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# XMLBigDecimal.hpp

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    00001 /*
    00002  * Licensed to the Apache Software Foundation (ASF) under one or more
    00003  * contributor license agreements.  See the NOTICE file distributed with
    00004  * this work for additional information regarding copyright ownership.
    00005  * The ASF licenses this file to You under the Apache License, Version 2.0
    00006  * (the "License"); you may not use this file except in compliance with
    00007  * the License.  You may obtain a copy of the License at
    00008  *
    00009  *      http://www.apache.org/licenses/LICENSE-2.0
    00010  *
    00011  * Unless required by applicable law or agreed to in writing, software
    00012  * distributed under the License is distributed on an "AS IS" BASIS,
    00013  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    00014  * See the License for the specific language governing permissions and
    00015  * limitations under the License.
    00016  */
    00017
    00018 /*
    00019  * $Id: XMLBigDecimal.hpp 568078 2007-08-21 11:43:25Z amassari $
    00020  */
    00021
    00022 #ifndef XML_BIGDECIMAL_HPP
    00023 #define XML_BIGDECIMAL_HPP
    00024
    00025 #include <xercesc/util/XMLNumber.hpp>
    00026 #include <xercesc/util/XMLString.hpp>
    00027 #include <xercesc/util/PlatformUtils.hpp>
    00028
    00029 XERCES_CPP_NAMESPACE_BEGIN
    00030
    00031 class  XMLBigDecimal : public XMLNumber
    00032 {
    00033 public:
    00034
    00047     XMLBigDecimal
    00048     (
    00049         const XMLCh* const strValue
    00050         , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager
    00051     );
    00052
    00053     ~XMLBigDecimal();
    00054
    00055     static int            compareValues(const XMLBigDecimal* const lValue
    00056                                       , const XMLBigDecimal* const rValue
    00057                                       , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager);
    00058
    00059     static XMLCh* getCanonicalRepresentation
    00060                   (
    00061                    const XMLCh*         const rawData
    00062                  ,       MemoryManager* const memMgr = XMLPlatformUtils::fgMemoryManager
    00063                   );
    00064
    00065     static void  parseDecimal
    00066                 (
    00067                    const XMLCh* const toParse
    00068                 ,        XMLCh* const retBuffer
    00069                 ,        int&         sign
    00070                 ,        int&         totalDigits
    00071                 ,        int&         fractDigits
    00072                 ,        MemoryManager* const manager
    00073                 );
    00074
    00075     static void  parseDecimal
    00076                 (
    00077                    const XMLCh*         const toParse
    00078                 ,        MemoryManager* const manager
    00079                 );
    00080
    00086     virtual XMLCh*        toString() const;
    00087
    00088     virtual XMLCh*        getRawData() const;
    00089
    00090     virtual const XMLCh*  getFormattedString() const;
    00091
    00092     virtual int           getSign() const;
    00093
    00094     const XMLCh*          getValue() const;
    00095
    00096     unsigned int          getScale() const;
    00097
    00098     unsigned int          getTotalDigit() const;
    00099
    00100     inline XMLCh*         getIntVal() const;
    00101
    00110      int toCompare(const XMLBigDecimal& other) const;
    00111
    00112     /*
    00113      * Sets the value to be converted
    00114      *
    00115      * @param   strValue the value to convert
    00116      */
    00117     void setDecimalValue(const XMLCh* const strValue);
    00118
    00119     MemoryManager* getMemoryManager() const;
    00120
    00121     /***
    00122      * Support for Serialization/De-serialization
    00123      ***/
    00124     DECL_XSERIALIZABLE(XMLBigDecimal)
    00125
    00126     XMLBigDecimal(MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager);
    00127
    00128 private:
    00129
    00130     void  cleanUp();
    00131
    00132     // -----------------------------------------------------------------------
    00133     //  Unimplemented contstructors and operators
    00134     // -----------------------------------------------------------------------
    00135     XMLBigDecimal(const XMLBigDecimal& other);
    00136     XMLBigDecimal& operator=(const XMLBigDecimal& other);
    00137
    00138     // -----------------------------------------------------------------------
    00139     //  Private data members
    00140     //
    00141     //  fSign
    00142     //     sign
    00143     //
    00144     //  fTotalDigits
    00145     //     the total number of didits
    00146     //
    00147     //  fScale
    00148     //     the number of digits to the right of the decimal point
    00149     //
    00150     //  fIntVal
    00151     //     The value of this BigDecimal, w/o
    00152     //         leading whitespace, leading zero
    00153     //         decimal point
    00154     //         trailing zero, trailing whitespace
    00155     //
    00156     //  fRawData
    00157     //     to preserve the original string used to construct this object,
    00158     //     needed for pattern matching.
    00159     //
    00160     // -----------------------------------------------------------------------
    00161     int            fSign;
    00162     unsigned int   fTotalDigits;
    00163     unsigned int   fScale;
    00164     unsigned int   fRawDataLen;
    00165     XMLCh*         fRawData;
    00166     XMLCh*         fIntVal;
    00167     MemoryManager* fMemoryManager;
    00168
    00169 };
    00170
    00171 inline int XMLBigDecimal::getSign() const
    00172 {
    00173     return fSign;
    00174 }
    00175
    00176 inline const XMLCh* XMLBigDecimal::getValue() const
    00177 {
    00178     return fIntVal;
    00179 }
    00180
    00181 inline unsigned int XMLBigDecimal::getScale() const
    00182 {
    00183     return fScale;
    00184 }
    00185
    00186 inline unsigned int XMLBigDecimal::getTotalDigit() const
    00187 {
    00188     return fTotalDigits;
    00189 }
    00190
    00191 inline XMLCh*  XMLBigDecimal::getRawData() const
    00192 {
    00193     return fRawData;
    00194 }
    00195
    00196 inline const XMLCh*  XMLBigDecimal::getFormattedString() const
    00197 {
    00198     return fRawData;
    00199 }
    00200
    00201 inline MemoryManager* XMLBigDecimal::getMemoryManager() const
    00202 {
    00203     return fMemoryManager;
    00204 }
    00205
    00206 inline XMLCh*  XMLBigDecimal::getIntVal() const
    00207 {
    00208     return fIntVal;
    00209 }
    00210
    00211 //
    00212 // The caller needs to de-allocate the memory allocated by this function
    00213 //
    00214 inline XMLCh*  XMLBigDecimal::toString() const
    00215 {
    00216     // Return data using global operator new
    00217     return XMLString::replicate(fRawData);
    00218 }
    00219
    00220 XERCES_CPP_NAMESPACE_END
    00221
    00222 #endif

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