# 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 555320 2007-07-11 16:05:13Z amassari $
    00020  */
    00021
    00022 #if !defined(XERCESC_INCLUDE_GUARD_XML_BIGDECIMAL_HPP)
    00023 #define XERCESC_INCLUDE_GUARD_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 XMLUTIL_EXPORT 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
    00081     virtual XMLCh*        getRawData() const;
    00082
    00083     virtual const XMLCh*  getFormattedString() const;
    00084
    00085     virtual int           getSign() const;
    00086
    00087     const XMLCh*          getValue() const;
    00088
    00089     unsigned int          getScale() const;
    00090
    00091     unsigned int          getTotalDigit() const;
    00092
    00093     inline XMLCh*         getIntVal() const;
    00094
    00103      int toCompare(const XMLBigDecimal& other) const;
    00104
    00105     /*
    00106      * Sets the value to be converted
    00107      *
    00108      * @param   strValue the value to convert
    00109      */
    00110     void setDecimalValue(const XMLCh* const strValue);
    00111
    00112     MemoryManager* getMemoryManager() const;
    00113
    00114     /***
    00115      * Support for Serialization/De-serialization
    00116      ***/
    00117     DECL_XSERIALIZABLE(XMLBigDecimal)
    00118
    00119     XMLBigDecimal(MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager);
    00120
    00121 private:
    00122
    00123     void  cleanUp();
    00124
    00125     // -----------------------------------------------------------------------
    00126     //  Unimplemented contstructors and operators
    00127     // -----------------------------------------------------------------------
    00128     XMLBigDecimal(const XMLBigDecimal& other);
    00129     XMLBigDecimal& operator=(const XMLBigDecimal& other);
    00130
    00131     // -----------------------------------------------------------------------
    00132     //  Private data members
    00133     //
    00134     //  fSign
    00135     //     sign
    00136     //
    00137     //  fTotalDigits
    00138     //     the total number of didits
    00139     //
    00140     //  fScale
    00141     //     the number of digits to the right of the decimal point
    00142     //
    00143     //  fIntVal
    00144     //     The value of this BigDecimal, w/o
    00145     //         leading whitespace, leading zero
    00146     //         decimal point
    00147     //         trailing zero, trailing whitespace
    00148     //
    00149     //  fRawData
    00150     //     to preserve the original string used to construct this object,
    00151     //     needed for pattern matching.
    00152     //
    00153     // -----------------------------------------------------------------------
    00154     int            fSign;
    00155     unsigned int   fTotalDigits;
    00156     unsigned int   fScale;
    00157     XMLSize_t      fRawDataLen;
    00158     XMLCh*         fRawData;
    00159     XMLCh*         fIntVal;
    00160     MemoryManager* fMemoryManager;
    00161
    00162 };
    00163
    00164 inline int XMLBigDecimal::getSign() const
    00165 {
    00166     return fSign;
    00167 }
    00168
    00169 inline const XMLCh* XMLBigDecimal::getValue() const
    00170 {
    00171     return fIntVal;
    00172 }
    00173
    00174 inline unsigned int XMLBigDecimal::getScale() const
    00175 {
    00176     return fScale;
    00177 }
    00178
    00179 inline unsigned int XMLBigDecimal::getTotalDigit() const
    00180 {
    00181     return fTotalDigits;
    00182 }
    00183
    00184 inline XMLCh*  XMLBigDecimal::getRawData() const
    00185 {
    00186     return fRawData;
    00187 }
    00188
    00189 inline const XMLCh*  XMLBigDecimal::getFormattedString() const
    00190 {
    00191     return fRawData;
    00192 }
    00193
    00194 inline MemoryManager* XMLBigDecimal::getMemoryManager() const
    00195 {
    00196     return fMemoryManager;
    00197 }
    00198
    00199 inline XMLCh*  XMLBigDecimal::getIntVal() const
    00200 {
    00201     return fIntVal;
    00202 }
    00203
    00204 XERCES_CPP_NAMESPACE_END
    00205
    00206 #endif