| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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.cpp 568078 2007-08-21 11:43:25Z amassari $ |
| */ |
| |
| // --------------------------------------------------------------------------- |
| // Includes |
| // --------------------------------------------------------------------------- |
| #include <stdlib.h> |
| #include <assert.h> |
| #include <errno.h> |
| |
| #include <xercesc/util/XMLDateTime.hpp> |
| #include <xercesc/util/XMLString.hpp> |
| #include <xercesc/util/XMLUni.hpp> |
| #include <xercesc/util/Janitor.hpp> |
| #include <xercesc/util/NumberFormatException.hpp> |
| |
| XERCES_CPP_NAMESPACE_BEGIN |
| |
| // |
| // constants used to process raw data (fBuffer) |
| // |
| // [-]{CCYY-MM-DD}'T'{HH:MM:SS.MS}['Z'] |
| // [{+|-}hh:mm'] |
| // |
| |
| static const XMLCh DURATION_STARTER = chLatin_P; // 'P' |
| static const XMLCh DURATION_Y = chLatin_Y; // 'Y' |
| static const XMLCh DURATION_M = chLatin_M; // 'M' |
| static const XMLCh DURATION_D = chLatin_D; // 'D' |
| static const XMLCh DURATION_H = chLatin_H; // 'H' |
| static const XMLCh DURATION_S = chLatin_S; // 'S' |
| |
| static const XMLCh DATE_SEPARATOR = chDash; // '-' |
| static const XMLCh TIME_SEPARATOR = chColon; // ':' |
| static const XMLCh TIMEZONE_SEPARATOR = chColon; // ':' |
| static const XMLCh DATETIME_SEPARATOR = chLatin_T; // 'T' |
| static const XMLCh MILISECOND_SEPARATOR = chPeriod; // '.' |
| |
| static const XMLCh UTC_STD_CHAR = chLatin_Z; // 'Z' |
| static const XMLCh UTC_POS_CHAR = chPlus; // '+' |
| static const XMLCh UTC_NEG_CHAR = chDash; // '-' |
| |
| static const XMLCh UTC_SET[] = {UTC_STD_CHAR //"Z+-" |
| , UTC_POS_CHAR |
| , UTC_NEG_CHAR |
| , chNull}; |
| |
| static const int YMD_MIN_SIZE = 10; // CCYY-MM-DD |
| static const int YMONTH_MIN_SIZE = 7; // CCYY_MM |
| static const int TIME_MIN_SIZE = 8; // hh:mm:ss |
| static const int TIMEZONE_SIZE = 5; // hh:mm |
| static const int DAY_SIZE = 5; // ---DD |
| //static const int MONTH_SIZE = 6; // --MM-- |
| static const int MONTHDAY_SIZE = 7; // --MM-DD |
| static const int NOT_FOUND = -1; |
| |
| //define constants to be used in assigning default values for |
| //all date/time excluding duration |
| static const int YEAR_DEFAULT = 2000; |
| static const int MONTH_DEFAULT = 01; |
| static const int DAY_DEFAULT = 15; |
| |
| // order-relation on duration is a partial order. The dates below are used to |
| // for comparison of 2 durations, based on the fact that |
| // duration x and y is x<=y iff s+x<=s+y |
| // see 3.2.6 duration W3C schema datatype specs |
| // |
| // the dates are in format: {CCYY,MM,DD, H, S, M, MS, timezone} |
| static const int DATETIMES[][XMLDateTime::TOTAL_SIZE] = |
| { |
| {1696, 9, 1, 0, 0, 0, 0, XMLDateTime::UTC_STD}, |
| {1697, 2, 1, 0, 0, 0, 0, XMLDateTime::UTC_STD}, |
| {1903, 3, 1, 0, 0, 0, 0, XMLDateTime::UTC_STD}, |
| {1903, 7, 1, 0, 0, 0, 0, XMLDateTime::UTC_STD} |
| }; |
| |
| // --------------------------------------------------------------------------- |
| // local methods |
| // --------------------------------------------------------------------------- |
| static inline int fQuotient(int a, int b) |
| { |
| div_t div_result = div(a, b); |
| return div_result.quot; |
| } |
| |
| static inline int fQuotient(int temp, int low, int high) |
| { |
| return fQuotient(temp - low, high - low); |
| } |
| |
| static inline int mod(int a, int b, int quotient) |
| { |
| return (a - quotient*b) ; |
| } |
| |
| static inline int modulo (int temp, int low, int high) |
| { |
| //modulo(a - low, high - low) + low |
| int a = temp - low; |
| int b = high - low; |
| return (mod (a, b, fQuotient(a, b)) + low) ; |
| } |
| |
| static inline bool isLeapYear(int year) |
| { |
| return((year%4 == 0) && ((year%100 != 0) || (year%400 == 0))); |
| } |
| |
| static int maxDayInMonthFor(int year, int month) |
| { |
| |
| if ( month == 4 || month == 6 || month == 9 || month == 11 ) |
| { |
| return 30; |
| } |
| else if ( month==2 ) |
| { |
| if ( isLeapYear(year) ) |
| return 29; |
| else |
| return 28; |
| } |
| else |
| { |
| return 31; |
| } |
| |
| } |
| |
| // --------------------------------------------------------------------------- |
| // static methods : for duration |
| // --------------------------------------------------------------------------- |
| /** |
| * Compares 2 given durations. (refer to W3C Schema Datatypes "3.2.6 duration") |
| * |
| * 3.2.6.2 Order relation on duration |
| * |
| * In general, the order-relation on duration is a partial order since there is no |
| * determinate relationship between certain durations such as one month (P1M) and 30 days (P30D). |
| * The order-relation of two duration values x and y is x < y iff s+x < s+y for each qualified |
| * dateTime s in the list below. |
| * |
| * These values for s cause the greatest deviations in the addition of dateTimes and durations |
| * |
| **/ |
| int XMLDateTime::compare(const XMLDateTime* const pDate1 |
| , const XMLDateTime* const pDate2 |
| , bool strict) |
| { |
| //REVISIT: this is unoptimazed vs of comparing 2 durations |
| // Algorithm is described in 3.2.6.2 W3C Schema Datatype specs |
| // |
| |
| int resultA, resultB = INDETERMINATE; |
| |
| //try and see if the objects are equal |
| if ( (resultA = compareOrder(pDate1, pDate2)) == EQUAL) |
| return EQUAL; |
| |
| //long comparison algorithm is required |
| XMLDateTime tempA(XMLPlatformUtils::fgMemoryManager), *pTempA = &tempA; |
| XMLDateTime tempB(XMLPlatformUtils::fgMemoryManager), *pTempB = &tempB; |
| |
| addDuration(pTempA, pDate1, 0); |
| addDuration(pTempB, pDate2, 0); |
| resultA = compareOrder(pTempA, pTempB); |
| if ( resultA == INDETERMINATE ) |
| return INDETERMINATE; |
| |
| addDuration(pTempA, pDate1, 1); |
| addDuration(pTempB, pDate2, 1); |
| resultB = compareOrder(pTempA, pTempB); |
| resultA = compareResult(resultA, resultB, strict); |
| if ( resultA == INDETERMINATE ) |
| return INDETERMINATE; |
| |
| addDuration(pTempA, pDate1, 2); |
| addDuration(pTempB, pDate2, 2); |
