?? xmldatetime.hpp
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/* * Copyright 2001,2004 The Apache Software Foundation. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. *//* * $Id: XMLDateTime.hpp,v 1.20 2004/09/08 13:56:24 peiyongz Exp $ * $Log: XMLDateTime.hpp,v $ * Revision 1.20 2004/09/08 13:56:24 peiyongz * Apache License Version 2.0 * * Revision 1.19 2004/08/31 20:50:50 peiyongz * Parse/keep milisecond as double to retain precision. * * Revision 1.18 2004/08/11 16:48:55 peiyongz * Allow XSValue access * * Revision 1.17 2004/01/29 11:48:47 cargilld * Code cleanup changes to get rid of various compiler diagnostic messages. * * Revision 1.16 2004/01/13 19:50:56 peiyongz * remove parseContent() * * Revision 1.14 2003/12/31 02:34:11 neilg * enable production of canonical representations for dates with negative years, or years >9999 * * Revision 1.13 2003/12/17 20:00:49 cargilld * Update for memory management so that the static memory manager (one * used to call Initialize) is only for static data. * * Revision 1.12 2003/12/17 00:18:35 cargilld * Update to memory management so that the static memory manager (one used to call Initialize) is only for static data. * * Revision 1.11 2003/12/11 21:38:12 peiyongz * support for Canonical Representation for Datatype * * Revision 1.10 2003/09/23 18:16:07 peiyongz * Inplementation for Serialization/Deserialization * * Revision 1.9 2003/08/14 02:57:27 knoaman * Code refactoring to improve performance of validation. * * Revision 1.8 2003/05/18 14:02:05 knoaman * Memory manager implementation: pass per instance manager. * * Revision 1.7 2003/05/15 19:07:46 knoaman * Partial implementation of the configurable memory manager. * * Revision 1.6 2003/05/09 15:13:46 peiyongz * Deprecated toString() in XMLNumber family * * Revision 1.5 2003/03/10 20:55:58 peiyongz * Schema Errata E2-40 double/float * * Revision 1.4 2003/02/02 23:54:43 peiyongz * getFormattedString() added to return original and converted value. * * Revision 1.3 2003/01/30 21:55:22 tng * Performance: create getRawData which is similar to toString but return the internal data directly, user is not required to delete the returned memory. * * Revision 1.2 2002/11/04 15:22:05 tng * C++ Namespace Support. * * Revision 1.1.1.1 2002/02/01 22:22:14 peiyongz * sane_include * * Revision 1.4 2001/11/22 20:23:00 peiyongz * _declspec(dllimport) and inline warning C4273 * * Revision 1.3 2001/11/12 20:36:54 peiyongz * SchemaDateTimeException defined * * Revision 1.2 2001/11/09 20:41:45 peiyongz * Fix: compilation error on Solaris and AIX. * * Revision 1.1 2001/11/07 19:16:03 peiyongz * DateTime Port * */#ifndef XML_DATETIME_HPP#define XML_DATETIME_HPP#include <xercesc/util/XMLNumber.hpp>#include <xercesc/util/PlatformUtils.hpp>#include <xercesc/util/XMLString.hpp>#include <xercesc/util/XMLUniDefs.hpp>#include <xercesc/util/SchemaDateTimeException.hpp>XERCES_CPP_NAMESPACE_BEGINclass XSValue;class XMLUTIL_EXPORT XMLDateTime : public XMLNumber{public: enum valueIndex { CentYear = 0, Month , Day , Hour , Minute , Second , MiliSecond , //not to be used directly utc , TOTAL_SIZE }; enum utcType { UTC_UNKNOWN = 0, UTC_STD , // set in parse() or normalize() UTC_POS , // set in parse() UTC_NEG // set in parse() }; // ----------------------------------------------------------------------- // ctors and dtor // ----------------------------------------------------------------------- XMLDateTime(MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager); XMLDateTime(const XMLCh* const, MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager); ~XMLDateTime(); inline void setBuffer(const XMLCh* const); // ----------------------------------------------------------------------- // Copy ctor and Assignment operators // ----------------------------------------------------------------------- XMLDateTime(const XMLDateTime&); XMLDateTime& operator=(const XMLDateTime&); // ----------------------------------------------------------------------- // Implementation of Abstract Interface // ----------------------------------------------------------------------- /** * * Deprecated: please use getRawData * */ virtual XMLCh* toString() const; virtual XMLCh* getRawData() const; virtual const XMLCh* getFormattedString() const; virtual int getSign() const; // ----------------------------------------------------------------------- // Canonical Representation // ----------------------------------------------------------------------- XMLCh* getDateTimeCanonicalRepresentation(MemoryManager* const memMgr) const; XMLCh* getTimeCanonicalRepresentation(MemoryManager* const memMgr) const; // ----------------------------------------------------------------------- // parsers // ----------------------------------------------------------------------- void parseDateTime(); //DateTime void parseDate(); //Date void parseTime(); //Time void parseDay(); //gDay void parseMonth(); //gMonth void parseYear(); //gYear void parseMonthDay(); //gMonthDay void parseYearMonth(); //gYearMonth void parseDuration(); //duration // ----------------------------------------------------------------------- // Comparison // ----------------------------------------------------------------------- static