1850 lines
54 KiB
C++
1850 lines
54 KiB
C++
/*
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*******************************************************************************
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* Copyright (C) 2007, International Business Machines Corporation and
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* others. All Rights Reserved.
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*******************************************************************************
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*
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* File DTPTNGEN.CPP
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*
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*******************************************************************************
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*/
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#include "unicode/utypes.h"
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#if !UCONFIG_NO_FORMATTING
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#include "unicode/datefmt.h"
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#include "unicode/decimfmt.h"
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#include "unicode/dtfmtsym.h"
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#include "unicode/dtptngen.h"
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#include "unicode/msgfmt.h"
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#include "unicode/smpdtfmt.h"
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#include "unicode/udat.h"
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#include "unicode/udatpg.h"
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#include "unicode/uniset.h"
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#include "unicode/ures.h"
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#include "unicode/rep.h"
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#include "cpputils.h"
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#include "ucln_in.h"
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#include "mutex.h"
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#include "cmemory.h"
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#include "cstring.h"
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#include "locbased.h"
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#include "gregoimp.h"
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#include "hash.h"
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#include "uresimp.h"
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#include "dtptngen_impl.h"
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#if defined U_DEBUG_DTPTN
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#include <stdio.h>
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#endif
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#define LENGTHOF(array) (int32_t)(sizeof(array)/sizeof((array)[0]))
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U_NAMESPACE_BEGIN
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// *****************************************************************************
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// class DateTimePatternGenerator
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// *****************************************************************************
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static const UChar Canonical_Items[] = {
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// GyQMwWedDFHmsSv
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CAP_G, LOW_Y, CAP_Q, CAP_M, LOW_W, CAP_W, LOW_E, LOW_D, CAP_D, CAP_F,
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CAP_H, LOW_M, LOW_S, CAP_S, LOW_V, 0
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};
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static const dtTypeElem dtTypes[] = {
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// patternChar, field, type, minLen, weight
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{CAP_G, UDATPG_ERA_FIELD, DT_SHORT, 1, 3,},
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{CAP_G, UDATPG_ERA_FIELD, DT_LONG, 4, 0},
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{LOW_Y, UDATPG_YEAR_FIELD, DT_NUMERIC, 1, 20},
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{CAP_Y, UDATPG_YEAR_FIELD, DT_NUMERIC + DT_DELTA, 1, 20},
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{LOW_U, UDATPG_YEAR_FIELD, DT_NUMERIC + 2*DT_DELTA, 1, 20},
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{CAP_Q, UDATPG_QUARTER_FIELD, DT_NUMERIC, 1, 2},
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{CAP_Q, UDATPG_QUARTER_FIELD, DT_SHORT, 3, 0},
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{CAP_Q, UDATPG_QUARTER_FIELD, DT_LONG, 4, 0},
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{CAP_M, UDATPG_MONTH_FIELD, DT_NUMERIC, 1, 2},
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{CAP_M, UDATPG_MONTH_FIELD, DT_SHORT, 3, 0},
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{CAP_M, UDATPG_MONTH_FIELD, DT_LONG, 4, 0},
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{CAP_M, UDATPG_MONTH_FIELD, DT_NARROW, 5, 0},
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{CAP_L, UDATPG_MONTH_FIELD, DT_NUMERIC + DT_DELTA, 1, 2},
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{CAP_L, UDATPG_MONTH_FIELD, DT_SHORT - DT_DELTA, 3, 0},
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{CAP_L, UDATPG_MONTH_FIELD, DT_LONG - DT_DELTA, 4, 0},
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{CAP_L, UDATPG_MONTH_FIELD, DT_NARROW - DT_DELTA, 5, 0},
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{LOW_W, UDATPG_WEEK_OF_YEAR_FIELD, DT_NUMERIC, 1, 2},
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{CAP_W, UDATPG_WEEK_OF_MONTH_FIELD, DT_NUMERIC + DT_DELTA, 1, 0},
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{LOW_E, UDATPG_WEEKDAY_FIELD, DT_NUMERIC + DT_DELTA, 1, 2},
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{LOW_E, UDATPG_WEEKDAY_FIELD, DT_SHORT - DT_DELTA, 3, 0},
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{LOW_E, UDATPG_WEEKDAY_FIELD, DT_LONG - DT_DELTA, 4, 0},
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{LOW_E, UDATPG_WEEKDAY_FIELD, DT_NARROW - DT_DELTA, 5, 0},
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{CAP_E, UDATPG_WEEKDAY_FIELD, DT_SHORT, 1, 3},
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{CAP_E, UDATPG_WEEKDAY_FIELD, DT_LONG, 4, 0},
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{CAP_E, UDATPG_WEEKDAY_FIELD, DT_NARROW, 5, 0},
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{LOW_C, UDATPG_WEEKDAY_FIELD, DT_NUMERIC + 2*DT_DELTA, 1, 2},
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{LOW_C, UDATPG_WEEKDAY_FIELD, DT_SHORT - 2*DT_DELTA, 3, 0},
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{LOW_C, UDATPG_WEEKDAY_FIELD, DT_LONG - 2*DT_DELTA, 4, 0},
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{LOW_C, UDATPG_WEEKDAY_FIELD, DT_NARROW - 2*DT_DELTA, 5, 0},
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{LOW_D, UDATPG_DAY_FIELD, DT_NUMERIC, 1, 2},
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{CAP_D, UDATPG_DAY_OF_YEAR_FIELD, DT_NUMERIC + DT_DELTA, 1, 3},
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{CAP_F, UDATPG_DAY_OF_WEEK_IN_MONTH_FIELD, DT_NUMERIC + 2*DT_DELTA, 1, 0},
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{LOW_G, UDATPG_DAY_FIELD, DT_NUMERIC + 3*DT_DELTA, 1, 20}, // really internal use, so we d'ont care
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{LOW_A, UDATPG_DAYPERIOD_FIELD, DT_SHORT, 1, 0},
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{CAP_H, UDATPG_HOUR_FIELD, DT_NUMERIC + 10*DT_DELTA, 1, 2}, // 24 hour
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{LOW_K, UDATPG_HOUR_FIELD, DT_NUMERIC + 11*DT_DELTA, 1, 2},
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{LOW_H, UDATPG_HOUR_FIELD, DT_NUMERIC, 1, 2}, // 12 hour
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{LOW_K, UDATPG_HOUR_FIELD, DT_NUMERIC + DT_DELTA, 1, 2},
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{LOW_M, UDATPG_MINUTE_FIELD, DT_NUMERIC, 1, 2},
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{LOW_S, UDATPG_SECOND_FIELD, DT_NUMERIC, 1, 2},
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{CAP_S, UDATPG_FRACTIONAL_SECOND_FIELD, DT_NUMERIC + DT_DELTA, 1, 1000},
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{CAP_A, UDATPG_SECOND_FIELD, DT_NUMERIC + 2*DT_DELTA, 1, 1000},
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{LOW_V, UDATPG_ZONE_FIELD, DT_SHORT - 2*DT_DELTA, 1, 0},
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{LOW_V, UDATPG_ZONE_FIELD, DT_LONG - 2*DT_DELTA, 4, 0},
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{LOW_Z, UDATPG_ZONE_FIELD, DT_SHORT, 1, 3},
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{LOW_Z, UDATPG_ZONE_FIELD, DT_LONG, 4, 0},
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{CAP_Z, UDATPG_ZONE_FIELD, DT_SHORT - DT_DELTA, 1, 3},
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{CAP_Z, UDATPG_ZONE_FIELD, DT_LONG - DT_DELTA, 4, 0},
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{0, UDATPG_FIELD_COUNT, 0, 0, 0} , // last row of dtTypes[]
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};
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static const char* CLDR_FIELD_APPEND[] = {
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"Era", "Year", "Quarter", "Month", "Week", "*", "Day-Of-Week", "Day", "*", "*", "*",
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"Hour", "Minute", "Second", "*", "Timezone"
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};
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static const char* CLDR_FIELD_NAME[] = {
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"era", "year", "quarter", "month", "week", "*", "weekday", "day", "*", "*", "dayperiod",
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"hour", "minute", "second", "*", "zone"
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};
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static const char* Resource_Fields[] = {
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"day", "dayperiod", "era", "hour", "minute", "month", "second", "week",
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"weekday", "year", "zone", "quarter" };
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// For appendItems
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static const UChar UDATPG_ItemFormat[]= {0x7B, 0x30, 0x7D, 0x20, 0x251C, 0x7B, 0x32, 0x7D, 0x3A,
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0x20, 0x7B, 0x31, 0x7D, 0x2524, 0}; // {0} \u251C{2}: {1}\u2524
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static const UChar repeatedPatterns[6]={CAP_G, CAP_E, LOW_Z, LOW_V, CAP_Q, 0}; // "GEzvQ"
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static const char DT_DateTimePatternsTag[]="DateTimePatterns";
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static const char DT_DateTimeCalendarTag[]="calendar";
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static const char DT_DateTimeGregorianTag[]="gregorian";
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static const char DT_DateTimeAppendItemsTag[]="appendItems";
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static const char DT_DateTimeFieldsTag[]="fields";
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static const char DT_DateTimeAvailableFormatsTag[]="availableFormats";
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static const UnicodeString repeatedPattern=UnicodeString(repeatedPatterns);
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UOBJECT_DEFINE_RTTI_IMPLEMENTATION(DateTimePatternGenerator)
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UOBJECT_DEFINE_RTTI_IMPLEMENTATION(DTSkeletonEnumeration)
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UOBJECT_DEFINE_RTTI_IMPLEMENTATION(DTRedundantEnumeration)
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DateTimePatternGenerator* U_EXPORT2
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DateTimePatternGenerator::createInstance(UErrorCode& status) {
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return createInstance(Locale::getDefault(), status);
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}
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DateTimePatternGenerator* U_EXPORT2
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DateTimePatternGenerator::createInstance(const Locale& locale, UErrorCode& status) {
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return new DateTimePatternGenerator(locale, status);
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}
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DateTimePatternGenerator* U_EXPORT2
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DateTimePatternGenerator::createEmptyInstance(UErrorCode& status) {
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return new DateTimePatternGenerator(status);
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}
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DateTimePatternGenerator::DateTimePatternGenerator(UErrorCode &status) : UObject()
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{
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fStatus = U_ZERO_ERROR;
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skipMatcher = NULL;
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fAvailableFormatKeyHash=NULL;
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fp = new FormatParser();
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dtMatcher = new DateTimeMatcher();
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distanceInfo = new DistanceInfo();
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patternMap = new PatternMap();
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if (fp == NULL || dtMatcher == NULL || distanceInfo == NULL || patternMap == NULL) {
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status = U_MEMORY_ALLOCATION_ERROR;
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}
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}
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DateTimePatternGenerator::DateTimePatternGenerator(const Locale& locale, UErrorCode &status) : UObject()
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{
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fp = new FormatParser();
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dtMatcher = new DateTimeMatcher();
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distanceInfo = new DistanceInfo();
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patternMap = new PatternMap();
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if (fp == NULL || dtMatcher == NULL || distanceInfo == NULL || patternMap == NULL) {
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status = U_MEMORY_ALLOCATION_ERROR;
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}
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else {
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initData(locale);
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status = getStatus();
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}
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}