| resultB = compareOrder(pTempA, pTempB); |
| resultA = compareResult(resultA, resultB, strict); |
| if ( resultA == INDETERMINATE ) |
| return INDETERMINATE; |
| |
| addDuration(pTempA, pDate1, 3); |
| addDuration(pTempB, pDate2, 3); |
| resultB = compareOrder(pTempA, pTempB); |
| resultA = compareResult(resultA, resultB, strict); |
| |
| return resultA; |
| |
| } |
| |
| // |
| // Form a new XMLDateTime with duration and baseDate array |
| // Note: C++ Java |
| // fNewDate duration |
| // fDuration date |
| // |
| |
| void XMLDateTime::addDuration(XMLDateTime* fNewDate |
| , const XMLDateTime* const fDuration |
| , int index) |
| |
| { |
| |
| //REVISIT: some code could be shared between normalize() and this method, |
| // however is it worth moving it? The structures are different... |
| // |
| |
| fNewDate->reset(); |
| //add months (may be modified additionaly below) |
| int temp = DATETIMES[index][Month] + fDuration->fValue[Month]; |
| fNewDate->fValue[Month] = modulo(temp, 1, 13); |
| int carry = fQuotient(temp, 1, 13); |
| if (fNewDate->fValue[Month] <= 0) { |
| fNewDate->fValue[Month]+= 12; |
| carry--; |
| } |
| |
| //add years (may be modified additionaly below) |
| fNewDate->fValue[CentYear] = DATETIMES[index][CentYear] + fDuration->fValue[CentYear] + carry; |
| |
| //add seconds |
| temp = DATETIMES[index][Second] + fDuration->fValue[Second]; |
| carry = fQuotient (temp, 60); |
| fNewDate->fValue[Second] = mod(temp, 60, carry); |
| if (fNewDate->fValue[Second] < 0) { |
| fNewDate->fValue[Second]+= 60; |
| carry--; |
| } |
| |
| //add minutes |
| temp = DATETIMES[index][Minute] + fDuration->fValue[Minute] + carry; |
| carry = fQuotient(temp, 60); |
| fNewDate->fValue[Minute] = mod(temp, 60, carry); |
| if (fNewDate->fValue[Minute] < 0) { |
| fNewDate->fValue[Minute]+= 60; |
| carry--; |
| } |
| |
| //add hours |
| temp = DATETIMES[index][Hour] + fDuration->fValue[Hour] + carry; |
| carry = fQuotient(temp, 24); |
| fNewDate->fValue[Hour] = mod(temp, 24, carry); |
| if (fNewDate->fValue[Hour] < 0) { |
| fNewDate->fValue[Hour]+= 24; |
| carry--; |
| } |
| |
| fNewDate->fValue[Day] = DATETIMES[index][Day] + fDuration->fValue[Day] + carry; |
| |
| while ( true ) |
| { |
| temp = maxDayInMonthFor(fNewDate->fValue[CentYear], fNewDate->fValue[Month]); |
| if ( fNewDate->fValue[Day] < 1 ) |
| { //original fNewDate was negative |
| fNewDate->fValue[Day] += maxDayInMonthFor(fNewDate->fValue[CentYear], fNewDate->fValue[Month]-1); |
| carry = -1; |
| } |
| else if ( fNewDate->fValue[Day] > temp ) |
| { |
| fNewDate->fValue[Day] -= temp; |
| carry = 1; |
| } |
| else |
| { |
| break; |
| } |
| |
| temp = fNewDate->fValue[Month] + carry; |
| fNewDate->fValue[Month] = modulo(temp, 1, 13); |
| if (fNewDate->fValue[Month] <= 0) { |
| fNewDate->fValue[Month]+= 12; |
| fNewDate->fValue[CentYear]--; |
| } |
| fNewDate->fValue[CentYear] += fQuotient(temp, 1, 13); |
| } |
| |
| //fNewDate->fValue[utc] = UTC_STD_CHAR; |
| fNewDate->fValue[utc] = UTC_STD; |
| } |
| |
| int XMLDateTime::compareResult(int resultA |
| , int resultB |
| , bool strict) |
| { |
| |
| if ( resultB == INDETERMINATE ) |
| { |
| return INDETERMINATE; |
| } |
| else if ( (resultA != resultB) && |
| strict ) |
| { |
| return INDETERMINATE; |
| } |
| else if ( (resultA != resultB) && |
| !strict ) |
| { |
| if ( (resultA != EQUAL) && |
| (resultB != EQUAL) ) |
| { |
| return INDETERMINATE; |
| } |
| else |
| { |
| return (resultA != EQUAL)? resultA : resultB; |
| } |
| } |
| |
| return resultA; |
| |
| } |
| |
| // --------------------------------------------------------------------------- |
| // static methods : for others |
| // --------------------------------------------------------------------------- |
| int XMLDateTime::compare(const XMLDateTime* const pDate1 |
| , const XMLDateTime* const pDate2) |
| { |
| |
| if (pDate1->fValue[utc] == pDate2->fValue[utc]) |
| { |
| return XMLDateTime::compareOrder(pDate1, pDate2); |
| } |
| |
| int c1, c2; |
| |
| if ( pDate1->isNormalized()) |
| { |
| c1 = compareResult(pDate1, pDate2, false, UTC_POS); |
| c2 = compareResult(pDate1, pDate2, false, UTC_NEG); |
| return getRetVal(c1, c2); |
| } |
| else if ( pDate2->isNormalized()) |
| { |
| c1 = compareResult(pDate1, pDate2, true, UTC_POS); |
| c2 = compareResult(pDate1, pDate2, true, UTC_NEG); |
| return getRetVal(c1, c2); |
| } |
| |
| return INDETERMINATE; |
| } |
| |
| int XMLDateTime::compareResult(const XMLDateTime* const pDate1 |
| , const XMLDateTime* const pDate2 |
| , bool set2Left |
| , int utc_type) |
| { |
| XMLDateTime tmpDate = (set2Left ? *pDate1 : *pDate2); |
| |
| tmpDate.fTimeZone[hh] = 14; |
| tmpDate.fTimeZone[mm] = 0; |
| tmpDate.fValue[utc] = utc_type; |
| tmpDate.normalize(); |
| |
| return (set2Left? XMLDateTime::compareOrder(&tmpDate, pDate2) : |
| XMLDateTime::compareOrder(pDate1, &tmpDate)); |
| } |
| |
| int XMLDateTime::compareOrder(const XMLDateTime* const lValue |
| , const XMLDateTime* const rValue) |
| //, MemoryManager* const memMgr) |
| { |
| // |
| // If any of the them is not normalized() yet, |
| // we need to do something here. |
| // |
| XMLDateTime lTemp = *lValue; |
| XMLDateTime rTemp = *rValue; |
| |
| lTemp.normalize(); |
| rTemp.normalize(); |
| |
| for ( int i = 0 ; i < TOTAL_SIZE; i++ ) |
| { |
| if ( lTemp.fValue[i] < rTemp.fValue[i] ) |
| { |
| return LESS_THAN; |
| } |
| else if ( lTemp.fValue[i] > rTemp.fValue[i] ) |
| { |
| return GREATER_THAN; |
| } |
| } |
| |
| if ( lTemp.fHasTime) |
| { |
| if ( lTemp.fMiliSecond < rTemp.fMiliSecond ) |
| { |
| return LESS_THAN; |
| } |
| else if ( lTemp.fMiliSecond > rTemp.fMiliSecond ) |
| { |
| return GREATER_THAN; |
| } |
| } |
| |
| return EQUAL; |
| } |
| |
| // --------------------------------------------------------------------------- |
| // ctor and dtor |
| // --------------------------------------------------------------------------- |
| XMLDateTime::~XMLDateTime() |
| { |
| if (fBuffer) |
| fMemoryManager->deallocate(fBuffer);//delete[] fBuffer; |
| } |
| |
| XMLDateTime::XMLDateTime(MemoryManager* const manager) |
