() { return registerA; }
     62     @Override public int getRegisterB() { return registerB; }
     63     @Override public int getFieldOffset() { return fieldOffset; }
     64     @Override public Format getFormat() { return FORMAT; }
     65 }