4156 lines
158 KiB
C++
4156 lines
158 KiB
C++
// Copyright (C) 2016 and later: Unicode, Inc. and others.
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// License & terms of use: http://www.unicode.org/copyright.html
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/*
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*******************************************************************************
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* Copyright (C) 1997-2016, 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 SMPDTFMT.CPP
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*
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* Modification History:
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*
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* Date Name Description
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* 02/19/97 aliu Converted from java.
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* 03/31/97 aliu Modified extensively to work with 50 locales.
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* 04/01/97 aliu Added support for centuries.
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* 07/09/97 helena Made ParsePosition into a class.
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* 07/21/98 stephen Added initializeDefaultCentury.
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* Removed getZoneIndex (added in DateFormatSymbols)
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* Removed subParseLong
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* Removed chk
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* 02/22/99 stephen Removed character literals for EBCDIC safety
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* 10/14/99 aliu Updated 2-digit year parsing so that only "00" thru
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* "99" are recognized. {j28 4182066}
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* 11/15/99 weiv Added support for week of year/day of week format
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********************************************************************************
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*/
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#define ZID_KEY_MAX 128
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#include "unicode/utypes.h"
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#if !UCONFIG_NO_FORMATTING
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#include "unicode/smpdtfmt.h"
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#include "unicode/dtfmtsym.h"
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#include "unicode/ures.h"
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#include "unicode/msgfmt.h"
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#include "unicode/calendar.h"
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#include "unicode/gregocal.h"
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#include "unicode/timezone.h"
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#include "unicode/decimfmt.h"
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#include "unicode/dcfmtsym.h"
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#include "unicode/uchar.h"
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#include "unicode/uniset.h"
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#include "unicode/ustring.h"
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#include "unicode/basictz.h"
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#include "unicode/simpleformatter.h"
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#include "unicode/simpletz.h"
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#include "unicode/rbtz.h"
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#include "unicode/tzfmt.h"
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#include "unicode/utf16.h"
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#include "unicode/vtzone.h"
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#include "unicode/udisplaycontext.h"
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#include "unicode/brkiter.h"
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#include "uresimp.h"
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#include "olsontz.h"
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#include "patternprops.h"
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#include "fphdlimp.h"
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#include "hebrwcal.h"
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#include "cstring.h"
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#include "uassert.h"
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#include "cmemory.h"
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#include "umutex.h"
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#include <float.h>
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#include "smpdtfst.h"
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#include "sharednumberformat.h"
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#include "ustr_imp.h"
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#include "charstr.h"
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#include "uvector.h"
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#include "cstr.h"
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#include "dayperiodrules.h"
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#if defined( U_DEBUG_CALSVC ) || defined (U_DEBUG_CAL)
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#include <stdio.h>
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#endif
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// *****************************************************************************
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// class SimpleDateFormat
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// *****************************************************************************
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U_NAMESPACE_BEGIN
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/**
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* Last-resort string to use for "GMT" when constructing time zone strings.
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*/
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// For time zones that have no names, use strings GMT+minutes and
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// GMT-minutes. For instance, in France the time zone is GMT+60.
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// Also accepted are GMT+H:MM or GMT-H:MM.
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// Currently not being used
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//static const UChar gGmt[] = {0x0047, 0x004D, 0x0054, 0x0000}; // "GMT"
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//static const UChar gGmtPlus[] = {0x0047, 0x004D, 0x0054, 0x002B, 0x0000}; // "GMT+"
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//static const UChar gGmtMinus[] = {0x0047, 0x004D, 0x0054, 0x002D, 0x0000}; // "GMT-"
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//static const UChar gDefGmtPat[] = {0x0047, 0x004D, 0x0054, 0x007B, 0x0030, 0x007D, 0x0000}; /* GMT{0} */
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//static const UChar gDefGmtNegHmsPat[] = {0x002D, 0x0048, 0x0048, 0x003A, 0x006D, 0x006D, 0x003A, 0x0073, 0x0073, 0x0000}; /* -HH:mm:ss */
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//static const UChar gDefGmtNegHmPat[] = {0x002D, 0x0048, 0x0048, 0x003A, 0x006D, 0x006D, 0x0000}; /* -HH:mm */
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//static const UChar gDefGmtPosHmsPat[] = {0x002B, 0x0048, 0x0048, 0x003A, 0x006D, 0x006D, 0x003A, 0x0073, 0x0073, 0x0000}; /* +HH:mm:ss */
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//static const UChar gDefGmtPosHmPat[] = {0x002B, 0x0048, 0x0048, 0x003A, 0x006D, 0x006D, 0x0000}; /* +HH:mm */
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//static const UChar gUt[] = {0x0055, 0x0054, 0x0000}; // "UT"
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//static const UChar gUtc[] = {0x0055, 0x0054, 0x0043, 0x0000}; // "UT"
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typedef enum GmtPatSize {
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kGmtLen = 3,
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kGmtPatLen = 6,
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kNegHmsLen = 9,
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kNegHmLen = 6,
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kPosHmsLen = 9,
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kPosHmLen = 6,
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kUtLen = 2,
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kUtcLen = 3
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} GmtPatSize;
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// Stuff needed for numbering system overrides
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typedef enum OvrStrType {
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kOvrStrDate = 0,
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kOvrStrTime = 1,
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kOvrStrBoth = 2
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} OvrStrType;
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static const UDateFormatField kDateFields[] = {
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UDAT_YEAR_FIELD,
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UDAT_MONTH_FIELD,
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UDAT_DATE_FIELD,
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UDAT_DAY_OF_YEAR_FIELD,
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UDAT_DAY_OF_WEEK_IN_MONTH_FIELD,
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UDAT_WEEK_OF_YEAR_FIELD,
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UDAT_WEEK_OF_MONTH_FIELD,
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UDAT_YEAR_WOY_FIELD,
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UDAT_EXTENDED_YEAR_FIELD,
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UDAT_JULIAN_DAY_FIELD,
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UDAT_STANDALONE_DAY_FIELD,
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UDAT_STANDALONE_MONTH_FIELD,
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UDAT_QUARTER_FIELD,
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UDAT_STANDALONE_QUARTER_FIELD,
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UDAT_YEAR_NAME_FIELD,
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UDAT_RELATED_YEAR_FIELD };
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static const int8_t kDateFieldsCount = 16;
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static const UDateFormatField kTimeFields[] = {
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UDAT_HOUR_OF_DAY1_FIELD,
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UDAT_HOUR_OF_DAY0_FIELD,
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UDAT_MINUTE_FIELD,
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UDAT_SECOND_FIELD,
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UDAT_FRACTIONAL_SECOND_FIELD,
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UDAT_HOUR1_FIELD,
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UDAT_HOUR0_FIELD,
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UDAT_MILLISECONDS_IN_DAY_FIELD,
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UDAT_TIMEZONE_RFC_FIELD,
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UDAT_TIMEZONE_LOCALIZED_GMT_OFFSET_FIELD };
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static const int8_t kTimeFieldsCount = 10;
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// This is a pattern-of-last-resort used when we can't load a usable pattern out
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// of a resource.
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static const UChar gDefaultPattern[] =
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{
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0x79, 0x79, 0x79, 0x79, 0x4D, 0x4D, 0x64, 0x64, 0x20, 0x68, 0x68, 0x3A, 0x6D, 0x6D, 0x20, 0x61, 0
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}; /* "yyyyMMdd hh:mm a" */
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// This prefix is designed to NEVER MATCH real text, in order to
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// suppress the parsing of negative numbers. Adjust as needed (if
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// this becomes valid Unicode).
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static const UChar SUPPRESS_NEGATIVE_PREFIX[] = {0xAB00, 0};
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/**
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* These are the tags we expect to see in normal resource bundle files associated
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* with a locale.
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*/
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static const UChar QUOTE = 0x27; // Single quote
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/*
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* The field range check bias for each UDateFormatField.
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* The bias is added to the minimum and maximum values
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* before they are compared to the parsed number.
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* For example, the calendar stores zero-based month numbers
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* but the parsed month numbers start at 1, so the bias is 1.
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*
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* A value of -1 means that the value is not checked.
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*/
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static const int32_t gFieldRangeBias[] = {
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-1, // 'G' - UDAT_ERA_FIELD
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-1, // 'y' - UDAT_YEAR_FIELD
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1, // 'M' - UDAT_MONTH_FIELD
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0, // 'd' - UDAT_DATE_FIELD
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-1, // 'k' - UDAT_HOUR_OF_DAY1_FIELD
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-1, // 'H' - UDAT_HOUR_OF_DAY0_FIELD
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0, // 'm' - UDAT_MINUTE_FIELD
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0, // 's' - UDAT_SECOND_FIELD
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-1, // 'S' - UDAT_FRACTIONAL_SECOND_FIELD (0-999?)
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-1, // 'E' - UDAT_DAY_OF_WEEK_FIELD (1-7?)
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-1, // 'D' - UDAT_DAY_OF_YEAR_FIELD (1 - 366?)
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-1, // 'F' - UDAT_DAY_OF_WEEK_IN_MONTH_FIELD (1-5?)
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-1, // 'w' - UDAT_WEEK_OF_YEAR_FIELD (1-52?)
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-1, // 'W' - UDAT_WEEK_OF_MONTH_FIELD (1-5?)
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-1, // 'a' - UDAT_AM_PM_FIELD
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-1, // 'h' - UDAT_HOUR1_FIELD
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-1, // 'K' - UDAT_HOUR0_FIELD
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-1, // 'z' - UDAT_TIMEZONE_FIELD
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-1, // 'Y' - UDAT_YEAR_WOY_FIELD
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-1, // 'e' - UDAT_DOW_LOCAL_FIELD
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-1, // 'u' - UDAT_EXTENDED_YEAR_FIELD
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-1, // 'g' - UDAT_JULIAN_DAY_FIELD
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-1, // 'A' - UDAT_MILLISECONDS_IN_DAY_FIELD
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-1, // 'Z' - UDAT_TIMEZONE_RFC_FIELD
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-1, // 'v' - UDAT_TIMEZONE_GENERIC_FIELD
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0, // 'c' - UDAT_STANDALONE_DAY_FIELD
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1, // 'L' - UDAT_STANDALONE_MONTH_FIELD
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-1, // 'Q' - UDAT_QUARTER_FIELD (1-4?)
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-1, // 'q' - UDAT_STANDALONE_QUARTER_FIELD
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-1, // 'V' - UDAT_TIMEZONE_SPECIAL_FIELD
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-1, // 'U' - UDAT_YEAR_NAME_FIELD
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-1, // 'O' - UDAT_TIMEZONE_LOCALIZED_GMT_OFFSET_FIELD
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-1, // 'X' - UDAT_TIMEZONE_ISO_FIELD
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-1, // 'x' - UDAT_TIMEZONE_ISO_LOCAL_FIELD
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-1, // 'r' - UDAT_RELATED_YEAR_FIELD
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#if UDAT_HAS_PATTERN_CHAR_FOR_TIME_SEPARATOR
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-1, // ':' - UDAT_TIME_SEPARATOR_FIELD
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#else
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-1, // (no pattern character currently) - UDAT_TIME_SEPARATOR_FIELD
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#endif
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};
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// When calendar uses hebr numbering (i.e. he@calendar=hebrew),
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// offset the years within the current millenium down to 1-999
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static const int32_t HEBREW_CAL_CUR_MILLENIUM_START_YEAR = 5000;
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static const int32_t HEBREW_CAL_CUR_MILLENIUM_END_YEAR = 6000;
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static UMutex LOCK = U_MUTEX_INITIALIZER;
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UOBJECT_DEFINE_RTTI_IMPLEMENTATION(SimpleDateFormat)
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SimpleDateFormat::NSOverride::~NSOverride() {
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if (snf != NULL) {
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snf->removeRef();
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}
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}
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void SimpleDateFormat::NSOverride::free() {
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NSOverride *cur = this;
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while (cur) {
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NSOverride *next = cur->next;
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delete cur;
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cur = next;
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}
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}
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// no matter what the locale's default number format looked like, we want
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// to modify it so that it doesn't use thousands separators, doesn't always
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// show the decimal point, and recognizes integers only when parsing
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static void fixNumberFormatForDates(NumberFormat &nf) {
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nf.setGroupingUsed(FALSE);
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DecimalFormat* decfmt = dynamic_cast<DecimalFormat*>(&nf);
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if (decfmt != NULL) {
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decfmt->setDecimalSeparatorAlwaysShown(FALSE);
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}
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nf.setParseIntegerOnly(TRUE);
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nf.setMinimumFractionDigits(0); // To prevent "Jan 1.00, 1997.00"
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}
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static const SharedNumberFormat *createSharedNumberFormat(
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NumberFormat *nfToAdopt) {
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fixNumberFormatForDates(*nfToAdopt);
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const SharedNumberFormat *result = new SharedNumberFormat(nfToAdopt);
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if (result == NULL) {
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delete nfToAdopt;
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}
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return result;
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}
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static const SharedNumberFormat *createSharedNumberFormat(
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const Locale &loc, UErrorCode &status) {
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NumberFormat *nf = NumberFormat::createInstance(loc, status);
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if (U_FAILURE(status)) {
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return NULL;
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}
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const SharedNumberFormat *result = createSharedNumberFormat(nf);
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if (result == NULL) {
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status = U_MEMORY_ALLOCATION_ERROR;
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}
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return result;
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}
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static const SharedNumberFormat **allocSharedNumberFormatters() {
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const SharedNumberFormat **result = (const SharedNumberFormat**)
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uprv_malloc(UDAT_FIELD_COUNT * sizeof(const SharedNumberFormat*));
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if (result == NULL) {
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return NULL;
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}
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for (int32_t i = 0; i < UDAT_FIELD_COUNT; ++i) {
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result[i] = NULL;
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}
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return result;
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}
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static void freeSharedNumberFormatters(const SharedNumberFormat ** list) {
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for (int32_t i = 0; i < UDAT_FIELD_COUNT; ++i) {
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SharedObject::clearPtr(list[i]);
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}
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uprv_free(list);
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}
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const NumberFormat *SimpleDateFormat::getNumberFormatByIndex(
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UDateFormatField index) const {
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if (fSharedNumberFormatters == NULL ||
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fSharedNumberFormatters[index] == NULL) {
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return fNumberFormat;
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}
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return &(**fSharedNumberFormatters[index]);
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}
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class SimpleDateFormatMutableNFNode {
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public:
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const NumberFormat *key;
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NumberFormat *value;
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SimpleDateFormatMutableNFNode()
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: key(NULL), value(NULL) { }
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~SimpleDateFormatMutableNFNode() {
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delete value;
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}
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private:
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SimpleDateFormatMutableNFNode(const SimpleDateFormatMutableNFNode &);
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SimpleDateFormatMutableNFNode &operator=(const SimpleDateFormatMutableNFNode &);
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};
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// Single threaded cache of non const NumberFormats. Designed to be stack
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// allocated and used for a single format call.
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class SimpleDateFormatMutableNFs : public UMemory {
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public:
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SimpleDateFormatMutableNFs() {
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}
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// Returns a non-const clone of nf which can be safely modified.
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// Subsequent calls with same nf will return the same non-const clone.
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// This object maintains ownership of all returned non-const
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// NumberFormat objects. On memory allocation error returns NULL.
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// Caller must check for NULL return value.
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NumberFormat *get(const NumberFormat *nf) {
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if (nf == NULL) {
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return NULL;
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}
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int32_t idx = 0;
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while (nodes[idx].value) {
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if (nf == nodes[idx].key) {
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return nodes[idx].value;
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}
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++idx;
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}
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U_ASSERT(idx < UDAT_FIELD_COUNT);
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nodes[idx].key = nf;
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nodes[idx].value = (NumberFormat *) nf->clone();
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return nodes[idx].value;
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}
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private:
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// +1 extra for sentinel. If each field had its own NumberFormat, this
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// cache would have to allocate UDAT_FIELD_COUNT mutable versions worst
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// case.
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SimpleDateFormatMutableNFNode nodes[UDAT_FIELD_COUNT + 1];
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SimpleDateFormatMutableNFs(const SimpleDateFormatMutableNFs &);
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SimpleDateFormatMutableNFs &operator=(const SimpleDateFormatMutableNFs &);
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};
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//----------------------------------------------------------------------
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SimpleDateFormat::~SimpleDateFormat()
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{
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delete fSymbols;
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if (fSharedNumberFormatters) {
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freeSharedNumberFormatters(fSharedNumberFormatters);
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}
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if (fTimeZoneFormat) {
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delete fTimeZoneFormat;
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}
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#if !UCONFIG_NO_BREAK_ITERATION
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delete fCapitalizationBrkIter;
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#endif
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}
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//----------------------------------------------------------------------
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SimpleDateFormat::SimpleDateFormat(UErrorCode& status)
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: fLocale(Locale::getDefault()),
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fSymbols(NULL),
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fTimeZoneFormat(NULL),
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fSharedNumberFormatters(NULL),
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fCapitalizationBrkIter(NULL)
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{
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initializeBooleanAttributes();
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construct(kShort, (EStyle) (kShort + kDateOffset), fLocale, status);
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initializeDefaultCentury();
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}
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//----------------------------------------------------------------------
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SimpleDateFormat::SimpleDateFormat(const UnicodeString& pattern,
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UErrorCode &status)
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: fPattern(pattern),
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fLocale(Locale::getDefault()),
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fSymbols(NULL),
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fTimeZoneFormat(NULL),
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fSharedNumberFormatters(NULL),
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fCapitalizationBrkIter(NULL)
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{
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fDateOverride.setToBogus();
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fTimeOverride.setToBogus();
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initializeBooleanAttributes();
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initializeCalendar(NULL,fLocale,status);
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fSymbols = DateFormatSymbols::createForLocale(fLocale, status);
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initialize(fLocale, status);
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initializeDefaultCentury();
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}
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//----------------------------------------------------------------------
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SimpleDateFormat::SimpleDateFormat(const UnicodeString& pattern,
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const UnicodeString& override,
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UErrorCode &status)
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: fPattern(pattern),
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fLocale(Locale::getDefault()),
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fSymbols(NULL),
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fTimeZoneFormat(NULL),
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fSharedNumberFormatters(NULL),
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fCapitalizationBrkIter(NULL)
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{
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fDateOverride.setTo(override);
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fTimeOverride.setToBogus();
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initializeBooleanAttributes();
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initializeCalendar(NULL,fLocale,status);
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fSymbols = DateFormatSymbols::createForLocale(fLocale, status);
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initialize(fLocale, status);
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initializeDefaultCentury();
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processOverrideString(fLocale,override,kOvrStrBoth,status);
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}
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//----------------------------------------------------------------------
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SimpleDateFormat::SimpleDateFormat(const UnicodeString& pattern,
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const Locale& locale,
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UErrorCode& status)
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: fPattern(pattern),
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fLocale(locale),
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fTimeZoneFormat(NULL),
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fSharedNumberFormatters(NULL),
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fCapitalizationBrkIter(NULL)
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{
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fDateOverride.setToBogus();
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fTimeOverride.setToBogus();
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initializeBooleanAttributes();
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initializeCalendar(NULL,fLocale,status);
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fSymbols = DateFormatSymbols::createForLocale(fLocale, status);
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initialize(fLocale, status);
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initializeDefaultCentury();
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}
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//----------------------------------------------------------------------
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SimpleDateFormat::SimpleDateFormat(const UnicodeString& pattern,
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const UnicodeString& override,
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const Locale& locale,
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UErrorCode& status)
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: fPattern(pattern),
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fLocale(locale),
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fTimeZoneFormat(NULL),
|
|
fSharedNumberFormatters(NULL),
|
|
fCapitalizationBrkIter(NULL)
|
|
{
|
|
|
|
fDateOverride.setTo(override);
|
|
fTimeOverride.setToBogus();
|
|
initializeBooleanAttributes();
|
|
|
|
initializeCalendar(NULL,fLocale,status);
|
|
fSymbols = DateFormatSymbols::createForLocale(fLocale, status);
|
|
initialize(fLocale, status);
|
|
initializeDefaultCentury();
|
|
|
|
processOverrideString(locale,override,kOvrStrBoth,status);
|
|
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
|
|
SimpleDateFormat::SimpleDateFormat(const UnicodeString& pattern,
|
|
DateFormatSymbols* symbolsToAdopt,
|
|
UErrorCode& status)
|
|
: fPattern(pattern),
|
|
fLocale(Locale::getDefault()),
|
|
fSymbols(symbolsToAdopt),
|
|
fTimeZoneFormat(NULL),
|
|
fSharedNumberFormatters(NULL),
|
|
fCapitalizationBrkIter(NULL)
|
|
{
|
|
|
|
fDateOverride.setToBogus();
|
|
fTimeOverride.setToBogus();
|
|
initializeBooleanAttributes();
|
|
|
|
initializeCalendar(NULL,fLocale,status);
|
|
initialize(fLocale, status);
|
|
initializeDefaultCentury();
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
|
|
SimpleDateFormat::SimpleDateFormat(const UnicodeString& pattern,
|
|
const DateFormatSymbols& symbols,
|
|
UErrorCode& status)
|
|
: fPattern(pattern),
|
|
fLocale(Locale::getDefault()),
|
|
fSymbols(new DateFormatSymbols(symbols)),
|
|
fTimeZoneFormat(NULL),
|
|
fSharedNumberFormatters(NULL),
|
|
fCapitalizationBrkIter(NULL)
|
|
{
|
|
|
|
fDateOverride.setToBogus();
|
|
fTimeOverride.setToBogus();
|
|
initializeBooleanAttributes();
|
|
|
|
initializeCalendar(NULL, fLocale, status);
|
|
initialize(fLocale, status);
|
|
initializeDefaultCentury();
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
|
|
// Not for public consumption; used by DateFormat
|
|
SimpleDateFormat::SimpleDateFormat(EStyle timeStyle,
|
|
EStyle dateStyle,
|
|
const Locale& locale,
|
|
UErrorCode& status)
|
|
: fLocale(locale),
|
|
fSymbols(NULL),
|
|
fTimeZoneFormat(NULL),
|
|
fSharedNumberFormatters(NULL),
|
|
fCapitalizationBrkIter(NULL)
|
|
{
|
|
initializeBooleanAttributes();
|
|
construct(timeStyle, dateStyle, fLocale, status);
|
|
if(U_SUCCESS(status)) {
|
|
initializeDefaultCentury();
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
|
|
/**
|
|
* Not for public consumption; used by DateFormat. This constructor
|
|
* never fails. If the resource data is not available, it uses the
|
|
* the last resort symbols.