| : fStart(0) |
| , fEnd(0) |
| , fBufferMaxLen(0) |
| , fMiliSecond(0) |
| , fHasTime(false) |
| , fBuffer(0) |
| , fMemoryManager(manager) |
| { |
| reset(); |
| } |
| |
| XMLDateTime::XMLDateTime(const XMLCh* const aString, |
| MemoryManager* const manager) |
| : fStart(0) |
| , fEnd(0) |
| , fBufferMaxLen(0) |
| , fMiliSecond(0) |
| , fHasTime(false) |
| , fBuffer(0) |
| , fMemoryManager(manager) |
| { |
| setBuffer(aString); |
| } |
| |
| // ----------------------------------------------------------------------- |
| // Copy ctor and Assignment operators |
| // ----------------------------------------------------------------------- |
| |
| XMLDateTime::XMLDateTime(const XMLDateTime &toCopy) |
| : XMLNumber(toCopy) |
| , fBufferMaxLen(0) |
| , fBuffer(0) |
| , fMemoryManager(toCopy.fMemoryManager) |
| { |
| copy(toCopy); |
| } |
| |
| XMLDateTime& XMLDateTime::operator=(const XMLDateTime& rhs) |
| { |
| if (this == &rhs) |
| return *this; |
| |
| copy(rhs); |
| return *this; |
| } |
| |
| // ----------------------------------------------------------------------- |
| // Implementation of Abstract Interface |
| // ----------------------------------------------------------------------- |
| |
| // |
| // We may simply return the handle to fBuffer, but |
| // for the sake of consistency, we return a duplicated copy |
| // and the caller is responsible for the release of the buffer |
| // just like any other things in the XMLNumber family. |
| // |
| XMLCh* XMLDateTime::toString() const |
| { |
| assertBuffer(); |
| |
| // Return data using global operator new |
| XMLCh* retBuf = XMLString::replicate(fBuffer); |
| return retBuf; |
| } |
| |
| // |
| // We may simply return the handle to fBuffer |
| // |
| XMLCh* XMLDateTime::getRawData() const |
| { |
| assertBuffer(); |
| return fBuffer; |
| } |
| |
| |
| const XMLCh* XMLDateTime::getFormattedString() const |
| { |
| return getRawData(); |
| } |
| |
| int XMLDateTime::getSign() const |
| { |
| return 0; |
| } |
| |
| // --------------------------------------------------------------------------- |
| // Parsers |
| // --------------------------------------------------------------------------- |
| |
| // |
| // [-]{CCYY-MM-DD}'T'{HH:MM:SS.MS}[TimeZone] |
| // |
| void XMLDateTime::parseDateTime() |
| { |
| initParser(); |
| getDate(); |
| |
| //fStart is supposed to point to 'T' |
| if (fBuffer[fStart++] != DATETIME_SEPARATOR) |
| ThrowXMLwithMemMgr1(SchemaDateTimeException |
| , XMLExcepts::DateTime_dt_missingT |
| , fBuffer |
| , fMemoryManager); |
| |
| getTime(); |
| validateDateTime(); |
| normalize(); |
| fHasTime = true; |
| } |
| |
| // |
| // [-]{CCYY-MM-DD}[TimeZone] |
| // |
| void XMLDateTime::parseDate() |
| { |
| initParser(); |
| getDate(); |
| parseTimeZone(); |
| validateDateTime(); |
| normalize(); |
| } |
| |
| void XMLDateTime::parseTime() |
| { |
| initParser(); |
| |
| // time initialize to default values |
| fValue[CentYear]= YEAR_DEFAULT; |
| fValue[Month] = MONTH_DEFAULT; |
| fValue[Day] = DAY_DEFAULT; |
| |
| getTime(); |
| |
| validateDateTime(); |
| normalize(); |
| fHasTime = true; |
| } |
| |
| // |
| // {---DD}[TimeZone] |
| // 01234 |
| // |
| void XMLDateTime::parseDay() |
| { |
| initParser(); |
| |
| if (fBuffer[0] != DATE_SEPARATOR || |
| fBuffer[1] != DATE_SEPARATOR || |
| fBuffer[2] != DATE_SEPARATOR ) |
| { |
| ThrowXMLwithMemMgr1(SchemaDateTimeException |
| , XMLExcepts::DateTime_gDay_invalid |
| , fBuffer |
| , fMemoryManager); |
| } |
| |
| //initialize values |
| fValue[CentYear] = YEAR_DEFAULT; |
| fValue[Month] = MONTH_DEFAULT; |
| fValue[Day] = parseInt(fStart+3, fStart+5); |
| |
| if ( DAY_SIZE < fEnd ) |
| { |
| int pos = XMLString::indexOf(UTC_SET, fBuffer[DAY_SIZE]); |
| if (pos == -1 ) |
| { |
| ThrowXMLwithMemMgr1(SchemaDateTimeException |
| , XMLExcepts::DateTime_gDay_invalid |
| , fBuffer |
| , fMemoryManager); |
| } |
| else |
| { |
| fValue[utc] = pos+1; |
| getTimeZone(DAY_SIZE); |
| } |
| } |
| |
| validateDateTime(); |
| normalize(); |
| } |
| |
| // |
| // {--MM--}[TimeZone] |
| // {--MM}[TimeZone] |
| // 012345 |
| // |
| void XMLDateTime::parseMonth() |
| { |
| initParser(); |
| |
| if (fBuffer[0] != DATE_SEPARATOR || |
| fBuffer[1] != DATE_SEPARATOR ) |
| { |
| ThrowXMLwithMemMgr1(SchemaDateTimeException |
| , XMLExcepts::DateTime_gMth_invalid |
| , fBuffer |
| , fMemoryManager); |
| } |
| |
| //set constants |
| fValue[CentYear] = YEAR_DEFAULT; |
| fValue[Day] = DAY_DEFAULT; |
| fValue[Month] = parseInt(2, 4); |
| |
| // REVISIT: allow both --MM and --MM-- now. |
| // need to remove the following lines to disallow --MM-- |
| // when the errata is officially in the rec. |
| fStart = 4; |
| if ( fEnd >= fStart+2 && fBuffer[fStart] == DATE_SEPARATOR && fBuffer[fStart+1] == DATE_SEPARATOR ) |
| { |
| fStart += 2; |
| } |
| |
| // |
| // parse TimeZone if any |
| // |
| if ( fStart < fEnd ) |
| { |
| int pos = XMLString::indexOf(UTC_SET, fBuffer[fStart]); |
| if ( pos == NOT_FOUND ) |
| { |
| ThrowXMLwithMemMgr1(SchemaDateTimeException |
| , XMLExcepts::DateTime_gMth_invalid |
| , fBuffer |
| , fMemoryManager); |
| } |
| else |
| { |
| fValue[utc] = pos+1; |
| getTimeZone(fStart); |
| } |
| } |
| |
| validateDateTime(); |
| normalize(); |
| } |
| |
| // |
| //[-]{CCYY}[TimeZone] |
| // 0 1234 |
| // |
| void XMLDateTime::parseYear() |
| { |
| initParser(); |
| |
| // skip the first '-' and search for timezone |
| // |
| int sign = findUTCSign((fBuffer[0] == chDash) ? 1 : 0); |
| |
| if (sign == NOT_FOUND) |
| { |
| fValue[CentYear] = parseIntYear(fEnd); |
| } |
| else |
| { |
| fValue[CentYear] = parseIntYear(sign); |
| getTimeZone(sign); |
| } |
| |
| //initialize values |
| fValue[Month] = MONTH_DEFAULT; |
| fValue[Day] = DAY_DEFAULT; //java is 1 |
| |
| validateDateTime(); |
| normalize(); |
| } |
| |
| // |
| //{--MM-DD}[TimeZone] |
| // 0123456 |
| // |
| void XMLDateTime::parseMonthDay() |
| { |
| initParser(); |
| |
| if (fBuffer[0] != DATE_SEPARATOR || |
| fBuffer[1] != DATE_SEPARATOR || |
