com.alibaba.deps.org.objectweb.asm.tree.TableSwitchInsnNode Maven / Gradle / Ivy
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// ASM: a very small and fast Java bytecode manipulation framework
// Copyright (c) 2000-2011 INRIA, France Telecom
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package com.alibaba.deps.org.objectweb.asm.tree;
import java.util.List;
import java.util.Map;
import com.alibaba.deps.org.objectweb.asm.Label;
import com.alibaba.deps.org.objectweb.asm.MethodVisitor;
import com.alibaba.deps.org.objectweb.asm.Opcodes;
/**
* A node that represents a TABLESWITCH instruction.
*
* @author Eric Bruneton
*/
public class TableSwitchInsnNode extends AbstractInsnNode {
/** The minimum key value. */
public int min;
/** The maximum key value. */
public int max;
/** Beginning of the default handler block. */
public LabelNode dflt;
/** Beginnings of the handler blocks. This list is a list of {@link LabelNode} objects. */
public List labels;
/**
* Constructs a new {@link TableSwitchInsnNode}.
*
* @param min the minimum key value.
* @param max the maximum key value.
* @param dflt beginning of the default handler block.
* @param labels beginnings of the handler blocks. {@code labels[i]} is the beginning of the
* handler block for the {@code min + i} key.
*/
public TableSwitchInsnNode(
final int min, final int max, final LabelNode dflt, final LabelNode... labels) {
super(Opcodes.TABLESWITCH);
this.min = min;
this.max = max;
this.dflt = dflt;
this.labels = Util.asArrayList(labels);
}
@Override
public int getType() {
return TABLESWITCH_INSN;
}
@Override
public void accept(final MethodVisitor methodVisitor) {
Label[] labelsArray = new Label[this.labels.size()];
for (int i = 0, n = labelsArray.length; i < n; ++i) {
labelsArray[i] = this.labels.get(i).getLabel();
}
methodVisitor.visitTableSwitchInsn(min, max, dflt.getLabel(), labelsArray);
acceptAnnotations(methodVisitor);
}
@Override
public AbstractInsnNode clone(final Map clonedLabels) {
return new TableSwitchInsnNode(min, max, clone(dflt, clonedLabels), clone(labels, clonedLabels))
.cloneAnnotations(this);
}
}