| /*** |
| * ASM: a very small and fast Java bytecode manipulation framework |
| * Copyright (c) 2000-2011 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 |
| * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
| * THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| package org.objectweb.asm.tree; |
| |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.List; |
| import java.util.Map; |
| |
| import org.objectweb.asm.Label; |
| import org.objectweb.asm.MethodVisitor; |
| import org.objectweb.asm.Opcodes; |
| |
| /** |
| * A node that represents a LOOKUPSWITCH instruction. |
| * |
| * @author Eric Bruneton |
| */ |
| public class LookupSwitchInsnNode extends AbstractInsnNode { |
| |
| /** |
| * Beginning of the default handler block. |
| */ |
| public LabelNode dflt; |
| |
| /** |
| * The values of the keys. This list is a list of {@link Integer} objects. |
| */ |
| public List<Integer> keys; |
| |
| /** |
| * Beginnings of the handler blocks. This list is a list of |
| * {@link LabelNode} objects. |
| */ |
| public List<LabelNode> labels; |
| |
| /** |
| * Constructs a new {@link LookupSwitchInsnNode}. |
| * |
| * @param dflt |
| * beginning of the default handler block. |
| * @param keys |
| * the values of the keys. |
| * @param labels |
| * beginnings of the handler blocks. <tt>labels[i]</tt> is the |
| * beginning of the handler block for the <tt>keys[i]</tt> key. |
| */ |
| public LookupSwitchInsnNode(final LabelNode dflt, final int[] keys, |
| final LabelNode[] labels) { |
| super(Opcodes.LOOKUPSWITCH); |
| this.dflt = dflt; |
| this.keys = new ArrayList<Integer>(keys == null ? 0 : keys.length); |
| this.labels = new ArrayList<LabelNode>(labels == null ? 0 |
| : labels.length); |
| 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)); |
| } |
| } |
| |
| @Override |
| public int getType() { |
| return LOOKUPSWITCH_INSN; |
| } |
| |
| @Override |
| public void accept(final MethodVisitor mv) { |
| int[] keys = new int[this.keys.size()]; |
| for (int i = 0; i < keys.length; ++i) { |
| keys[i] = this.keys.get(i).intValue(); |
| } |
| Label[] labels = new Label[this.labels.size()]; |
| for (int i = 0; i < labels.length; ++i) { |
| labels[i] = this.labels.get(i).getLabel(); |
| } |
| mv.visitLookupSwitchInsn(dflt.getLabel(), keys, labels); |
| } |
| |
| @Override |
| public AbstractInsnNode clone(final Map<LabelNode, LabelNode> labels) { |
| LookupSwitchInsnNode clone = new LookupSwitchInsnNode(clone(dflt, |
| labels), null, clone(this.labels, labels)); |
| clone.keys.addAll(keys); |
| return clone; |
| } |
| } |