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DateTimePatternGenerator::DateTimePatternGenerator(const DateTimePatternGenerator& other) : UObject() {
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fStatus = U_ZERO_ERROR;
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skipMatcher = NULL;
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fAvailableFormatKeyHash=NULL;
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fp = new FormatParser();
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dtMatcher = new DateTimeMatcher();
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distanceInfo = new DistanceInfo();
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patternMap = new PatternMap();
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*this=other;
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}
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DateTimePatternGenerator&
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DateTimePatternGenerator::operator=(const DateTimePatternGenerator& other) {
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fStatus = U_ZERO_ERROR;
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pLocale = other.pLocale;
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*fp = *(other.fp);
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dtMatcher->copyFrom(other.dtMatcher->skeleton);
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*distanceInfo = *(other.distanceInfo);
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dateTimeFormat = other.dateTimeFormat;
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decimal = other.decimal;
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// NUL-terminate for the C API.
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dateTimeFormat.getTerminatedBuffer();
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decimal.getTerminatedBuffer();
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delete skipMatcher;
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if ( other.skipMatcher == NULL ) {
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skipMatcher = NULL;
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}
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else {
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skipMatcher = new DateTimeMatcher(*other.skipMatcher);
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}
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for (int32_t i=0; i< UDATPG_FIELD_COUNT; ++i ) {
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appendItemFormats[i] = other.appendItemFormats[i];
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appendItemNames[i] = other.appendItemNames[i];
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// NUL-terminate for the C API.
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appendItemFormats[i].getTerminatedBuffer();
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appendItemNames[i].getTerminatedBuffer();
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}
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patternMap->copyFrom(*other.patternMap, fStatus);
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copyHashtable(other.fAvailableFormatKeyHash);
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return *this;
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}
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UBool
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DateTimePatternGenerator::operator==(const DateTimePatternGenerator& other) const {
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if (this == &other) {
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return TRUE;
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}
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if ((pLocale==other.pLocale) && (patternMap->equals(*other.patternMap)) &&
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(dateTimeFormat==other.dateTimeFormat) && (decimal==other.decimal)) {
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for ( int32_t i=0 ; i<UDATPG_FIELD_COUNT; ++i ) {
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if ((appendItemFormats[i] != other.appendItemFormats[i]) ||
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(appendItemNames[i] != other.appendItemNames[i]) ) {
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return FALSE;
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}
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}
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return TRUE;
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}
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else {
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return FALSE;
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}
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}
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UBool
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DateTimePatternGenerator::operator!=(const DateTimePatternGenerator& other) const {
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return !operator==(other);
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}
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DateTimePatternGenerator::~DateTimePatternGenerator() {
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if (fAvailableFormatKeyHash!=NULL) {
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delete fAvailableFormatKeyHash;
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fAvailableFormatKeyHash=NULL;
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}
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if (fp != NULL) delete fp;
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if (dtMatcher != NULL) delete dtMatcher;
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if (distanceInfo != NULL) delete distanceInfo;
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if (patternMap != NULL) delete patternMap;
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if (skipMatcher != NULL) delete skipMatcher;
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}
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void
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DateTimePatternGenerator::initData(const Locale& locale) {
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fStatus = U_ZERO_ERROR;
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skipMatcher = NULL;
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fAvailableFormatKeyHash=NULL;
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addCanonicalItems();
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addICUPatterns(locale, fStatus);
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if (U_FAILURE(fStatus)) {
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return;
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}
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addCLDRData(locale);
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setDateTimeFromCalendar(locale, fStatus);
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setDecimalSymbols(locale, fStatus);
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} // DateTimePatternGenerator::initData
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UnicodeString
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DateTimePatternGenerator::getSkeleton(const UnicodeString& pattern, UErrorCode& status) {
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dtMatcher->set(pattern, fp);
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return dtMatcher->getSkeletonPtr()->getSkeleton();
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}
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UnicodeString
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DateTimePatternGenerator::getBaseSkeleton(const UnicodeString& pattern, UErrorCode& status) {
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dtMatcher->set(pattern, fp);
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return dtMatcher->getSkeletonPtr()->getBaseSkeleton();
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}
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void
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DateTimePatternGenerator::addICUPatterns(const Locale& locale, UErrorCode& status) {
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UnicodeString dfPattern;
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UnicodeString conflictingString;
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UDateTimePatternConflict conflictingStatus;
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SimpleDateFormat* df;
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// Load with ICU patterns
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for (int32_t i=DateFormat::kFull; i<=DateFormat::kShort; i++) {
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if ((df = (SimpleDateFormat*)DateFormat::createDateInstance((DateFormat::EStyle)i, locale))!= NULL) {
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conflictingStatus = addPattern(df->toPattern(dfPattern), FALSE, conflictingString, status);
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delete df;
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if (U_FAILURE(status)) {
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return;
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}
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}
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if ((df = (SimpleDateFormat*)DateFormat::createTimeInstance((DateFormat::EStyle)i, locale)) != NULL) {
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conflictingStatus = addPattern(df->toPattern(dfPattern), FALSE, conflictingString, status);
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delete df;
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if (U_FAILURE(status)) {
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return;
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}
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// HACK for hh:ss
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if ( i==DateFormat::kMedium ) {
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hackPattern = dfPattern;
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}
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}
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}
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}
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void
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DateTimePatternGenerator::hackTimes(const UnicodeString& hackPattern, UErrorCode& status) {
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UDateTimePatternConflict conflictingStatus;
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UnicodeString conflictingString;
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fp->set(hackPattern);
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UnicodeString mmss;
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UBool gotMm=FALSE;
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for (int32_t i=0; i<fp->itemNumber; ++i) {
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UnicodeString field = fp->items[i];
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if ( fp->isQuoteLiteral(field) ) {
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if ( gotMm ) {
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UnicodeString quoteLiteral;
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fp->getQuoteLiteral(quoteLiteral, &i);
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mmss += quoteLiteral;
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}
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}
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else {
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if (fp->isPatternSeparator(field) && gotMm) {
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mmss+=field;
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}
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else {
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UChar ch=field.charAt(0);
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if (ch==LOW_M) {
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gotMm=TRUE;
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mmss+=field;
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}
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else {
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if (ch==LOW_S) {
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if (!gotMm) {
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break;
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}
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mmss+= field;
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conflictingStatus = addPattern(mmss, FALSE, conflictingString, status);
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break;
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}
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else {
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if (gotMm || ch==LOW_Z || ch==CAP_Z || ch==LOW_V || ch==CAP_V) {
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break;
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}
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}
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}
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}
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}
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}
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}
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void
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DateTimePatternGenerator::addCLDRData(const Locale& locale) {
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UErrorCode err = U_ZERO_ERROR;
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UResourceBundle *rb, *gregorianBundle, *calBundle;
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UResourceBundle *patBundle, *fieldBundle, *fBundle;
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UnicodeString rbPattern, value, field;
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UnicodeString conflictingPattern;
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UDateTimePatternConflict conflictingStatus;
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const char *key=NULL;
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int32_t i;
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UnicodeString defaultItemFormat(TRUE, UDATPG_ItemFormat, LENGTHOF(UDATPG_ItemFormat)-1); // Read-only alias.
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for (i=0; i<UDATPG_FIELD_COUNT; ++i ) {
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appendItemNames[i]=CAP_F;
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if (i<10) {
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appendItemNames[i]+=(UChar)(i+0x30);
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}
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else {
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appendItemNames[i]+=(UChar)0x31;
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appendItemNames[i]+=(UChar)(i-10 + 0x30);
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}
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// NUL-terminate for the C API.
