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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
    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 1.13 2003/12/01 23:23:27 neilg 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
    00086     XMLBigDecimal
    00087     (
    00088         const XMLCh* const strValue
    00089         , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager
    00090     );
    00091
    00092     ~XMLBigDecimal();
    00093
    00094     static int            compareValues(const XMLBigDecimal* const lValue
    00095                                       , const XMLBigDecimal* const rValue);
    00096
    00102     virtual XMLCh*        toString() const;
    00103
    00104     virtual XMLCh*        getRawData() const;
    00105
    00106     virtual const XMLCh*  getFormattedString() const;
    00107
    00108     virtual int           getSign() const;
    00109
    00110     const XMLCh*          getValue() const;
    00111
    00112     unsigned int          getScale() const;
    00113
    00114     unsigned int          getTotalDigit() const;
    00115
    00124      int toCompare(const XMLBigDecimal& other) const;
    00125
    00126     /*
    00127      * Sets the value to be converted
    00128      *
    00129      * @param   strValue the value to convert
    00130      */
    00131     void setDecimalValue(const XMLCh* const strValue);
    00132
    00133     /***
    00134      * Support for Serialization/De-serialization
    00135      ***/
    00136     DECL_XSERIALIZABLE(XMLBigDecimal)
    00137
    00138     XMLBigDecimal(MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager);
    00139
    00140 private:
    00141     void  parseBigDecimal( const XMLCh* const strValue
    00142                          , unsigned int       strValueLen);
    00143     void  cleanUp();
    00144
    00145     // -----------------------------------------------------------------------
    00146     //  Unimplemented contstructors and operators
    00147     // -----------------------------------------------------------------------
    00148     XMLBigDecimal(const XMLBigDecimal& other);
    00149     XMLBigDecimal& operator=(const XMLBigDecimal& other);
    00150
    00151     // -----------------------------------------------------------------------
    00152     //  Private data members
    00153     //
    00154     //  fSign
    00155     //     sign
    00156     //
    00157     //  fTotalDigits
    00158     //     the total number of didits
    00159     //
    00160     //  fScale
    00161     //     the number of digits to the right of the decimal point
    00162     //
    00163     //  fIntVal
    00164     //     The value of this BigDecimal, w/o
    00165     //         leading whitespace, leading zero
    00166     //         decimal point
    00167     //         trailing zero, trailing whitespace
    00168     //
    00169     //  fRawData
    00170     //     to preserve the original string used to construct this object,
    00171     //     needed for pattern matching.
    00172     //
    00173     // -----------------------------------------------------------------------
    00174     int            fSign;
    00175     unsigned int   fTotalDigits;
    00176     unsigned int   fScale;
    00177     unsigned int   fRawDataLen;
    00178     XMLCh*         fRawData;
    00179     XMLCh*         fIntVal;
    00180     MemoryManager* fMemoryManager;
    00181 };
    00182
    00183 inline int XMLBigDecimal::getSign() const
    00184 {
    00185     return fSign;
    00186 }
    00187
    00188 inline const XMLCh* XMLBigDecimal::getValue() const
    00189 {
    00190     return fIntVal;
    00191 }
    00192
    00193 inline unsigned int XMLBigDecimal::getScale() const
    00194 {
    00195     return fScale;
    00196 }
    00197
    00198 inline unsigned int XMLBigDecimal::getTotalDigit() const
    00199 {
    00200     return fTotalDigits;
    00201 }
    00202
    00203 inline XMLCh*  XMLBigDecimal::getRawData() const
    00204 {
    00205     return fRawData;
    00206 }
    00207
    00208 inline const XMLCh*  XMLBigDecimal::getFormattedString() const
    00209 {
    00210     return fRawData;
    00211 }
    00212
    00213 //
    00214 // The caller needs to de-allocate the memory allocated by this function
    00215 //
    00216 inline XMLCh*  XMLBigDecimal::toString() const
    00217 {
    00218     // Return data using global operator new
    00219     return XMLString::replicate(fRawData);
    00220 }
    00221
    00222 XERCES_CPP_NAMESPACE_END
    00223
    00224 #endif

Copyright © 2003 The Apache Software Foundation. All Rights Reserved.