int compare(const XMLDateTime* const , const XMLDateTime* const); static int compare(const XMLDateTime* const , const XMLDateTime* const , bool ); static int compareOrder(const XMLDateTime* const , const XMLDateTime* const); /*** * Support for Serialization/De-serialization ***/ DECL_XSERIALIZABLE(XMLDateTime)private: // ----------------------------------------------------------------------- // Constant data // ----------------------------------------------------------------------- // enum timezoneIndex { hh = 0, mm , TIMEZONE_ARRAYSIZE }; // ----------------------------------------------------------------------- // Comparison // ----------------------------------------------------------------------- static int compareResult(int , int , bool); static void addDuration(XMLDateTime* pDuration , const XMLDateTime* const pBaseDate , int index); static int compareResult(const XMLDateTime* const , const XMLDateTime* const , bool , int); static inline int getRetVal(int, int); // ----------------------------------------------------------------------- // helper // ----------------------------------------------------------------------- inline void reset(); inline void assertBuffer() const; inline void copy(const XMLDateTime&); // allow multiple parsing inline void initParser(); inline bool isNormalized() const; // ----------------------------------------------------------------------- // scaners // ----------------------------------------------------------------------- void getDate(); void getTime(); void getYearMonth(); void getTimeZone(const int); void parseTimeZone(); // ----------------------------------------------------------------------- // locator and converter // ----------------------------------------------------------------------- int findUTCSign(const int start); int indexOf(const int start , const int end , const XMLCh ch) const; int parseInt(const int start , const int end) const; int parseIntYear(const int end) const; double parseMiliSecond(const int start , const int end) const; // ----------------------------------------------------------------------- // validator and normalizer // ----------------------------------------------------------------------- void validateDateTime() const; void normalize(); void fillString(XMLCh*& ptr, valueIndex ind, int expLen) const; int fillYearString(XMLCh*& ptr, valueIndex ind) const; void searchMiliSeconds(XMLCh*& miliStartPtr, XMLCh*& miliEndPtr) const; // ----------------------------------------------------------------------- // Unimplemented operator == // ----------------------------------------------------------------------- bool operator==(const XMLDateTime& toCompare) const; // ----------------------------------------------------------------------- // Private data members // // fValue[] // object representation of date time. // // fTimeZone[] // temporary storage for normalization // // fStart, fEnd // pointers to the portion of fBuffer being parsed // // fBuffer // raw data to be parsed, own it. // // ----------------------------------------------------------------------- int fValue[TOTAL_SIZE]; int fTimeZone[TIMEZONE_ARRAYSIZE]; int fStart; int fEnd; int fBufferMaxLen; XMLCh* fBuffer; double fMiliSecond; bool fHasTime; MemoryManager* fMemoryManager; friend class XSValue;};inline void XMLDateTime::setBuffer(const XMLCh* const aString){ reset(); fEnd = XMLString::stringLen(aString); if (fEnd > 0) { if (fEnd > fBufferMaxLen) { fMemoryManager->deallocate(fBuffer); fBufferMaxLen = fEnd + 8; fBuffer = (XMLCh*) fMemoryManager->allocate((fBufferMaxLen+1) * sizeof(XMLCh)); } memcpy(fBuffer, aString, (fEnd+1) * sizeof(XMLCh)); }}inline void XMLDateTime::reset(){ for ( int i=0; i < TOTAL_SIZE; i++ ) fValue[i] = 0; fMiliSecond = 0; fHasTime = false; fTimeZone[hh] = fTimeZone[mm] = 0; fStart = fEnd = 0; if (fBuffer) *fBuffer = 0;}inline void XMLDateTime::copy(const XMLDateTime& rhs){ for ( int i = 0; i < TOTAL_SIZE; i++ ) fValue[i] = rhs.fValue[i]; fMiliSecond = rhs.fMiliSecond; fHasTime = rhs.fHasTime; fTimeZone[hh] = rhs.fTimeZone[hh]; fTimeZone[mm] = rhs.fTimeZone[mm]; fStart = rhs.fStart; fEnd = rhs.fEnd; if (fEnd > 0) { if (fEnd > fBufferMaxLen) { fMemoryManager->deallocate(fBuffer);//delete[] fBuffer; fBufferMaxLen = rhs.fBufferMaxLen; fBuffer = (XMLCh*) fMemoryManager->allocate((fBufferMaxLen+1) * sizeof(XMLCh)); } memcpy(fBuffer, rhs.fBuffer, (fEnd+1) * sizeof(XMLCh)); }}inline void XMLDateTime::assertBuffer() const{ if ( ( !fBuffer ) || ( fBuffer[0] == chNull ) ) { ThrowXMLwithMemMgr(SchemaDateTimeException , XMLExcepts::DateTime_Assert_Buffer_Fail , fMemoryManager); }}inline void XMLDateTime::initParser(){ assertBuffer(); fStart = 0; // to ensure scan from the very first beginning // in case the pointer is updated accidentally by someone else.}inline bool XMLDateTime::isNormalized() const{ return ( fValue[utc] == UTC_STD ? true : false );}inline int XMLDateTime::getRetVal(int c1, int c2){ if ((c1 == LESS_THAN && c2 == GREATER_THAN) || (c1 == GREATER_THAN && c2 == LESS_THAN) ) { return INDETERMINATE; } return ( c1 != INDETERMINATE ) ? c1 : c2;}XERCES_CPP_NAMESPACE_END#endif?? 快捷鍵說明
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