|
|
*/
|
|
SimpleDateFormat::SimpleDateFormat(const Locale& locale,
|
|
UErrorCode& status)
|
|
: fPattern(gDefaultPattern),
|
|
fLocale(locale),
|
|
fSymbols(NULL),
|
|
fTimeZoneFormat(NULL),
|
|
fSharedNumberFormatters(NULL),
|
|
fCapitalizationBrkIter(NULL)
|
|
{
|
|
if (U_FAILURE(status)) return;
|
|
initializeBooleanAttributes();
|
|
initializeCalendar(NULL, fLocale, status);
|
|
fSymbols = DateFormatSymbols::createForLocale(fLocale, status);
|
|
if (U_FAILURE(status))
|
|
{
|
|
status = U_ZERO_ERROR;
|
|
delete fSymbols;
|
|
// This constructor doesn't fail; it uses last resort data
|
|
fSymbols = new DateFormatSymbols(status);
|
|
/* test for NULL */
|
|
if (fSymbols == 0) {
|
|
status = U_MEMORY_ALLOCATION_ERROR;
|
|
return;
|
|
}
|
|
}
|
|
|
|
fDateOverride.setToBogus();
|
|
fTimeOverride.setToBogus();
|
|
|
|
initialize(fLocale, status);
|
|
if(U_SUCCESS(status)) {
|
|
initializeDefaultCentury();
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
|
|
SimpleDateFormat::SimpleDateFormat(const SimpleDateFormat& other)
|
|
: DateFormat(other),
|
|
fLocale(other.fLocale),
|
|
fSymbols(NULL),
|
|
fTimeZoneFormat(NULL),
|
|
fSharedNumberFormatters(NULL),
|
|
fCapitalizationBrkIter(NULL)
|
|
{
|
|
initializeBooleanAttributes();
|
|
*this = other;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
|
|
SimpleDateFormat& SimpleDateFormat::operator=(const SimpleDateFormat& other)
|
|
{
|
|
if (this == &other) {
|
|
return *this;
|
|
}
|
|
DateFormat::operator=(other);
|
|
fDateOverride = other.fDateOverride;
|
|
fTimeOverride = other.fTimeOverride;
|
|
|
|
delete fSymbols;
|
|
fSymbols = NULL;
|
|
|
|
if (other.fSymbols)
|
|
fSymbols = new DateFormatSymbols(*other.fSymbols);
|
|
|
|
fDefaultCenturyStart = other.fDefaultCenturyStart;
|
|
fDefaultCenturyStartYear = other.fDefaultCenturyStartYear;
|
|
fHaveDefaultCentury = other.fHaveDefaultCentury;
|
|
|
|
fPattern = other.fPattern;
|
|
fHasMinute = other.fHasMinute;
|
|
fHasSecond = other.fHasSecond;
|
|
|
|
// TimeZoneFormat in ICU4C only depends on a locale for now
|
|
if (fLocale != other.fLocale) {
|
|
delete fTimeZoneFormat;
|
|
fTimeZoneFormat = NULL; // forces lazy instantiation with the other locale
|
|
fLocale = other.fLocale;
|
|
}
|
|
|
|
#if !UCONFIG_NO_BREAK_ITERATION
|
|
if (other.fCapitalizationBrkIter != NULL) {
|
|
fCapitalizationBrkIter = (other.fCapitalizationBrkIter)->clone();
|
|
}
|
|
#endif
|
|
|
|
if (fSharedNumberFormatters != NULL) {
|
|
freeSharedNumberFormatters(fSharedNumberFormatters);
|
|
fSharedNumberFormatters = NULL;
|
|
}
|
|
if (other.fSharedNumberFormatters != NULL) {
|
|
fSharedNumberFormatters = allocSharedNumberFormatters();
|
|
if (fSharedNumberFormatters) {
|
|
for (int32_t i = 0; i < UDAT_FIELD_COUNT; ++i) {
|
|
SharedObject::copyPtr(
|
|
other.fSharedNumberFormatters[i],
|
|
fSharedNumberFormatters[i]);
|
|
}
|
|
}
|
|
}
|
|
|
|
return *this;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
|
|
Format*
|
|
SimpleDateFormat::clone() const
|
|
{
|
|
return new SimpleDateFormat(*this);
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
|
|
UBool
|
|
SimpleDateFormat::operator==(const Format& other) const
|
|
{
|
|
if (DateFormat::operator==(other)) {
|
|
// The DateFormat::operator== check for fCapitalizationContext equality above
|
|
// is sufficient to check equality of all derived context-related data.
|
|
// DateFormat::operator== guarantees following cast is safe
|
|
SimpleDateFormat* that = (SimpleDateFormat*)&other;
|
|
return (fPattern == that->fPattern &&
|
|
fSymbols != NULL && // Check for pathological object
|
|
that->fSymbols != NULL && // Check for pathological object
|
|
*fSymbols == *that->fSymbols &&
|
|
fHaveDefaultCentury == that->fHaveDefaultCentury &&
|
|
fDefaultCenturyStart == that->fDefaultCenturyStart);
|
|
}
|
|
return FALSE;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
|
|
void SimpleDateFormat::construct(EStyle timeStyle,
|
|
EStyle dateStyle,
|
|
const Locale& locale,
|
|
UErrorCode& status)
|
|
{
|
|
// called by several constructors to load pattern data from the resources
|
|
if (U_FAILURE(status)) return;
|
|
|
|
// We will need the calendar to know what type of symbols to load.
|
|
initializeCalendar(NULL, locale, status);
|
|
if (U_FAILURE(status)) return;
|
|
|
|
// Load date time patterns directly from resources.
|
|
const char* cType = fCalendar ? fCalendar->getType() : NULL;
|
|
LocalUResourceBundlePointer bundle(ures_open(NULL, locale.getBaseName(), &status));
|
|
if (U_FAILURE(status)) return;
|
|
|
|
UBool cTypeIsGregorian = TRUE;
|
|
LocalUResourceBundlePointer dateTimePatterns;
|
|
if (cType != NULL && uprv_strcmp(cType, "gregorian") != 0) {
|
|
CharString resourcePath("calendar/", status);
|
|
resourcePath.append(cType, status).append("/DateTimePatterns", status);
|
|
dateTimePatterns.adoptInstead(
|
|
ures_getByKeyWithFallback(bundle.getAlias(), resourcePath.data(),
|
|
(UResourceBundle*)NULL, &status));
|
|
cTypeIsGregorian = FALSE;
|
|
}
|
|
|
|
// Check for "gregorian" fallback.
|
|
if (cTypeIsGregorian || status == U_MISSING_RESOURCE_ERROR) {
|
|
status = U_ZERO_ERROR;
|
|
dateTimePatterns.adoptInstead(
|
|
ures_getByKeyWithFallback(bundle.getAlias(),
|
|
"calendar/gregorian/DateTimePatterns",
|
|
(UResourceBundle*)NULL, &status));
|
|
}
|
|
if (U_FAILURE(status)) return;
|
|
|
|
LocalUResourceBundlePointer currentBundle;
|
|
|
|
if (ures_getSize(dateTimePatterns.getAlias()) <= kDateTime)
|
|
{
|
|
status = U_INVALID_FORMAT_ERROR;
|
|
return;
|
|
}
|
|
|
|
setLocaleIDs(ures_getLocaleByType(dateTimePatterns.getAlias(), ULOC_VALID_LOCALE, &status),
|
|
ures_getLocaleByType(dateTimePatterns.getAlias(), ULOC_ACTUAL_LOCALE, &status));
|
|
|
|
// create a symbols object from the locale
|
|
fSymbols = DateFormatSymbols::createForLocale(locale, status);
|
|
if (U_FAILURE(status)) return;
|
|
/* test for NULL */
|
|
if (fSymbols == 0) {
|
|
status = U_MEMORY_ALLOCATION_ERROR;
|
|
return;
|
|
}
|
|
|
|
const UChar *resStr,*ovrStr;
|
|
int32_t resStrLen,ovrStrLen = 0;
|
|
fDateOverride.setToBogus();
|
|
fTimeOverride.setToBogus();
|
|
|
|
// if the pattern should include both date and time information, use the date/time
|
|
// pattern string as a guide to tell use how to glue together the appropriate date
|
|
// and time pattern strings.
|
|
if ((timeStyle != kNone) && (dateStyle != kNone))
|
|
{
|
|
currentBundle.adoptInstead(
|
|
ures_getByIndex(dateTimePatterns.getAlias(), (int32_t)timeStyle, NULL, &status));
|
|
if (U_FAILURE(status)) {
|
|
status = U_INVALID_FORMAT_ERROR;
|
|
return;
|
|
}
|
|
switch (ures_getType(currentBundle.getAlias())) {
|
|
case URES_STRING: {
|
|
resStr = ures_getString(currentBundle.getAlias(), &resStrLen, &status);
|
|
break;
|
|
}
|
|
case URES_ARRAY: {
|
|
resStr = ures_getStringByIndex(currentBundle.getAlias(), 0, &resStrLen, &status);
|
|
ovrStr = ures_getStringByIndex(currentBundle.getAlias(), 1, &ovrStrLen, &status);
|
|
fTimeOverride.setTo(TRUE, ovrStr, ovrStrLen);
|
|
break;
|
|
}
|
|
default: {
|
|
status = U_INVALID_FORMAT_ERROR;
|
|
return;
|
|
}
|
|
}
|
|
|
|
UnicodeString tempus1(TRUE, resStr, resStrLen);
|
|
|
|
currentBundle.adoptInstead(
|
|
ures_getByIndex(dateTimePatterns.getAlias(), (int32_t)dateStyle, NULL, &status));
|
|
if (U_FAILURE(status)) {
|
|
status = U_INVALID_FORMAT_ERROR;
|
|
return;
|
|
}
|
|
switch (ures_getType(currentBundle.getAlias())) {
|
|
case URES_STRING: {
|
|
resStr = ures_getString(currentBundle.getAlias(), &resStrLen, &status);
|
|
break;
|
|
}
|
|
case URES_ARRAY: {
|
|
resStr = ures_getStringByIndex(currentBundle.getAlias(), 0, &resStrLen, &status);
|
|
ovrStr = ures_getStringByIndex(currentBundle.getAlias(), 1, &ovrStrLen, &status);
|
|
fDateOverride.setTo(TRUE, ovrStr, ovrStrLen);
|
|
break;
|
|
}
|
|
default: {
|
|
status = U_INVALID_FORMAT_ERROR;
|
|
return;
|
|
}
|
|
}
|
|
|
|
UnicodeString tempus2(TRUE, resStr, resStrLen);
|
|
|
|
int32_t glueIndex = kDateTime;
|
|
int32_t patternsSize = ures_getSize(dateTimePatterns.getAlias());
|
|
if (patternsSize >= (kDateTimeOffset + kShort + 1)) {
|
|
// Get proper date time format
|
|
glueIndex = (int32_t)(kDateTimeOffset + (dateStyle - kDateOffset));
|
|
}
|
|
|
|
resStr = ures_getStringByIndex(dateTimePatterns.getAlias(), glueIndex, &resStrLen, &status);
|
|
SimpleFormatter(UnicodeString(TRUE, resStr, resStrLen), 2, 2, status).
|
|
format(tempus1, tempus2, fPattern, status);
|
|
}
|
|
// if the pattern includes just time data or just date date, load the appropriate
|
|
// pattern string from the resources
|
|
// setTo() - see DateFormatSymbols::assignArray comments
|
|
else if (timeStyle != kNone) {
|
|
currentBundle.adoptInstead(
|
|
ures_getByIndex(dateTimePatterns.getAlias(), (int32_t)timeStyle, NULL, &status));
|
|
if (U_FAILURE(status)) {
|
|
status = U_INVALID_FORMAT_ERROR;
|
|
return;
|
|
}
|
|
switch (ures_getType(currentBundle.getAlias())) {
|
|
case URES_STRING: {
|
|
resStr = ures_getString(currentBundle.getAlias(), &resStrLen, &status);
|
|
break;
|
|
}
|
|
case URES_ARRAY: {
|
|
resStr = ures_getStringByIndex(currentBundle.getAlias(), 0, &resStrLen, &status);
|
|
ovrStr = ures_getStringByIndex(currentBundle.getAlias(), 1, &ovrStrLen, &status);
|
|
fDateOverride.setTo(TRUE, ovrStr, ovrStrLen);
|
|
break;
|
|
}
|
|
default: {
|
|
status = U_INVALID_FORMAT_ERROR;
|
|
return;
|
|
}
|
|
}
|
|
fPattern.setTo(TRUE, resStr, resStrLen);
|
|
}
|
|
else if (dateStyle != kNone) {
|
|
currentBundle.adoptInstead(
|
|
ures_getByIndex(dateTimePatterns.getAlias(), (int32_t)dateStyle, NULL, &status));
|
|
if (U_FAILURE(status)) {
|
|
status = U_INVALID_FORMAT_ERROR;
|
|
return;
|
|
}
|
|
switch (ures_getType(currentBundle.getAlias())) {
|
|
case URES_STRING: {
|
|
resStr = ures_getString(currentBundle.getAlias(), &resStrLen, &status);
|
|
break;
|
|
}
|
|
case URES_ARRAY: {
|
|
resStr = ures_getStringByIndex(currentBundle.getAlias(), 0, &resStrLen, &status);
|
|
ovrStr = ures_getStringByIndex(currentBundle.getAlias(), 1, &ovrStrLen, &status);
|
|
fDateOverride.setTo(TRUE, ovrStr, ovrStrLen);
|
|
break;
|
|
}
|
|
default: {
|
|
status = U_INVALID_FORMAT_ERROR;
|
|
return;
|
|
}
|
|
}
|
|
fPattern.setTo(TRUE, resStr, resStrLen);
|
|
}
|
|
|
|
// and if it includes _neither_, that's an error
|
|
else
|
|
status = U_INVALID_FORMAT_ERROR;
|
|
|
|
// finally, finish initializing by creating a Calendar and a NumberFormat
|
|
initialize(locale, status);
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
|
|
Calendar*
|
|
SimpleDateFormat::initializeCalendar(TimeZone* adoptZone, const Locale& locale, UErrorCode& status)
|
|
{
|
|
if(!U_FAILURE(status)) {
|
|
fCalendar = Calendar::createInstance(adoptZone?adoptZone:TimeZone::createDefault(), locale, status);
|
|
}
|
|
return fCalendar;
|
|
}
|
|
|
|
void
|
|
SimpleDateFormat::initialize(const Locale& locale,
|
|
UErrorCode& status)
|
|
{
|
|
if (U_FAILURE(status)) return;
|
|
|
|
// We don't need to check that the row count is >= 1, since all 2d arrays have at
|
|
// least one row
|
|
fNumberFormat = NumberFormat::createInstance(locale, status);
|
|
if (fNumberFormat != NULL && U_SUCCESS(status))
|
|
{
|
|
fixNumberFormatForDates(*fNumberFormat);
|
|
//fNumberFormat->setLenient(TRUE); // Java uses a custom DateNumberFormat to format/parse
|
|
|
|
initNumberFormatters(locale,status);
|
|
|
|
}
|
|
else if (U_SUCCESS(status))
|
|
{
|
|
status = U_MISSING_RESOURCE_ERROR;
|
|
}
|
|
|
|
parsePattern();
|
|
}
|
|
|
|
/* Initialize the fields we use to disambiguate ambiguous years. Separate
|
|
* so we can call it from readObject().
|
|
*/
|
|
void SimpleDateFormat::initializeDefaultCentury()
|
|
{
|
|
if(fCalendar) {
|
|
fHaveDefaultCentury = fCalendar->haveDefaultCentury();
|
|
if(fHaveDefaultCentury) {
|
|
fDefaultCenturyStart = fCalendar->defaultCenturyStart();
|
|
fDefaultCenturyStartYear = fCalendar->defaultCenturyStartYear();
|
|
} else {
|
|
fDefaultCenturyStart = DBL_MIN;
|
|
fDefaultCenturyStartYear = -1;
|
|
}
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Initialize the boolean attributes. Separate so we can call it from all constructors.
|
|
*/
|
|
void SimpleDateFormat::initializeBooleanAttributes()
|
|
{
|
|
UErrorCode status = U_ZERO_ERROR;
|
|
|
|
setBooleanAttribute(UDAT_PARSE_ALLOW_WHITESPACE, true, status);
|
|
setBooleanAttribute(UDAT_PARSE_ALLOW_NUMERIC, true, status);
|
|
setBooleanAttribute(UDAT_PARSE_PARTIAL_LITERAL_MATCH, true, status);
|
|
setBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, true, status);
|
|
}
|
|
|
|
/* Define one-century window into which to disambiguate dates using
|
|
* two-digit years. Make public in JDK 1.2.
|
|
*/
|
|
void SimpleDateFormat::parseAmbiguousDatesAsAfter(UDate startDate, UErrorCode& status)
|
|
{
|
|
if(U_FAILURE(status)) {
|
|
return;
|
|
}
|
|
if(!fCalendar) {
|
|
status = U_ILLEGAL_ARGUMENT_ERROR;
|
|
return;
|
|
}
|
|
|
|
fCalendar->setTime(startDate, status);
|
|
if(U_SUCCESS(status)) {
|
|
fHaveDefaultCentury = TRUE;
|
|
fDefaultCenturyStart = startDate;
|
|
fDefaultCenturyStartYear = fCalendar->get(UCAL_YEAR, status);
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
|
|
UnicodeString&
|
|
SimpleDateFormat::format(Calendar& cal, UnicodeString& appendTo, FieldPosition& pos) const
|
|
{
|
|
UErrorCode status = U_ZERO_ERROR;
|
|
FieldPositionOnlyHandler handler(pos);
|
|
return _format(cal, appendTo, handler, status);
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
|
|
UnicodeString&
|
|
SimpleDateFormat::format(Calendar& cal, UnicodeString& appendTo,
|
|
FieldPositionIterator* posIter, UErrorCode& status) const
|
|
{
|
|
FieldPositionIteratorHandler handler(posIter, status);
|
|
return _format(cal, appendTo, handler, status);
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
|
|
UnicodeString&
|
|
SimpleDateFormat::_format(Calendar& cal, UnicodeString& appendTo,
|
|
FieldPositionHandler& handler, UErrorCode& status) const
|
|
{
|
|
if ( U_FAILURE(status) ) {
|
|
return appendTo;
|
|
}
|
|
Calendar* workCal = &cal;
|
|
Calendar* calClone = NULL;
|
|
if (&cal != fCalendar && uprv_strcmp(cal.getType(), fCalendar->getType()) != 0) {
|
|
// Different calendar type
|
|
// We use the time and time zone from the input calendar, but
|
|
// do not use the input calendar for field calculation.