| fBuffer[4] != DATE_SEPARATOR ) |
| { |
| ThrowXMLwithMemMgr1(SchemaDateTimeException |
| , XMLExcepts::DateTime_gMthDay_invalid |
| , fBuffer |
| , fMemoryManager); |
| } |
| |
| |
| //initialize |
| fValue[CentYear] = YEAR_DEFAULT; |
| fValue[Month] = parseInt(2, 4); |
| fValue[Day] = parseInt(5, 7); |
| |
| if ( MONTHDAY_SIZE < fEnd ) |
| { |
| int pos = XMLString::indexOf(UTC_SET, fBuffer[MONTHDAY_SIZE]); |
| if ( pos == NOT_FOUND ) |
| { |
| ThrowXMLwithMemMgr1(SchemaDateTimeException |
| , XMLExcepts::DateTime_gMthDay_invalid |
| , fBuffer |
| , fMemoryManager); |
| } |
| else |
| { |
| fValue[utc] = pos+1; |
| getTimeZone(MONTHDAY_SIZE); |
| } |
| } |
| |
| validateDateTime(); |
| normalize(); |
| } |
| |
| void XMLDateTime::parseYearMonth() |
| { |
| initParser(); |
| |
| // get date |
| getYearMonth(); |
| fValue[Day] = DAY_DEFAULT; |
| parseTimeZone(); |
| |
| validateDateTime(); |
| normalize(); |
| } |
| |
| // |
| //PnYn MnDTnH nMnS: -P1Y2M3DT10H30M |
| // |
| // [-]{'P'{[n'Y'][n'M'][n'D']['T'][n'H'][n'M'][n'S']}} |
| // |
| // Note: the n above shall be >= 0 |
| // if no time element found, 'T' shall be absent |
| // |
| void XMLDateTime::parseDuration() |
| { |
| initParser(); |
| |
| // must start with '-' or 'P' |
| // |
| XMLCh c = fBuffer[fStart++]; |
| if ( (c != DURATION_STARTER) && |
| (c != chDash) ) |
| { |
| ThrowXMLwithMemMgr1(SchemaDateTimeException |
| , XMLExcepts::DateTime_dur_Start_dashP |
| , fBuffer |
| , fMemoryManager); |
| } |
| |
| // 'P' must ALWAYS be present in either case |
| if ( (c == chDash) && |
| (fBuffer[fStart++]!= DURATION_STARTER )) |
| { |
| ThrowXMLwithMemMgr1(SchemaDateTimeException |
| , XMLExcepts::DateTime_dur_noP |
| , fBuffer |
| , fMemoryManager); |
| } |
| |
| // java code |
| //date[utc]=(c=='-')?'-':0; |
| //fValue[utc] = UTC_STD; |
| fValue[utc] = (fBuffer[0] == chDash? UTC_NEG : UTC_STD); |
| |
| int negate = ( fBuffer[0] == chDash ? -1 : 1); |
| |
| // |
| // No negative value is allowed after 'P' |
| // |
| // eg P-1234, invalid |
| // |
| if (indexOf(fStart, fEnd, chDash) != NOT_FOUND) |
| { |
| ThrowXMLwithMemMgr1(SchemaDateTimeException |
| , XMLExcepts::DateTime_dur_DashNotFirst |
| , fBuffer |
| , fMemoryManager); |
| } |
| |
| //at least one number and designator must be seen after P |
| bool designator = false; |
| |
| int endDate = indexOf(fStart, fEnd, DATETIME_SEPARATOR); |
| if ( endDate == NOT_FOUND ) |
| { |
| endDate = fEnd; // 'T' absent |
| } |
| |
| //find 'Y' |
| int end = indexOf(fStart, endDate, DURATION_Y); |
| if ( end != NOT_FOUND ) |
| { |
| //scan year |
| fValue[CentYear] = negate * parseInt(fStart, end); |
| fStart = end+1; |
| designator = true; |
| } |
| |
| end = indexOf(fStart, endDate, DURATION_M); |
| if ( end != NOT_FOUND ) |
| { |
| //scan month |
| fValue[Month] = negate * parseInt(fStart, end); |
| fStart = end+1; |
| designator = true; |
| } |
| |
| end = indexOf(fStart, endDate, DURATION_D); |
| if ( end != NOT_FOUND ) |
| { |
| //scan day |
| fValue[Day] = negate * parseInt(fStart,end); |
| fStart = end+1; |
| designator = true; |
| } |
| |
| if ( (fEnd == endDate) && // 'T' absent |
| (fStart != fEnd) ) // something after Day |
| { |
| ThrowXMLwithMemMgr1(SchemaDateTimeException |
| , XMLExcepts::DateTime_dur_inv_b4T |
| , fBuffer |
| , fMemoryManager); |
| } |
| |
| if ( fEnd != endDate ) // 'T' present |
| { |
| //scan hours, minutes, seconds |
| // |
| |
| // skip 'T' first |
| end = indexOf(++fStart, fEnd, DURATION_H); |
| if ( end != NOT_FOUND ) |
| { |
| //scan hours |
| fValue[Hour] = negate * parseInt(fStart, end); |
| fStart = end+1; |
| designator = true; |
| } |
| |
| end = indexOf(fStart, fEnd, DURATION_M); |
| if ( end != NOT_FOUND ) |
| { |
| //scan min |
| fValue[Minute] = negate * parseInt(fStart, end); |
| fStart = end+1; |
| designator = true; |
| } |
| |
| end = indexOf(fStart, fEnd, DURATION_S); |
| if ( end != NOT_FOUND ) |
| { |
| //scan seconds |
| int mlsec = indexOf (fStart, end, MILISECOND_SEPARATOR); |
| |
| /*** |
| * Schema Errata: E2-23 |
| * at least one digit must follow the decimal point if it appears. |
| * That is, the value of the seconds component must conform |
| * to the following pattern: [0-9]+(.[0-9]+)? |
| */ |
| if ( mlsec != NOT_FOUND ) |
| { |
| /*** |
| * make usure there is something after the '.' and before the end. |
| */ |
| if ( mlsec+1 == end ) |
| { |
| ThrowXMLwithMemMgr1(SchemaDateTimeException |
| , XMLExcepts::DateTime_dur_inv_seconds |
| , fBuffer |
| , fMemoryManager); |
| } |
| |
| fValue[Second] = negate * parseInt(fStart, mlsec); |
| fMiliSecond = negate * parseMiliSecond(mlsec+1, end); |
| } |
| else |
| { |
| fValue[Second] = negate * parseInt(fStart,end); |
| } |
| |
| fStart = end+1; |
| designator = true; |
| } |
| |
| // no additional data should appear after last item |
| // P1Y1M1DT is illigal value as well |
| if ( (fStart != fEnd) || |
| fBuffer[--fStart] == DATETIME_SEPARATOR ) |
| { |
| ThrowXMLwithMemMgr1(SchemaDateTimeException |
| , XMLExcepts::DateTime_dur_NoTimeAfterT |
| , fBuffer |
| , fMemoryManager); |
| } |
| } |
| |
| if ( !designator ) |
| { |
| ThrowXMLwithMemMgr1(SchemaDateTimeException |
| , XMLExcepts::DateTime_dur_NoElementAtAll |
| , fBuffer |
| , fMemoryManager); |
| } |
| |
| } |
| |
| // --------------------------------------------------------------------------- |
| // Scanners |
| // --------------------------------------------------------------------------- |
| |
| // |
| // [-]{CCYY-MM-DD} |
| // |
| // Note: CCYY could be more than 4 digits |
| // Assuming fStart point to the beginning of the Date Section |
| // fStart updated to point to the position right AFTER the second 'D' |
| // Since the lenght of CCYY might be variable, we can't check format upfront |
| // |
| void XMLDateTime::getDate() |
| { |
| |
| // Ensure enough chars in buffer |
| if ( (fStart+YMD_MIN_SIZE) > fEnd) |
| ThrowXMLwithMemMgr1(SchemaDateTimeException |
| , XMLExcepts::DateTime_date_incomplete |
| , fBuffer |
| , fMemoryManager); |
| |
| getYearMonth(); // Scan YearMonth and |
