oracle.toplink.libraries.asm.tree.LookupSwitchInsnNode Maven / Gradle / Ivy
/***
* ASM: a very small and fast Java bytecode manipulation framework
* Copyright (c) 2000,2002,2003 INRIA, France Telecom
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the copyright holders nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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package oracle.toplink.libraries.asm.tree;
import oracle.toplink.libraries.asm.Label;
import oracle.toplink.libraries.asm.Constants;
import oracle.toplink.libraries.asm.CodeVisitor;
import java.util.List;
import java.util.ArrayList;
import java.util.Arrays;
/**
* A node that represents a LOOKUPSWITCH instruction.
*
* @author Eric Bruneton
*/
public class LookupSwitchInsnNode extends AbstractInsnNode {
/**
* Beginning of the default handler block.
*/
public Label dflt;
/**
* The values of the keys. This list is a list a {@link java.lang.Integer
* Integer} objects.
*/
public final List keys;
/**
* Beginnings of the handler blocks. This list is a list of {@link Label
* Label} objects.
*/
public final List labels;
/**
* Constructs a new {@link LookupSwitchInsnNode LookupSwitchInsnNode} object.
*
* @param dflt beginning of the default handler block.
* @param keys the values of the keys.
* @param labels beginnings of the handler blocks. labels[i] is the
* beginning of the handler block for the keys[i] key.
*/
public LookupSwitchInsnNode (
final Label dflt,
final int[] keys,
final Label[] labels)
{
super(Constants.LOOKUPSWITCH);
this.dflt = dflt;
this.keys = new ArrayList();
this.labels = new ArrayList();
if (keys != null) {
for (int i = 0; i < keys.length; ++i) {
this.keys.add(new Integer(keys[i]));
}
}
if (labels != null) {
this.labels.addAll(Arrays.asList(labels));
}
}
public void accept (final CodeVisitor cv) {
int[] keys = new int[this.keys.size()];
for (int i = 0; i < keys.length; ++i) {
keys[i] = ((Integer)this.keys.get(i)).intValue();
}
Label[] labels = new Label[this.labels.size()];
this.labels.toArray(labels);
cv.visitLookupSwitchInsn(dflt, keys, labels);
}
}