| /*** |
| * ASM: a very small and fast Java bytecode manipulation framework |
| * Copyright (c) 2000-2007 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.eclipse.persistence.internal.libraries.asm.tree; |
| |
| import java.util.Map; |
| |
| import org.eclipse.persistence.internal.libraries.asm.MethodVisitor; |
| |
| /** |
| * A node that represents a jump instruction. A jump instruction is an |
| * instruction that may jump to another instruction. |
| * |
| * @author Eric Bruneton |
| */ |
| public class JumpInsnNode extends AbstractInsnNode { |
| |
| /** |
| * The operand of this instruction. This operand is a label that designates |
| * the instruction to which this instruction may jump. |
| */ |
| public LabelNode label; |
| |
| /** |
| * Constructs a new {@link JumpInsnNode}. |
| * |
| * @param opcode the opcode of the type instruction to be constructed. This |
| * opcode must be IFEQ, IFNE, IFLT, IFGE, IFGT, IFLE, IF_ICMPEQ, |
| * IF_ICMPNE, IF_ICMPLT, IF_ICMPGE, IF_ICMPGT, IF_ICMPLE, IF_ACMPEQ, |
| * IF_ACMPNE, GOTO, JSR, IFNULL or IFNONNULL. |
| * @param label the operand of the instruction to be constructed. This |
| * operand is a label that designates the instruction to which the |
| * jump instruction may jump. |
| */ |
| public JumpInsnNode(final int opcode, final LabelNode label) { |
| super(opcode); |
| this.label = label; |
| } |
| |
| /** |
| * Sets the opcode of this instruction. |
| * |
| * @param opcode the new instruction opcode. This opcode must be IFEQ, IFNE, |
| * IFLT, IFGE, IFGT, IFLE, IF_ICMPEQ, IF_ICMPNE, IF_ICMPLT, |
| * IF_ICMPGE, IF_ICMPGT, IF_ICMPLE, IF_ACMPEQ, IF_ACMPNE, GOTO, JSR, |
| * IFNULL or IFNONNULL. |
| */ |
| public void setOpcode(final int opcode) { |
| this.opcode = opcode; |
| } |
| |
| public int getType() { |
| return JUMP_INSN; |
| } |
| |
| public void accept(final MethodVisitor mv) { |
| mv.visitJumpInsn(opcode, label.getLabel()); |
| } |
| |
| public AbstractInsnNode clone(final Map labels) { |
| return new JumpInsnNode(opcode, clone(label, labels)); |
| } |
| } |