|
|
calClone = fCalendar->clone();
|
|
if (calClone != NULL) {
|
|
UDate t = cal.getTime(status);
|
|
calClone->setTime(t, status);
|
|
calClone->setTimeZone(cal.getTimeZone());
|
|
workCal = calClone;
|
|
} else {
|
|
status = U_MEMORY_ALLOCATION_ERROR;
|
|
return appendTo;
|
|
}
|
|
}
|
|
|
|
UBool inQuote = FALSE;
|
|
UChar prevCh = 0;
|
|
int32_t count = 0;
|
|
int32_t fieldNum = 0;
|
|
UDisplayContext capitalizationContext = getContext(UDISPCTX_TYPE_CAPITALIZATION, status);
|
|
|
|
// Create temporary cache of mutable number format objects. This way
|
|
// subFormat won't have to clone the const NumberFormat for each field.
|
|
// if several fields share the same NumberFormat, which will almost
|
|
// always be the case, this is a big save.
|
|
SimpleDateFormatMutableNFs mutableNFs;
|
|
// loop through the pattern string character by character
|
|
for (int32_t i = 0; i < fPattern.length() && U_SUCCESS(status); ++i) {
|
|
UChar ch = fPattern[i];
|
|
|
|
// Use subFormat() to format a repeated pattern character
|
|
// when a different pattern or non-pattern character is seen
|
|
if (ch != prevCh && count > 0) {
|
|
subFormat(appendTo, prevCh, count, capitalizationContext, fieldNum++, handler, *workCal, mutableNFs, status);
|
|
count = 0;
|
|
}
|
|
if (ch == QUOTE) {
|
|
// Consecutive single quotes are a single quote literal,
|
|
// either outside of quotes or between quotes
|
|
if ((i+1) < fPattern.length() && fPattern[i+1] == QUOTE) {
|
|
appendTo += (UChar)QUOTE;
|
|
++i;
|
|
} else {
|
|
inQuote = ! inQuote;
|
|
}
|
|
}
|
|
else if (!inQuote && isSyntaxChar(ch)) {
|
|
// ch is a date-time pattern character to be interpreted
|
|
// by subFormat(); count the number of times it is repeated
|
|
prevCh = ch;
|
|
++count;
|
|
}
|
|
else {
|
|
// Append quoted characters and unquoted non-pattern characters
|
|
appendTo += ch;
|
|
}
|
|
}
|
|
|
|
// Format the last item in the pattern, if any
|
|
if (count > 0) {
|
|
subFormat(appendTo, prevCh, count, capitalizationContext, fieldNum++, handler, *workCal, mutableNFs, status);
|
|
}
|
|
|
|
if (calClone != NULL) {
|
|
delete calClone;
|
|
}
|
|
|
|
return appendTo;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
|
|
/* Map calendar field into calendar field level.
|
|
* the larger the level, the smaller the field unit.
|
|
* For example, UCAL_ERA level is 0, UCAL_YEAR level is 10,
|
|
* UCAL_MONTH level is 20.
|
|
* NOTE: if new fields adds in, the table needs to update.
|
|
*/
|
|
const int32_t
|
|
SimpleDateFormat::fgCalendarFieldToLevel[] =
|
|
{
|
|
/*GyM*/ 0, 10, 20,
|
|
/*wW*/ 20, 30,
|
|
/*dDEF*/ 30, 20, 30, 30,
|
|
/*ahHm*/ 40, 50, 50, 60,
|
|
/*sS*/ 70, 80,
|
|
/*z?Y*/ 0, 0, 10,
|
|
/*eug*/ 30, 10, 0,
|
|
/*A?.*/ 40, 0, 0
|
|
};
|
|
|
|
int32_t SimpleDateFormat::getLevelFromChar(UChar ch) {
|
|
// Map date field LETTER into calendar field level.
|
|
// the larger the level, the smaller the field unit.
|
|
// NOTE: if new fields adds in, the table needs to update.
|
|
static const int32_t mapCharToLevel[] = {
|
|
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
|
//
|
|
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
|
// ! " # $ % & ' ( ) * + , - . /
|
|
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
|
#if UDAT_HAS_PATTERN_CHAR_FOR_TIME_SEPARATOR
|
|
// 0 1 2 3 4 5 6 7 8 9 : ; < = > ?
|
|
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 0, -1, -1, -1, -1, -1,
|
|
#else
|
|
// 0 1 2 3 4 5 6 7 8 9 : ; < = > ?
|
|
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
|
#endif
|
|
// @ A B C D E F G H I J K L M N O
|
|
-1, 40, -1, -1, 20, 30, 30, 0, 50, -1, -1, 50, 20, 20, -1, 0,
|
|
// P Q R S T U V W X Y Z [ \ ] ^ _
|
|
-1, 20, -1, 80, -1, 10, 0, 30, 0, 10, 0, -1, -1, -1, -1, -1,
|
|
// ` a b c d e f g h i j k l m n o
|
|
-1, 40, -1, 30, 30, 30, -1, 0, 50, -1, -1, 50, 0, 60, -1, -1,
|
|
// p q r s t u v w x y z { | } ~
|
|
-1, 20, 10, 70, -1, 10, 0, 20, 0, 10, 0, -1, -1, -1, -1, -1
|
|
};
|
|
|
|
return ch < UPRV_LENGTHOF(mapCharToLevel) ? mapCharToLevel[ch] : -1;
|
|
}
|
|
|
|
UBool SimpleDateFormat::isSyntaxChar(UChar ch) {
|
|
static const UBool mapCharToIsSyntax[] = {
|
|
//
|
|
FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE,
|
|
//
|
|
FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE,
|
|
//
|
|
FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE,
|
|
//
|
|
FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE,
|
|
// ! " # $ % & '
|
|
FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE,
|
|
// ( ) * + , - . /
|
|
FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE,
|
|
// 0 1 2 3 4 5 6 7
|
|
FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE,
|
|
#if UDAT_HAS_PATTERN_CHAR_FOR_TIME_SEPARATOR
|
|
// 8 9 : ; < = > ?
|
|
FALSE, FALSE, TRUE, FALSE, FALSE, FALSE, FALSE, FALSE,
|
|
#else
|
|
// 8 9 : ; < = > ?
|
|
FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE,
|
|
#endif
|
|
// @ A B C D E F G
|
|
FALSE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE,
|
|
// H I J K L M N O
|
|
TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE,
|
|
// P Q R S T U V W
|
|
TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE,
|
|
// X Y Z [ \ ] ^ _
|
|
TRUE, TRUE, TRUE, FALSE, FALSE, FALSE, FALSE, FALSE,
|
|
// ` a b c d e f g
|
|
FALSE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE,
|
|
// h i j k l m n o
|
|
TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE,
|
|
// p q r s t u v w
|
|
TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE,
|
|
// x y z { | } ~
|
|
TRUE, TRUE, TRUE, FALSE, FALSE, FALSE, FALSE, FALSE
|
|
};
|
|
|
|
return ch < UPRV_LENGTHOF(mapCharToIsSyntax) ? mapCharToIsSyntax[ch] : FALSE;
|
|
}
|
|
|
|
// Map index into pattern character string to Calendar field number.
|
|
const UCalendarDateFields
|
|
SimpleDateFormat::fgPatternIndexToCalendarField[] =
|
|
{
|
|
/*GyM*/ UCAL_ERA, UCAL_YEAR, UCAL_MONTH,
|
|
/*dkH*/ UCAL_DATE, UCAL_HOUR_OF_DAY, UCAL_HOUR_OF_DAY,
|
|
/*msS*/ UCAL_MINUTE, UCAL_SECOND, UCAL_MILLISECOND,
|
|
/*EDF*/ UCAL_DAY_OF_WEEK, UCAL_DAY_OF_YEAR, UCAL_DAY_OF_WEEK_IN_MONTH,
|
|
/*wWa*/ UCAL_WEEK_OF_YEAR, UCAL_WEEK_OF_MONTH, UCAL_AM_PM,
|
|
/*hKz*/ UCAL_HOUR, UCAL_HOUR, UCAL_ZONE_OFFSET,
|
|
/*Yeu*/ UCAL_YEAR_WOY, UCAL_DOW_LOCAL, UCAL_EXTENDED_YEAR,
|
|
/*gAZ*/ UCAL_JULIAN_DAY, UCAL_MILLISECONDS_IN_DAY, UCAL_ZONE_OFFSET,
|
|
/*v*/ UCAL_ZONE_OFFSET,
|
|
/*c*/ UCAL_DOW_LOCAL,
|
|
/*L*/ UCAL_MONTH,
|
|
/*Q*/ UCAL_MONTH,
|
|
/*q*/ UCAL_MONTH,
|
|
/*V*/ UCAL_ZONE_OFFSET,
|
|
/*U*/ UCAL_YEAR,
|
|
/*O*/ UCAL_ZONE_OFFSET,
|
|
/*Xx*/ UCAL_ZONE_OFFSET, UCAL_ZONE_OFFSET,
|
|
/*r*/ UCAL_EXTENDED_YEAR,
|
|
/*bB*/ UCAL_FIELD_COUNT, UCAL_FIELD_COUNT, // no mappings to calendar fields
|
|
#if UDAT_HAS_PATTERN_CHAR_FOR_TIME_SEPARATOR
|
|
/*:*/ UCAL_FIELD_COUNT, /* => no useful mapping to any calendar field */
|
|
#else
|
|
/*no pattern char for UDAT_TIME_SEPARATOR_FIELD*/ UCAL_FIELD_COUNT, /* => no useful mapping to any calendar field */
|
|
#endif
|
|
};
|
|
|
|
// Map index into pattern character string to DateFormat field number
|
|
const UDateFormatField
|
|
SimpleDateFormat::fgPatternIndexToDateFormatField[] = {
|
|
/*GyM*/ UDAT_ERA_FIELD, UDAT_YEAR_FIELD, UDAT_MONTH_FIELD,
|
|
/*dkH*/ UDAT_DATE_FIELD, UDAT_HOUR_OF_DAY1_FIELD, UDAT_HOUR_OF_DAY0_FIELD,
|
|
/*msS*/ UDAT_MINUTE_FIELD, UDAT_SECOND_FIELD, UDAT_FRACTIONAL_SECOND_FIELD,
|
|
/*EDF*/ UDAT_DAY_OF_WEEK_FIELD, UDAT_DAY_OF_YEAR_FIELD, UDAT_DAY_OF_WEEK_IN_MONTH_FIELD,
|
|
/*wWa*/ UDAT_WEEK_OF_YEAR_FIELD, UDAT_WEEK_OF_MONTH_FIELD, UDAT_AM_PM_FIELD,
|
|
/*hKz*/ UDAT_HOUR1_FIELD, UDAT_HOUR0_FIELD, UDAT_TIMEZONE_FIELD,
|
|
/*Yeu*/ UDAT_YEAR_WOY_FIELD, UDAT_DOW_LOCAL_FIELD, UDAT_EXTENDED_YEAR_FIELD,
|
|
/*gAZ*/ UDAT_JULIAN_DAY_FIELD, UDAT_MILLISECONDS_IN_DAY_FIELD, UDAT_TIMEZONE_RFC_FIELD,
|
|
/*v*/ UDAT_TIMEZONE_GENERIC_FIELD,
|
|
/*c*/ UDAT_STANDALONE_DAY_FIELD,
|
|
/*L*/ UDAT_STANDALONE_MONTH_FIELD,
|
|
/*Q*/ UDAT_QUARTER_FIELD,
|
|
/*q*/ UDAT_STANDALONE_QUARTER_FIELD,
|
|
/*V*/ UDAT_TIMEZONE_SPECIAL_FIELD,
|
|
/*U*/ UDAT_YEAR_NAME_FIELD,
|
|
/*O*/ UDAT_TIMEZONE_LOCALIZED_GMT_OFFSET_FIELD,
|
|
/*Xx*/ UDAT_TIMEZONE_ISO_FIELD, UDAT_TIMEZONE_ISO_LOCAL_FIELD,
|
|
/*r*/ UDAT_RELATED_YEAR_FIELD,
|
|
/*bB*/ UDAT_AM_PM_MIDNIGHT_NOON_FIELD, UDAT_FLEXIBLE_DAY_PERIOD_FIELD,
|
|
#if UDAT_HAS_PATTERN_CHAR_FOR_TIME_SEPARATOR
|
|
/*:*/ UDAT_TIME_SEPARATOR_FIELD,
|
|
#else
|
|
/*no pattern char for UDAT_TIME_SEPARATOR_FIELD*/ UDAT_TIME_SEPARATOR_FIELD,
|
|
#endif
|
|
};
|
|
|
|
//----------------------------------------------------------------------
|
|
|
|
/**
|
|
* Append symbols[value] to dst. Make sure the array index is not out
|
|
* of bounds.
|
|
*/
|
|
static inline void
|
|
_appendSymbol(UnicodeString& dst,
|
|
int32_t value,
|
|
const UnicodeString* symbols,
|
|
int32_t symbolsCount) {
|
|
U_ASSERT(0 <= value && value < symbolsCount);
|
|
if (0 <= value && value < symbolsCount) {
|
|
dst += symbols[value];
|
|
}
|
|
}
|
|
|
|
static inline void
|
|
_appendSymbolWithMonthPattern(UnicodeString& dst, int32_t value, const UnicodeString* symbols, int32_t symbolsCount,
|
|
const UnicodeString* monthPattern, UErrorCode& status) {
|
|
U_ASSERT(0 <= value && value < symbolsCount);
|
|
if (0 <= value && value < symbolsCount) {
|
|
if (monthPattern == NULL) {
|
|
dst += symbols[value];
|
|
} else {
|
|
SimpleFormatter(*monthPattern, 1, 1, status).format(symbols[value], dst, status);
|
|
}
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void
|
|
SimpleDateFormat::initNumberFormatters(const Locale &locale,UErrorCode &status) {
|
|
if (U_FAILURE(status)) {
|
|
return;
|
|
}
|
|
if ( fDateOverride.isBogus() && fTimeOverride.isBogus() ) {
|
|
return;
|
|
}
|
|
umtx_lock(&LOCK);
|
|
if (fSharedNumberFormatters == NULL) {
|
|
fSharedNumberFormatters = allocSharedNumberFormatters();
|
|
if (fSharedNumberFormatters == NULL) {
|
|
status = U_MEMORY_ALLOCATION_ERROR;
|
|
}
|
|
}
|
|
umtx_unlock(&LOCK);
|
|
|
|
if (U_FAILURE(status)) {
|
|
return;
|
|
}
|
|
|
|
processOverrideString(locale,fDateOverride,kOvrStrDate,status);
|
|
processOverrideString(locale,fTimeOverride,kOvrStrTime,status);
|
|
}
|
|
|
|
void
|
|
SimpleDateFormat::processOverrideString(const Locale &locale, const UnicodeString &str, int8_t type, UErrorCode &status) {
|
|
if (str.isBogus() || U_FAILURE(status)) {
|
|
return;
|
|
}
|
|
|
|
int32_t start = 0;
|
|
int32_t len;
|
|
UnicodeString nsName;
|
|
UnicodeString ovrField;
|
|
UBool moreToProcess = TRUE;
|
|
NSOverride *overrideList = NULL;
|
|
|
|
while (moreToProcess) {
|
|
int32_t delimiterPosition = str.indexOf((UChar)ULOC_KEYWORD_ITEM_SEPARATOR_UNICODE,start);
|
|
if (delimiterPosition == -1) {
|
|
moreToProcess = FALSE;
|
|
len = str.length() - start;
|
|
} else {
|
|
len = delimiterPosition - start;
|
|
}
|
|
UnicodeString currentString(str,start,len);
|
|
int32_t equalSignPosition = currentString.indexOf((UChar)ULOC_KEYWORD_ASSIGN_UNICODE,0);
|
|
if (equalSignPosition == -1) { // Simple override string such as "hebrew"
|
|
nsName.setTo(currentString);
|
|
ovrField.setToBogus();
|
|
} else { // Field specific override string such as "y=hebrew"
|
|
nsName.setTo(currentString,equalSignPosition+1);
|
|
ovrField.setTo(currentString,0,1); // We just need the first character.
|
|
}
|
|
|
|
int32_t nsNameHash = nsName.hashCode();
|
|
// See if the numbering system is in the override list, if not, then add it.
|
|
NSOverride *cur = overrideList;
|
|
const SharedNumberFormat *snf = NULL;
|
|
UBool found = FALSE;
|
|
while ( cur && !found ) {
|
|
if ( cur->hash == nsNameHash ) {
|
|
snf = cur->snf;
|
|
found = TRUE;
|
|
}
|
|
cur = cur->next;
|
|
}
|
|
|
|
if (!found) {
|
|
LocalPointer<NSOverride> cur(new NSOverride);
|
|
if (!cur.isNull()) {
|
|
char kw[ULOC_KEYWORD_AND_VALUES_CAPACITY];
|
|
uprv_strcpy(kw,"numbers=");
|
|
nsName.extract(0,len,kw+8,ULOC_KEYWORD_AND_VALUES_CAPACITY-8,US_INV);
|
|
|
|
Locale ovrLoc(locale.getLanguage(),locale.getCountry(),locale.getVariant(),kw);
|
|
cur->hash = nsNameHash;
|
|
cur->next = overrideList;
|
|
SharedObject::copyPtr(
|
|
createSharedNumberFormat(ovrLoc, status), cur->snf);
|
|
if (U_FAILURE(status)) {
|
|
if (overrideList) {
|
|
overrideList->free();
|
|
}
|
|
return;
|
|
}
|
|
snf = cur->snf;
|
|
overrideList = cur.orphan();
|
|
} else {
|
|
status = U_MEMORY_ALLOCATION_ERROR;
|
|
if (overrideList) {
|
|
overrideList->free();
|
|
}
|
|
return;
|
|
}
|
|
}
|
|
|
|
// Now that we have an appropriate number formatter, fill in the appropriate spaces in the
|
|
// number formatters table.