| // fStart point to the next '-' |
| |
| if (fBuffer[fStart++] != DATE_SEPARATOR) |
| { |
| ThrowXMLwithMemMgr1(SchemaDateTimeException |
| , XMLExcepts::DateTime_date_invalid |
| , fBuffer |
| , fMemoryManager); |
| //("CCYY-MM must be followed by '-' sign"); |
| } |
| |
| fValue[Day] = parseInt(fStart, fStart+2); |
| fStart += 2 ; //fStart points right after the Day |
| |
| return; |
| } |
| |
| // |
| // hh:mm:ss[.msssss]['Z'] |
| // hh:mm:ss[.msssss][['+'|'-']hh:mm] |
| // 012345678 |
| // |
| // Note: Assuming fStart point to the beginning of the Time Section |
| // fStart updated to point to the position right AFTER the second 's' |
| // or ms if any |
| // |
| void XMLDateTime::getTime() |
| { |
| |
| // Ensure enough chars in buffer |
| if ( (fStart+TIME_MIN_SIZE) > fEnd) |
| ThrowXMLwithMemMgr1(SchemaDateTimeException |
| , XMLExcepts::DateTime_time_incomplete |
| , fBuffer |
| , fMemoryManager); |
| //"Imcomplete Time Format" |
| |
| // check (fixed) format first |
| if ((fBuffer[fStart + 2] != TIME_SEPARATOR) || |
| (fBuffer[fStart + 5] != TIME_SEPARATOR) ) |
| { |
| ThrowXMLwithMemMgr1(SchemaDateTimeException |
| , XMLExcepts::DateTime_time_invalid |
| , fBuffer |
| , fMemoryManager); |
| //("Error in parsing time" ); |
| } |
| |
| // |
| // get hours, minute and second |
| // |
| fValue[Hour] = parseInt(fStart + 0, fStart + 2); |
| fValue[Minute] = parseInt(fStart + 3, fStart + 5); |
| fValue[Second] = parseInt(fStart + 6, fStart + 8); |
| fStart += 8; |
| |
| // to see if any ms and/or utc part after that |
| if (fStart >= fEnd) |
| return; |
| |
| //find UTC sign if any |
| int sign = findUTCSign(fStart); |
| |
| //parse miliseconds |
| int milisec = (fBuffer[fStart] == MILISECOND_SEPARATOR)? fStart : NOT_FOUND; |
| if ( milisec != NOT_FOUND ) |
| { |
| fStart++; // skip the '.' |
| // make sure we have some thing between the '.' and fEnd |
| if (fStart >= fEnd) |
| { |
| ThrowXMLwithMemMgr1(SchemaDateTimeException |
| , XMLExcepts::DateTime_ms_noDigit |
| , fBuffer |
| , fMemoryManager); |
| //("ms shall be present once '.' is present" ); |
| } |
| |
| if ( sign == NOT_FOUND ) |
| { |
| fMiliSecond = parseMiliSecond(fStart, fEnd); //get ms between '.' and fEnd |
| fStart = fEnd; |
| } |
| else |
| { |
| fMiliSecond = parseMiliSecond(fStart, sign); //get ms between UTC sign and fEnd |
| } |
| } |
| else if(sign == 0 || sign != fStart) |
| { |
| // seconds has more than 2 digits |
| ThrowXMLwithMemMgr1(SchemaDateTimeException |
| , XMLExcepts::DateTime_min_invalid |
| , fBuffer |
| , fMemoryManager); |
| } |
| |
| //parse UTC time zone (hh:mm) |
| if ( sign > 0 ) { |
| getTimeZone(sign); |
| } |
| |
| } |
| |
| // |
| // [-]{CCYY-MM} |
| // |
| // Note: CCYY could be more than 4 digits |
| // fStart updated to point AFTER the second 'M' (probably meet the fEnd) |
| // |
| void XMLDateTime::getYearMonth() |
| { |
| |
| // Ensure enough chars in buffer |
| if ( (fStart+YMONTH_MIN_SIZE) > fEnd) |
| ThrowXMLwithMemMgr1(SchemaDateTimeException |
| , XMLExcepts::DateTime_ym_incomplete |
| , fBuffer |
| , fMemoryManager); |
| //"Imcomplete YearMonth Format"; |
| |
| // skip the first leading '-' |
| int start = ( fBuffer[0] == chDash ) ? fStart + 1 : fStart; |
| |
| // |
| // search for year separator '-' |
| // |
| int yearSeparator = indexOf(start, fEnd, DATE_SEPARATOR); |
| if ( yearSeparator == NOT_FOUND) |
| ThrowXMLwithMemMgr1(SchemaDateTimeException |
| , XMLExcepts::DateTime_ym_invalid |
| , fBuffer |
| , fMemoryManager); |
| //("Year separator is missing or misplaced"); |
| |
| fValue[CentYear] = parseIntYear(yearSeparator); |
| fStart = yearSeparator + 1; //skip the '-' and point to the first M |
| |
| // |
| //gonna check we have enough byte for month |
| // |
| if ((fStart + 2) > fEnd ) |
| ThrowXMLwithMemMgr1(SchemaDateTimeException |
| , XMLExcepts::DateTime_ym_noMonth |
| , fBuffer |
| , fMemoryManager); |
| //"no month in buffer" |
| |
| fValue[Month] = parseInt(fStart, yearSeparator + 3); |
| fStart += 2; //fStart points right after the MONTH |
| |
| return; |
| } |
| |
| void XMLDateTime::parseTimeZone() |
| { |
| //fStart points right after the date |
| if ( fStart < fEnd ) { |
| int pos = XMLString::indexOf(UTC_SET, fBuffer[fStart]); |
| if (pos == NOT_FOUND) { |
| ThrowXMLwithMemMgr1(SchemaDateTimeException |
| , XMLExcepts::DateTime_tz_noUTCsign |
| , fBuffer |
| , fMemoryManager); |
| } |
| else { |
| fValue[utc] = pos+1; |
| getTimeZone(fStart); |
| } |
| } |
| |
| return; |
| } |
| |
| // |
| // 'Z' |
| // ['+'|'-']hh:mm |
| // |
| // Note: Assuming fStart points to the beginning of TimeZone section |
| // fStart updated to meet fEnd |
| // |
| void XMLDateTime::getTimeZone(const int sign) |
| { |
| |
| if ( fBuffer[sign] == UTC_STD_CHAR ) |
| { |
| if ((sign + 1) != fEnd ) |
| { |
| ThrowXMLwithMemMgr1(SchemaDateTimeException |
| , XMLExcepts::DateTime_tz_stuffAfterZ |
| , fBuffer |
| , fMemoryManager); |
| //"Error in parsing time zone"); |
| } |
| |
| return; |
| } |
| |
| // |
| // otherwise, it has to be this format |
| // '[+|-]'hh:mm |
| // 1 23456 7 |
| // sign fEnd |
| // |
| if ( ( ( sign + TIMEZONE_SIZE + 1) != fEnd ) || |
| ( fBuffer[sign + 3] != TIMEZONE_SEPARATOR ) ) |
| { |
| ThrowXMLwithMemMgr1(SchemaDateTimeException |
| , XMLExcepts::DateTime_tz_invalid |
| , fBuffer |
| , fMemoryManager); |
| //("Error in parsing time zone"); |
| } |
| |
| fTimeZone[hh] = parseInt(sign+1, sign+3); |
| fTimeZone[mm] = parseInt(sign+4, fEnd); |
| |
| return; |
| } |
| |
| // --------------------------------------------------------------------------- |
| // Validator and normalizer |
| // --------------------------------------------------------------------------- |
| |
| /** |
| * If timezone present - normalize dateTime [E Adding durations to dateTimes] |
| * |
| * @param date CCYY-MM-DDThh:mm:ss+03 |
| * @return CCYY-MM-DDThh:mm:ssZ |
| */ |
| void XMLDateTime::normalize() |
| { |
| |
| if ((fValue[utc] == UTC_UNKNOWN) || |
| (fValue[utc] == UTC_STD) ) |
| return; |
| |
| int negate = (fValue[utc] == UTC_POS)? -1: 1; |
