286N/A/*
286N/A * reserved comment block
286N/A * DO NOT REMOVE OR ALTER!
286N/A */
286N/Apackage com.sun.org.apache.bcel.internal.generic;
286N/A
286N/A/* ====================================================================
286N/A * The Apache Software License, Version 1.1
286N/A *
286N/A * Copyright (c) 2001 The Apache Software Foundation. All rights
286N/A * reserved.
286N/A *
286N/A * Redistribution and use in source and binary forms, with or without
286N/A * modification, are permitted provided that the following conditions
286N/A * are met:
286N/A *
286N/A * 1. Redistributions of source code must retain the above copyright
286N/A * notice, this list of conditions and the following disclaimer.
286N/A *
286N/A * 2. Redistributions in binary form must reproduce the above copyright
286N/A * notice, this list of conditions and the following disclaimer in
286N/A * the documentation and/or other materials provided with the
286N/A * distribution.
286N/A *
286N/A * 3. The end-user documentation included with the redistribution,
286N/A * if any, must include the following acknowledgment:
286N/A * "This product includes software developed by the
286N/A * Apache Software Foundation (http://www.apache.org/)."
286N/A * Alternately, this acknowledgment may appear in the software itself,
286N/A * if and wherever such third-party acknowledgments normally appear.
286N/A *
286N/A * 4. The names "Apache" and "Apache Software Foundation" and
286N/A * "Apache BCEL" must not be used to endorse or promote products
286N/A * derived from this software without prior written permission. For
286N/A * written permission, please contact apache@apache.org.
286N/A *
286N/A * 5. Products derived from this software may not be called "Apache",
286N/A * "Apache BCEL", nor may "Apache" appear in their name, without
286N/A * prior written permission of the Apache Software Foundation.
286N/A *
286N/A * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
286N/A * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
286N/A * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
286N/A * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
286N/A * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
286N/A * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
286N/A * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
286N/A * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
286N/A * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
286N/A * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
286N/A * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
286N/A * SUCH DAMAGE.
286N/A * ====================================================================
286N/A *
286N/A * This software consists of voluntary contributions made by many
286N/A * individuals on behalf of the Apache Software Foundation. For more
286N/A * information on the Apache Software Foundation, please see
286N/A * <http://www.apache.org/>.
286N/A */
286N/Aimport com.sun.org.apache.bcel.internal.Constants;
286N/A/**
286N/A * Super class for the x2y family of instructions.
286N/A *
286N/A * @author <A HREF="mailto:markus.dahm@berlin.de">M. Dahm</A>
286N/A */
286N/Apublic abstract class ConversionInstruction extends Instruction
286N/A implements TypedInstruction, StackProducer, StackConsumer {
286N/A /**
286N/A * Empty constructor needed for the Class.newInstance() statement in
286N/A * Instruction.readInstruction(). Not to be used otherwise.
286N/A */
286N/A ConversionInstruction() {}
286N/A
286N/A /**
286N/A * @param opcode opcode of instruction
286N/A */
286N/A protected ConversionInstruction(short opcode) {
286N/A super(opcode, (short)1);
286N/A }
286N/A
286N/A /** @return type associated with the instruction
286N/A */
286N/A public Type getType(ConstantPoolGen cp) {
286N/A switch(opcode) {
286N/A case Constants.D2I: case Constants.F2I: case Constants.L2I:
286N/A return Type.INT;
286N/A case Constants.D2F: case Constants.I2F: case Constants.L2F:
286N/A return Type.FLOAT;
286N/A case Constants.D2L: case Constants.F2L: case Constants.I2L:
286N/A return Type.LONG;
286N/A case Constants.F2D: case Constants.I2D: case Constants.L2D:
286N/A return Type.DOUBLE;
286N/A case Constants.I2B:
286N/A return Type.BYTE;
286N/A case Constants.I2C:
286N/A return Type.CHAR;
286N/A case Constants.I2S:
286N/A return Type.SHORT;
286N/A
286N/A default: // Never reached
286N/A throw new ClassGenException("Unknown type " + opcode);
286N/A }
286N/A }
286N/A}