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appendItemNames[i].getTerminatedBuffer();
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}
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rb = ures_open(NULL, locale.getName(), &err);
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calBundle = ures_getByKey(rb, DT_DateTimeCalendarTag, NULL, &err);
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gregorianBundle = ures_getByKey(calBundle, DT_DateTimeGregorianTag, NULL, &err);
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key=NULL;
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int32_t dtCount=0;
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patBundle = ures_getByKeyWithFallback(gregorianBundle, DT_DateTimePatternsTag, NULL, &err);
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while (U_SUCCESS(err)) {
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rbPattern = ures_getNextUnicodeString(patBundle, &key, &err);
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dtCount++;
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if (rbPattern.length()==0 ) {
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break; // no more pattern
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}
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else {
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if (dtCount==9) {
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setDateTimeFormat(rbPattern);
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}
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}
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};
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ures_close(patBundle);
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err = U_ZERO_ERROR;
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patBundle = ures_getByKeyWithFallback(gregorianBundle, DT_DateTimeAppendItemsTag, NULL, &err);
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key=NULL;
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UnicodeString itemKey;
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while (U_SUCCESS(err)) {
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rbPattern = ures_getNextUnicodeString(patBundle, &key, &err);
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if (rbPattern.length()==0 ) {
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break; // no more pattern
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}
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else {
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setAppendItemFormat(getAppendFormatNumber(key), rbPattern);
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}
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}
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ures_close(patBundle);
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key=NULL;
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err = U_ZERO_ERROR;
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fBundle = ures_getByKeyWithFallback(gregorianBundle, DT_DateTimeFieldsTag, NULL, &err);
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for (i=0; i<MAX_RESOURCE_FIELD; ++i) {
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err = U_ZERO_ERROR;
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patBundle = ures_getByKeyWithFallback(fBundle, Resource_Fields[i], NULL, &err);
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fieldBundle = ures_getByKeyWithFallback(patBundle, "dn", NULL, &err);
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rbPattern = ures_getNextUnicodeString(fieldBundle, &key, &err);
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ures_close(fieldBundle);
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ures_close(patBundle);
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if (rbPattern.length()==0 ) {
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continue;
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}
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else {
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setAppendItemName(getAppendNameNumber(Resource_Fields[i]), rbPattern);
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}
|
|
}
|
|
ures_close(fBundle);
|
|
|
|
// add available formats
|
|
err = U_ZERO_ERROR;
|
|
initHashtable(err);
|
|
patBundle = ures_getByKeyWithFallback(gregorianBundle, DT_DateTimeAvailableFormatsTag, NULL, &err);
|
|
if (U_SUCCESS(err)) {
|
|
int32_t numberKeys = ures_getSize(patBundle);
|
|
int32_t len;
|
|
const UChar *retPattern;
|
|
key=NULL;
|
|
for(i=0; i<numberKeys; ++i) {
|
|
retPattern=ures_getNextString(patBundle, &len, &key, &err);
|
|
UnicodeString format=UnicodeString(retPattern);
|
|
UnicodeString retKey=UnicodeString(key, -1, US_INV);
|
|
setAvailableFormat(retKey, err);
|
|
conflictingStatus = addPattern(format, FALSE, conflictingPattern, err);
|
|
}
|
|
}
|
|
ures_close(patBundle);
|
|
ures_close(gregorianBundle);
|
|
ures_close(calBundle);
|
|
ures_close(rb);
|
|
|
|
err = U_ZERO_ERROR;
|
|
char parentLocale[50];
|
|
const char *curLocaleName=locale.getName();
|
|
int32_t localeNameLen=0;
|
|
uprv_strcpy(parentLocale, curLocaleName);
|
|
while((localeNameLen=uloc_getParent(parentLocale, parentLocale, 50, &err))>=0 ) {
|
|
rb = ures_open(NULL, parentLocale, &err);
|
|
calBundle = ures_getByKey(rb, DT_DateTimeCalendarTag, NULL, &err);
|
|
gregorianBundle = ures_getByKey(calBundle, DT_DateTimeGregorianTag, NULL, &err);
|
|
patBundle = ures_getByKeyWithFallback(gregorianBundle, DT_DateTimeAvailableFormatsTag, NULL, &err);
|
|
if (U_SUCCESS(err)) {
|
|
int32_t numberKeys = ures_getSize(patBundle);
|
|
int32_t len;
|
|
const UChar *retPattern;
|
|
key=NULL;
|
|
|
|
for(i=0; i<numberKeys; ++i) {
|
|
retPattern=ures_getNextString(patBundle, &len, &key, &err);
|
|
UnicodeString format=UnicodeString(retPattern);
|
|
UnicodeString retKey=UnicodeString(key, -1, US_INV);
|
|
if ( !isAvailableFormatSet(retKey) ) {
|
|
setAvailableFormat(retKey, err);
|
|
conflictingStatus = addPattern(format, FALSE, conflictingPattern, err);
|
|
}
|
|
}
|
|
}
|
|
ures_close(patBundle);
|
|
ures_close(gregorianBundle);
|
|
ures_close(calBundle);
|
|
ures_close(rb);
|
|
if (localeNameLen==0) {
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (hackPattern.length()>0) {
|
|
hackTimes(hackPattern, err);
|
|
}
|
|
}
|
|
|
|
void
|
|
DateTimePatternGenerator::initHashtable(UErrorCode& err) {
|
|
if (fAvailableFormatKeyHash!=NULL) {
|
|
return;
|
|
}
|
|
if ((fAvailableFormatKeyHash = new Hashtable(FALSE, err))==NULL) {
|
|
err=U_MEMORY_ALLOCATION_ERROR;
|
|
return;
|
|
}
|
|
}
|
|
|
|
|
|
void
|
|
DateTimePatternGenerator::setAppendItemFormat(UDateTimePatternField field, const UnicodeString& value) {
|
|
appendItemFormats[field] = value;
|
|
// NUL-terminate for the C API.
|
|
appendItemFormats[field].getTerminatedBuffer();
|
|
}
|
|
|
|
const UnicodeString&
|
|
DateTimePatternGenerator::getAppendItemFormat(UDateTimePatternField field) const {
|
|
return appendItemFormats[field];
|
|
}
|
|
|
|
void
|
|
DateTimePatternGenerator::setAppendItemName(UDateTimePatternField field, const UnicodeString& value) {
|
|
appendItemNames[field] = value;
|
|
// NUL-terminate for the C API.
|
|
appendItemNames[field].getTerminatedBuffer();
|
|
}
|
|
|
|
const UnicodeString&
|
|
DateTimePatternGenerator:: getAppendItemName(UDateTimePatternField field) const {
|
|
return appendItemNames[field];
|
|
}
|
|
|
|
void
|
|
DateTimePatternGenerator::getAppendName(UDateTimePatternField field, UnicodeString& value) {
|
|
value = SINGLE_QUOTE;
|
|
value += appendItemNames[field];
|
|
value += SINGLE_QUOTE;
|
|
}
|
|
|
|
UnicodeString
|
|
DateTimePatternGenerator::getBestPattern(const UnicodeString& patternForm, UErrorCode& status) {
|
|
const UnicodeString *bestPattern=NULL;
|
|
UnicodeString dtFormat;
|
|
UnicodeString resultPattern;
|
|
|
|
int32_t dateMask=(1<<UDATPG_DAYPERIOD_FIELD) - 1;
|
|
int32_t timeMask=(1<<UDATPG_FIELD_COUNT) - 1 - dateMask;
|
|
|
|
resultPattern.remove();
|
|
dtMatcher->set(patternForm, fp);
|
|
bestPattern=getBestRaw(*dtMatcher, -1, distanceInfo);
|
|
if ( distanceInfo->missingFieldMask==0 && distanceInfo->extraFieldMask==0 ) {
|
|
resultPattern = adjustFieldTypes(*bestPattern, FALSE);
|
|
|
|
return resultPattern;
|
|
}
|
|
int32_t neededFields = dtMatcher->getFieldMask();
|
|
UnicodeString datePattern=getBestAppending(neededFields & dateMask);
|
|
UnicodeString timePattern=getBestAppending(neededFields & timeMask);
|
|
if (datePattern.length()==0) {
|
|
if (timePattern.length()==0) {
|
|
resultPattern.remove();
|
|
}
|
|
else {
|
|
return timePattern;
|
|
}
|
|
}
|
|
if (timePattern.length()==0) {
|
|
return datePattern;
|
|
}
|
|
resultPattern.remove();
|
|
status = U_ZERO_ERROR;
|
|
dtFormat=getDateTimeFormat();
|
|
Formattable dateTimeObject[] = { datePattern, timePattern };
|
|
resultPattern = MessageFormat::format(dtFormat, dateTimeObject, 2, resultPattern, status );
|
|
return resultPattern;
|
|
}
|
|
|
|
UnicodeString
|
|
DateTimePatternGenerator::replaceFieldTypes(const UnicodeString& pattern,
|
|
const UnicodeString& skeleton,
|
|
UErrorCode& status) {
|
|
dtMatcher->set(skeleton, fp);
|
|
UnicodeString result = adjustFieldTypes(pattern, FALSE);
|
|
return result;
|
|
}
|
|
|
|
void
|
|
DateTimePatternGenerator::setDecimal(const UnicodeString& newDecimal) {
|
|
this->decimal = newDecimal;
|
|
// NUL-terminate for the C API.