| int temp; |
| int carry; |
| |
| |
| // we normalize a duration so could have 200M... |
| //update months (may be modified additionaly below) |
| temp = fValue[Month]; |
| fValue[Month] = modulo(temp, 1, 13); |
| carry = fQuotient(temp, 1, 13); |
| if (fValue[Month] <= 0) { |
| fValue[Month]+= 12; |
| carry--; |
| } |
| |
| //add years (may be modified additionaly below) |
| fValue[CentYear] += carry; |
| |
| // add mins |
| temp = fValue[Minute] + negate * fTimeZone[mm]; |
| carry = fQuotient(temp, 60); |
| fValue[Minute] = mod(temp, 60, carry); |
| if (fValue[Minute] < 0) { |
| fValue[Minute] += 60; |
| carry--; |
| } |
| |
| //add hours |
| temp = fValue[Hour] + negate * fTimeZone[hh] + carry; |
| carry = fQuotient(temp, 24); |
| fValue[Hour] = mod(temp, 24, carry); |
| if (fValue[Hour] < 0) { |
| fValue[Hour] += 24; |
| carry--; |
| } |
| |
| fValue[Day] += carry; |
| |
| while (1) |
| { |
| temp = maxDayInMonthFor(fValue[CentYear], fValue[Month]); |
| if (fValue[Day] < 1) |
| { |
| fValue[Day] += maxDayInMonthFor(fValue[CentYear], fValue[Month] - 1); |
| carry = -1; |
| } |
| else if ( fValue[Day] > temp ) |
| { |
| fValue[Day] -= temp; |
| carry = 1; |
| } |
| else |
| { |
| break; |
| } |
| |
| temp = fValue[Month] + carry; |
| fValue[Month] = modulo(temp, 1, 13); |
| if (fValue[Month] <=0) { |
| fValue[Month]+= 12; |
| fValue[CentYear]--; |
| } |
| fValue[CentYear] += fQuotient(temp, 1, 13); |
| } |
| |
| // set to normalized |
| fValue[utc] = UTC_STD; |
| |
| return; |
| } |
| |
| void XMLDateTime::validateDateTime() const |
| { |
| |
| //REVISIT: should we throw an exception for not valid dates |
| // or reporting an error message should be sufficient? |
| if ( fValue[CentYear] == 0 ) |
| { |
| ThrowXMLwithMemMgr1(SchemaDateTimeException |
| , XMLExcepts::DateTime_year_zero |
| , fBuffer |
| , fMemoryManager); |
| //"The year \"0000\" is an illegal year value"); |
| } |
| |
| if ( fValue[Month] < 1 || |
| fValue[Month] > 12 ) |
| { |
| ThrowXMLwithMemMgr1(SchemaDateTimeException |
| , XMLExcepts::DateTime_mth_invalid |
| , fBuffer |
| , fMemoryManager); |
| //"The month must have values 1 to 12"); |
| } |
| |
| //validate days |
| if ( fValue[Day] > maxDayInMonthFor( fValue[CentYear], fValue[Month]) || |
| fValue[Day] == 0 ) |
| { |
| ThrowXMLwithMemMgr1(SchemaDateTimeException |
| , XMLExcepts::DateTime_day_invalid |
| , fBuffer |
| , fMemoryManager); |
| //"The day must have values 1 to 31"); |
| } |
| |
| //validate hours |
| if ((fValue[Hour] < 0) || |
| (fValue[Hour] > 24) || |
| ((fValue[Hour] == 24) && ((fValue[Minute] !=0) || |
| (fValue[Second] !=0) || |
| (fMiliSecond !=0)))) |
| { |
| ThrowXMLwithMemMgr1(SchemaDateTimeException |
| , XMLExcepts::DateTime_hour_invalid |
| , fBuffer |
| , fMemoryManager); |
| //("Hour must have values 0-23"); |
| } |
| |
| //validate minutes |
| if ( fValue[Minute] < 0 || |
| fValue[Minute] > 59 ) |
| { |
| ThrowXMLwithMemMgr1(SchemaDateTimeException |
| , XMLExcepts::DateTime_min_invalid |
| , fBuffer |
| , fMemoryManager); |
| //"Minute must have values 0-59"); |
| } |
| |
| //validate seconds |
| if ( fValue[Second] < 0 || |
| fValue[Second] > 60 ) |
| { |
| ThrowXMLwithMemMgr1(SchemaDateTimeException |
| , XMLExcepts::DateTime_second_invalid |
| , fBuffer |
| , fMemoryManager); |
| //"Second must have values 0-60"); |
| } |
| |
| //validate time-zone hours |
| if ( (abs(fTimeZone[hh]) > 14) || |
| ((abs(fTimeZone[hh]) == 14) && (fTimeZone[mm] != 0)) ) |
| { |
| ThrowXMLwithMemMgr1(SchemaDateTimeException |
| , XMLExcepts::DateTime_tz_hh_invalid |
| , fBuffer |
| , fMemoryManager); |
| //"Time zone should have range -14..+14"); |
| } |
| |
| //validate time-zone minutes |
| if ( abs(fTimeZone[mm]) > 59 ) |
| { |
| ThrowXMLwithMemMgr1(SchemaDateTimeException |
| , XMLExcepts::DateTime_min_invalid |
| , fBuffer |
| , fMemoryManager); |
| //("Minute must have values 0-59"); |
| } |
| |
| return; |
| } |
| |
| // ----------------------------------------------------------------------- |
| // locator and converter |
| // ----------------------------------------------------------------------- |
| int XMLDateTime::indexOf(const int start, const int end, const XMLCh ch) const |
| { |
| for ( int i = start; i < end; i++ ) |
| if ( fBuffer[i] == ch ) |
| return i; |
| |
| return NOT_FOUND; |
| } |
| |
| int XMLDateTime::findUTCSign (const int start) |
| { |
| int pos; |
| for ( int index = start; index < fEnd; index++ ) |
| { |
| pos = XMLString::indexOf(UTC_SET, fBuffer[index]); |
| if ( pos != NOT_FOUND) |
| { |
| fValue[utc] = pos+1; // refer to utcType, there is 1 diff |
| return index; |
| } |
| } |
| |
| return NOT_FOUND; |
| } |
| |
| // |
| // Note: |
| // start: starting point in fBuffer |
| // end: ending point in fBuffer (exclusive) |
| // fStart NOT updated |
| // |
| int XMLDateTime::parseInt(const int start, const int end) const |
| { |
| unsigned int retVal = 0; |
| for (int i=start; i < end; i++) { |
| |
| if (fBuffer[i] < chDigit_0 || fBuffer[i] > chDigit_9) |
| ThrowXMLwithMemMgr(NumberFormatException, XMLExcepts::XMLNUM_Inv_chars, fMemoryManager); |
| |
| retVal = (retVal * 10) + (unsigned int) (fBuffer[i] - chDigit_0); |
| } |
| |
| return (int) retVal; |
| } |
| |
| // |
| // Note: |
| // start: pointing to the first digit after the '.' |
| // end: pointing to one position after the last digit |
| // fStart NOT updated |
| // |
| double XMLDateTime::parseMiliSecond(const int start, const int end) const |
| { |
| double div = 10; |
| double retval = 0; |
| |
| for (int i=start; i < end; i++) { |
| |
| if (fBuffer[i] < chDigit_0 || fBuffer[i] > chDigit_9) |
| ThrowXMLwithMemMgr(NumberFormatException, XMLExcepts::XMLNUM_Inv_chars, fMemoryManager); |
| |
| retval += (fBuffer[i] == chDigit_0) ? 0 : ((double) (fBuffer[i] - chDigit_0)/div); |
| div *= 10; |
| } |
| |
| // we don't check underflow occurs since |
| // nothing we can do about it. |
| return retval; |
| } |
| |
| // |
| // [-]CCYY |
| // |
| // Note: start from fStart |
| // end (exclusive) |
