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# XMLBigDecimal.hpp

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    00001 /*
    00002  * The Apache Software License, Version 1.1
    00003  *
    00004  * Copyright (c) 2001-2003 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
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    00037  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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    00039  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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    00041  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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    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 1.10 2003/05/16 06:01:53 knoaman Exp $
    00059  */
    00060
    00061 #ifndef XML_BIGDECIMAL_HPP
    00062 #define XML_BIGDECIMAL_HPP
    00063
    00064 #include <xercesc/util/XMLNumber.hpp>
    00065 #include <xercesc/util/XMLString.hpp>
    00066 #include <xercesc/util/PlatformUtils.hpp>
    00067
    00068 XERCES_CPP_NAMESPACE_BEGIN
    00069
    00070 class  XMLBigDecimal : public XMLNumber
    00071 {
    00072 public:
    00073
    00084     XMLBigDecimal
    00085     (
    00086         const XMLCh* const strValue
    00087         , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager
    00088     );
    00089
    00090     ~XMLBigDecimal();
    00091
    00092     static int            compareValues(const XMLBigDecimal* const lValue
    00093                                       , const XMLBigDecimal* const rValue);
    00094
    00100     virtual XMLCh*        toString() const;
    00101
    00102     virtual XMLCh*        getRawData() const;
    00103
    00104     virtual const XMLCh*  getFormattedString() const;
    00105
    00106     virtual int           getSign() const;
    00107
    00108     const XMLCh*          getValue() const;
    00109
    00110     unsigned int          getScale() const;
    00111
    00112     unsigned int          getTotalDigit() const;
    00113
    00122      int toCompare(const XMLBigDecimal& other) const;
    00123
    00124 private:
    00125     void  parseBigDecimal(const XMLCh* const strValue);
    00126     void  cleanUp();
    00127
    00128     // -----------------------------------------------------------------------
    00129     //  Unimplemented contstructors and operators
    00130     // -----------------------------------------------------------------------
    00131     XMLBigDecimal(const XMLBigDecimal& other);
    00132     XMLBigDecimal& operator=(const XMLBigDecimal& other);
    00133
    00134     // -----------------------------------------------------------------------
    00135     //  Private data members
    00136     //
    00137     //  fSign
    00138     //     sign
    00139     //
    00140     //  fTotalDigits
    00141     //     the total number of didits
    00142     //
    00143     //  fScale
    00144     //     the number of digits to the right of the decimal point
    00145     //
    00146     //  fIntVal
    00147     //     The value of this BigDecimal, w/o
    00148     //         leading whitespace, leading zero
    00149     //         decimal point
    00150     //         trailing zero, trailing whitespace
    00151     //
    00152     //  fRawData
    00153     //     to preserve the original string used to construct this object,
    00154     //     needed for pattern matching.
    00155     //
    00156     // -----------------------------------------------------------------------
    00157     int            fSign;
    00158     unsigned int   fTotalDigits;
    00159     unsigned int   fScale;
    00160     XMLCh*         fIntVal;
    00161     XMLCh*         fRawData;
    00162     MemoryManager* fMemoryManager;
    00163 };
    00164
    00165 inline int XMLBigDecimal::getSign() const
    00166 {
    00167     return fSign;
    00168 }
    00169
    00170 inline const XMLCh* XMLBigDecimal::getValue() const
    00171 {
    00172     return fIntVal;
    00173 }
    00174
    00175 inline unsigned int XMLBigDecimal::getScale() const
    00176 {
    00177     return fScale;
    00178 }
    00179
    00180 inline unsigned int XMLBigDecimal::getTotalDigit() const
    00181 {
    00182     return fTotalDigits;
    00183 }
    00184
    00185 inline XMLCh*  XMLBigDecimal::getRawData() const
    00186 {
    00187     return fRawData;
    00188 }
    00189
    00190 inline const XMLCh*  XMLBigDecimal::getFormattedString() const
    00191 {
    00192     return fRawData;
    00193 }
    00194
    00195 //
    00196 // The caller needs to de-allocate the memory allocated by this function
    00197 //
    00198 inline XMLCh*  XMLBigDecimal::toString() const
    00199 {
    00200     // Return data using global operator new
    00201     return XMLString::replicate(fRawData);
    00202 }
    00203
    00204 XERCES_CPP_NAMESPACE_END
    00205
    00206 #endif

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