|
|
this->decimal.getTerminatedBuffer();
|
|
}
|
|
|
|
const UnicodeString&
|
|
DateTimePatternGenerator::getDecimal() const {
|
|
return decimal;
|
|
}
|
|
|
|
void
|
|
DateTimePatternGenerator::addCanonicalItems() {
|
|
UnicodeString conflictingPattern;
|
|
UDateTimePatternConflict conflictingStatus;
|
|
UErrorCode status = U_ZERO_ERROR;
|
|
|
|
for (int32_t i=0; i<UDATPG_FIELD_COUNT; i++) {
|
|
conflictingStatus = addPattern(UnicodeString(Canonical_Items[i]), FALSE, conflictingPattern, status);
|
|
}
|
|
}
|
|
|
|
void
|
|
DateTimePatternGenerator::setDateTimeFormat(const UnicodeString& dtFormat) {
|
|
dateTimeFormat = dtFormat;
|
|
// NUL-terminate for the C API.
|
|
dateTimeFormat.getTerminatedBuffer();
|
|
}
|
|
|
|
const UnicodeString&
|
|
DateTimePatternGenerator::getDateTimeFormat() const {
|
|
return dateTimeFormat;
|
|
}
|
|
|
|
void
|
|
DateTimePatternGenerator::setDateTimeFromCalendar(const Locale& locale, UErrorCode& status) {
|
|
const UChar *resStr;
|
|
int32_t resStrLen = 0;
|
|
|
|
Calendar* fCalendar = Calendar::createInstance(locale, status);
|
|
CalendarData calData(locale, fCalendar?fCalendar->getType():NULL, status);
|
|
UResourceBundle *dateTimePatterns = calData.getByKey(DT_DateTimePatternsTag, status);
|
|
if (U_FAILURE(status)) return;
|
|
|
|
if (ures_getSize(dateTimePatterns) <= DateFormat::kDateTime)
|
|
{
|
|
status = U_INVALID_FORMAT_ERROR;
|
|
return;
|
|
}
|
|
resStr = ures_getStringByIndex(dateTimePatterns, (int32_t)DateFormat::kDateTime, &resStrLen, &status);
|
|
setDateTimeFormat(UnicodeString(TRUE, resStr, resStrLen));
|
|
|
|
delete fCalendar;
|
|
}
|
|
|
|
void
|
|
DateTimePatternGenerator::setDecimalSymbols(const Locale& locale, UErrorCode& status) {
|
|
DecimalFormatSymbols dfs = DecimalFormatSymbols(locale, status);
|
|
if(U_SUCCESS(status)) {
|
|
decimal = dfs.getSymbol(DecimalFormatSymbols::kDecimalSeparatorSymbol);
|
|
// NUL-terminate for the C API.
|
|
decimal.getTerminatedBuffer();
|
|
}
|
|
}
|
|
|
|
UDateTimePatternConflict
|
|
DateTimePatternGenerator::addPattern(
|
|
const UnicodeString& pattern,
|
|
UBool override,
|
|
UnicodeString &conflictingPattern,
|
|
UErrorCode& status)
|
|
{
|
|
|
|
UnicodeString basePattern;
|
|
PtnSkeleton skeleton;
|
|
UDateTimePatternConflict conflictingStatus = UDATPG_NO_CONFLICT;
|
|
|
|
DateTimeMatcher matcher;
|
|
matcher.set(pattern, fp, skeleton);
|
|
matcher.getBasePattern(basePattern);
|
|
const UnicodeString *duplicatePattern = patternMap->getPatternFromBasePattern(basePattern);
|
|
if (duplicatePattern != NULL ) {
|
|
conflictingStatus = UDATPG_BASE_CONFLICT;
|
|
conflictingPattern = *duplicatePattern;
|
|
if (!override) {
|
|
return conflictingStatus;
|
|
}
|
|
}
|
|
duplicatePattern = patternMap->getPatternFromSkeleton(skeleton);
|
|
if (duplicatePattern != NULL ) {
|
|
conflictingStatus = UDATPG_CONFLICT;
|
|
conflictingPattern = *duplicatePattern;
|
|
if (!override) {
|
|
return conflictingStatus;
|
|
}
|
|
}
|
|
patternMap->add(basePattern, skeleton, pattern, status);
|
|
if(U_FAILURE(status)) {
|
|
return conflictingStatus;
|
|
}
|
|
|
|
return UDATPG_NO_CONFLICT;
|
|
}
|
|
|
|
|
|
UDateTimePatternField
|
|
DateTimePatternGenerator::getAppendFormatNumber(const char* field) const {
|
|
for (int32_t i=0; i<UDATPG_FIELD_COUNT; ++i ) {
|
|
if (uprv_strcmp(CLDR_FIELD_APPEND[i], field)==0) {
|
|
return (UDateTimePatternField)i;
|
|
}
|
|
}
|
|
return UDATPG_FIELD_COUNT;
|
|
}
|
|
|
|
UDateTimePatternField
|
|
DateTimePatternGenerator::getAppendNameNumber(const char* field) const {
|
|
for (int32_t i=0; i<UDATPG_FIELD_COUNT; ++i ) {
|
|
if (uprv_strcmp(CLDR_FIELD_NAME[i],field)==0) {
|
|
return (UDateTimePatternField)i;
|
|
}
|
|
}
|
|
return UDATPG_FIELD_COUNT;
|
|
}
|
|
|
|
const UnicodeString*
|
|
DateTimePatternGenerator::getBestRaw(DateTimeMatcher& source,
|
|
int32_t includeMask,
|
|
DistanceInfo* missingFields) {
|
|
int32_t bestDistance = 0x7fffffff;
|
|
DistanceInfo tempInfo;
|
|
const UnicodeString *bestPattern=NULL;
|
|
|
|
PatternMapIterator it;
|
|
for (it.set(*patternMap); it.hasNext(); ) {
|
|
DateTimeMatcher trial = it.next();
|
|
if (trial.equals(skipMatcher)) {
|
|
continue;
|
|
}
|
|
int32_t distance=source.getDistance(trial, includeMask, tempInfo);
|
|
if (distance<bestDistance) {
|
|
bestDistance=distance;
|
|
bestPattern=patternMap->getPatternFromSkeleton(*trial.getSkeletonPtr());
|
|
missingFields->setTo(tempInfo);
|
|
if (distance==0) {
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
return bestPattern;
|
|
}
|
|
|
|
UnicodeString
|
|
DateTimePatternGenerator::adjustFieldTypes(const UnicodeString& pattern,
|
|
UBool fixFractionalSeconds) {
|
|
UnicodeString newPattern;
|
|
fp->set(pattern);
|
|
for (int32_t i=0; i < fp->itemNumber; i++) {
|
|
UnicodeString field = fp->items[i];
|
|
if ( fp->isQuoteLiteral(field) ) {
|
|
|
|
UnicodeString quoteLiteral;
|
|
fp->getQuoteLiteral(quoteLiteral, &i);
|
|
newPattern += quoteLiteral;
|
|
}
|
|
else {
|
|
if (fp->isPatternSeparator(field)) {
|
|
newPattern+=field;
|
|
continue;
|
|
}
|
|
int32_t canonicalIndex = fp->getCanonicalIndex(field);
|
|
if (canonicalIndex < 0) {
|
|
newPattern+=field;
|
|
continue; // don't adjust
|
|
}
|
|
const dtTypeElem *row = &dtTypes[canonicalIndex];
|
|
int32_t typeValue = row->field;
|
|
if (fixFractionalSeconds && typeValue == UDATPG_SECOND_FIELD) {
|
|
UnicodeString newField=dtMatcher->skeleton.original[UDATPG_FRACTIONAL_SECOND_FIELD];
|
|
field = field + decimal + newField;
|
|
}
|
|
else {
|
|
if (dtMatcher->skeleton.type[typeValue]!=0) {
|
|
UnicodeString newField=dtMatcher->skeleton.original[typeValue];
|
|
if (typeValue!= UDATPG_HOUR_FIELD) {
|
|
field=newField;
|
|
}
|
|
else {
|
|
if (field.length()!=newField.length()) {
|
|
UChar c=field.charAt(0);
|
|
field.remove();
|
|
for (int32_t i=newField.length(); i>0; --i) {
|
|
field+=c;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
newPattern+=field;
|
|
}
|
|
}
|
|
}
|
|
return newPattern;
|
|
}
|
|
|
|
UnicodeString
|
|
DateTimePatternGenerator::getBestAppending(int32_t missingFields) {
|
|
UnicodeString resultPattern, tempPattern, formattedPattern;
|
|
UErrorCode err=U_ZERO_ERROR;
|
|
int32_t lastMissingFieldMask=0;
|
|
if (missingFields!=0) {
|
|
resultPattern=UnicodeString();
|
|
tempPattern = *getBestRaw(*dtMatcher, missingFields, distanceInfo);
|
|
resultPattern = adjustFieldTypes(tempPattern, FALSE);
|
|
if ( distanceInfo->missingFieldMask==0 ) {
|
|
return resultPattern;
|
|
}
|
|
while (distanceInfo->missingFieldMask!=0) { // precondition: EVERY single field must work!