| // fStart NOT updated |
| // |
| int XMLDateTime::parseIntYear(const int end) const |
| { |
| // skip the first leading '-' |
| int start = ( fBuffer[0] == chDash ) ? fStart + 1 : fStart; |
| |
| int length = end - start; |
| if (length < 4) |
| { |
| ThrowXMLwithMemMgr1(SchemaDateTimeException |
| , XMLExcepts::DateTime_year_tooShort |
| , fBuffer |
| , fMemoryManager); |
| //"Year must have 'CCYY' format"); |
| } |
| else if (length > 4 && |
| fBuffer[start] == chDigit_0) |
| { |
| ThrowXMLwithMemMgr1(SchemaDateTimeException |
| , XMLExcepts::DateTime_year_leadingZero |
| , fBuffer |
| , fMemoryManager); |
| //"Leading zeros are required if the year value would otherwise have fewer than four digits; |
| // otherwise they are forbidden"); |
| } |
| |
| bool negative = (fBuffer[0] == chDash); |
| int yearVal = parseInt((negative ? 1 : 0), end); |
| return ( negative ? (-1) * yearVal : yearVal ); |
| } |
| |
| /*** |
| * E2-41 |
| * |
| * 3.2.7.2 Canonical representation |
| * |
| * Except for trailing fractional zero digits in the seconds representation, |
| * '24:00:00' time representations, and timezone (for timezoned values), |
| * the mapping from literals to values is one-to-one. Where there is more |
| * than one possible representation, the canonical representation is as follows: |
| * redundant trailing zero digits in fractional-second literals are prohibited. |
| * An hour representation of '24' is prohibited. Timezoned values are canonically |
| * represented by appending 'Z' to the nontimezoned representation. (All |
| * timezoned dateTime values are UTC.) |
| * |
| * .'24:00:00' -> '00:00:00' |
| * .milisecond: trailing zeros removed |
| * .'Z' |
| * |
| ***/ |
| XMLCh* XMLDateTime::getDateTimeCanonicalRepresentation(MemoryManager* const memMgr) const |
| { |
| XMLCh *miliStartPtr, *miliEndPtr; |
| searchMiliSeconds(miliStartPtr, miliEndPtr); |
| int miliSecondsLen = miliEndPtr - miliStartPtr; |
| int utcSize = (fValue[utc] == UTC_UNKNOWN) ? 0 : 1; |
| |
| MemoryManager* toUse = memMgr? memMgr : fMemoryManager; |
| XMLCh* retBuf = (XMLCh*) toUse->allocate( (21 + miliSecondsLen + utcSize + 1) * sizeof(XMLCh)); |
| XMLCh* retPtr = retBuf; |
| |
| // (-?) cc+yy-mm-dd'T'hh:mm:ss'Z' ('.'s+)? |
| // 2+ 8 1 8 1 |
| // |
| int additionalLen = fillYearString(retPtr, fValue[CentYear]); |
| if(additionalLen != 0) |
| { |
| // very bad luck; have to resize the buffer... |
| XMLCh *tmpBuf = (XMLCh*) toUse->allocate( (additionalLen+21+miliSecondsLen +2) * sizeof(XMLCh)); |
| XMLString::moveChars(tmpBuf, retBuf, 4+additionalLen); |
| retPtr = tmpBuf+(retPtr-retBuf); |
| toUse->deallocate(retBuf); |
| retBuf = tmpBuf; |
| } |
| *retPtr++ = DATE_SEPARATOR; |
| fillString(retPtr, fValue[Month], 2); |
| *retPtr++ = DATE_SEPARATOR; |
| fillString(retPtr, fValue[Day], 2); |
| *retPtr++ = DATETIME_SEPARATOR; |
| |
| fillString(retPtr, fValue[Hour], 2); |
| if (fValue[Hour] == 24) |
| { |
| *(retPtr - 2) = chDigit_0; |
| *(retPtr - 1) = chDigit_0; |
| } |
| *retPtr++ = TIME_SEPARATOR; |
| fillString(retPtr, fValue[Minute], 2); |
| *retPtr++ = TIME_SEPARATOR; |
| fillString(retPtr, fValue[Second], 2); |
| |
| if (miliSecondsLen) |
| { |
| *retPtr++ = chPeriod; |
| XMLString::copyNString(retPtr, miliStartPtr, miliSecondsLen); |
| retPtr += miliSecondsLen; |
| } |
| |
| if (utcSize) |
| *retPtr++ = UTC_STD_CHAR; |
| *retPtr = chNull; |
| |
| return retBuf; |
| } |
| |
| /*** |
| * E2-41 |
| * |
| * 3.2.9.2 Canonical representation |
| * |
| * Given a member of the date value space, the date |
| * portion of the canonical representation (the entire |
| * representation for nontimezoned values, and all but |
| * the timezone representation for timezoned values) |
| * is always the date portion of the dateTime canonical |
| * representation of the interval midpoint (the |
| * dateTime representation, truncated on the right |
| * to eliminate 'T' and all following characters). |
| * For timezoned values, append the canonical |
| * representation of the recoverable timezone. |
| * |
| ***/ |
| XMLCh* XMLDateTime::getDateCanonicalRepresentation(MemoryManager* const memMgr) const |
| { |
| /* |
| * Case Date Actual Value Canonical Value |
| * 1 yyyy-mm-dd yyyy-mm-dd yyyy-mm-dd |
| * 2 yyyy-mm-ddZ yyyy-mm-ddT00:00Z yyyy-mm-ddZ |
| * 3 yyyy-mm-dd+00:00 yyyy-mm-ddT00:00Z yyyy-mm-ddZ |
| * 4 yyyy-mm-dd+00:01 YYYY-MM-DCT23:59Z yyyy-mm-dd+00:01 |
| * 5 yyyy-mm-dd+12:00 YYYY-MM-DCT12:00Z yyyy-mm-dd+12:00 |
| * 6 yyyy-mm-dd+12:01 YYYY-MM-DCT11:59Z YYYY-MM-DC-11:59 |
| * 7 yyyy-mm-dd+14:00 YYYY-MM-DCT10:00Z YYYY-MM-DC-10:00 |
| * 8 yyyy-mm-dd-00:00 yyyy-mm-ddT00:00Z yyyy-mm-ddZ |
| * 9 yyyy-mm-dd-00:01 yyyy-mm-ddT00:01Z yyyy-mm-dd-00:01 |
| * 11 yyyy-mm-dd-11:59 yyyy-mm-ddT11:59Z YYYY-MM-DD-11:59 |
| * 10 yyyy-mm-dd-12:00 yyyy-mm-ddT12:00Z YYYY-MM-DD+12:00 |
| * 12 yyyy-mm-dd-14:00 yyyy-mm-ddT14:00Z YYYY-MM-DD+10:00 |
| */ |
| int utcSize = (fValue[utc] == UTC_UNKNOWN) ? 0 : 1; |
| // YYYY-MM-DD + chNull |
| // 1234567890 + 1 |
| int memLength = 10 + 1 + utcSize; |
| |
| if (fTimeZone[hh] != 0 || fTimeZone[mm] != 0) { |
| // YYYY-MM-DD+HH:MM (utcSize will be 1 so drop that) |
| // 1234567890123456 |
| memLength += 5; // 6 - 1 for utcSize |
| } |
| |
| MemoryManager* toUse = memMgr? memMgr : fMemoryManager; |
| XMLCh* retBuf = (XMLCh*) toUse->allocate( (memLength) * sizeof(XMLCh)); |
| XMLCh* retPtr = retBuf; |
| |
| if (fValue[Hour] < 12) { |
| |
| int additionalLen = fillYearString(retPtr, fValue[CentYear]); |
| if (additionalLen != 0) { |
| // very bad luck; have to resize the buffer... |
| XMLCh *tmpBuf = (XMLCh*) toUse->allocate( (additionalLen + memLength ) * sizeof(XMLCh)); |
| XMLString::moveChars(tmpBuf, retBuf, 4+additionalLen); |
| retPtr = tmpBuf+(retPtr-retBuf); |
| toUse->deallocate(retBuf); |
| retBuf = tmpBuf; |
| } |
| *retPtr++ = DATE_SEPARATOR; |
| fillString(retPtr, fValue[Month], 2); |
| *retPtr++ = DATE_SEPARATOR; |
| fillString(retPtr, fValue[Day], 2); |
| |
| if (utcSize) { |
| if (fTimeZone[hh] != 0 || fTimeZone[mm] != 0) { |
| *retPtr++ = UTC_NEG_CHAR; |
