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