|
|
if ( lastMissingFieldMask == distanceInfo->missingFieldMask ) {
|
|
break; // cannot find the proper missing field
|
|
}
|
|
if (((distanceInfo->missingFieldMask & UDATPG_SECOND_AND_FRACTIONAL_MASK)==UDATPG_FRACTIONAL_MASK) &&
|
|
((missingFields & UDATPG_SECOND_AND_FRACTIONAL_MASK) == UDATPG_SECOND_AND_FRACTIONAL_MASK)) {
|
|
resultPattern = adjustFieldTypes(resultPattern, FALSE);
|
|
//resultPattern = tempPattern;
|
|
distanceInfo->missingFieldMask &= ~UDATPG_FRACTIONAL_MASK;
|
|
continue;
|
|
}
|
|
int32_t startingMask = distanceInfo->missingFieldMask;
|
|
tempPattern = *getBestRaw(*dtMatcher, distanceInfo->missingFieldMask, distanceInfo);
|
|
tempPattern = adjustFieldTypes(tempPattern, FALSE);
|
|
int32_t foundMask=startingMask& ~distanceInfo->missingFieldMask;
|
|
int32_t topField=getTopBitNumber(foundMask);
|
|
UnicodeString appendName;
|
|
getAppendName((UDateTimePatternField)topField, appendName);
|
|
const Formattable formatPattern[] = {
|
|
resultPattern,
|
|
tempPattern,
|
|
appendName
|
|
};
|
|
formattedPattern = MessageFormat::format(appendItemFormats[topField], formatPattern, 3, resultPattern, err);
|
|
lastMissingFieldMask = distanceInfo->missingFieldMask;
|
|
}
|
|
}
|
|
return formattedPattern;
|
|
}
|
|
|
|
int32_t
|
|
DateTimePatternGenerator::getTopBitNumber(int32_t foundMask) {
|
|
if ( foundMask==0 ) {
|
|
return 0;
|
|
}
|
|
int32_t i=0;
|
|
while (foundMask!=0) {
|
|
foundMask >>=1;
|
|
++i;
|
|
}
|
|
if (i-1 >UDATPG_ZONE_FIELD) {
|
|
return UDATPG_ZONE_FIELD;
|
|
}
|
|
else
|
|
return i-1;
|
|
}
|
|
|
|
void
|
|
DateTimePatternGenerator::setAvailableFormat(const UnicodeString &key, UErrorCode& err)
|
|
{
|
|
fAvailableFormatKeyHash->puti(key, 1, err);
|
|
}
|
|
|
|
UBool
|
|
DateTimePatternGenerator::isAvailableFormatSet(const UnicodeString &key) const {
|
|
return (UBool)(fAvailableFormatKeyHash->geti(key) == 1);
|
|
}
|
|
|
|
void
|
|
DateTimePatternGenerator::copyHashtable(Hashtable *other) {
|
|
|
|
if (fAvailableFormatKeyHash !=NULL) {
|
|
delete fAvailableFormatKeyHash;
|
|
}
|
|
if (other == NULL) {
|
|
fAvailableFormatKeyHash = NULL;
|
|
return;
|
|
}
|
|
initHashtable(fStatus);
|
|
if(U_FAILURE(fStatus)){
|
|
return;
|
|
}
|
|
int32_t pos = -1;
|
|
const UHashElement* elem = NULL;
|
|
// walk through the hash table and create a deep clone
|
|
while((elem = other->nextElement(pos))!= NULL){
|
|
const UHashTok otherKeyTok = elem->key;
|
|
UnicodeString* otherKey = (UnicodeString*)otherKeyTok.pointer;
|
|
fAvailableFormatKeyHash->puti(*otherKey, 1, fStatus);
|
|
if(U_FAILURE(fStatus)){
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
StringEnumeration*
|
|
DateTimePatternGenerator::getSkeletons(UErrorCode& status) const {
|
|
StringEnumeration* skeletonEnumerator = new DTSkeletonEnumeration(*patternMap, DT_SKELETON, status);
|
|
return skeletonEnumerator;
|
|
}
|
|
|
|
const UnicodeString&
|
|
DateTimePatternGenerator::getPatternForSkeleton(const UnicodeString& skeleton) const {
|
|
PtnElem *curElem;
|
|
|
|
if (skeleton.length() ==0) {
|
|
return emptyString;
|
|
}
|
|
curElem = patternMap->getHeader(skeleton.charAt(0));
|
|
while ( curElem != NULL ) {
|
|
if ( curElem->skeleton->getSkeleton()==skeleton ) {
|
|
return curElem->pattern;
|
|
}
|
|
curElem=curElem->next;
|
|
}
|
|
return emptyString;
|
|
}
|
|
|
|
StringEnumeration*
|
|
DateTimePatternGenerator::getBaseSkeletons(UErrorCode& status) const {
|
|
StringEnumeration* baseSkeletonEnumerator = new DTSkeletonEnumeration(*patternMap, DT_BASESKELETON, status);
|
|
return baseSkeletonEnumerator;
|
|
}
|
|
|
|
StringEnumeration*
|
|
DateTimePatternGenerator::getRedundants(UErrorCode& status) {
|
|
StringEnumeration* output = new DTRedundantEnumeration();
|
|
const UnicodeString *pattern;
|
|
PatternMapIterator it;
|
|
for (it.set(*patternMap); it.hasNext(); ) {
|
|
DateTimeMatcher current = it.next();
|
|
pattern = patternMap->getPatternFromSkeleton(*(it.getSkeleton()));
|
|
if ( isCanonicalItem(*pattern) ) {
|
|
continue;
|
|
}
|
|
if ( skipMatcher == NULL ) {
|
|
skipMatcher = new DateTimeMatcher(current);
|
|
}
|
|
else {
|
|
*skipMatcher = current;
|
|
}
|
|
UnicodeString trial = getBestPattern(current.getPattern(), status);
|
|
if (trial == *pattern) {
|
|
((DTRedundantEnumeration *)output)->add(*pattern, status);
|
|
}
|
|
if (current.equals(skipMatcher)) {
|
|
continue;
|
|
}
|
|
}
|
|
return output;
|
|
}
|
|
|
|
UBool
|
|
DateTimePatternGenerator::isCanonicalItem(const UnicodeString& item) const {
|
|
if ( item.length() != 1 ) {
|
|
return FALSE;
|
|
}
|
|
for (int32_t i=0; i<UDATPG_FIELD_COUNT; ++i) {
|
|
if (item.charAt(0)==Canonical_Items[i]) {
|
|
return TRUE;
|
|
}
|
|
}
|
|
return FALSE;
|
|
}
|
|
|
|
|
|
DateTimePatternGenerator*
|
|
DateTimePatternGenerator::clone() const {
|
|
return new DateTimePatternGenerator(*this);
|
|
}
|
|
|
|
PatternMap::PatternMap() {
|
|
for (int32_t i=0; i < MAX_PATTERN_ENTRIES; ++i ) {
|
|
boot[i]=NULL;
|
|
}
|
|
isDupAllowed = TRUE;
|
|
}
|
|
|
|
void
|
|
PatternMap::copyFrom(const PatternMap& other, UErrorCode& status) {
|
|
this->isDupAllowed = other.isDupAllowed;
|
|
for (int32_t bootIndex=0; bootIndex<MAX_PATTERN_ENTRIES; ++bootIndex ) {
|
|
PtnElem *curElem, *otherElem, *prevElem=NULL;
|
|
otherElem = other.boot[bootIndex];
|
|
while (otherElem!=NULL) {
|
|
if ((curElem = new PtnElem(otherElem->basePattern, otherElem->pattern))==NULL) {
|
|
// out of memory
|
|
status = U_MEMORY_ALLOCATION_ERROR;
|
|
return;
|
|
}
|
|
if ( this->boot[bootIndex]== NULL ) {
|
|
this->boot[bootIndex] = curElem;
|
|
}
|
|
if ((curElem->skeleton=new PtnSkeleton(*(otherElem->skeleton))) == NULL ) {
|
|
// out of memory
|
|
status = U_MEMORY_ALLOCATION_ERROR;
|
|
return;
|
|
}
|
|
|
|
if (prevElem!=NULL) {
|
|
prevElem->next=curElem;
|
|
}
|
|
curElem->next=NULL;
|
|
prevElem = curElem;
|
|
otherElem = otherElem->next;
|
|
}
|
|
|
|
}
|
|
}
|
|
|
|
PtnElem*
|
|
PatternMap::getHeader(UChar baseChar) {
|
|
PtnElem* curElem;
|
|
|
|
if ( (baseChar >= CAP_A) && (baseChar <= CAP_Z) ) {
|
|
curElem = boot[baseChar-CAP_A];
|
|
}
|
|
else {
|
|
if ( (baseChar >=LOW_A) && (baseChar <= LOW_Z) ) {
|
|
curElem = boot[26+baseChar-LOW_A];
|
|
}
|
|
else {
|
|
return NULL;
|
|
}
|
|
}
|
|
return curElem;
|
|
}
|
|
|
|
PatternMap::~PatternMap() {
|
|
for (int32_t i=0; i < MAX_PATTERN_ENTRIES; ++i ) {
|
|
if (boot[i]!=NULL ) {
|
|
delete boot[i];
|
|
boot[i]=NULL;
|
|
}
|
|
}
|
|
} // PatternMap destructor
|
|
|
|
void
|
|
PatternMap::add(const UnicodeString& basePattern,
|
|
const PtnSkeleton& skeleton,
|
|
const UnicodeString& value,// mapped pattern value
|
|
UErrorCode &status) {
|
|
UChar baseChar = basePattern.charAt(0);
|
|
PtnElem *curElem, *baseElem;
|
|
status = U_ZERO_ERROR;
|
|
|
|
// the baseChar must be A-Z or a-z
|
|
if ((baseChar >= CAP_A) && (baseChar <= CAP_Z)) {
|
|
baseElem = boot[baseChar-CAP_A];
|
|
}
|
|
else {
|
|
if ((baseChar >=LOW_A) && (baseChar <= LOW_Z)) {
|
|
baseElem = boot[26+baseChar-LOW_A];
|
|
}
|
|
else {
|
|
status = U_ILLEGAL_CHARACTER;
|
|
return;
|
|
}
|
|
}
|
|
|
|
if (baseElem == NULL) {
|
|
if ((curElem = new PtnElem(basePattern, value)) == NULL ) {
|
|
// out of memory
|
|
status = U_MEMORY_ALLOCATION_ERROR;
|
|
return;
|
|
}
|
|
if (baseChar >= LOW_A) {
|
|
boot[26 + (baseChar-LOW_A)] = curElem;
|
|
}
|
|
else {
|
|
boot[baseChar-CAP_A] = curElem;
|
|
}
|
|
curElem->skeleton = new PtnSkeleton(skeleton);
|
|
}
|
|
if ( baseElem != NULL ) {
|
|
curElem = getDuplicateElem(basePattern, skeleton, baseElem);
|
|
|
|
if (curElem == NULL) {
|
|
// add new element to the list.
