00001 /*
00002 * The Apache Software License, Version 1.1
00003 *
00004 * Copyright (c) 2001 The Apache Software Foundation. All rights
00005 * reserved.
00006 *
00007 * Redistribution and use in source and binary forms, with or without
00008 * modification, are permitted provided that the following conditions
00009 * are met:
00010 *
00011 * 1. Redistributions of source code must retain the above copyright
00012 * notice, this list of conditions and the following disclaimer.
00013 *
00014 * 2. Redistributions in binary form must reproduce the above copyright
00015 * notice, this list of conditions and the following disclaimer in
00016 * the documentation and/or other materials provided with the
00017 * distribution.
00018 *
00019 * 3. The end-user documentation included with the redistribution,
00020 * if any, must include the following acknowledgment:
00021 * "This product includes software developed by the
00022 * Apache Software Foundation (http://www.apache.org/)."
00023 * Alternately, this acknowledgment may appear in the software itself,
00024 * if and wherever such third-party acknowledgments normally appear.
00025 *
00026 * 4. The names "Xerces" and "Apache Software Foundation" must
00027 * not be used to endorse or promote products derived from this
00028 * software without prior written permission. For written
00029 * permission, please contact apache\@apache.org.
00030 *
00031 * 5. Products derived from this software may not be called "Apache",
00032 * nor may "Apache" appear in their name, without prior written
00033 * permission of the Apache Software Foundation.
00034 *
00035 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
00036 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
00037 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
00038 * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
00039 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
00040 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
00041 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
00042 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
00043 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
00044 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
00045 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
00046 * SUCH DAMAGE.
00047 * ====================================================================
00048 *
00049 * This software consists of voluntary contributions made by many
00050 * individuals on behalf of the Apache Software Foundation, and was
00051 * originally based on software copyright (c) 2001, International
00052 * Business Machines, Inc., http://www.ibm.com . For more information
00053 * on the Apache Software Foundation, please see
00054 * <http://www.apache.org/>.
00055 */
00056
00057 /*
00058 * $Id: XMLBigDecimal.hpp,v 1.4 2001/05/18 20:17:56 tng Exp $
00059 */
00060
00061 #ifndef XML_BIGDECIMAL_HPP
00062 #define XML_BIGDECIMAL_HPP
00063
00064 #include <util/XercesDefs.hpp>
00065 #include <util/XMLBigInteger.hpp>
00066
00067 class XMLBigDecimal
00068 {
00069 public:
00070
00080
00081 XMLBigDecimal(const XMLCh* const strValue);
00082
00083 ~XMLBigDecimal();
00084
00085 XMLBigDecimal(const XMLBigDecimal& toCopy);
00086
00087 static void parseBigDecimal(const XMLCh* const strValue
00088 , XMLCh* const retValue
00089 , unsigned int& scaleValue);
00090
00091 static int compareValues(const XMLBigDecimal* const lValue
00092 , const XMLBigDecimal* const rValue);
00093
00094 static void matchScale(XMLBigDecimal* const lValue
00095 , XMLBigDecimal* const rValue);
00096
00105 int getSign() const;
00106
00107 XMLBigInteger* getValue() const;
00108
00109 unsigned int getScale() const;
00110
00111 unsigned int getTotalDigit() const;
00112
00119 XMLCh* toString() const;
00120
00131 bool operator==(const XMLBigDecimal& toCompare) const;
00132
00133 private:
00134
00135 void reScale(unsigned int newValue);
00136
00137 // -----------------------------------------------------------------------
00138 // Private data members
00139 //
00140 // fIntVal
00141 // the XMLBigInteger holding the value of this BigDecimal.
00142 //
00143 // fScale
00144 // the number of digits to the right of the decimal point
00145 //
00146 // -----------------------------------------------------------------------
00147
00148 XMLBigInteger* fIntVal;
00149 unsigned int fScale;
00150
00151 };
00152
00153 inline XMLBigDecimal::~XMLBigDecimal()
00154 {
00155 delete fIntVal;
00156 }
00157
00158 inline int XMLBigDecimal::getSign() const
00159 {
00160 return fIntVal->getSign();
00161 }
00162
00163 inline XMLBigInteger* XMLBigDecimal::getValue() const
00164 {
00165 return fIntVal;
00166 }
00167
00168 inline unsigned int XMLBigDecimal::getScale() const
00169 {
00170 return fScale;
00171 }
00172
00173 inline unsigned int XMLBigDecimal::getTotalDigit() const
00174 {
00175 return fIntVal->getTotalDigit();
00176 }
00177
00178 inline bool XMLBigDecimal::operator==(const XMLBigDecimal& toCompare) const
00179 {
00180 return ( XMLBigInteger::compareValues(this->fIntVal, toCompare.fIntVal) == 0 ? true : false);
00181 }
00182
00183 #endif