|
|
if (ovrField.isBogus()) {
|
|
switch (type) {
|
|
case kOvrStrDate:
|
|
case kOvrStrBoth: {
|
|
for ( int8_t i=0 ; i<kDateFieldsCount; i++ ) {
|
|
SharedObject::copyPtr(snf, fSharedNumberFormatters[kDateFields[i]]);
|
|
}
|
|
if (type==kOvrStrDate) {
|
|
break;
|
|
}
|
|
U_FALLTHROUGH;
|
|
}
|
|
case kOvrStrTime : {
|
|
for ( int8_t i=0 ; i<kTimeFieldsCount; i++ ) {
|
|
SharedObject::copyPtr(snf, fSharedNumberFormatters[kTimeFields[i]]);
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
} else {
|
|
// if the pattern character is unrecognized, signal an error and bail out
|
|
UDateFormatField patternCharIndex =
|
|
DateFormatSymbols::getPatternCharIndex(ovrField.charAt(0));
|
|
if (patternCharIndex == UDAT_FIELD_COUNT) {
|
|
status = U_INVALID_FORMAT_ERROR;
|
|
if (overrideList) {
|
|
overrideList->free();
|
|
}
|
|
return;
|
|
}
|
|
SharedObject::copyPtr(snf, fSharedNumberFormatters[patternCharIndex]);
|
|
}
|
|
|
|
start = delimiterPosition + 1;
|
|
}
|
|
if (overrideList) {
|
|
overrideList->free();
|
|
}
|
|
}
|
|
|
|
//---------------------------------------------------------------------
|
|
void
|
|
SimpleDateFormat::subFormat(UnicodeString &appendTo,
|
|
UChar ch,
|
|
int32_t count,
|
|
UDisplayContext capitalizationContext,
|
|
int32_t fieldNum,
|
|
FieldPositionHandler& handler,
|
|
Calendar& cal,
|
|
SimpleDateFormatMutableNFs &mutableNFs,
|
|
UErrorCode& status) const
|
|
{
|
|
if (U_FAILURE(status)) {
|
|
return;
|
|
}
|
|
|
|
// this function gets called by format() to produce the appropriate substitution
|
|
// text for an individual pattern symbol (e.g., "HH" or "yyyy")
|
|
|
|
UDateFormatField patternCharIndex = DateFormatSymbols::getPatternCharIndex(ch);
|
|
const int32_t maxIntCount = 10;
|
|
int32_t beginOffset = appendTo.length();
|
|
NumberFormat *currentNumberFormat;
|
|
DateFormatSymbols::ECapitalizationContextUsageType capContextUsageType = DateFormatSymbols::kCapContextUsageOther;
|
|
|
|
UBool isHebrewCalendar = (uprv_strcmp(cal.getType(),"hebrew") == 0);
|
|
UBool isChineseCalendar = (uprv_strcmp(cal.getType(),"chinese") == 0 || uprv_strcmp(cal.getType(),"dangi") == 0);
|
|
|
|
// if the pattern character is unrecognized, signal an error and dump out
|
|
if (patternCharIndex == UDAT_FIELD_COUNT)
|
|
{
|
|
if (ch != 0x6C) { // pattern char 'l' (SMALL LETTER L) just gets ignored
|
|
status = U_INVALID_FORMAT_ERROR;
|
|
}
|
|
return;
|
|
}
|
|
|
|
UCalendarDateFields field = fgPatternIndexToCalendarField[patternCharIndex];
|
|
int32_t value = 0;
|
|
// Don't get value unless it is useful
|
|
if (field < UCAL_FIELD_COUNT) {
|
|
value = (patternCharIndex != UDAT_RELATED_YEAR_FIELD)? cal.get(field, status): cal.getRelatedYear(status);
|
|
}
|
|
if (U_FAILURE(status)) {
|
|
return;
|
|
}
|
|
|
|
currentNumberFormat = mutableNFs.get(getNumberFormatByIndex(patternCharIndex));
|
|
if (currentNumberFormat == NULL) {
|
|
status = U_MEMORY_ALLOCATION_ERROR;
|
|
return;
|
|
}
|
|
UnicodeString hebr("hebr", 4, US_INV);
|
|
|
|
switch (patternCharIndex) {
|
|
|
|
// for any "G" symbol, write out the appropriate era string
|
|
// "GGGG" is wide era name, "GGGGG" is narrow era name, anything else is abbreviated name
|
|
case UDAT_ERA_FIELD:
|
|
if (isChineseCalendar) {
|
|
zeroPaddingNumber(currentNumberFormat,appendTo, value, 1, 9); // as in ICU4J
|
|
} else {
|
|
if (count == 5) {
|
|
_appendSymbol(appendTo, value, fSymbols->fNarrowEras, fSymbols->fNarrowErasCount);
|
|
capContextUsageType = DateFormatSymbols::kCapContextUsageEraNarrow;
|
|
} else if (count == 4) {
|
|
_appendSymbol(appendTo, value, fSymbols->fEraNames, fSymbols->fEraNamesCount);
|
|
capContextUsageType = DateFormatSymbols::kCapContextUsageEraWide;
|
|
} else {
|
|
_appendSymbol(appendTo, value, fSymbols->fEras, fSymbols->fErasCount);
|
|
capContextUsageType = DateFormatSymbols::kCapContextUsageEraAbbrev;
|
|
}
|
|
}
|
|
break;
|
|
|
|
case UDAT_YEAR_NAME_FIELD:
|
|
if (fSymbols->fShortYearNames != NULL && value <= fSymbols->fShortYearNamesCount) {
|
|
// the Calendar YEAR field runs 1 through 60 for cyclic years
|
|
_appendSymbol(appendTo, value - 1, fSymbols->fShortYearNames, fSymbols->fShortYearNamesCount);
|
|
break;
|
|
}
|
|
// else fall through to numeric year handling, do not break here
|
|
U_FALLTHROUGH;
|
|
|
|
// OLD: for "yyyy", write out the whole year; for "yy", write out the last 2 digits
|
|
// NEW: UTS#35:
|
|
//Year y yy yyy yyyy yyyyy
|
|
//AD 1 1 01 001 0001 00001
|
|
//AD 12 12 12 012 0012 00012
|
|
//AD 123 123 23 123 0123 00123
|
|
//AD 1234 1234 34 1234 1234 01234
|
|
//AD 12345 12345 45 12345 12345 12345
|
|
case UDAT_YEAR_FIELD:
|
|
case UDAT_YEAR_WOY_FIELD:
|
|
if (fDateOverride.compare(hebr)==0 && value>HEBREW_CAL_CUR_MILLENIUM_START_YEAR && value<HEBREW_CAL_CUR_MILLENIUM_END_YEAR) {
|
|
value-=HEBREW_CAL_CUR_MILLENIUM_START_YEAR;
|
|
}
|
|
if(count == 2)
|
|
zeroPaddingNumber(currentNumberFormat, appendTo, value, 2, 2);
|
|
else
|
|
zeroPaddingNumber(currentNumberFormat, appendTo, value, count, maxIntCount);
|
|
break;
|
|
|
|
// for "MMMM"/"LLLL", write out the whole month name, for "MMM"/"LLL", write out the month
|
|
// abbreviation, for "M"/"L" or "MM"/"LL", write out the month as a number with the
|
|
// appropriate number of digits
|
|
// for "MMMMM"/"LLLLL", use the narrow form
|
|
case UDAT_MONTH_FIELD:
|
|
case UDAT_STANDALONE_MONTH_FIELD:
|
|
if ( isHebrewCalendar ) {
|
|
HebrewCalendar *hc = (HebrewCalendar*)&cal;
|
|
if (hc->isLeapYear(hc->get(UCAL_YEAR,status)) && value == 6 && count >= 3 )
|
|
value = 13; // Show alternate form for Adar II in leap years in Hebrew calendar.
|
|
if (!hc->isLeapYear(hc->get(UCAL_YEAR,status)) && value >= 6 && count < 3 )
|
|
value--; // Adjust the month number down 1 in Hebrew non-leap years, i.e. Adar is 6, not 7.
|
|
}
|
|
{
|
|
int32_t isLeapMonth = (fSymbols->fLeapMonthPatterns != NULL && fSymbols->fLeapMonthPatternsCount >= DateFormatSymbols::kMonthPatternsCount)?
|
|
cal.get(UCAL_IS_LEAP_MONTH, status): 0;
|
|
// should consolidate the next section by using arrays of pointers & counts for the right symbols...
|
|
if (count == 5) {
|
|
if (patternCharIndex == UDAT_MONTH_FIELD) {
|
|
_appendSymbolWithMonthPattern(appendTo, value, fSymbols->fNarrowMonths, fSymbols->fNarrowMonthsCount,
|
|
(isLeapMonth!=0)? &(fSymbols->fLeapMonthPatterns[DateFormatSymbols::kLeapMonthPatternFormatNarrow]): NULL, status);
|
|
} else {
|
|
_appendSymbolWithMonthPattern(appendTo, value, fSymbols->fStandaloneNarrowMonths, fSymbols->fStandaloneNarrowMonthsCount,
|
|
(isLeapMonth!=0)? &(fSymbols->fLeapMonthPatterns[DateFormatSymbols::kLeapMonthPatternStandaloneNarrow]): NULL, status);
|
|
}
|
|
capContextUsageType = DateFormatSymbols::kCapContextUsageMonthNarrow;
|
|
} else if (count == 4) {
|
|
if (patternCharIndex == UDAT_MONTH_FIELD) {
|
|
_appendSymbolWithMonthPattern(appendTo, value, fSymbols->fMonths, fSymbols->fMonthsCount,
|
|
(isLeapMonth!=0)? &(fSymbols->fLeapMonthPatterns[DateFormatSymbols::kLeapMonthPatternFormatWide]): NULL, status);
|
|
capContextUsageType = DateFormatSymbols::kCapContextUsageMonthFormat;
|
|
} else {
|
|
_appendSymbolWithMonthPattern(appendTo, value, fSymbols->fStandaloneMonths, fSymbols->fStandaloneMonthsCount,
|
|
(isLeapMonth!=0)? &(fSymbols->fLeapMonthPatterns[DateFormatSymbols::kLeapMonthPatternStandaloneWide]): NULL, status);
|
|
capContextUsageType = DateFormatSymbols::kCapContextUsageMonthStandalone;
|
|
}
|
|
} else if (count == 3) {
|
|
if (patternCharIndex == UDAT_MONTH_FIELD) {
|
|
_appendSymbolWithMonthPattern(appendTo, value, fSymbols->fShortMonths, fSymbols->fShortMonthsCount,
|
|
(isLeapMonth!=0)? &(fSymbols->fLeapMonthPatterns[DateFormatSymbols::kLeapMonthPatternFormatAbbrev]): NULL, status);
|
|
capContextUsageType = DateFormatSymbols::kCapContextUsageMonthFormat;
|
|
} else {
|
|
_appendSymbolWithMonthPattern(appendTo, value, fSymbols->fStandaloneShortMonths, fSymbols->fStandaloneShortMonthsCount,
|
|
(isLeapMonth!=0)? &(fSymbols->fLeapMonthPatterns[DateFormatSymbols::kLeapMonthPatternStandaloneAbbrev]): NULL, status);
|
|
capContextUsageType = DateFormatSymbols::kCapContextUsageMonthStandalone;
|
|
}
|
|
} else {
|
|
UnicodeString monthNumber;
|
|
zeroPaddingNumber(currentNumberFormat,monthNumber, value + 1, count, maxIntCount);
|
|
_appendSymbolWithMonthPattern(appendTo, 0, &monthNumber, 1,
|
|
(isLeapMonth!=0)? &(fSymbols->fLeapMonthPatterns[DateFormatSymbols::kLeapMonthPatternNumeric]): NULL, status);
|
|
}
|
|
}
|
|
break;
|
|
|
|
// for "k" and "kk", write out the hour, adjusting midnight to appear as "24"
|
|
case UDAT_HOUR_OF_DAY1_FIELD:
|
|
if (value == 0)
|
|
zeroPaddingNumber(currentNumberFormat,appendTo, cal.getMaximum(UCAL_HOUR_OF_DAY) + 1, count, maxIntCount);
|
|
else
|
|
zeroPaddingNumber(currentNumberFormat,appendTo, value, count, maxIntCount);
|
|
break;
|
|
|
|
case UDAT_FRACTIONAL_SECOND_FIELD:
|
|
// Fractional seconds left-justify
|
|
{
|
|
currentNumberFormat->setMinimumIntegerDigits((count > 3) ? 3 : count);
|
|
currentNumberFormat->setMaximumIntegerDigits(maxIntCount);
|
|
if (count == 1) {
|
|
value /= 100;
|
|
} else if (count == 2) {
|
|
value /= 10;
|
|
}
|
|
FieldPosition p(0);
|
|
currentNumberFormat->format(value, appendTo, p);
|
|
if (count > 3) {
|
|
currentNumberFormat->setMinimumIntegerDigits(count - 3);
|
|
currentNumberFormat->format((int32_t)0, appendTo, p);
|
|
}
|
|
}
|
|
break;
|
|
|
|
// for "ee" or "e", use local numeric day-of-the-week
|
|
// for "EEEEEE" or "eeeeee", write out the short day-of-the-week name
|
|
// for "EEEEE" or "eeeee", write out the narrow day-of-the-week name
|
|
// for "EEEE" or "eeee", write out the wide day-of-the-week name
|
|
// for "EEE" or "EE" or "E" or "eee", write out the abbreviated day-of-the-week name
|
|
case UDAT_DOW_LOCAL_FIELD:
|
|
if ( count < 3 ) {
|
|
zeroPaddingNumber(currentNumberFormat,appendTo, value, count, maxIntCount);
|
|
break;
|
|
}
|
|
// fall through to EEEEE-EEE handling, but for that we don't want local day-of-week,
|
|
// we want standard day-of-week, so first fix value to work for EEEEE-EEE.
|
|
value = cal.get(UCAL_DAY_OF_WEEK, status);
|
|
if (U_FAILURE(status)) {
|
|
return;
|
|
}
|
|
// fall through, do not break here
|
|
U_FALLTHROUGH;
|
|
case UDAT_DAY_OF_WEEK_FIELD:
|
|
if (count == 5) {
|
|
_appendSymbol(appendTo, value, fSymbols->fNarrowWeekdays,
|
|
fSymbols->fNarrowWeekdaysCount);
|
|
capContextUsageType = DateFormatSymbols::kCapContextUsageDayNarrow;
|
|
} else if (count == 4) {
|
|
_appendSymbol(appendTo, value, fSymbols->fWeekdays,
|
|
fSymbols->fWeekdaysCount);
|
|
capContextUsageType = DateFormatSymbols::kCapContextUsageDayFormat;
|
|
} else if (count == 6) {
|
|
_appendSymbol(appendTo, value, fSymbols->fShorterWeekdays,
|
|
fSymbols->fShorterWeekdaysCount);
|
|
capContextUsageType = DateFormatSymbols::kCapContextUsageDayFormat;
|
|
} else {
|
|
_appendSymbol(appendTo, value, fSymbols->fShortWeekdays,
|
|
fSymbols->fShortWeekdaysCount);
|
|
capContextUsageType = DateFormatSymbols::kCapContextUsageDayFormat;
|
|
}
|
|
break;
|
|
|
|
// for "ccc", write out the abbreviated day-of-the-week name
|
|
// for "cccc", write out the wide day-of-the-week name
|
|
// for "ccccc", use the narrow day-of-the-week name
|
|
// for "ccccc", use the short day-of-the-week name
|
|
case UDAT_STANDALONE_DAY_FIELD:
|
|
if ( count < 3 ) {
|
|
zeroPaddingNumber(currentNumberFormat,appendTo, value, 1, maxIntCount);
|
|
break;
|
|
}
|
|
// fall through to alpha DOW handling, but for that we don't want local day-of-week,
|
|
// we want standard day-of-week, so first fix value.
|
|
value = cal.get(UCAL_DAY_OF_WEEK, status);
|
|
if (U_FAILURE(status)) {
|
|
return;
|
|
}
|
|
if (count == 5) {
|
|
_appendSymbol(appendTo, value, fSymbols->fStandaloneNarrowWeekdays,
|
|
fSymbols->fStandaloneNarrowWeekdaysCount);
|
|
capContextUsageType = DateFormatSymbols::kCapContextUsageDayNarrow;
|
|
} else if (count == 4) {
|
|
_appendSymbol(appendTo, value, fSymbols->fStandaloneWeekdays,
|
|
fSymbols->fStandaloneWeekdaysCount);
|
|
capContextUsageType = DateFormatSymbols::kCapContextUsageDayStandalone;
|
|
} else if (count == 6) {
|
|
_appendSymbol(appendTo, value, fSymbols->fStandaloneShorterWeekdays,
|
|
fSymbols->fStandaloneShorterWeekdaysCount);
|
|
capContextUsageType = DateFormatSymbols::kCapContextUsageDayStandalone;
|
|
} else { // count == 3
|
|
_appendSymbol(appendTo, value, fSymbols->fStandaloneShortWeekdays,
|
|
fSymbols->fStandaloneShortWeekdaysCount);
|
|
capContextUsageType = DateFormatSymbols::kCapContextUsageDayStandalone;
|
|
}
|
|
break;
|
|
|
|
// for "a" symbol, write out the whole AM/PM string
|
|
case UDAT_AM_PM_FIELD:
|
|
if (count < 5) {
|
|
_appendSymbol(appendTo, value, fSymbols->fAmPms,
|
|
fSymbols->fAmPmsCount);
|
|
} else {
|
|
_appendSymbol(appendTo, value, fSymbols->fNarrowAmPms,
|
|
fSymbols->fNarrowAmPmsCount);
|
|
}
|
|
break;
|
|
|
|
// if we see pattern character for UDAT_TIME_SEPARATOR_FIELD (none currently defined),
|
|
// write out the time separator string. Leave support in for future definition.
|
|
case UDAT_TIME_SEPARATOR_FIELD:
|
|
{
|
|
UnicodeString separator;
|
|
appendTo += fSymbols->getTimeSeparatorString(separator);
|
|
}
|
|
break;
|
|
|
|
// for "h" and "hh", write out the hour, adjusting noon and midnight to show up
|
|
// as "12"
|
|
case UDAT_HOUR1_FIELD:
|
|
if (value == 0)
|
|
zeroPaddingNumber(currentNumberFormat,appendTo, cal.getLeastMaximum(UCAL_HOUR) + 1, count, maxIntCount);
|
|
else
|
|
zeroPaddingNumber(currentNumberFormat,appendTo, value, count, maxIntCount);
|
|
break;
|
|
|
|
case UDAT_TIMEZONE_FIELD: // 'z'
|
|
case UDAT_TIMEZONE_RFC_FIELD: // 'Z'
|
|
case UDAT_TIMEZONE_GENERIC_FIELD: // 'v'
|
|
case UDAT_TIMEZONE_SPECIAL_FIELD: // 'V'
|
|
case UDAT_TIMEZONE_LOCALIZED_GMT_OFFSET_FIELD: // 'O'
|
|
case UDAT_TIMEZONE_ISO_FIELD: // 'X'
|
|
case UDAT_TIMEZONE_ISO_LOCAL_FIELD: // 'x'
|
|
{
|
|
UChar zsbuf[64];
|
|
UnicodeString zoneString(zsbuf, 0, UPRV_LENGTHOF(zsbuf));
|
|
const TimeZone& tz = cal.getTimeZone();
|
|
UDate date = cal.getTime(status);
|
|
if (U_SUCCESS(status)) {
|
|
if (patternCharIndex == UDAT_TIMEZONE_FIELD) {
|
|
if (count < 4) {
|
|
// "z", "zz", "zzz"
|
|
tzFormat()->format(UTZFMT_STYLE_SPECIFIC_SHORT, tz, date, zoneString);
|
|
capContextUsageType = DateFormatSymbols::kCapContextUsageMetazoneShort;
|
|
} else {
|
|
// "zzzz" or longer
|
|
tzFormat()->format(UTZFMT_STYLE_SPECIFIC_LONG, tz, date, zoneString);
|
|
capContextUsageType = DateFormatSymbols::kCapContextUsageMetazoneLong;
|
|
}
|
|
}
|
|
else if (patternCharIndex == UDAT_TIMEZONE_RFC_FIELD) {
|
|
if (count < 4) {
|
|
// "Z"
|
|
tzFormat()->format(UTZFMT_STYLE_ISO_BASIC_LOCAL_FULL, tz, date, zoneString);
|
|
} else if (count == 5) {
|
|
// "ZZZZZ"
|
|
tzFormat()->format(UTZFMT_STYLE_ISO_EXTENDED_FULL, tz, date, zoneString);
|
|
} else {
|
|
// "ZZ", "ZZZ", "ZZZZ"
|
|
tzFormat()->format(UTZFMT_STYLE_LOCALIZED_GMT, tz, date, zoneString);
|
|
}
|
|
}
|
|
else if (patternCharIndex == UDAT_TIMEZONE_GENERIC_FIELD) {
|
|
if (count == 1) {
|
|
// "v"
|
|
tzFormat()->format(UTZFMT_STYLE_GENERIC_SHORT, tz, date, zoneString);
|
|
capContextUsageType = DateFormatSymbols::kCapContextUsageMetazoneShort;
|
|
} else if (count == 4) {
|
|
// "vvvv"
|
|
tzFormat()->format(UTZFMT_STYLE_GENERIC_LONG, tz, date, zoneString);
|
|
capContextUsageType = DateFormatSymbols::kCapContextUsageMetazoneLong;
|
|
}
|
|
}
|
|
else if (patternCharIndex == UDAT_TIMEZONE_SPECIAL_FIELD) {
|
|
if (count == 1) {
|
|
// "V"
|
|
tzFormat()->format(UTZFMT_STYLE_ZONE_ID_SHORT, tz, date, zoneString);
|
|
} else if (count == 2) {
|
|
// "VV"
|
|
tzFormat()->format(UTZFMT_STYLE_ZONE_ID, tz, date, zoneString);
|
|
} else if (count == 3) {
|
|
// "VVV"
|
|
tzFormat()->format(UTZFMT_STYLE_EXEMPLAR_LOCATION, tz, date, zoneString);
|
|
} else if (count == 4) {
|
|
// "VVVV"
|
|
tzFormat()->format(UTZFMT_STYLE_GENERIC_LOCATION, tz, date, zoneString);
|
|
capContextUsageType = DateFormatSymbols::kCapContextUsageZoneLong;
|
|
}
|
|
}
|
|
else if (patternCharIndex == UDAT_TIMEZONE_LOCALIZED_GMT_OFFSET_FIELD) {
|
|
if (count == 1) {
|
|
// "O"
|
|
tzFormat()->format(UTZFMT_STYLE_LOCALIZED_GMT_SHORT, tz, date, zoneString);
|
|
} else if (count == 4) {
|
|
// "OOOO"
|
|
tzFormat()->format(UTZFMT_STYLE_LOCALIZED_GMT, tz, date, zoneString);
|
|
}
|
|
}
|
|
else if (patternCharIndex == UDAT_TIMEZONE_ISO_FIELD) {
|
|
if (count == 1) {
|
|
// "X"
|
|
tzFormat()->format(UTZFMT_STYLE_ISO_BASIC_SHORT, tz, date, zoneString);
|
|
} else if (count == 2) {
|
|
// "XX"
|
|
tzFormat()->format(UTZFMT_STYLE_ISO_BASIC_FIXED, tz, date, zoneString);
|
|
} else if (count == 3) {
|
|
// "XXX"
|
|
tzFormat()->format(UTZFMT_STYLE_ISO_EXTENDED_FIXED, tz, date, zoneString);
|
|
} else if (count == 4) {
|
|
// "XXXX"
|
|
tzFormat()->format(UTZFMT_STYLE_ISO_BASIC_FULL, tz, date, zoneString);
|
|
} else if (count == 5) {
|
|
// "XXXXX"
|
|
tzFormat()->format(UTZFMT_STYLE_ISO_EXTENDED_FULL, tz, date, zoneString);
|
|
}
|
|
}
|
|
else if (patternCharIndex == UDAT_TIMEZONE_ISO_LOCAL_FIELD) {
|
|
if (count == 1) {
|
|
// "x"
|
|
tzFormat()->format(UTZFMT_STYLE_ISO_BASIC_LOCAL_SHORT, tz, date, zoneString);
|
|
} else if (count == 2) {
|
|
// "xx"
|
|
tzFormat()->format(UTZFMT_STYLE_ISO_BASIC_LOCAL_FIXED, tz, date, zoneString);
|
|
} else if (count == 3) {
|
|
// "xxx"
|
|
tzFormat()->format(UTZFMT_STYLE_ISO_EXTENDED_LOCAL_FIXED, tz, date, zoneString);
|
|
} else if (count == 4) {
|
|
// "xxxx"
|
|
tzFormat()->format(UTZFMT_STYLE_ISO_BASIC_LOCAL_FULL, tz, date, zoneString);
|
|
} else if (count == 5) {
|
|
// "xxxxx"
|
|
tzFormat()->format(UTZFMT_STYLE_ISO_EXTENDED_LOCAL_FULL, tz, date, zoneString);
|
|
}
|
|
}
|
|
else {
|
|
U_ASSERT(FALSE);
|
|
}
|
|
}
|
|
appendTo += zoneString;
|
|
}
|
|
break;
|
|
|
|
case UDAT_QUARTER_FIELD:
|
|
if (count >= 4)
|
|
_appendSymbol(appendTo, value/3, fSymbols->fQuarters,
|
|
fSymbols->fQuartersCount);
|
|
else if (count == 3)
|
|
_appendSymbol(appendTo, value/3, fSymbols->fShortQuarters,
|
|
fSymbols->fShortQuartersCount);
|
|
else
|
|
zeroPaddingNumber(currentNumberFormat,appendTo, (value/3) + 1, count, maxIntCount);
|
|
break;
|
|
|
|
case UDAT_STANDALONE_QUARTER_FIELD:
|
|
if (count >= 4)
|
|
_appendSymbol(appendTo, value/3, fSymbols->fStandaloneQuarters,
|
|
fSymbols->fStandaloneQuartersCount);
|
|
else if (count == 3)
|
|
_appendSymbol(appendTo, value/3, fSymbols->fStandaloneShortQuarters,
|
|
fSymbols->fStandaloneShortQuartersCount);
|
|
else
|
|
zeroPaddingNumber(currentNumberFormat,appendTo, (value/3) + 1, count, maxIntCount);
|
|
break;
|
|
|
|
case UDAT_AM_PM_MIDNIGHT_NOON_FIELD:
|
|
{
|
|
const UnicodeString *toAppend = NULL;
|
|
int32_t hour = cal.get(UCAL_HOUR_OF_DAY, status);
|
|
|
|
// Note: "midnight" can be ambiguous as to whether it refers to beginning of day or end of day.