| fillString(retPtr, fValue[Hour], 2); |
| *retPtr++ = TIME_SEPARATOR; |
| fillString(retPtr, fValue[Minute], 2); |
| } |
| else { |
| *retPtr++ = UTC_STD_CHAR; |
| } |
| } |
| *retPtr = chNull; |
| } |
| else { |
| /* |
| * Need to reconvert things to get a recoverable time zone between |
| * +12:00 and -11:59 |
| */ |
| int carry; |
| int minute; |
| int hour; |
| int day; |
| int month; |
| int year; |
| if (fValue[Minute] == 0) { |
| minute = 0; |
| carry = 0; |
| } |
| else { |
| minute = 60 - fValue[Minute]; |
| carry = 1; |
| } |
| hour = 24 - fValue[Hour] - carry; |
| day = fValue[Day] + 1; |
| month = fValue[Month]; |
| year = fValue[CentYear]; |
| |
| while (1) { |
| int temp = maxDayInMonthFor(year, month); |
| if (day < 1) { |
| day += maxDayInMonthFor(year, month - 1); |
| carry = -1; |
| } |
| else if (day > temp) { |
| day -= temp; |
| carry = 1; |
| } |
| else { |
| break; |
| } |
| |
| temp = month + carry; |
| month = modulo(temp, 1, 13); |
| if (month <= 0) { |
| month+= 12; |
| year--; |
| } |
| year += fQuotient(temp, 1, 13); |
| } |
| |
| int additionalLen = fillYearString(retPtr, year); |
| if (additionalLen != 0) { |
| // very bad luck; have to resize the buffer... |
| XMLCh *tmpBuf = (XMLCh*) toUse->allocate( (additionalLen + memLength ) * sizeof(XMLCh)); |
| XMLString::moveChars(tmpBuf, retBuf, 4+additionalLen); |
| retPtr = tmpBuf+(retPtr-retBuf); |
| toUse->deallocate(retBuf); |
| retBuf = tmpBuf; |
| } |
| *retPtr++ = DATE_SEPARATOR; |
| fillString(retPtr, month, 2); |
| *retPtr++ = DATE_SEPARATOR; |
| fillString(retPtr, day, 2); |
| |
| *retPtr++ = UTC_POS_CHAR; |
| fillString(retPtr, hour, 2); |
| *retPtr++ = TIME_SEPARATOR; |
| fillString(retPtr, minute, 2); |
| *retPtr = chNull; |
| } |
| return retBuf; |
| } |
| |
| |
| /*** |
| * 3.2.8 time |
| * |
| * . either the time zone must be omitted or, |
| * if present, the time zone must be Coordinated Universal Time (UTC) indicated by a "Z". |
| * |
| * . Additionally, the canonical representation for midnight is 00:00:00. |
| * |
| ***/ |
| XMLCh* XMLDateTime::getTimeCanonicalRepresentation(MemoryManager* const memMgr) const |
| { |
| XMLCh *miliStartPtr, *miliEndPtr; |
| searchMiliSeconds(miliStartPtr, miliEndPtr); |
| int miliSecondsLen = miliEndPtr - miliStartPtr; |
| int utcSize = (fValue[utc] == UTC_UNKNOWN) ? 0 : 1; |
| |
| MemoryManager* toUse = memMgr? memMgr : fMemoryManager; |
| XMLCh* retBuf = (XMLCh*) toUse->allocate( (10 + miliSecondsLen + utcSize + 1) * sizeof(XMLCh)); |
| XMLCh* retPtr = retBuf; |
| |
| // 'hh:mm:ss'Z' ('.'s+)? |
| // 8 1 |
| // |
| |
| fillString(retPtr, fValue[Hour], 2); |
| if (fValue[Hour] == 24) |
| { |
| *(retPtr - 2) = chDigit_0; |
| *(retPtr - 1) = chDigit_0; |
| } |
| *retPtr++ = TIME_SEPARATOR; |
| fillString(retPtr, fValue[Minute], 2); |
| *retPtr++ = TIME_SEPARATOR; |
| fillString(retPtr, fValue[Second], 2); |
| |
| if (miliSecondsLen) |
| { |
| *retPtr++ = chPeriod; |
| XMLString::copyNString(retPtr, miliStartPtr, miliSecondsLen); |
| retPtr += miliSecondsLen; |
| } |
| |
| if (utcSize) |
| *retPtr++ = UTC_STD_CHAR; |
| *retPtr = chNull; |
| |
| return retBuf; |
| } |
| |
| void XMLDateTime::fillString(XMLCh*& ptr, int value, int expLen) const |
| { |
| XMLCh strBuffer[16]; |
| assert(expLen < 16); |
| XMLString::binToText(value, strBuffer, expLen, 10, fMemoryManager); |
| int actualLen = XMLString::stringLen(strBuffer); |
| int i; |
| //append leading zeros |
| for (i = 0; i < expLen - actualLen; i++) |
| { |
| *ptr++ = chDigit_0; |
| } |
| |
| for (i = 0; i < actualLen; i++) |
| { |
| *ptr++ = strBuffer[i]; |
| } |
| |
| } |
| |
| int XMLDateTime::fillYearString(XMLCh*& ptr, int value) const |
| { |
| XMLCh strBuffer[16]; |
| // let's hope we get no years of 15 digits... |
| XMLString::binToText(value, strBuffer, 15, 10, fMemoryManager); |
| int actualLen = XMLString::stringLen(strBuffer); |
| // don't forget that years can be negative... |
| int negativeYear = 0; |
| if(strBuffer[0] == chDash) |
| { |
| *ptr++ = strBuffer[0]; |
| negativeYear = 1; |
| } |
| int i; |
| //append leading zeros |
| for (i = 0; i < 4 - actualLen+negativeYear; i++) |
| { |
| *ptr++ = chDigit_0; |
| } |
| |
| for (i = negativeYear; i < actualLen; i++) |
| { |
| *ptr++ = strBuffer[i]; |
| } |
| if(actualLen > 4) |
| return actualLen-4; |
| return 0; |
| } |
| |
| /*** |
| * |
| * .check if the rawData has the mili second component |
| * .capture the substring |
| * |
| ***/ |
| void XMLDateTime::searchMiliSeconds(XMLCh*& miliStartPtr, XMLCh*& miliEndPtr) const |
| { |
| miliStartPtr = miliEndPtr = 0; |
| |
| int milisec = XMLString::indexOf(fBuffer, MILISECOND_SEPARATOR); |
| if (milisec == -1) |
| return; |
| |
| miliStartPtr = fBuffer + milisec + 1; |
| miliEndPtr = miliStartPtr; |
| while (*miliEndPtr) |
| { |
| if ((*miliEndPtr < chDigit_0) || (*miliEndPtr > chDigit_9)) |
| break; |
| |
| miliEndPtr++; |
| } |
| |
| //remove trailing zeros |
| while( *(miliEndPtr - 1) == chDigit_0) |
| miliEndPtr--; |
| |
| return; |
| } |
| |
| /*** |
| * Support for Serialization/De-serialization |
| ***/ |
| |
| IMPL_XSERIALIZABLE_TOCREATE(XMLDateTime) |
| |
| void XMLDateTime::serialize(XSerializeEngine& serEng) |
| { |
| //REVISIT: may not need to call base since it does nothing |
| XMLNumber::serialize(serEng); |
| |
| int i = 0; |
| |
| if (serEng.isStoring()) |
| { |
| for (i = 0; i < TOTAL_SIZE; i++) |
| { |
| serEng<<fValue[i]; |
| } |
| |
| for (i = 0; i < TIMEZONE_ARRAYSIZE; i++) |
| { |
| serEng<<fTimeZone[i]; |
| } |
| |
| serEng<<fStart; |
| serEng<<fEnd; |
| |
| serEng.writeString(fBuffer, fBufferMaxLen, XSerializeEngine::toWriteBufferLen); |
| } |
| else |
| { |
| for (i = 0; i < TOTAL_SIZE; i++) |
| { |
| serEng>>fValue[i]; |
| } |
| |
| for (i = 0; i < TIMEZONE_ARRAYSIZE; i++) |
| { |
| serEng>>fTimeZone[i]; |
| } |
| |
| serEng>>fStart; |
| serEng>>fEnd; |
| |
| int dataLen = 0; |
| serEng.readString(fBuffer, fBufferMaxLen, dataLen ,XSerializeEngine::toReadBufferLen); |
| |
| } |
| |
| } |
| |
| XERCES_CPP_NAMESPACE_END |
