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