|
|
// For ICU 57 output of "midnight" is temporarily suppressed.
|
|
|
|
// For "midnight" and "noon":
|
|
// Time, as displayed, must be exactly noon or midnight.
|
|
// This means minutes and seconds, if present, must be zero.
|
|
if ((/*hour == 0 ||*/ hour == 12) &&
|
|
(!fHasMinute || cal.get(UCAL_MINUTE, status) == 0) &&
|
|
(!fHasSecond || cal.get(UCAL_SECOND, status) == 0)) {
|
|
// Stealing am/pm value to use as our array index.
|
|
// It works out: am/midnight are both 0, pm/noon are both 1,
|
|
// 12 am is 12 midnight, and 12 pm is 12 noon.
|
|
int32_t value = cal.get(UCAL_AM_PM, status);
|
|
|
|
if (count <= 3) {
|
|
toAppend = &fSymbols->fAbbreviatedDayPeriods[value];
|
|
} else if (count == 4 || count > 5) {
|
|
toAppend = &fSymbols->fWideDayPeriods[value];
|
|
} else { // count == 5
|
|
toAppend = &fSymbols->fNarrowDayPeriods[value];
|
|
}
|
|
}
|
|
|
|
// toAppend is NULL if time isn't exactly midnight or noon (as displayed).
|
|
// toAppend is bogus if time is midnight or noon, but no localized string exists.
|
|
// In either case, fall back to am/pm.
|
|
if (toAppend == NULL || toAppend->isBogus()) {
|
|
// Reformat with identical arguments except ch, now changed to 'a'.
|
|
subFormat(appendTo, 0x61, count, capitalizationContext, fieldNum,
|
|
handler, cal, mutableNFs, status);
|
|
} else {
|
|
appendTo += *toAppend;
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
case UDAT_FLEXIBLE_DAY_PERIOD_FIELD:
|
|
{
|
|
// TODO: Maybe fetch the DayperiodRules during initialization (instead of at the first
|
|
// loading of an instance) if a relevant pattern character (b or B) is used.
|
|
const DayPeriodRules *ruleSet = DayPeriodRules::getInstance(this->getSmpFmtLocale(), status);
|
|
if (U_FAILURE(status)) {
|
|
// Data doesn't conform to spec, therefore loading failed.
|
|
break;
|
|
}
|
|
if (ruleSet == NULL) {
|
|
// Data doesn't exist for the locale we're looking for.
|
|
// Falling back to am/pm.
|
|
subFormat(appendTo, 0x61, count, capitalizationContext, fieldNum,
|
|
handler, cal, mutableNFs, status);
|
|
break;
|
|
}
|
|
|
|
// Get current display time.
|
|
int32_t hour = cal.get(UCAL_HOUR_OF_DAY, status);
|
|
int32_t minute = 0;
|
|
if (fHasMinute) {
|
|
minute = cal.get(UCAL_MINUTE, status);
|
|
}
|
|
int32_t second = 0;
|
|
if (fHasSecond) {
|
|
second = cal.get(UCAL_SECOND, status);
|
|
}
|
|
|
|
// Determine day period.
|
|
DayPeriodRules::DayPeriod periodType;
|
|
if (hour == 0 && minute == 0 && second == 0 && ruleSet->hasMidnight()) {
|
|
periodType = DayPeriodRules::DAYPERIOD_MIDNIGHT;
|
|
} else if (hour == 12 && minute == 0 && second == 0 && ruleSet->hasNoon()) {
|
|
periodType = DayPeriodRules::DAYPERIOD_NOON;
|
|
} else {
|
|
periodType = ruleSet->getDayPeriodForHour(hour);
|
|
}
|
|
|
|
// Rule set exists, therefore periodType can't be UNKNOWN.
|
|
// Get localized string.
|
|
U_ASSERT(periodType != DayPeriodRules::DAYPERIOD_UNKNOWN);
|
|
UnicodeString *toAppend = NULL;
|
|
int32_t index;
|
|
|
|
// Note: "midnight" can be ambiguous as to whether it refers to beginning of day or end of day.
|
|
// For ICU 57 output of "midnight" is temporarily suppressed.
|
|
|
|
if (periodType != DayPeriodRules::DAYPERIOD_AM &&
|
|
periodType != DayPeriodRules::DAYPERIOD_PM &&
|
|
periodType != DayPeriodRules::DAYPERIOD_MIDNIGHT) {
|
|
index = (int32_t)periodType;
|
|
if (count <= 3) {
|
|
toAppend = &fSymbols->fAbbreviatedDayPeriods[index]; // i.e. short
|
|
} else if (count == 4 || count > 5) {
|
|
toAppend = &fSymbols->fWideDayPeriods[index];
|
|
} else { // count == 5
|
|
toAppend = &fSymbols->fNarrowDayPeriods[index];
|
|
}
|
|
}
|
|
|
|
// Fallback schedule:
|
|
// Midnight/Noon -> General Periods -> AM/PM.
|
|
|
|
// Midnight/Noon -> General Periods.
|
|
if ((toAppend == NULL || toAppend->isBogus()) &&
|
|
(periodType == DayPeriodRules::DAYPERIOD_MIDNIGHT ||
|
|
periodType == DayPeriodRules::DAYPERIOD_NOON)) {
|
|
periodType = ruleSet->getDayPeriodForHour(hour);
|
|
index = (int32_t)periodType;
|
|
|
|
if (count <= 3) {
|
|
toAppend = &fSymbols->fAbbreviatedDayPeriods[index]; // i.e. short
|
|
} else if (count == 4 || count > 5) {
|
|
toAppend = &fSymbols->fWideDayPeriods[index];
|
|
} else { // count == 5
|
|
toAppend = &fSymbols->fNarrowDayPeriods[index];
|
|
}
|
|
}
|
|
|
|
// General Periods -> AM/PM.
|
|
if (periodType == DayPeriodRules::DAYPERIOD_AM ||
|
|
periodType == DayPeriodRules::DAYPERIOD_PM ||
|
|
toAppend->isBogus()) {
|
|
subFormat(appendTo, 0x61, count, capitalizationContext, fieldNum,
|
|
handler, cal, mutableNFs, status);
|
|
}
|
|
else {
|
|
appendTo += *toAppend;
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
// all of the other pattern symbols can be formatted as simple numbers with
|
|
// appropriate zero padding
|
|
default:
|
|
zeroPaddingNumber(currentNumberFormat,appendTo, value, count, maxIntCount);
|
|
break;
|
|
}
|
|
#if !UCONFIG_NO_BREAK_ITERATION
|
|
// if first field, check to see whether we need to and are able to titlecase it
|
|
if (fieldNum == 0 && u_islower(appendTo.char32At(beginOffset)) && fCapitalizationBrkIter != NULL) {
|
|
UBool titlecase = FALSE;
|
|
switch (capitalizationContext) {
|
|
case UDISPCTX_CAPITALIZATION_FOR_BEGINNING_OF_SENTENCE:
|
|
titlecase = TRUE;
|
|
break;
|
|
case UDISPCTX_CAPITALIZATION_FOR_UI_LIST_OR_MENU:
|
|
titlecase = fSymbols->fCapitalization[capContextUsageType][0];
|
|
break;
|
|
case UDISPCTX_CAPITALIZATION_FOR_STANDALONE:
|
|
titlecase = fSymbols->fCapitalization[capContextUsageType][1];
|
|
break;
|
|
default:
|
|
// titlecase = FALSE;
|
|
break;
|
|
}
|
|
if (titlecase) {
|
|
UnicodeString firstField(appendTo, beginOffset);
|
|
firstField.toTitle(fCapitalizationBrkIter, fLocale, U_TITLECASE_NO_LOWERCASE | U_TITLECASE_NO_BREAK_ADJUSTMENT);
|
|
appendTo.replaceBetween(beginOffset, appendTo.length(), firstField);
|
|
}
|
|
}
|
|
#endif
|
|
|
|
handler.addAttribute(fgPatternIndexToDateFormatField[patternCharIndex], beginOffset, appendTo.length());
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
|
|
void SimpleDateFormat::adoptNumberFormat(NumberFormat *formatToAdopt) {
|
|
fixNumberFormatForDates(*formatToAdopt);
|
|
delete fNumberFormat;
|
|
fNumberFormat = formatToAdopt;
|
|
|
|
// We successfully set the default number format. Now delete the overrides
|
|
// (can't fail).
|
|
if (fSharedNumberFormatters) {
|
|
freeSharedNumberFormatters(fSharedNumberFormatters);
|
|
fSharedNumberFormatters = NULL;
|
|
}
|
|
}
|
|
|
|
void SimpleDateFormat::adoptNumberFormat(const UnicodeString& fields, NumberFormat *formatToAdopt, UErrorCode &status){
|
|
fixNumberFormatForDates(*formatToAdopt);
|
|
LocalPointer<NumberFormat> fmt(formatToAdopt);
|
|
if (U_FAILURE(status)) {
|
|
return;
|
|
}
|
|
|
|
// We must ensure fSharedNumberFormatters is allocated.
|
|
if (fSharedNumberFormatters == NULL) {
|
|
fSharedNumberFormatters = allocSharedNumberFormatters();
|
|
if (fSharedNumberFormatters == NULL) {
|
|
status = U_MEMORY_ALLOCATION_ERROR;
|
|
return;
|
|
}
|
|
}
|
|
const SharedNumberFormat *newFormat = createSharedNumberFormat(fmt.orphan());
|
|
if (newFormat == NULL) {
|
|
status = U_MEMORY_ALLOCATION_ERROR;
|
|
return;
|
|
}
|
|
for (int i=0; i<fields.length(); i++) {
|
|
UChar field = fields.charAt(i);
|
|
// if the pattern character is unrecognized, signal an error and bail out
|
|
UDateFormatField patternCharIndex = DateFormatSymbols::getPatternCharIndex(field);
|
|
if (patternCharIndex == UDAT_FIELD_COUNT) {
|
|
status = U_INVALID_FORMAT_ERROR;
|
|
newFormat->deleteIfZeroRefCount();
|
|
return;
|
|
}
|
|
|
|
// Set the number formatter in the table
|
|
SharedObject::copyPtr(
|
|
newFormat, fSharedNumberFormatters[patternCharIndex]);
|
|
}
|
|
newFormat->deleteIfZeroRefCount();
|
|
}
|
|
|
|
const NumberFormat *
|
|
SimpleDateFormat::getNumberFormatForField(UChar field) const {
|
|
UDateFormatField index = DateFormatSymbols::getPatternCharIndex(field);
|
|
if (index == UDAT_FIELD_COUNT) {
|
|
return NULL;
|
|
}
|
|
return getNumberFormatByIndex(index);
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void
|
|
SimpleDateFormat::zeroPaddingNumber(
|
|
NumberFormat *currentNumberFormat,
|
|
UnicodeString &appendTo,
|
|
int32_t value, int32_t minDigits, int32_t maxDigits) const
|
|
{
|
|
if (currentNumberFormat!=NULL) {
|
|
FieldPosition pos(0);
|
|
|
|
currentNumberFormat->setMinimumIntegerDigits(minDigits);
|
|
currentNumberFormat->setMaximumIntegerDigits(maxDigits);
|
|
currentNumberFormat->format(value, appendTo, pos); // 3rd arg is there to speed up processing
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
|
|
/**
|
|
* Return true if the given format character, occuring count
|
|
* times, represents a numeric field.
|
|
*/
|
|
UBool SimpleDateFormat::isNumeric(UChar formatChar, int32_t count) {
|
|
return DateFormatSymbols::isNumericPatternChar(formatChar, count);
|
|
}
|
|
|
|
UBool
|
|
SimpleDateFormat::isAtNumericField(const UnicodeString &pattern, int32_t patternOffset) {
|
|
if (patternOffset >= pattern.length()) {
|
|
// not at any field
|
|
return FALSE;
|
|
}
|
|
UChar ch = pattern.charAt(patternOffset);
|
|
UDateFormatField f = DateFormatSymbols::getPatternCharIndex(ch);
|
|
if (f == UDAT_FIELD_COUNT) {
|
|
// not at any field
|
|
return FALSE;
|
|
}
|
|
int32_t i = patternOffset;
|
|
while (pattern.charAt(++i) == ch) {}
|
|
return DateFormatSymbols::isNumericField(f, i - patternOffset);
|
|
}
|
|
|
|
UBool
|
|
SimpleDateFormat::isAfterNonNumericField(const UnicodeString &pattern, int32_t patternOffset) {
|
|
if (patternOffset <= 0) {
|
|
// not after any field
|
|
return FALSE;
|
|
}
|
|
UChar ch = pattern.charAt(--patternOffset);
|
|
UDateFormatField f = DateFormatSymbols::getPatternCharIndex(ch);
|
|
if (f == UDAT_FIELD_COUNT) {
|
|
// not after any field
|
|
return FALSE;
|
|
}
|
|
int32_t i = patternOffset;
|
|
while (pattern.charAt(--i) == ch) {}
|
|
return !DateFormatSymbols::isNumericField(f, patternOffset - i);
|
|
}
|
|
|
|
void
|
|
SimpleDateFormat::parse(const UnicodeString& text, Calendar& cal, ParsePosition& parsePos) const
|
|
{
|
|
UErrorCode status = U_ZERO_ERROR;
|
|
int32_t pos = parsePos.getIndex();
|
|
if(parsePos.getIndex() < 0) {
|
|
parsePos.setErrorIndex(0);
|
|
return;
|
|
}
|
|
int32_t start = pos;
|
|
|
|
// Hold the day period until everything else is parsed, because we need
|
|
// the hour to interpret time correctly.
|
|
int32_t dayPeriodInt = -1;
|
|
|
|
UBool ambiguousYear[] = { FALSE };
|
|
int32_t saveHebrewMonth = -1;
|
|
int32_t count = 0;
|
|
UTimeZoneFormatTimeType tzTimeType = UTZFMT_TIME_TYPE_UNKNOWN;
|
|
SimpleDateFormatMutableNFs mutableNFs;
|
|
|
|
// For parsing abutting numeric fields. 'abutPat' is the
|
|
// offset into 'pattern' of the first of 2 or more abutting
|
|
// numeric fields. 'abutStart' is the offset into 'text'
|
|
// where parsing the fields begins. 'abutPass' starts off as 0
|
|
// and increments each time we try to parse the fields.
|
|
int32_t abutPat = -1; // If >=0, we are in a run of abutting numeric fields
|
|
int32_t abutStart = 0;
|
|
int32_t abutPass = 0;
|
|
UBool inQuote = FALSE;
|
|
|
|
MessageFormat * numericLeapMonthFormatter = NULL;
|
|
|
|
Calendar* calClone = NULL;
|
|
Calendar *workCal = &cal;
|
|
if (&cal != fCalendar && uprv_strcmp(cal.getType(), fCalendar->getType()) != 0) {
|
|
// Different calendar type
|
|
// We use the time/zone from the input calendar, but
|
|
// do not use the input calendar for field calculation.
|
|
calClone = fCalendar->clone();
|
|
if (calClone != NULL) {
|
|
calClone->setTime(cal.getTime(status),status);
|
|
if (U_FAILURE(status)) {
|
|
goto ExitParse;
|
|
}
|
|
calClone->setTimeZone(cal.getTimeZone());
|
|
workCal = calClone;
|
|
} else {
|
|
status = U_MEMORY_ALLOCATION_ERROR;
|
|
goto ExitParse;
|
|
}
|
|
}
|
|
|
|
if (fSymbols->fLeapMonthPatterns != NULL && fSymbols->fLeapMonthPatternsCount >= DateFormatSymbols::kMonthPatternsCount) {
|
|
numericLeapMonthFormatter = new MessageFormat(fSymbols->fLeapMonthPatterns[DateFormatSymbols::kLeapMonthPatternNumeric], fLocale, status);
|
|
if (numericLeapMonthFormatter == NULL) {
|
|
status = U_MEMORY_ALLOCATION_ERROR;
|
|
goto ExitParse;
|
|
} else if (U_FAILURE(status)) {
|
|
goto ExitParse; // this will delete numericLeapMonthFormatter
|
|
}
|
|
}
|
|
|
|
for (int32_t i=0; i<fPattern.length(); ++i) {
|
|
UChar ch = fPattern.charAt(i);
|
|
|
|
// Handle alphabetic field characters.
|
|
if (!inQuote && isSyntaxChar(ch)) {
|
|
int32_t fieldPat = i;
|
|
|
|
// Count the length of this field specifier
|
|
count = 1;
|
|
while ((i+1)<fPattern.length() &&
|
|
fPattern.charAt(i+1) == ch) {
|
|
++count;
|
|
++i;
|
|
}
|
|
|
|
if (isNumeric(ch, count)) {
|
|
if (abutPat < 0) {
|
|
// Determine if there is an abutting numeric field.
|
|
// Record the start of a set of abutting numeric fields.