|
|
curElem = baseElem;
|
|
while( curElem -> next != NULL )
|
|
{
|
|
curElem = curElem->next;
|
|
}
|
|
if ((curElem->next = new PtnElem(basePattern, value)) == NULL ) {
|
|
// out of memory
|
|
status = U_MEMORY_ALLOCATION_ERROR;
|
|
return;
|
|
}
|
|
curElem=curElem->next;
|
|
curElem->skeleton = new PtnSkeleton(skeleton);
|
|
}
|
|
else {
|
|
// Pattern exists in the list already.
|
|
if ( !isDupAllowed ) {
|
|
return;
|
|
}
|
|
// Overwrite the value.
|
|
curElem->pattern = value;
|
|
}
|
|
}
|
|
} // PatternMap::add
|
|
|
|
// Find the pattern from the given basePattern string.
|
|
const UnicodeString *
|
|
PatternMap::getPatternFromBasePattern(UnicodeString& basePattern) { // key to search for
|
|
PtnElem *curElem;
|
|
|
|
if ((curElem=getHeader(basePattern.charAt(0)))==NULL) {
|
|
return NULL; // no match
|
|
}
|
|
|
|
do {
|
|
if ( basePattern.compare(curElem->basePattern)==0 ) {
|
|
return &(curElem->pattern);
|
|
}
|
|
curElem=curElem->next;
|
|
}while (curElem != NULL);
|
|
|
|
return NULL;
|
|
} // PatternMap::getFromBasePattern
|
|
|
|
|
|
// Find the pattern from the given skeleton.
|
|
const UnicodeString *
|
|
PatternMap::getPatternFromSkeleton(PtnSkeleton& skeleton) { // key to search for
|
|
PtnElem *curElem;
|
|
|
|
// find boot entry
|
|
UChar baseChar='\0';
|
|
for (int32_t i=0; i<UDATPG_FIELD_COUNT; ++i) {
|
|
if (skeleton.baseOriginal[i].length() !=0 ) {
|
|
baseChar = skeleton.baseOriginal[i].charAt(0);
|
|
break;
|
|
}
|
|
}
|
|
|
|
if ((curElem=getHeader(baseChar))==NULL) {
|
|
return NULL; // no match
|
|
}
|
|
|
|
do {
|
|
int32_t i=0;
|
|
for (i=0; i<UDATPG_FIELD_COUNT; ++i) {
|
|
if (curElem->skeleton->baseOriginal[i].compare(skeleton.baseOriginal[i]) != 0 )
|
|
{
|
|
break;
|
|
}
|
|
}
|
|
if (i == UDATPG_FIELD_COUNT) {
|
|
return &(curElem->pattern);
|
|
}
|
|
curElem=curElem->next;
|
|
}while (curElem != NULL);
|
|
|
|
return NULL;
|
|
}
|
|
|
|
UBool
|
|
PatternMap::equals(const PatternMap& other) {
|
|
if ( this==&other ) {
|
|
return TRUE;
|
|
}
|
|
for (int32_t bootIndex=0; bootIndex<MAX_PATTERN_ENTRIES; ++bootIndex ) {
|
|
if ( boot[bootIndex]==other.boot[bootIndex] ) {
|
|
continue;
|
|
}
|
|
if ( (boot[bootIndex]==NULL)||(other.boot[bootIndex]==NULL) ) {
|
|
return FALSE;
|
|
}
|
|
PtnElem *otherElem = other.boot[bootIndex];
|
|
PtnElem *myElem = boot[bootIndex];
|
|
while ((otherElem!=NULL) || (myElem!=NULL)) {
|
|
if ( myElem == otherElem ) {
|
|
break;
|
|
}
|
|
if ((otherElem==NULL) || (myElem==NULL)) {
|
|
return FALSE;
|
|
}
|
|
if ( (myElem->basePattern != otherElem->basePattern) ||
|
|
(myElem->pattern != otherElem->pattern) ) {
|
|
return FALSE;
|
|
}
|
|
if ((myElem->skeleton!=otherElem->skeleton)&&
|
|
!myElem->skeleton->equals(*(otherElem->skeleton))) {
|
|
return FALSE;
|
|
}
|
|
myElem = myElem->next;
|
|
otherElem=otherElem->next;
|
|
}
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
// find any key existing in the mapping table already.
|
|
// return TRUE if there is an existing key, otherwise return FALSE.
|
|
PtnElem*
|
|
PatternMap::getDuplicateElem(
|
|
const UnicodeString &basePattern,
|
|
const PtnSkeleton &skeleton,
|
|
PtnElem *baseElem) {
|
|
PtnElem *curElem;
|
|
|
|
if ( baseElem == (PtnElem *)NULL ) {
|
|
return (PtnElem*)NULL;
|
|
}
|
|
else {
|
|
curElem = baseElem;
|
|
}
|
|
do {
|
|
if ( basePattern.compare(curElem->basePattern)==0 ) {
|
|
UBool isEqual=TRUE;
|
|
for (int32_t i=0; i<UDATPG_FIELD_COUNT; ++i) {
|
|
if (curElem->skeleton->type[i] != skeleton.type[i] ) {
|
|
isEqual=FALSE;
|
|
break;
|
|
}
|
|
}
|
|
if (isEqual) {
|
|
return curElem;
|
|
}
|
|
}
|
|
curElem = curElem->next;
|
|
} while( curElem != (PtnElem *)NULL );
|
|
|
|
// end of the list
|
|
return (PtnElem*)NULL;
|
|
|
|
} // PatternMap::getDuplicateElem
|
|
|
|
DateTimeMatcher::DateTimeMatcher(void) {
|
|
}
|
|
|
|
DateTimeMatcher::DateTimeMatcher(const DateTimeMatcher& other) {
|
|
copyFrom(other.skeleton);
|
|
}
|
|
|
|
|
|
void
|
|
DateTimeMatcher::set(const UnicodeString& pattern, FormatParser* fp) {
|
|
PtnSkeleton localSkeleton;
|
|
return set(pattern, fp, localSkeleton);
|
|
}
|
|
|
|
void
|
|
DateTimeMatcher::set(const UnicodeString& pattern, FormatParser* fp, PtnSkeleton& skeletonResult) {
|
|
int32_t i;
|
|
for (i=0; i<UDATPG_FIELD_COUNT; ++i) {
|
|
skeletonResult.type[i]=NONE;
|
|
}
|
|
fp->set(pattern);
|
|
for (i=0; i < fp->itemNumber; i++) {
|
|
UnicodeString field = fp->items[i];
|
|
if ( field.charAt(0) == LOW_A ) {
|
|
continue; // skip 'a'
|
|
}
|
|
|
|
if ( fp->isQuoteLiteral(field) ) {
|
|
UnicodeString quoteLiteral;
|
|
fp->getQuoteLiteral(quoteLiteral, &i);
|
|
continue;
|
|
}
|
|
int32_t canonicalIndex = fp->getCanonicalIndex(field);
|
|
if (canonicalIndex < 0 ) {
|
|
continue;
|
|
}
|
|
const dtTypeElem *row = &dtTypes[canonicalIndex];
|
|
int32_t typeValue = row->field;
|
|
skeletonResult.original[typeValue]=field;
|
|
UChar repeatChar = row->patternChar;
|
|
int32_t repeatCount = row->minLen > 3 ? 3: row->minLen;
|
|
while (repeatCount-- > 0) {
|
|
skeletonResult.baseOriginal[typeValue] += repeatChar;
|
|
}
|
|
int16_t subTypeValue = row->type;
|
|
if ( row->type > 0) {
|
|
subTypeValue += field.length();
|
|
}
|
|
skeletonResult.type[typeValue] = (int8_t)subTypeValue;
|
|
}
|
|
copyFrom(skeletonResult);
|
|
}
|
|
|
|
void
|
|
DateTimeMatcher::getBasePattern(UnicodeString &result ) {
|
|
result.remove(); // Reset the result first.
