Xor.java revision 608:7e06bf1dcb09 
138786Sdfr/*
238786Sdfr * Copyright (c) 1999, Oracle and/or its affiliates. All rights reserved.
338786Sdfr * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
438786Sdfr *
538786Sdfr * This code is free software; you can redistribute it and/or modify it
638786Sdfr * under the terms of the GNU General Public License version 2 only, as
738786Sdfr * published by the Free Software Foundation.  Oracle designates this
838786Sdfr * particular file as subject to the "Classpath" exception as provided
938786Sdfr * by Oracle in the LICENSE file that accompanied this code.
1038786Sdfr *
1138786Sdfr * This code is distributed in the hope that it will be useful, but WITHOUT
1238786Sdfr * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
1338786Sdfr * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
1438786Sdfr * version 2 for more details (a copy is included in the LICENSE file that
1538786Sdfr * accompanied this code).
1638786Sdfr *
1738786Sdfr * You should have received a copy of the GNU General Public License version
1838786Sdfr * 2 along with this work; if not, write to the Free Software Foundation,
1938786Sdfr * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
2038786Sdfr *
2138786Sdfr * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
2238786Sdfr * or visit www.oracle.com if you need additional information or have any
2338786Sdfr * questions.
2438786Sdfr */
2538786Sdfr/*
2638786Sdfr * COMPONENT_NAME: idl.parser
2738786Sdfr *
2838786Sdfr * ORIGINS: 27
2950476Speter *
3038786Sdfr * Licensed Materials - Property of IBM
3138786Sdfr * 5639-D57 (C) COPYRIGHT International Business Machines Corp. 1997, 1999
3249831Smpp * RMI-IIOP v1.0
3379538Sru *
3438786Sdfr */
3538786Sdfr
3638786Sdfrpackage com.sun.tools.corba.se.idl.constExpr;
3738786Sdfr
3838786Sdfr// NOTES:
3938786Sdfr
4084306Sruimport com.sun.tools.corba.se.idl.Util;
4184306Sruimport java.math.BigInteger;
4238786Sdfr
4338786Sdfrpublic class Xor extends BinaryExpr
4438786Sdfr{
4538786Sdfr  protected Xor (Expression leftOperand, Expression rightOperand)
4638786Sdfr  {
4738786Sdfr    super ("^", leftOperand, rightOperand);
4838786Sdfr  } // ctor
49121380Shmp
50121380Shmp  public Object evaluate () throws EvaluationException
5138786Sdfr  {
5238786Sdfr    try
5338786Sdfr    {
54108257Sru      Number l = (Number)left ().evaluate ();
5589124Smpp      Number r = (Number)right ().evaluate ();
56108257Sru
5738786Sdfr      if (l instanceof Float || l instanceof Double || r instanceof Float || r instanceof Double)
58108257Sru      {
5938786Sdfr        String[] parameters = {Util.getMessage ("EvaluationException.xor"), left ().value ().getClass ().getName (), right ().value ().getClass ().getName ()};
6038786Sdfr        throw new EvaluationException (Util.getMessage ("EvaluationException.1", parameters));
6138786Sdfr      }
62121414Shmp      else
6338786Sdfr      {
64        // Xor (^)
65        //daz        value (new Long (l.longValue () ^ r.longValue ()));
66        //BigInteger uL = (BigInteger)toUnsigned((BigInteger)l);
67        //BigInteger uR = (BigInteger)toUnsigned((BigInteger)r);
68        //value (coerceToTarget(uL.xor (uR)));
69        BigInteger uL = (BigInteger)coerceToTarget((BigInteger)l);
70        BigInteger uR = (BigInteger)coerceToTarget((BigInteger)r);
71        value (uL.xor (uR));
72      }
73    }
74    catch (ClassCastException e)
75    {
76      String[] parameters = {Util.getMessage ("EvaluationException.xor"), left ().value ().getClass ().getName (), right ().value ().getClass ().getName ()};
77      throw new EvaluationException (Util.getMessage ("EvaluationException.1", parameters));
78    }
79    return value ();
80  } // evaluate
81} // class Xor
82