|
|
if (isAtNumericField(fPattern, i + 1)) {
|
|
abutPat = fieldPat;
|
|
abutStart = pos;
|
|
abutPass = 0;
|
|
}
|
|
}
|
|
} else {
|
|
abutPat = -1; // End of any abutting fields
|
|
}
|
|
|
|
// Handle fields within a run of abutting numeric fields. Take
|
|
// the pattern "HHmmss" as an example. We will try to parse
|
|
// 2/2/2 characters of the input text, then if that fails,
|
|
// 1/2/2. We only adjust the width of the leftmost field; the
|
|
// others remain fixed. This allows "123456" => 12:34:56, but
|
|
// "12345" => 1:23:45. Likewise, for the pattern "yyyyMMdd" we
|
|
// try 4/2/2, 3/2/2, 2/2/2, and finally 1/2/2.
|
|
if (abutPat >= 0) {
|
|
// If we are at the start of a run of abutting fields, then
|
|
// shorten this field in each pass. If we can't shorten
|
|
// this field any more, then the parse of this set of
|
|
// abutting numeric fields has failed.
|
|
if (fieldPat == abutPat) {
|
|
count -= abutPass++;
|
|
if (count == 0) {
|
|
status = U_PARSE_ERROR;
|
|
goto ExitParse;
|
|
}
|
|
}
|
|
|
|
pos = subParse(text, pos, ch, count,
|
|
TRUE, FALSE, ambiguousYear, saveHebrewMonth, *workCal, i, numericLeapMonthFormatter, &tzTimeType, mutableNFs);
|
|
|
|
// If the parse fails anywhere in the run, back up to the
|
|
// start of the run and retry.
|
|
if (pos < 0) {
|
|
i = abutPat - 1;
|
|
pos = abutStart;
|
|
continue;
|
|
}
|
|
}
|
|
|
|
// Handle non-numeric fields and non-abutting numeric
|
|
// fields.
|
|
else if (ch != 0x6C) { // pattern char 'l' (SMALL LETTER L) just gets ignored
|
|
int32_t s = subParse(text, pos, ch, count,
|
|
FALSE, TRUE, ambiguousYear, saveHebrewMonth, *workCal, i, numericLeapMonthFormatter, &tzTimeType, mutableNFs, &dayPeriodInt);
|
|
|
|
if (s == -pos-1) {
|
|
// era not present, in special cases allow this to continue
|
|
// from the position where the era was expected
|
|
s = pos;
|
|
|
|
if (i+1 < fPattern.length()) {
|
|
// move to next pattern character
|
|
UChar ch = fPattern.charAt(i+1);
|
|
|
|
// check for whitespace
|
|
if (PatternProps::isWhiteSpace(ch)) {
|
|
i++;
|
|
// Advance over run in pattern
|
|
while ((i+1)<fPattern.length() &&
|
|
PatternProps::isWhiteSpace(fPattern.charAt(i+1))) {
|
|
++i;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
else if (s <= 0) {
|
|
status = U_PARSE_ERROR;
|
|
goto ExitParse;
|
|
}
|
|
pos = s;
|
|
}
|
|
}
|
|
|
|
// Handle literal pattern characters. These are any
|
|
// quoted characters and non-alphabetic unquoted
|
|
// characters.
|
|
else {
|
|
|
|
abutPat = -1; // End of any abutting fields
|
|
|
|
if (! matchLiterals(fPattern, i, text, pos, getBooleanAttribute(UDAT_PARSE_ALLOW_WHITESPACE, status), getBooleanAttribute(UDAT_PARSE_PARTIAL_LITERAL_MATCH, status), isLenient())) {
|
|
status = U_PARSE_ERROR;
|
|
goto ExitParse;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Special hack for trailing "." after non-numeric field.
|
|
if (text.charAt(pos) == 0x2e && getBooleanAttribute(UDAT_PARSE_ALLOW_WHITESPACE, status)) {
|
|
// only do if the last field is not numeric
|
|
if (isAfterNonNumericField(fPattern, fPattern.length())) {
|
|
pos++; // skip the extra "."
|
|
}
|
|
}
|
|
|
|
// If dayPeriod is set, use it in conjunction with hour-of-day to determine am/pm.
|
|
if (dayPeriodInt >= 0) {
|
|
DayPeriodRules::DayPeriod dayPeriod = (DayPeriodRules::DayPeriod)dayPeriodInt;
|
|
const DayPeriodRules *ruleSet = DayPeriodRules::getInstance(this->getSmpFmtLocale(), status);
|
|
|
|
if (!cal.isSet(UCAL_HOUR) && !cal.isSet(UCAL_HOUR_OF_DAY)) {
|
|
// If hour is not set, set time to the midpoint of current day period, overwriting
|
|
// minutes if it's set.
|
|
double midPoint = ruleSet->getMidPointForDayPeriod(dayPeriod, status);
|
|
|
|
// If we can't get midPoint we do nothing.
|
|
if (U_SUCCESS(status)) {
|
|
// Truncate midPoint toward zero to get the hour.
|
|
// Any leftover means it was a half-hour.
|
|
int32_t midPointHour = (int32_t) midPoint;
|
|
int32_t midPointMinute = (midPoint - midPointHour) > 0 ? 30 : 0;
|
|
|
|
// No need to set am/pm because hour-of-day is set last therefore takes precedence.
|
|
cal.set(UCAL_HOUR_OF_DAY, midPointHour);
|
|
cal.set(UCAL_MINUTE, midPointMinute);
|
|
}
|
|
} else {
|
|
int hourOfDay;
|
|
|
|
if (cal.isSet(UCAL_HOUR_OF_DAY)) { // Hour is parsed in 24-hour format.
|
|
hourOfDay = cal.get(UCAL_HOUR_OF_DAY, status);
|
|
} else { // Hour is parsed in 12-hour format.
|
|
hourOfDay = cal.get(UCAL_HOUR, status);
|
|
// cal.get() turns 12 to 0 for 12-hour time; change 0 to 12
|
|
// so 0 unambiguously means a 24-hour time from above.
|
|
if (hourOfDay == 0) { hourOfDay = 12; }
|
|
}
|
|
U_ASSERT(0 <= hourOfDay && hourOfDay <= 23);
|
|
|
|
|
|
// If hour-of-day is 0 or 13 thru 23 then input time in unambiguously in 24-hour format.
|
|
if (hourOfDay == 0 || (13 <= hourOfDay && hourOfDay <= 23)) {
|
|
// Make hour-of-day take precedence over (hour + am/pm) by setting it again.
|
|
cal.set(UCAL_HOUR_OF_DAY, hourOfDay);
|
|
} else {
|
|
// We have a 12-hour time and need to choose between am and pm.
|
|
// Behave as if dayPeriod spanned 6 hours each way from its center point.
|
|
// This will parse correctly for consistent time + period (e.g. 10 at night) as
|
|
// well as provide a reasonable recovery for inconsistent time + period (e.g.
|
|
// 9 in the afternoon).
|
|
|
|
// Assume current time is in the AM.
|
|
// - Change 12 back to 0 for easier handling of 12am.
|
|
// - Append minutes as fractional hours because e.g. 8:15 and 8:45 could be parsed
|
|
// into different half-days if center of dayPeriod is at 14:30.
|
|
// - cal.get(MINUTE) will return 0 if MINUTE is unset, which works.
|
|
if (hourOfDay == 12) { hourOfDay = 0; }
|
|
double currentHour = hourOfDay + (cal.get(UCAL_MINUTE, status)) / 60.0;
|
|
double midPointHour = ruleSet->getMidPointForDayPeriod(dayPeriod, status);
|
|
|
|
if (U_SUCCESS(status)) {
|
|
double hoursAheadMidPoint = currentHour - midPointHour;
|
|
|
|
// Assume current time is in the AM.
|
|
if (-6 <= hoursAheadMidPoint && hoursAheadMidPoint < 6) {
|
|
// Assumption holds; set time as such.
|
|
cal.set(UCAL_AM_PM, 0);
|
|
} else {
|
|
cal.set(UCAL_AM_PM, 1);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// At this point the fields of Calendar have been set. Calendar
|
|
// will fill in default values for missing fields when the time
|
|
// is computed.
|
|
|
|
parsePos.setIndex(pos);
|
|
|
|
// This part is a problem: When we call parsedDate.after, we compute the time.
|
|
// Take the date April 3 2004 at 2:30 am. When this is first set up, the year
|
|
// will be wrong if we're parsing a 2-digit year pattern. It will be 1904.
|
|
// April 3 1904 is a Sunday (unlike 2004) so it is the DST onset day. 2:30 am
|
|
// is therefore an "impossible" time, since the time goes from 1:59 to 3:00 am
|
|
// on that day. It is therefore parsed out to fields as 3:30 am. Then we
|
|
// add 100 years, and get April 3 2004 at 3:30 am. Note that April 3 2004 is
|
|
// a Saturday, so it can have a 2:30 am -- and it should. [LIU]
|
|
/*
|
|
UDate parsedDate = calendar.getTime();
|
|
if( ambiguousYear[0] && !parsedDate.after(fDefaultCenturyStart) ) {
|
|
calendar.add(Calendar.YEAR, 100);
|
|
parsedDate = calendar.getTime();
|
|
}
|
|
*/
|
|
// Because of the above condition, save off the fields in case we need to readjust.
|
|
// The procedure we use here is not particularly efficient, but there is no other
|
|
// way to do this given the API restrictions present in Calendar. We minimize
|
|
// inefficiency by only performing this computation when it might apply, that is,
|
|
// when the two-digit year is equal to the start year, and thus might fall at the
|
|
// front or the back of the default century. This only works because we adjust
|
|
// the year correctly to start with in other cases -- see subParse().
|
|
if (ambiguousYear[0] || tzTimeType != UTZFMT_TIME_TYPE_UNKNOWN) // If this is true then the two-digit year == the default start year
|
|
{
|
|
// We need a copy of the fields, and we need to avoid triggering a call to
|
|
// complete(), which will recalculate the fields. Since we can't access
|
|
// the fields[] array in Calendar, we clone the entire object. This will
|
|
// stop working if Calendar.clone() is ever rewritten to call complete().
|
|
Calendar *copy;
|
|
if (ambiguousYear[0]) {
|
|
copy = cal.clone();
|
|
// Check for failed cloning.
|
|
if (copy == NULL) {
|
|
status = U_MEMORY_ALLOCATION_ERROR;
|
|
goto ExitParse;
|
|
}
|
|
UDate parsedDate = copy->getTime(status);
|
|
// {sfb} check internalGetDefaultCenturyStart
|
|
if (fHaveDefaultCentury && (parsedDate < fDefaultCenturyStart)) {
|
|
// We can't use add here because that does a complete() first.
|
|
cal.set(UCAL_YEAR, fDefaultCenturyStartYear + 100);
|
|
}
|
|
delete copy;
|
|
}
|
|
|
|
if (tzTimeType != UTZFMT_TIME_TYPE_UNKNOWN) {
|
|
copy = cal.clone();
|
|
// Check for failed cloning.
|
|
if (copy == NULL) {
|
|
status = U_MEMORY_ALLOCATION_ERROR;
|
|
goto ExitParse;
|
|
}
|
|
const TimeZone & tz = cal.getTimeZone();
|
|
BasicTimeZone *btz = NULL;
|
|
|
|
if (dynamic_cast<const OlsonTimeZone *>(&tz) != NULL
|
|
|| dynamic_cast<const SimpleTimeZone *>(&tz) != NULL
|
|
|| dynamic_cast<const RuleBasedTimeZone *>(&tz) != NULL
|
|
|| dynamic_cast<const VTimeZone *>(&tz) != NULL) {
|
|
btz = (BasicTimeZone*)&tz;
|
|
}
|
|
|
|
// Get local millis
|
|
copy->set(UCAL_ZONE_OFFSET, 0);
|
|
copy->set(UCAL_DST_OFFSET, 0);
|
|
UDate localMillis = copy->getTime(status);
|
|
|
|
// Make sure parsed time zone type (Standard or Daylight)
|
|
// matches the rule used by the parsed time zone.
|
|
int32_t raw, dst;
|
|
if (btz != NULL) {
|
|
if (tzTimeType == UTZFMT_TIME_TYPE_STANDARD) {
|
|
btz->getOffsetFromLocal(localMillis,
|
|
BasicTimeZone::kStandard, BasicTimeZone::kStandard, raw, dst, status);
|
|
} else {
|
|
btz->getOffsetFromLocal(localMillis,
|
|
BasicTimeZone::kDaylight, BasicTimeZone::kDaylight, raw, dst, status);
|
|
}
|
|
} else {
|
|
// No good way to resolve ambiguous time at transition,
|
|
// but following code work in most case.
|
|
tz.getOffset(localMillis, TRUE, raw, dst, status);
|
|
}
|
|
|
|
// Now, compare the results with parsed type, either standard or daylight saving time
|
|
int32_t resolvedSavings = dst;
|
|
if (tzTimeType == UTZFMT_TIME_TYPE_STANDARD) {
|
|
if (dst != 0) {
|
|
// Override DST_OFFSET = 0 in the result calendar
|
|
resolvedSavings = 0;
|
|
}
|
|
} else { // tztype == TZTYPE_DST
|
|
if (dst == 0) {
|
|
if (btz != NULL) {
|
|
UDate time = localMillis + raw;
|
|
// We use the nearest daylight saving time rule.
|
|
TimeZoneTransition beforeTrs, afterTrs;
|
|
UDate beforeT = time, afterT = time;
|
|
int32_t beforeSav = 0, afterSav = 0;
|
|
UBool beforeTrsAvail, afterTrsAvail;
|
|
|
|
// Search for DST rule before or on the time
|
|
while (TRUE) {
|
|
beforeTrsAvail = btz->getPreviousTransition(beforeT, TRUE, beforeTrs);
|
|
if (!beforeTrsAvail) {
|
|
break;
|
|
}
|
|
beforeT = beforeTrs.getTime() - 1;
|
|
beforeSav = beforeTrs.getFrom()->getDSTSavings();
|
|
if (beforeSav != 0) {
|
|
break;
|
|
}
|
|
}
|
|
|
|
// Search for DST rule after the time
|
|
while (TRUE) {
|
|
afterTrsAvail = btz->getNextTransition(afterT, FALSE, afterTrs);
|
|
if (!afterTrsAvail) {
|
|
break;
|
|
}
|
|
afterT = afterTrs.getTime();
|
|
afterSav = afterTrs.getTo()->getDSTSavings();
|
|
if (afterSav != 0) {
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (beforeTrsAvail && afterTrsAvail) {
|
|
if (time - beforeT > afterT - time) {
|
|
resolvedSavings = afterSav;
|
|
} else {
|
|
resolvedSavings = beforeSav;
|
|
}
|
|
} else if (beforeTrsAvail && beforeSav != 0) {
|
|
resolvedSavings = beforeSav;
|
|
} else if (afterTrsAvail && afterSav != 0) {
|
|
resolvedSavings = afterSav;
|
|
} else {
|
|
resolvedSavings = btz->getDSTSavings();
|
|
}
|
|
} else {
|
|
resolvedSavings = tz.getDSTSavings();
|
|
}
|
|
if (resolvedSavings == 0) {
|
|
// final fallback
|
|
resolvedSavings = U_MILLIS_PER_HOUR;
|
|
}
|
|
}
|
|
}
|
|
cal.set(UCAL_ZONE_OFFSET, raw);
|
|
cal.set(UCAL_DST_OFFSET, resolvedSavings);
|
|
delete copy;
|
|
}
|
|
}
|
|
ExitParse:
|
|
// Set the parsed result if local calendar is used
|
|
// instead of the input calendar
|
|
if (U_SUCCESS(status) && workCal != &cal) {
|
|
cal.setTimeZone(workCal->getTimeZone());
|
|
cal.setTime(workCal->getTime(status), status);
|
|
}
|
|
|
|
if (numericLeapMonthFormatter != NULL) {
|
|
delete numericLeapMonthFormatter;
|
|
}
|
|
if (calClone != NULL) {
|
|
delete calClone;
|
|
}
|
|
|
|
// If any Calendar calls failed, we pretend that we
|
|
// couldn't parse the string, when in reality this isn't quite accurate--
|
|
// we did parse it; the Calendar calls just failed.
|
|
if (U_FAILURE(status)) {
|
|
parsePos.setErrorIndex(pos);
|
|
parsePos.setIndex(start);
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
|
|
static int32_t
|
|
matchStringWithOptionalDot(const UnicodeString &text,
|
|
int32_t index,
|
|
const UnicodeString &data);
|
|
|
|
int32_t SimpleDateFormat::matchQuarterString(const UnicodeString& text,
|
|
int32_t start,
|
|
UCalendarDateFields field,
|
|
const UnicodeString* data,
|
|
int32_t dataCount,
|
|
Calendar& cal) const
|
|
{
|
|
int32_t i = 0;
|
|
int32_t count = dataCount;
|
|
|
|
// There may be multiple strings in the data[] array which begin with
|
|
// the same prefix (e.g., Cerven and Cervenec (June and July) in Czech).
|
|
// We keep track of the longest match, and return that. Note that this
|
|
// unfortunately requires us to test all array elements.
|
|
int32_t bestMatchLength = 0, bestMatch = -1;
|
|
UnicodeString bestMatchName;
|
|
|
|
for (; i < count; ++i) {
|
|
int32_t matchLength = 0;
|
|
if ((matchLength = matchStringWithOptionalDot(text, start, data[i])) > bestMatchLength) {
|
|
bestMatchLength = matchLength;
|
|
bestMatch = i;
|
|
}
|
|
}
|
|
|
|
if (bestMatch >= 0) {
|
|
cal.set(field, bestMatch * 3);
|
|
return start + bestMatchLength;
|
|
}
|
|
|
|
return -start;
|
|
}
|
|
|
|
int32_t SimpleDateFormat::matchDayPeriodStrings(const UnicodeString& text, int32_t start,
|
|
const UnicodeString* data, int32_t dataCount,
|
|
int32_t &dayPeriod) const
|
|
{
|
|
|
|
int32_t bestMatchLength = 0, bestMatch = -1;
|
|
|
|
for (int32_t i = 0; i < dataCount; ++i) {
|
|
int32_t matchLength = 0;
|
|
if ((matchLength = matchStringWithOptionalDot(text, start, data[i])) > bestMatchLength) {
|
|
bestMatchLength = matchLength;
|
|
bestMatch = i;
|
|
}
|
|
}
|
|
|
|
if (bestMatch >= 0) {
|
|
dayPeriod = bestMatch;
|
|
return start + bestMatchLength;
|
|
}
|
|
|
|
return -start;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
UBool SimpleDateFormat::matchLiterals(const UnicodeString &pattern,
|
|
int32_t &patternOffset,
|
|
const UnicodeString &text,
|
|
int32_t &textOffset,
|
|
UBool whitespaceLenient,
|
|
UBool partialMatchLenient,
|
|
UBool oldLeniency)
|
|
{
|
|
UBool inQuote = FALSE;
|
|
UnicodeString literal;
|
|
int32_t i = patternOffset;
|
|
|
|
// scan pattern looking for contiguous literal characters
|
|
for ( ; i < pattern.length(); i += 1) {
|
|
UChar ch = pattern.charAt(i);
|
|
|
|
if (!inQuote && isSyntaxChar(ch)) {
|
|
break;
|
|
}
|
|
|
|
if (ch == QUOTE) {
|
|
// Match a quote literal ('') inside OR outside of quotes
|
|
if ((i + 1) < pattern.length() && pattern.charAt(i + 1) == QUOTE) {
|
|
i += 1;
|
|
} else {
|
|
inQuote = !inQuote;
|
|
continue;
|
|
}
|
|
}
|
|
|
|
literal += ch;
|
|
}
|
|
|
|
// at this point, literal contains the literal text
|
|
// and i is the index of the next non-literal pattern character.