|
|
for (int32_t i=0; i<UDATPG_FIELD_COUNT; ++i ) {
|
|
if (skeleton.baseOriginal[i].length()!=0) {
|
|
result += skeleton.baseOriginal[i];
|
|
}
|
|
}
|
|
}
|
|
|
|
UnicodeString
|
|
DateTimeMatcher::getPattern() {
|
|
UnicodeString result;
|
|
|
|
for (int32_t i=0; i<UDATPG_FIELD_COUNT; ++i ) {
|
|
if (skeleton.original[i].length()!=0) {
|
|
result += skeleton.original[i];
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
int32_t
|
|
DateTimeMatcher::getDistance(const DateTimeMatcher& other, int32_t includeMask, DistanceInfo& distanceInfo) {
|
|
int32_t result=0;
|
|
distanceInfo.clear();
|
|
for (int32_t i=0; i<UDATPG_FIELD_COUNT; ++i ) {
|
|
int32_t myType = (includeMask&(1<<i))==0 ? 0 : skeleton.type[i];
|
|
int32_t otherType = other.skeleton.type[i];
|
|
if (myType==otherType) {
|
|
continue;
|
|
}
|
|
if (myType==0) {// and other is not
|
|
result += EXTRA_FIELD;
|
|
distanceInfo.addExtra(i);
|
|
}
|
|
else {
|
|
if (otherType==0) {
|
|
result += MISSING_FIELD;
|
|
distanceInfo.addMissing(i);
|
|
}
|
|
else {
|
|
result += abs(myType - otherType);
|
|
}
|
|
}
|
|
|
|
}
|
|
return result;
|
|
}
|
|
|
|
void
|
|
DateTimeMatcher::copyFrom(const PtnSkeleton& newSkeleton) {
|
|
for (int32_t i=0; i<UDATPG_FIELD_COUNT; ++i) {
|
|
this->skeleton.type[i]=newSkeleton.type[i];
|
|
this->skeleton.original[i]=newSkeleton.original[i];
|
|
this->skeleton.baseOriginal[i]=newSkeleton.baseOriginal[i];
|
|
}
|
|
}
|
|
|
|
void
|
|
DateTimeMatcher::copyFrom() {
|
|
// same as clear
|
|
for (int32_t i=0; i<UDATPG_FIELD_COUNT; ++i) {
|
|
this->skeleton.type[i]=0;
|
|
this->skeleton.original[i].remove();
|
|
this->skeleton.baseOriginal[i].remove();
|
|
}
|
|
}
|
|
|
|
UBool
|
|
DateTimeMatcher::equals(const DateTimeMatcher* other) const {
|
|
if (other==NULL) {
|
|
return FALSE;
|
|
}
|
|
for (int32_t i=0; i<UDATPG_FIELD_COUNT; ++i) {
|
|
if (this->skeleton.original[i]!=other->skeleton.original[i] ) {
|
|
return FALSE;
|
|
}
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
int32_t
|
|
DateTimeMatcher::getFieldMask() {
|
|
int32_t result=0;
|
|
|
|
for (int32_t i=0; i<UDATPG_FIELD_COUNT; ++i) {
|
|
if (skeleton.type[i]!=0) {
|
|
result |= (1<<i);
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
PtnSkeleton*
|
|
DateTimeMatcher::getSkeletonPtr() {
|
|
return &skeleton;
|
|
}
|
|
|
|
FormatParser::FormatParser () {
|
|
status = START;
|
|
itemNumber=0;
|
|
}
|
|
|
|
|
|
FormatParser::~FormatParser () {
|
|
}
|
|
|
|
|
|
// Find the next token with the starting position and length
|
|
// Note: the startPos may
|
|
FormatParser::TokenStatus
|
|
FormatParser::setTokens(const UnicodeString& pattern, int32_t startPos, int32_t *len) {
|
|
int32_t curLoc = startPos;
|
|
if ( curLoc >= pattern.length()) {
|
|
return DONE;
|
|
}
|
|
// check the current char is between A-Z or a-z
|
|
do {
|
|
UChar c=pattern.charAt(curLoc);
|
|
if ( (c>=CAP_A && c<=CAP_Z) || (c>=LOW_A && c<=LOW_Z) ) {
|
|
curLoc++;
|
|
}
|
|
else {
|
|
startPos = curLoc;
|
|
*len=1;
|
|
return ADD_TOKEN;
|
|
}
|
|
|
|
if ( pattern.charAt(curLoc)!= pattern.charAt(startPos) ) {
|
|
break; // not the same token
|
|
}
|
|
} while(curLoc <= pattern.length());
|
|
*len = curLoc-startPos;
|
|
return ADD_TOKEN;
|
|
}
|
|
|
|
void
|
|
FormatParser::set(const UnicodeString& pattern) {
|
|
int32_t startPos=0;
|
|
TokenStatus result=START;
|
|
int32_t len=0;
|
|
itemNumber =0;
|
|
|
|
do {
|
|
result = setTokens( pattern, startPos, &len );
|
|
if ( result == ADD_TOKEN )
|
|
{
|
|
items[itemNumber++] = UnicodeString(pattern, startPos, len );
|
|
startPos += len;
|
|
}
|
|
else {
|
|
break;
|
|
}
|
|
} while (result==ADD_TOKEN && itemNumber < MAX_DT_TOKEN);
|
|
}
|
|
|
|
int32_t
|
|
FormatParser::getCanonicalIndex(const UnicodeString& s) {
|
|
int32_t len = s.length();
|
|
UChar ch = s.charAt(0);
|
|
int32_t i=0;
|
|
|
|
while (dtTypes[i].patternChar!='\0') {
|
|
if ( dtTypes[i].patternChar!=ch ) {
|
|
++i;
|
|
continue;
|
|
}
|
|
if (dtTypes[i].patternChar!=dtTypes[i+1].patternChar) {
|
|
return i;
|
|
}
|
|
if (dtTypes[i+1].minLen <= len) {
|
|
++i;
|
|
continue;
|
|
}
|
|
return i;
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
UBool
|
|
FormatParser::isQuoteLiteral(const UnicodeString& s) const {
|
|
return (UBool)(s.charAt(0)==SINGLE_QUOTE);
|
|
}
|
|
|
|
// This function aussumes the current itemIndex points to the quote literal.
|
|
// Please call isQuoteLiteral prior to this function.
|
|
void
|
|
FormatParser::getQuoteLiteral(UnicodeString& quote, int32_t *itemIndex) {
|
|
int32_t i=*itemIndex;
|
|
|
|
quote.remove();
|
|
if (items[i].charAt(0)==SINGLE_QUOTE) {
|
|
quote += items[i];
|
|
++i;
|
|
}
|
|
while ( i < itemNumber ) {
|
|
if ( items[i].charAt(0)==SINGLE_QUOTE ) {
|
|
if ( (i+1<itemNumber) && (items[i+1].charAt(0)==SINGLE_QUOTE)) {
|
|
// two single quotes e.g. 'o''clock'
|
|
quote += items[i++];
|
|
quote += items[i++];
|
|
continue;
|
|
}
|
|
else {
|
|
quote += items[i];
|
|
break;
|
|
}
|
|
}
|
|
else {
|
|
quote += items[i];
|
|
}
|
|
++i;
|
|
}
|
|
*itemIndex=i;
|
|
}
|
|
|
|
UBool
|
|
FormatParser::isPatternSeparator(UnicodeString& field) {
|
|
for (int32_t i=0; i<field.length(); ++i ) {
|
|
UChar c= field.charAt(i);
|
|
if ( (c==SINGLE_QUOTE) || (c==BACKSLASH) || (c==SPACE) || (c==COLON) ||
|
|
(c==QUOTATION_MARK) || (c==COMMA) || (c==HYPHEN) ||(items[i].charAt(0)==DOT) ) {
|
|
continue;
|
|
}
|
|
else {
|
|
return FALSE;
|
|
}
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
void
|
|
DistanceInfo::setTo(DistanceInfo &other) {
|
|
missingFieldMask = other.missingFieldMask;
|
|
extraFieldMask= other.extraFieldMask;
|
|
}
|
|
|
|
PatternMapIterator::PatternMapIterator() {
|
|
bootIndex = 0;
|
|
nodePtr = NULL;
|
|
patternMap=NULL;
|
|
matcher= new DateTimeMatcher();
|
|
}
|
|
|
|
|
|
PatternMapIterator::~PatternMapIterator() {
|
|
delete matcher;
|
|
}
|
|
|
|
void
|
|
PatternMapIterator::set(PatternMap& newPatternMap) {
|
|
this->patternMap=&newPatternMap;
|
|
}
|
|
|
|
PtnSkeleton*
|
|
PatternMapIterator::getSkeleton() {
|
|
if ( nodePtr == NULL ) {
|
|
return NULL;
|
|
}
|
|
else {
|
|
return nodePtr->skeleton;
|
|
}
|
|
}
|
|
|
|
UBool
|
|
PatternMapIterator::hasNext() {
|
|
int32_t headIndex=bootIndex;
|
|
PtnElem *curPtr=nodePtr;
