package org.jf.baksmali.Adaptors.Format;
import org.jf.baksmali.Adaptors.CommentingIndentingWriter;
import org.jf.baksmali.Adaptors.LabelMethodItem;
import org.jf.baksmali.Adaptors.MethodDefinition;
import org.jf.dexlib2.iface.instruction.SwitchElement;
import org.jf.dexlib2.iface.instruction.formats.PackedSwitchPayload;
import org.jf.util.IndentingWriter;
import org.jf.baksmali.Renderers.IntegerRenderer;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
public class PackedSwitchMethodItem extends InstructionMethodItem<PackedSwitchPayload> {
private final List<PackedSwitchTarget> targets;
private final int firstKey;
private boolean ;
public PackedSwitchMethodItem(MethodDefinition methodDef, int codeAddress, PackedSwitchPayload instruction) {
super(methodDef, codeAddress, instruction);
int baseCodeAddress = methodDef.getPackedSwitchBaseAddress(codeAddress);
targets = new ArrayList<PackedSwitchTarget>();
boolean first = true;
int firstKey = 0;
if (baseCodeAddress >= 0) {
for (SwitchElement switchElement: instruction.getSwitchElements()) {
if (first) {
firstKey = switchElement.getKey();
first = false;
}
LabelMethodItem label = methodDef.getLabelCache().internLabel(
new LabelMethodItem(methodDef.classDef.options, baseCodeAddress + switchElement.getOffset(),
"pswitch_"));
targets.add(new PackedSwitchLabelTarget(label));
}
} else {
commentedOut = true;
for (SwitchElement switchElement: instruction.getSwitchElements()) {
if (first) {
firstKey = switchElement.getKey();
first = false;
}
targets.add(new PackedSwitchOffsetTarget(switchElement.getOffset()));
}
}
this.firstKey = firstKey;
}
@Override
public boolean writeTo(IndentingWriter writer) throws IOException {
if (commentedOut) {
writer = new CommentingIndentingWriter(writer);
}
writer.write(".packed-switch ");
IntegerRenderer.writeTo(writer, firstKey);
writer.indent(4);
writer.write('\n');
int key = firstKey;
for (PackedSwitchTarget target: targets) {
target.writeTargetTo(writer);
writeCommentIfResourceId(writer, key);
writer.write('\n');
key++;
}
writer.deindent(4);
writer.write(".end packed-switch");
return true;
}
private static abstract class PackedSwitchTarget {
public abstract void writeTargetTo(IndentingWriter writer) throws IOException;
}
private static class PackedSwitchLabelTarget extends PackedSwitchTarget {
private final LabelMethodItem target;
public PackedSwitchLabelTarget(LabelMethodItem target) {
this.target = target;
}
public void writeTargetTo(IndentingWriter writer) throws IOException {
target.writeTo(writer);
}
}
private static class PackedSwitchOffsetTarget extends PackedSwitchTarget {
private final int target;
public PackedSwitchOffsetTarget(int target) {
this.target = target;
}
public void writeTargetTo(IndentingWriter writer) throws IOException {
if (target >= 0) {
writer.write('+');
}
writer.printSignedIntAsDec(target);
}
}
}