|
|
int32_t p;
|
|
int32_t t = textOffset;
|
|
|
|
if (whitespaceLenient) {
|
|
// trim leading, trailing whitespace from
|
|
// the literal text
|
|
literal.trim();
|
|
|
|
// ignore any leading whitespace in the text
|
|
while (t < text.length() && u_isWhitespace(text.charAt(t))) {
|
|
t += 1;
|
|
}
|
|
}
|
|
|
|
for (p = 0; p < literal.length() && t < text.length();) {
|
|
UBool needWhitespace = FALSE;
|
|
|
|
while (p < literal.length() && PatternProps::isWhiteSpace(literal.charAt(p))) {
|
|
needWhitespace = TRUE;
|
|
p += 1;
|
|
}
|
|
|
|
if (needWhitespace) {
|
|
int32_t tStart = t;
|
|
|
|
while (t < text.length()) {
|
|
UChar tch = text.charAt(t);
|
|
|
|
if (!u_isUWhiteSpace(tch) && !PatternProps::isWhiteSpace(tch)) {
|
|
break;
|
|
}
|
|
|
|
t += 1;
|
|
}
|
|
|
|
// TODO: should we require internal spaces
|
|
// in lenient mode? (There won't be any
|
|
// leading or trailing spaces)
|
|
if (!whitespaceLenient && t == tStart) {
|
|
// didn't find matching whitespace:
|
|
// an error in strict mode
|
|
return FALSE;
|
|
}
|
|
|
|
// In strict mode, this run of whitespace
|
|
// may have been at the end.
|
|
if (p >= literal.length()) {
|
|
break;
|
|
}
|
|
}
|
|
if (t >= text.length() || literal.charAt(p) != text.charAt(t)) {
|
|
// Ran out of text, or found a non-matching character:
|
|
// OK in lenient mode, an error in strict mode.
|
|
if (whitespaceLenient) {
|
|
if (t == textOffset && text.charAt(t) == 0x2e &&
|
|
isAfterNonNumericField(pattern, patternOffset)) {
|
|
// Lenient mode and the literal input text begins with a "." and
|
|
// we are after a non-numeric field: We skip the "."
|
|
++t;
|
|
continue; // Do not update p.
|
|
}
|
|
// if it is actual whitespace and we're whitespace lenient it's OK
|
|
|
|
UChar wsc = text.charAt(t);
|
|
if(PatternProps::isWhiteSpace(wsc)) {
|
|
// Lenient mode and it's just whitespace we skip it
|
|
++t;
|
|
continue; // Do not update p.
|
|
}
|
|
}
|
|
// hack around oldleniency being a bit of a catch-all bucket and we're just adding support specifically for paritial matches
|
|
if(partialMatchLenient && oldLeniency) {
|
|
break;
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
++p;
|
|
++t;
|
|
}
|
|
|
|
// At this point if we're in strict mode we have a complete match.
|
|
// If we're in lenient mode we may have a partial match, or no
|
|
// match at all.
|
|
if (p <= 0) {
|
|
// no match. Pretend it matched a run of whitespace
|
|
// and ignorables in the text.
|
|
const UnicodeSet *ignorables = NULL;
|
|
UDateFormatField patternCharIndex = DateFormatSymbols::getPatternCharIndex(pattern.charAt(i));
|
|
if (patternCharIndex != UDAT_FIELD_COUNT) {
|
|
ignorables = SimpleDateFormatStaticSets::getIgnorables(patternCharIndex);
|
|
}
|
|
|
|
for (t = textOffset; t < text.length(); t += 1) {
|
|
UChar ch = text.charAt(t);
|
|
|
|
if (ignorables == NULL || !ignorables->contains(ch)) {
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
// if we get here, we've got a complete match.
|
|
patternOffset = i - 1;
|
|
textOffset = t;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
|
|
int32_t SimpleDateFormat::matchString(const UnicodeString& text,
|
|
int32_t start,
|
|
UCalendarDateFields field,
|
|
const UnicodeString* data,
|
|
int32_t dataCount,
|
|
const UnicodeString* monthPattern,
|
|
Calendar& cal) const
|
|
{
|
|
int32_t i = 0;
|
|
int32_t count = dataCount;
|
|
|
|
if (field == UCAL_DAY_OF_WEEK) i = 1;
|
|
|
|
// There may be multiple strings in the data[] array which begin with
|
|
// the same prefix (e.g., Cerven and Cervenec (June and July) in Czech).
|
|
// We keep track of the longest match, and return that. Note that this
|
|
// unfortunately requires us to test all array elements.
|
|
int32_t bestMatchLength = 0, bestMatch = -1;
|
|
UnicodeString bestMatchName;
|
|
int32_t isLeapMonth = 0;
|
|
|
|
for (; i < count; ++i) {
|
|
int32_t matchLen = 0;
|
|
if ((matchLen = matchStringWithOptionalDot(text, start, data[i])) > bestMatchLength) {
|
|
bestMatch = i;
|
|
bestMatchLength = matchLen;
|
|
}
|
|
|
|
if (monthPattern != NULL) {
|
|
UErrorCode status = U_ZERO_ERROR;
|
|
UnicodeString leapMonthName;
|
|
SimpleFormatter(*monthPattern, 1, 1, status).format(data[i], leapMonthName, status);
|
|
if (U_SUCCESS(status)) {
|
|
if ((matchLen = matchStringWithOptionalDot(text, start, leapMonthName)) > bestMatchLength) {
|
|
bestMatch = i;
|
|
bestMatchLength = matchLen;
|
|
isLeapMonth = 1;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (bestMatch >= 0) {
|
|
if (field < UCAL_FIELD_COUNT) {
|
|
// Adjustment for Hebrew Calendar month Adar II
|
|
if (!strcmp(cal.getType(),"hebrew") && field==UCAL_MONTH && bestMatch==13) {
|
|
cal.set(field,6);
|
|
} else {
|
|
if (field == UCAL_YEAR) {
|
|
bestMatch++; // only get here for cyclic year names, which match 1-based years 1-60
|
|
}
|
|
cal.set(field, bestMatch);
|
|
}
|
|
if (monthPattern != NULL) {
|
|
cal.set(UCAL_IS_LEAP_MONTH, isLeapMonth);
|
|
}
|
|
}
|
|
|
|
return start + bestMatchLength;
|
|
}
|
|
|
|
return -start;
|
|
}
|
|
|
|
static int32_t
|
|
matchStringWithOptionalDot(const UnicodeString &text,
|
|
int32_t index,
|
|
const UnicodeString &data) {
|
|
UErrorCode sts = U_ZERO_ERROR;
|
|
int32_t matchLenText = 0;
|
|
int32_t matchLenData = 0;
|
|
|
|
u_caseInsensitivePrefixMatch(text.getBuffer() + index, text.length() - index,
|
|
data.getBuffer(), data.length(),
|
|
0 /* default case option */,
|
|
&matchLenText, &matchLenData,
|
|
&sts);
|
|
U_ASSERT (U_SUCCESS(sts));
|
|
|
|
if (matchLenData == data.length() /* normal match */
|
|
|| (data.charAt(data.length() - 1) == 0x2e
|
|
&& matchLenData == data.length() - 1 /* match without trailing dot */)) {
|
|
return matchLenText;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
|
|
void
|
|
SimpleDateFormat::set2DigitYearStart(UDate d, UErrorCode& status)
|
|
{
|
|
parseAmbiguousDatesAsAfter(d, status);
|
|
}
|
|
|
|
/**
|
|
* Private member function that converts the parsed date strings into
|
|
* timeFields. Returns -start (for ParsePosition) if failed.
|
|
*/
|
|
int32_t SimpleDateFormat::subParse(const UnicodeString& text, int32_t& start, UChar ch, int32_t count,
|
|
UBool obeyCount, UBool allowNegative, UBool ambiguousYear[], int32_t& saveHebrewMonth, Calendar& cal,
|
|
int32_t patLoc, MessageFormat * numericLeapMonthFormatter, UTimeZoneFormatTimeType *tzTimeType, SimpleDateFormatMutableNFs &mutableNFs,
|
|
int32_t *dayPeriod) const
|
|
{
|
|
Formattable number;
|
|
int32_t value = 0;
|
|
int32_t i;
|
|
int32_t ps = 0;
|
|
UErrorCode status = U_ZERO_ERROR;
|
|
ParsePosition pos(0);
|
|
UDateFormatField patternCharIndex = DateFormatSymbols::getPatternCharIndex(ch);
|
|
NumberFormat *currentNumberFormat;
|
|
UnicodeString temp;
|
|
UBool gotNumber = FALSE;
|
|
|
|
#if defined (U_DEBUG_CAL)
|
|
//fprintf(stderr, "%s:%d - [%c] st=%d \n", __FILE__, __LINE__, (char) ch, start);
|
|
#endif
|
|
|
|
if (patternCharIndex == UDAT_FIELD_COUNT) {
|
|
return -start;
|
|
}
|
|
|
|
currentNumberFormat = mutableNFs.get(getNumberFormatByIndex(patternCharIndex));
|
|
if (currentNumberFormat == NULL) {
|
|
return -start;
|
|
}
|
|
UCalendarDateFields field = fgPatternIndexToCalendarField[patternCharIndex]; // UCAL_FIELD_COUNT if irrelevant
|
|
UnicodeString hebr("hebr", 4, US_INV);
|
|
|
|
if (numericLeapMonthFormatter != NULL) {
|
|
numericLeapMonthFormatter->setFormats((const Format **)¤tNumberFormat, 1);
|
|
}
|
|
UBool isChineseCalendar = (uprv_strcmp(cal.getType(),"chinese") == 0 || uprv_strcmp(cal.getType(),"dangi") == 0);
|
|
|
|
// If there are any spaces here, skip over them. If we hit the end
|
|
// of the string, then fail.
|
|
for (;;) {
|
|
if (start >= text.length()) {
|
|
return -start;
|
|
}
|
|
UChar32 c = text.char32At(start);
|
|
if (!u_isUWhiteSpace(c) /*||*/ && !PatternProps::isWhiteSpace(c)) {
|
|
break;
|
|
}
|
|
start += U16_LENGTH(c);
|
|
}
|
|
pos.setIndex(start);
|
|
|
|
// We handle a few special cases here where we need to parse
|
|
// a number value. We handle further, more generic cases below. We need
|
|
// to handle some of them here because some fields require extra processing on
|
|
// the parsed value.
|
|
if (patternCharIndex == UDAT_HOUR_OF_DAY1_FIELD || // k
|
|
patternCharIndex == UDAT_HOUR_OF_DAY0_FIELD || // H
|
|
patternCharIndex == UDAT_HOUR1_FIELD || // h
|
|
patternCharIndex == UDAT_HOUR0_FIELD || // K
|
|
(patternCharIndex == UDAT_DOW_LOCAL_FIELD && count <= 2) || // e
|
|
(patternCharIndex == UDAT_STANDALONE_DAY_FIELD && count <= 2) || // c
|
|
(patternCharIndex == UDAT_MONTH_FIELD && count <= 2) || // M
|
|
(patternCharIndex == UDAT_STANDALONE_MONTH_FIELD && count <= 2) || // L
|
|
(patternCharIndex == UDAT_QUARTER_FIELD && count <= 2) || // Q
|
|
(patternCharIndex == UDAT_STANDALONE_QUARTER_FIELD && count <= 2) || // q
|
|
patternCharIndex == UDAT_YEAR_FIELD || // y
|
|
patternCharIndex == UDAT_YEAR_WOY_FIELD || // Y
|
|
patternCharIndex == UDAT_YEAR_NAME_FIELD || // U (falls back to numeric)
|
|
(patternCharIndex == UDAT_ERA_FIELD && isChineseCalendar) || // G
|
|
patternCharIndex == UDAT_FRACTIONAL_SECOND_FIELD) // S
|
|
{
|
|
int32_t parseStart = pos.getIndex();
|
|
// It would be good to unify this with the obeyCount logic below,
|
|
// but that's going to be difficult.
|
|
const UnicodeString* src;
|
|
|
|
UBool parsedNumericLeapMonth = FALSE;
|
|
if (numericLeapMonthFormatter != NULL && (patternCharIndex == UDAT_MONTH_FIELD || patternCharIndex == UDAT_STANDALONE_MONTH_FIELD)) {
|
|
int32_t argCount;
|
|
Formattable * args = numericLeapMonthFormatter->parse(text, pos, argCount);
|
|
if (args != NULL && argCount == 1 && pos.getIndex() > parseStart && args[0].isNumeric()) {
|
|
parsedNumericLeapMonth = TRUE;
|
|
number.setLong(args[0].getLong());
|
|
cal.set(UCAL_IS_LEAP_MONTH, 1);
|
|
delete[] args;
|
|
} else {
|
|
pos.setIndex(parseStart);
|
|
cal.set(UCAL_IS_LEAP_MONTH, 0);
|
|
}
|
|
}
|
|
|
|
if (!parsedNumericLeapMonth) {
|
|
if (obeyCount) {
|
|
if ((start+count) > text.length()) {
|
|
return -start;
|
|
}
|
|
|
|
text.extractBetween(0, start + count, temp);
|
|
src = &temp;
|
|
} else {
|
|
src = &text;
|
|
}
|
|
|
|
parseInt(*src, number, pos, allowNegative,currentNumberFormat);
|
|
}
|
|
|
|
int32_t txtLoc = pos.getIndex();
|
|
|
|
if (txtLoc > parseStart) {
|
|
value = number.getLong();
|
|
gotNumber = TRUE;
|
|
|
|
// suffix processing
|
|
if (value < 0 ) {
|
|
txtLoc = checkIntSuffix(text, txtLoc, patLoc+1, TRUE);
|
|
if (txtLoc != pos.getIndex()) {
|
|
value *= -1;
|
|
}
|
|
}
|
|
else {
|
|
txtLoc = checkIntSuffix(text, txtLoc, patLoc+1, FALSE);
|
|
}
|
|
|
|
if (!getBooleanAttribute(UDAT_PARSE_ALLOW_WHITESPACE, status)) {
|
|
// Check the range of the value
|
|
int32_t bias = gFieldRangeBias[patternCharIndex];
|
|
if (bias >= 0 && (value > cal.getMaximum(field) + bias || value < cal.getMinimum(field) + bias)) {
|
|
return -start;
|
|
}
|
|
}
|
|
|
|
pos.setIndex(txtLoc);
|
|
}
|
|
}
|
|
|
|
// Make sure that we got a number if
|
|
// we want one, and didn't get one
|
|
// if we don't want one.
|
|
switch (patternCharIndex) {
|
|
case UDAT_HOUR_OF_DAY1_FIELD:
|
|
case UDAT_HOUR_OF_DAY0_FIELD:
|
|
case UDAT_HOUR1_FIELD:
|
|
case UDAT_HOUR0_FIELD:
|
|
// special range check for hours:
|
|
if (value < 0 || value > 24) {
|
|
return -start;
|
|
}
|
|
|
|
// fall through to gotNumber check
|
|
U_FALLTHROUGH;
|
|
case UDAT_YEAR_FIELD:
|
|
case UDAT_YEAR_WOY_FIELD:
|
|
case UDAT_FRACTIONAL_SECOND_FIELD:
|
|
// these must be a number
|
|
if (! gotNumber) {
|
|
return -start;
|
|
}
|
|
|
|
break;
|
|
|
|
default:
|
|
// we check the rest of the fields below.
|
|
break;
|
|
}
|
|
|
|
switch (patternCharIndex) {
|
|
case UDAT_ERA_FIELD:
|
|
if (isChineseCalendar) {
|
|
if (!gotNumber) {
|
|
return -start;
|
|
}
|
|
cal.set(UCAL_ERA, value);
|
|
return pos.getIndex();
|
|
}
|
|
if (count == 5) {
|
|
ps = matchString(text, start, UCAL_ERA, fSymbols->fNarrowEras, fSymbols->fNarrowErasCount, NULL, cal);
|
|
} else if (count == 4) {
|
|
ps = matchString(text, start, UCAL_ERA, fSymbols->fEraNames, fSymbols->fEraNamesCount, NULL, cal);
|
|
} else {
|
|
ps = matchString(text, start, UCAL_ERA, fSymbols->fEras, fSymbols->fErasCount, NULL, cal);
|
|
}
|
|
|
|
// check return position, if it equals -start, then matchString error
|
|
// special case the return code so we don't necessarily fail out until we
|
|
// verify no year information also
|
|
if (ps == -start)
|
|
ps--;
|
|
|
|
return ps;
|
|
|
|
case UDAT_YEAR_FIELD:
|
|
// If there are 3 or more YEAR pattern characters, this indicates
|
|
// that the year value is to be treated literally, without any
|
|
// two-digit year adjustments (e.g., from "01" to 2001). Otherwise
|
|
// we made adjustments to place the 2-digit year in the proper
|
|
// century, for parsed strings from "00" to "99". Any other string
|
|
// is treated literally: "2250", "-1", "1", "002".
|
|
if (fDateOverride.compare(hebr)==0 && value < 1000) {
|
|
value += HEBREW_CAL_CUR_MILLENIUM_START_YEAR;
|
|
} else if ((pos.getIndex() - start) == 2 && !isChineseCalendar
|
|
&& u_isdigit(text.charAt(start))
|
|
&& u_isdigit(text.charAt(start+1)))
|
|
{
|
|
// only adjust year for patterns less than 3.
|
|
if(count < 3) {
|
|
// Assume for example that the defaultCenturyStart is 6/18/1903.
|
|
// This means that two-digit years will be forced into the range
|
|
// 6/18/1903 to 6/17/2003. As a result, years 00, 01, and 02
|
|
// correspond to 2000, 2001, and 2002. Years 04, 05, etc. correspond
|
|
// to 1904, 1905, etc. If the year is 03, then it is 2003 if the
|
|
// other fields specify a date before 6/18, or 1903 if they specify a
|
|
// date afterwards. As a result, 03 is an ambiguous year. All other
|
|
// two-digit years are unambiguous.
|
|
if(fHaveDefaultCentury) { // check if this formatter even has a pivot year
|
|
int32_t ambiguousTwoDigitYear = fDefaultCenturyStartYear % 100;
|
|
ambiguousYear[0] = (value == ambiguousTwoDigitYear);
|
|
value += (fDefaultCenturyStartYear/100)*100 +
|
|
(value < ambiguousTwoDigitYear ? 100 : 0);
|
|
}
|
|
}
|
|
}
|
|
cal.set(UCAL_YEAR, value);
|
|
|
|
// Delayed checking for adjustment of Hebrew month numbers in non-leap years.
|
|
if (saveHebrewMonth >= 0) {
|
|
HebrewCalendar *hc = (HebrewCalendar*)&cal;
|
|
if (!hc->isLeapYear(value) && saveHebrewMonth >= 6) {
|
|
cal.set(UCAL_MONTH,saveHebrewMonth);
|
|
} else {
|
|
cal.set(UCAL_MONTH,saveHebrewMonth-1);
|
|
}
|
|
saveHebrewMonth = -1;
|
|
}
|
|
return pos.getIndex();
|
|
|
|
case UDAT_YEAR_WOY_FIELD:
|
|
// Comment is the same as for UDAT_Year_FIELDs - look above
|
|
if (fDateOverride.compare(hebr)==0 && value < 1000) {
|
|
value += HEBREW_CAL_CUR_MILLENIUM_START_YEAR;
|
|
} else if ((pos.getIndex() - start) == 2
|
|
&& u_isdigit(text.charAt(start))
|
|
&& u_isdigit(text.charAt(start+1))
|
|
&& fHaveDefaultCentury )
|
|
{
|
|
int32_t ambiguousTwoDigitYear = fDefaultCenturyStartYear % 100;
|
|
ambiguousYear[0] = (value == ambiguousTwoDigitYear);
|
|
value += (fDefaultCenturyStartYear/100)*100 +
|
|
(value < ambiguousTwoDigitYear ? 100 : 0);
|
|
}
|
|
cal.set(UCAL_YEAR_WOY, value);
|
|
return pos.getIndex();
|
|
|
|
case UDAT_YEAR_NAME_FIELD:
|
|
if (fSymbols->fShortYearNames != NULL) {
|
|
int32_t newStart = matchString(text, start, UCAL_YEAR, fSymbols->fShortYearNames, fSymbols->fShortYearNamesCount, NULL, cal);
|
|
if (newStart > 0) {
|
|
return newStart;
|
|
}
|
|
}
|
|
if (gotNumber && (getBooleanAttribute(UDAT_PARSE_ALLOW_NUMERIC,status) || value > fSymbols->fShortYearNamesCount)) {
|
|
cal.set(UCAL_YEAR, value);
|
|
return pos.getIndex();
|
|
}
|
|
return -start;
|
|
|
|
case UDAT_MONTH_FIELD:
|
|
case UDAT_STANDALONE_MONTH_FIELD:
|
|
if (gotNumber) // i.e., M or MM.
|
|
{
|
|
// When parsing month numbers from the Hebrew Calendar, we might need to adjust the month depending on whether
|
|
// or not it was a leap year. We may or may not yet know what year it is, so might have to delay checking until
|
|
// the year is parsed.