|
|
|
|
if (patternMap==NULL) {
|
|
return FALSE;
|
|
}
|
|
while ( headIndex < MAX_PATTERN_ENTRIES ) {
|
|
if ( curPtr != NULL ) {
|
|
if ( curPtr->next != NULL ) {
|
|
return TRUE;
|
|
}
|
|
else {
|
|
headIndex++;
|
|
curPtr=NULL;
|
|
continue;
|
|
}
|
|
}
|
|
else {
|
|
if ( patternMap->boot[headIndex] != NULL ) {
|
|
return TRUE;
|
|
}
|
|
else {
|
|
headIndex++;
|
|
continue;
|
|
}
|
|
}
|
|
|
|
}
|
|
return FALSE;
|
|
}
|
|
|
|
DateTimeMatcher&
|
|
PatternMapIterator::next() {
|
|
while ( bootIndex < MAX_PATTERN_ENTRIES ) {
|
|
if ( nodePtr != NULL ) {
|
|
if ( nodePtr->next != NULL ) {
|
|
nodePtr = nodePtr->next;
|
|
break;
|
|
}
|
|
else {
|
|
bootIndex++;
|
|
nodePtr=NULL;
|
|
continue;
|
|
}
|
|
}
|
|
else {
|
|
if ( patternMap->boot[bootIndex] != NULL ) {
|
|
nodePtr = patternMap->boot[bootIndex];
|
|
break;
|
|
}
|
|
else {
|
|
bootIndex++;
|
|
continue;
|
|
}
|
|
}
|
|
}
|
|
if (nodePtr!=NULL) {
|
|
matcher->copyFrom(*nodePtr->skeleton);
|
|
}
|
|
else {
|
|
matcher->copyFrom();
|
|
}
|
|
return *matcher;
|
|
}
|
|
|
|
PtnSkeleton::PtnSkeleton() {
|
|
}
|
|
|
|
|
|
PtnSkeleton::PtnSkeleton(const PtnSkeleton& other) {
|
|
for (int32_t i=0; i<UDATPG_FIELD_COUNT; ++i) {
|
|
this->type[i]=other.type[i];
|
|
this->original[i]=other.original[i];
|
|
this->baseOriginal[i]=other.baseOriginal[i];
|
|
}
|
|
}
|
|
|
|
UBool
|
|
PtnSkeleton::equals(const PtnSkeleton& other) {
|
|
for (int32_t i=0; i<UDATPG_FIELD_COUNT; ++i) {
|
|
if ( (type[i]!= other.type[i]) ||
|
|
(original[i]!=other.original[i]) ||
|
|
(baseOriginal[i]!=other.baseOriginal[i]) ) {
|
|
return FALSE;
|
|
}
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
UnicodeString
|
|
PtnSkeleton::getSkeleton() {
|
|
UnicodeString result;
|
|
|
|
for(int32_t i=0; i< UDATPG_FIELD_COUNT; ++i) {
|
|
if (original[i].length()!=0) {
|
|
result += original[i];
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
UnicodeString
|
|
PtnSkeleton::getBaseSkeleton() {
|
|
UnicodeString result;
|
|
|
|
for(int32_t i=0; i< UDATPG_FIELD_COUNT; ++i) {
|
|
if (baseOriginal[i].length()!=0) {
|
|
result += baseOriginal[i];
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
PtnSkeleton::~PtnSkeleton() {
|
|
}
|
|
|
|
PtnElem::PtnElem(const UnicodeString &basePat, const UnicodeString &pat) :
|
|
basePattern(basePat),
|
|
skeleton(NULL),
|
|
pattern(pat),
|
|
next(NULL)
|
|
{
|
|
}
|
|
|
|
PtnElem::~PtnElem() {
|
|
|
|
if (next!=NULL) {
|
|
delete next;
|
|
}
|
|
delete skeleton;
|
|
}
|
|
|
|
DTSkeletonEnumeration::DTSkeletonEnumeration(PatternMap &patternMap, dtStrEnum type, UErrorCode& status) {
|
|
PtnElem *curElem;
|
|
PtnSkeleton *curSkeleton;
|
|
UnicodeString s;
|
|
int32_t bootIndex;
|
|
|
|
pos=0;
|
|
fSkeletons = new UVector(status);
|
|
if (U_FAILURE(status)) {
|
|
delete fSkeletons;
|
|
return;
|
|
}
|
|
for (bootIndex=0; bootIndex<MAX_PATTERN_ENTRIES; ++bootIndex ) {
|
|
curElem = patternMap.boot[bootIndex];
|
|
while (curElem!=NULL) {
|
|
switch(type) {
|
|
case DT_BASESKELETON:
|
|
s=curElem->basePattern;
|
|
break;
|
|
case DT_PATTERN:
|
|
s=curElem->pattern;
|
|
break;
|
|
case DT_SKELETON:
|
|
curSkeleton=curElem->skeleton;
|
|
s=curSkeleton->getSkeleton();
|
|
break;
|
|
}
|
|
if ( !isCanonicalItem(s) ) {
|
|
fSkeletons->addElement(new UnicodeString(s), status);
|
|
if (U_FAILURE(status)) {
|
|
delete fSkeletons;
|
|
fSkeletons = NULL;
|
|
return;
|
|
}
|
|
}
|
|
curElem = curElem->next;
|
|
}
|
|
}
|
|
if ((bootIndex==MAX_PATTERN_ENTRIES) && (curElem!=NULL) ) {
|
|
status = U_BUFFER_OVERFLOW_ERROR;
|
|
}
|
|
}
|
|
|
|
const UnicodeString*
|
|
DTSkeletonEnumeration::snext(UErrorCode& status) {
|
|
if (U_SUCCESS(status) && pos < fSkeletons->size()) {
|
|
return (const UnicodeString*)fSkeletons->elementAt(pos++);
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
void
|
|
DTSkeletonEnumeration::reset(UErrorCode& /*status*/) {
|
|
pos=0;
|
|
}
|
|
|
|
int32_t
|
|
DTSkeletonEnumeration::count(UErrorCode& /*status*/) const {
|
|
return (fSkeletons==NULL) ? 0 : fSkeletons->size();
|
|
}
|
|
|
|
UBool
|
|
DTSkeletonEnumeration::isCanonicalItem(const UnicodeString& item) {
|
|
if ( item.length() != 1 ) {
|
|
return FALSE;
|
|
}
|
|
for (int32_t i=0; i<UDATPG_FIELD_COUNT; ++i) {
|
|
if (item.charAt(0)==Canonical_Items[i]) {
|
|
return TRUE;
|
|
}
|
|
}
|
|
return FALSE;
|
|
}
|
|
|
|
DTSkeletonEnumeration::~DTSkeletonEnumeration() {
|
|
UnicodeString *s;
|
|
for (int32_t i=0; i<fSkeletons->size(); ++i) {
|
|
if ((s=(UnicodeString *)fSkeletons->elementAt(i))!=NULL) {
|
|
delete s;
|
|
}
|
|
}
|
|
delete fSkeletons;
|
|
}
|
|
|
|
DTRedundantEnumeration::DTRedundantEnumeration() {
|
|
pos=0;
|
|
fPatterns = NULL;
|
|
}
|
|
|
|
void
|
|
DTRedundantEnumeration::add(const UnicodeString& pattern, UErrorCode& status) {
|
|
if (U_FAILURE(status)) return;
|
|
if (fPatterns == NULL) {
|
|
fPatterns = new UVector(status);
|
|
if (U_FAILURE(status)) {
|
|
delete fPatterns;
|
|
fPatterns = NULL;
|
|
return;
|
|
}
|
|
}
|
|
fPatterns->addElement(new UnicodeString(pattern), status);
|
|
if (U_FAILURE(status)) {
|
|
delete fPatterns;
|
|
fPatterns = NULL;
|
|
return;
|
|
}
|
|
}
|
|
|
|
const UnicodeString*
|
|
DTRedundantEnumeration::snext(UErrorCode& status) {
|
|
if (U_SUCCESS(status) && pos < fPatterns->size()) {
|
|
return (const UnicodeString*)fPatterns->elementAt(pos++);
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
void
|
|
DTRedundantEnumeration::reset(UErrorCode& /*status*/) {
|
|
pos=0;
|
|
}
|
|
|
|
int32_t
|
|
DTRedundantEnumeration::count(UErrorCode& /*status*/) const {
|
|
return (fPatterns==NULL) ? 0 : fPatterns->size();
|
|
}
|
|
|
|
UBool
|
|
DTRedundantEnumeration::isCanonicalItem(const UnicodeString& item) {
|
|
if ( item.length() != 1 ) {
|
|
return FALSE;
|
|
}
|
|
for (int32_t i=0; i<UDATPG_FIELD_COUNT; ++i) {
|
|
if (item.charAt(0)==Canonical_Items[i]) {
|
|
return TRUE;
|
|
}
|
|
}
|
|
return FALSE;
|
|
}
|
|
|
|
DTRedundantEnumeration::~DTRedundantEnumeration() {
|
|
UnicodeString *s;
|
|
for (int32_t i=0; i<fPatterns->size(); ++i) {
|
|
if ((s=(UnicodeString *)fPatterns->elementAt(i))!=NULL) {
|
|
delete s;
|
|
}
|
|
}
|
|
delete fPatterns;
|
|
}
|
|
|
|
U_NAMESPACE_END
|
|
|
|
|
|
#endif /* #if !UCONFIG_NO_FORMATTING */
|
|
|
|
//eof
|