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93 lines
1.9 KiB
93 lines
1.9 KiB
/*
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* Fernflower - The Analytical Java Decompiler
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* http://www.reversed-java.com
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*
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* (C) 2008 - 2010, Stiver
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*
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* This software is NEITHER public domain NOR free software
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* as per GNU License. See license.txt for more details.
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*
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* This software is distributed WITHOUT ANY WARRANTY; without
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* even the implied warranty of MERCHANTABILITY or FITNESS FOR
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* A PARTICULAR PURPOSE.
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*/
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package de.fernflower.code;
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/*
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* opc_tableswitch, lookupswitch
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*/
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public class SwitchInstruction extends Instruction {
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private int[] destinations;
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private int[] values;
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private int defaultdest;
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public SwitchInstruction() {}
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public void initInstruction(InstructionSequence seq) {
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int pref = (opcode==CodeConstants.opc_tableswitch?3:2);
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int len = this.getOperands().length - pref;
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defaultdest = seq.getPointerByRelOffset(this.getOperand(0));
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int low = 0;
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if(opcode==CodeConstants.opc_lookupswitch) {
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len/=2;
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} else {
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low = this.getOperand(1);
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}
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destinations = new int[len];
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values = new int[len];
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for(int i=0,k=0;i<len;i++,k++) {
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if(opcode==CodeConstants.opc_lookupswitch){
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values[i] = this.getOperand(pref+k);
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k++;
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} else {
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values[i] = low+k;
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}
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destinations[i] = seq.getPointerByRelOffset(this.getOperand(pref+k));
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}
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}
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public SwitchInstruction clone() {
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SwitchInstruction newinstr = (SwitchInstruction)super.clone();
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newinstr.defaultdest = defaultdest;
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newinstr.destinations = destinations.clone();
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newinstr.values = values.clone();
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return newinstr;
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}
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public int[] getDestinations() {
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return destinations;
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}
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public void setDestinations(int[] destinations) {
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this.destinations = destinations;
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}
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public int getDefaultdest() {
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return defaultdest;
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}
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public void setDefaultdest(int defaultdest) {
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this.defaultdest = defaultdest;
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}
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public int[] getValues() {
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return values;
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}
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public void setValues(int[] values) {
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this.values = values;
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}
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}
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