|
|
if (!strcmp(cal.getType(),"hebrew")) {
|
|
HebrewCalendar *hc = (HebrewCalendar*)&cal;
|
|
if (cal.isSet(UCAL_YEAR)) {
|
|
UErrorCode status = U_ZERO_ERROR;
|
|
if (!hc->isLeapYear(hc->get(UCAL_YEAR,status)) && value >= 6) {
|
|
cal.set(UCAL_MONTH, value);
|
|
} else {
|
|
cal.set(UCAL_MONTH, value - 1);
|
|
}
|
|
} else {
|
|
saveHebrewMonth = value;
|
|
}
|
|
} else {
|
|
// Don't want to parse the month if it is a string
|
|
// while pattern uses numeric style: M/MM, L/LL
|
|
// [We computed 'value' above.]
|
|
cal.set(UCAL_MONTH, value - 1);
|
|
}
|
|
return pos.getIndex();
|
|
} else {
|
|
// count >= 3 // i.e., MMM/MMMM, LLL/LLLL
|
|
// Want to be able to parse both short and long forms.
|
|
// Try count == 4 first:
|
|
UnicodeString * wideMonthPat = NULL;
|
|
UnicodeString * shortMonthPat = NULL;
|
|
if (fSymbols->fLeapMonthPatterns != NULL && fSymbols->fLeapMonthPatternsCount >= DateFormatSymbols::kMonthPatternsCount) {
|
|
if (patternCharIndex==UDAT_MONTH_FIELD) {
|
|
wideMonthPat = &fSymbols->fLeapMonthPatterns[DateFormatSymbols::kLeapMonthPatternFormatWide];
|
|
shortMonthPat = &fSymbols->fLeapMonthPatterns[DateFormatSymbols::kLeapMonthPatternFormatAbbrev];
|
|
} else {
|
|
wideMonthPat = &fSymbols->fLeapMonthPatterns[DateFormatSymbols::kLeapMonthPatternStandaloneWide];
|
|
shortMonthPat = &fSymbols->fLeapMonthPatterns[DateFormatSymbols::kLeapMonthPatternStandaloneAbbrev];
|
|
}
|
|
}
|
|
int32_t newStart = 0;
|
|
if (patternCharIndex==UDAT_MONTH_FIELD) {
|
|
if(getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status) || count == 4) {
|
|
newStart = matchString(text, start, UCAL_MONTH, fSymbols->fMonths, fSymbols->fMonthsCount, wideMonthPat, cal); // try MMMM
|
|
if (newStart > 0) {
|
|
return newStart;
|
|
}
|
|
}
|
|
if(getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status) || count == 3) {
|
|
newStart = matchString(text, start, UCAL_MONTH, fSymbols->fShortMonths, fSymbols->fShortMonthsCount, shortMonthPat, cal); // try MMM
|
|
}
|
|
} else {
|
|
if(getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status) || count == 4) {
|
|
newStart = matchString(text, start, UCAL_MONTH, fSymbols->fStandaloneMonths, fSymbols->fStandaloneMonthsCount, wideMonthPat, cal); // try LLLL
|
|
if (newStart > 0) {
|
|
return newStart;
|
|
}
|
|
}
|
|
if(getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status) || count == 3) {
|
|
newStart = matchString(text, start, UCAL_MONTH, fSymbols->fStandaloneShortMonths, fSymbols->fStandaloneShortMonthsCount, shortMonthPat, cal); // try LLL
|
|
}
|
|
}
|
|
if (newStart > 0 || !getBooleanAttribute(UDAT_PARSE_ALLOW_NUMERIC, status)) // currently we do not try to parse MMMMM/LLLLL: #8860
|
|
return newStart;
|
|
// else we allowing parsing as number, below
|
|
}
|
|
break;
|
|
|
|
case UDAT_HOUR_OF_DAY1_FIELD:
|
|
// [We computed 'value' above.]
|
|
if (value == cal.getMaximum(UCAL_HOUR_OF_DAY) + 1)
|
|
value = 0;
|
|
|
|
// fall through to set field
|
|
U_FALLTHROUGH;
|
|
case UDAT_HOUR_OF_DAY0_FIELD:
|
|
cal.set(UCAL_HOUR_OF_DAY, value);
|
|
return pos.getIndex();
|
|
|
|
case UDAT_FRACTIONAL_SECOND_FIELD:
|
|
// Fractional seconds left-justify
|
|
i = pos.getIndex() - start;
|
|
if (i < 3) {
|
|
while (i < 3) {
|
|
value *= 10;
|
|
i++;
|
|
}
|
|
} else {
|
|
int32_t a = 1;
|
|
while (i > 3) {
|
|
a *= 10;
|
|
i--;
|
|
}
|
|
value /= a;
|
|
}
|
|
cal.set(UCAL_MILLISECOND, value);
|
|
return pos.getIndex();
|
|
|
|
case UDAT_DOW_LOCAL_FIELD:
|
|
if (gotNumber) // i.e., e or ee
|
|
{
|
|
// [We computed 'value' above.]
|
|
cal.set(UCAL_DOW_LOCAL, value);
|
|
return pos.getIndex();
|
|
}
|
|
// else for eee-eeeee fall through to handling of EEE-EEEEE
|
|
// fall through, do not break here
|
|
U_FALLTHROUGH;
|
|
case UDAT_DAY_OF_WEEK_FIELD:
|
|
{
|
|
// Want to be able to parse both short and long forms.
|
|
// Try count == 4 (EEEE) wide first:
|
|
int32_t newStart = 0;
|
|
if(getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status) || count == 4) {
|
|
if ((newStart = matchString(text, start, UCAL_DAY_OF_WEEK,
|
|
fSymbols->fWeekdays, fSymbols->fWeekdaysCount, NULL, cal)) > 0)
|
|
return newStart;
|
|
}
|
|
// EEEE wide failed, now try EEE abbreviated
|
|
if(getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status) || count == 3) {
|
|
if ((newStart = matchString(text, start, UCAL_DAY_OF_WEEK,
|
|
fSymbols->fShortWeekdays, fSymbols->fShortWeekdaysCount, NULL, cal)) > 0)
|
|
return newStart;
|
|
}
|
|
// EEE abbreviated failed, now try EEEEEE short
|
|
if(getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status) || count == 6) {
|
|
if ((newStart = matchString(text, start, UCAL_DAY_OF_WEEK,
|
|
fSymbols->fShorterWeekdays, fSymbols->fShorterWeekdaysCount, NULL, cal)) > 0)
|
|
return newStart;
|
|
}
|
|
// EEEEEE short failed, now try EEEEE narrow
|
|
if(getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status) || count == 5) {
|
|
if ((newStart = matchString(text, start, UCAL_DAY_OF_WEEK,
|
|
fSymbols->fNarrowWeekdays, fSymbols->fNarrowWeekdaysCount, NULL, cal)) > 0)
|
|
return newStart;
|
|
}
|
|
if (!getBooleanAttribute(UDAT_PARSE_ALLOW_NUMERIC, status) || patternCharIndex == UDAT_DAY_OF_WEEK_FIELD)
|
|
return newStart;
|
|
// else we allowing parsing as number, below
|
|
}
|
|
break;
|
|
|
|
case UDAT_STANDALONE_DAY_FIELD:
|
|
{
|
|
if (gotNumber) // c or cc
|
|
{
|
|
// [We computed 'value' above.]
|
|
cal.set(UCAL_DOW_LOCAL, value);
|
|
return pos.getIndex();
|
|
}
|
|
// Want to be able to parse both short and long forms.
|
|
// Try count == 4 (cccc) first:
|
|
int32_t newStart = 0;
|
|
if(getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status) || count == 4) {
|
|
if ((newStart = matchString(text, start, UCAL_DAY_OF_WEEK,
|
|
fSymbols->fStandaloneWeekdays, fSymbols->fStandaloneWeekdaysCount, NULL, cal)) > 0)
|
|
return newStart;
|
|
}
|
|
if(getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status) || count == 3) {
|
|
if ((newStart = matchString(text, start, UCAL_DAY_OF_WEEK,
|
|
fSymbols->fStandaloneShortWeekdays, fSymbols->fStandaloneShortWeekdaysCount, NULL, cal)) > 0)
|
|
return newStart;
|
|
}
|
|
if(getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status) || count == 6) {
|
|
if ((newStart = matchString(text, start, UCAL_DAY_OF_WEEK,
|
|
fSymbols->fStandaloneShorterWeekdays, fSymbols->fStandaloneShorterWeekdaysCount, NULL, cal)) > 0)
|
|
return newStart;
|
|
}
|
|
if (!getBooleanAttribute(UDAT_PARSE_ALLOW_NUMERIC, status))
|
|
return newStart;
|
|
// else we allowing parsing as number, below
|
|
}
|
|
break;
|
|
|
|
case UDAT_AM_PM_FIELD:
|
|
{
|
|
// optionally try both wide/abbrev and narrow forms
|
|
int32_t newStart = 0;
|
|
// try wide/abbrev
|
|
if( getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status) || count < 5 ) {
|
|
if ((newStart = matchString(text, start, UCAL_AM_PM, fSymbols->fAmPms, fSymbols->fAmPmsCount, NULL, cal)) > 0) {
|
|
return newStart;
|
|
}
|
|
}
|
|
// try narrow
|
|
if( getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status) || count >= 5 ) {
|
|
if ((newStart = matchString(text, start, UCAL_AM_PM, fSymbols->fNarrowAmPms, fSymbols->fNarrowAmPmsCount, NULL, cal)) > 0) {
|
|
return newStart;
|
|
}
|
|
}
|
|
// no matches for given options
|
|
return -start;
|
|
}
|
|
|
|
case UDAT_HOUR1_FIELD:
|
|
// [We computed 'value' above.]
|
|
if (value == cal.getLeastMaximum(UCAL_HOUR)+1)
|
|
value = 0;
|
|
|
|
// fall through to set field
|
|
U_FALLTHROUGH;
|
|
case UDAT_HOUR0_FIELD:
|
|
cal.set(UCAL_HOUR, value);
|
|
return pos.getIndex();
|
|
|
|
case UDAT_QUARTER_FIELD:
|
|
if (gotNumber) // i.e., Q or QQ.
|
|
{
|
|
// Don't want to parse the month if it is a string
|
|
// while pattern uses numeric style: Q or QQ.
|
|
// [We computed 'value' above.]
|
|
cal.set(UCAL_MONTH, (value - 1) * 3);
|
|
return pos.getIndex();
|
|
} else {
|
|
// count >= 3 // i.e., QQQ or QQQQ
|
|
// Want to be able to parse both short and long forms.
|
|
// Try count == 4 first:
|
|
int32_t newStart = 0;
|
|
|
|
if(getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status) || count == 4) {
|
|
if ((newStart = matchQuarterString(text, start, UCAL_MONTH,
|
|
fSymbols->fQuarters, fSymbols->fQuartersCount, cal)) > 0)
|
|
return newStart;
|
|
}
|
|
if(getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status) || count == 3) {
|
|
if ((newStart = matchQuarterString(text, start, UCAL_MONTH,
|
|
fSymbols->fShortQuarters, fSymbols->fShortQuartersCount, cal)) > 0)
|
|
return newStart;
|
|
}
|
|
if (!getBooleanAttribute(UDAT_PARSE_ALLOW_NUMERIC, status))
|
|
return newStart;
|
|
// else we allowing parsing as number, below
|
|
if(!getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status))
|
|
return -start;
|
|
}
|
|
break;
|
|
|
|
case UDAT_STANDALONE_QUARTER_FIELD:
|
|
if (gotNumber) // i.e., q or qq.
|
|
{
|
|
// Don't want to parse the month if it is a string
|
|
// while pattern uses numeric style: q or q.
|
|
// [We computed 'value' above.]
|
|
cal.set(UCAL_MONTH, (value - 1) * 3);
|
|
return pos.getIndex();
|
|
} else {
|
|
// count >= 3 // i.e., qqq or qqqq
|
|
// Want to be able to parse both short and long forms.
|
|
// Try count == 4 first:
|
|
int32_t newStart = 0;
|
|
|
|
if(getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status) || count == 4) {
|
|
if ((newStart = matchQuarterString(text, start, UCAL_MONTH,
|
|
fSymbols->fStandaloneQuarters, fSymbols->fStandaloneQuartersCount, cal)) > 0)
|
|
return newStart;
|
|
}
|
|
if(getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status) || count == 3) {
|
|
if ((newStart = matchQuarterString(text, start, UCAL_MONTH,
|
|
fSymbols->fStandaloneShortQuarters, fSymbols->fStandaloneShortQuartersCount, cal)) > 0)
|
|
return newStart;
|
|
}
|
|
if (!getBooleanAttribute(UDAT_PARSE_ALLOW_NUMERIC, status))
|
|
return newStart;
|
|
// else we allowing parsing as number, below
|
|
if(!getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status))
|
|
return -start;
|
|
}
|
|
break;
|
|
|
|
case UDAT_TIMEZONE_FIELD: // 'z'
|
|
{
|
|
UTimeZoneFormatStyle style = (count < 4) ? UTZFMT_STYLE_SPECIFIC_SHORT : UTZFMT_STYLE_SPECIFIC_LONG;
|
|
TimeZone *tz = tzFormat()->parse(style, text, pos, tzTimeType);
|
|
if (tz != NULL) {
|
|
cal.adoptTimeZone(tz);
|
|
return pos.getIndex();
|
|
}
|
|
}
|
|
break;
|
|
case UDAT_TIMEZONE_RFC_FIELD: // 'Z'
|
|
{
|
|
UTimeZoneFormatStyle style = (count < 4) ?
|
|
UTZFMT_STYLE_ISO_BASIC_LOCAL_FULL : ((count == 5) ? UTZFMT_STYLE_ISO_EXTENDED_FULL: UTZFMT_STYLE_LOCALIZED_GMT);
|
|
TimeZone *tz = tzFormat()->parse(style, text, pos, tzTimeType);
|
|
if (tz != NULL) {
|
|
cal.adoptTimeZone(tz);
|
|
return pos.getIndex();
|
|
}
|
|
return -start;
|
|
}
|
|
case UDAT_TIMEZONE_GENERIC_FIELD: // 'v'
|
|
{
|
|
UTimeZoneFormatStyle style = (count < 4) ? UTZFMT_STYLE_GENERIC_SHORT : UTZFMT_STYLE_GENERIC_LONG;
|
|
TimeZone *tz = tzFormat()->parse(style, text, pos, tzTimeType);
|
|
if (tz != NULL) {
|
|
cal.adoptTimeZone(tz);
|
|
return pos.getIndex();
|
|
}
|
|
return -start;
|
|
}
|
|
case UDAT_TIMEZONE_SPECIAL_FIELD: // 'V'
|
|
{
|
|
UTimeZoneFormatStyle style;
|
|
switch (count) {
|
|
case 1:
|
|
style = UTZFMT_STYLE_ZONE_ID_SHORT;
|
|
break;
|
|
case 2:
|
|
style = UTZFMT_STYLE_ZONE_ID;
|
|
break;
|
|
case 3:
|
|
style = UTZFMT_STYLE_EXEMPLAR_LOCATION;
|
|
break;
|
|
default:
|
|
style = UTZFMT_STYLE_GENERIC_LOCATION;
|
|
break;
|
|
}
|
|
TimeZone *tz = tzFormat()->parse(style, text, pos, tzTimeType);
|
|
if (tz != NULL) {
|
|
cal.adoptTimeZone(tz);
|
|
return pos.getIndex();
|
|
}
|
|
return -start;
|
|
}
|
|
case UDAT_TIMEZONE_LOCALIZED_GMT_OFFSET_FIELD: // 'O'
|
|
{
|
|
UTimeZoneFormatStyle style = (count < 4) ? UTZFMT_STYLE_LOCALIZED_GMT_SHORT : UTZFMT_STYLE_LOCALIZED_GMT;
|
|
TimeZone *tz = tzFormat()->parse(style, text, pos, tzTimeType);
|
|
if (tz != NULL) {
|
|
cal.adoptTimeZone(tz);
|
|
return pos.getIndex();
|
|
}
|
|
return -start;
|
|
}
|
|
case UDAT_TIMEZONE_ISO_FIELD: // 'X'
|
|
{
|
|
UTimeZoneFormatStyle style;
|
|
switch (count) {
|
|
case 1:
|
|
style = UTZFMT_STYLE_ISO_BASIC_SHORT;
|
|
break;
|
|
case 2:
|
|
style = UTZFMT_STYLE_ISO_BASIC_FIXED;
|
|
break;
|
|
case 3:
|
|
style = UTZFMT_STYLE_ISO_EXTENDED_FIXED;
|
|
break;
|
|
case 4:
|
|
style = UTZFMT_STYLE_ISO_BASIC_FULL;
|
|
break;
|
|
default:
|
|
style = UTZFMT_STYLE_ISO_EXTENDED_FULL;
|
|
break;
|
|
}
|
|
TimeZone *tz = tzFormat()->parse(style, text, pos, tzTimeType);
|
|
if (tz != NULL) {
|
|
cal.adoptTimeZone(tz);
|
|
return pos.getIndex();
|
|
}
|
|
return -start;
|
|
}
|
|
case UDAT_TIMEZONE_ISO_LOCAL_FIELD: // 'x'
|
|
{
|
|
UTimeZoneFormatStyle style;
|
|
switch (count) {
|
|
case 1:
|
|
style = UTZFMT_STYLE_ISO_BASIC_LOCAL_SHORT;
|
|
break;
|
|
case 2:
|
|
style = UTZFMT_STYLE_ISO_BASIC_LOCAL_FIXED;
|
|
break;
|
|
case 3:
|
|
style = UTZFMT_STYLE_ISO_EXTENDED_LOCAL_FIXED;
|
|
break;
|
|
case 4:
|
|
style = UTZFMT_STYLE_ISO_BASIC_LOCAL_FULL;
|
|
break;
|
|
default:
|
|
style = UTZFMT_STYLE_ISO_EXTENDED_LOCAL_FULL;
|
|
break;
|
|
}
|
|
TimeZone *tz = tzFormat()->parse(style, text, pos, tzTimeType);
|
|
if (tz != NULL) {
|
|
cal.adoptTimeZone(tz);
|
|
return pos.getIndex();
|
|
}
|
|
return -start;
|
|
}
|
|
// currently no pattern character is defined for UDAT_TIME_SEPARATOR_FIELD
|
|
// so we should not get here. Leave support in for future definition.
|
|
case UDAT_TIME_SEPARATOR_FIELD:
|
|
{
|
|
static const UChar def_sep = DateFormatSymbols::DEFAULT_TIME_SEPARATOR;
|
|
static const UChar alt_sep = DateFormatSymbols::ALTERNATE_TIME_SEPARATOR;
|
|
|
|
// Try matching a time separator.
|
|
int32_t count = 1;
|
|
UnicodeString data[3];
|
|
fSymbols->getTimeSeparatorString(data[0]);
|
|
|
|
// Add the default, if different from the locale.
|
|
if (data[0].compare(&def_sep, 1) != 0) {
|
|
data[count++].setTo(def_sep);
|
|
}
|
|
|
|
// If lenient, add also the alternate, if different from the locale.
|
|
if (isLenient() && data[0].compare(&alt_sep, 1) != 0) {
|
|
data[count++].setTo(alt_sep);
|
|
}
|
|
|
|
return matchString(text, start, UCAL_FIELD_COUNT /* => nothing to set */, data, count, NULL, cal);
|
|
}
|
|
|
|
case UDAT_AM_PM_MIDNIGHT_NOON_FIELD:
|
|
{
|
|
U_ASSERT(dayPeriod != NULL);
|
|
int32_t ampmStart = subParse(text, start, 0x61, count,
|
|
obeyCount, allowNegative, ambiguousYear, saveHebrewMonth, cal,
|
|
patLoc, numericLeapMonthFormatter, tzTimeType, mutableNFs);
|
|
|
|
if (ampmStart > 0) {
|
|
return ampmStart;
|
|
} else {
|
|
int32_t newStart = 0;
|
|
|
|
// Only match the first two strings from the day period strings array.
|
|
if (getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status) || count == 3) {
|
|
if ((newStart = matchDayPeriodStrings(text, start, fSymbols->fAbbreviatedDayPeriods,
|
|
2, *dayPeriod)) > 0) {
|
|
return newStart;
|
|
}
|
|
}
|
|
if (getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status) || count == 5) {
|
|
if ((newStart = matchDayPeriodStrings(text, start, fSymbols->fNarrowDayPeriods,
|
|
2, *dayPeriod)) > 0) {
|
|
return newStart;
|
|
}
|
|
}
|
|
// count == 4, but allow other counts
|
|
if (getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status)) {
|
|
if ((newStart = matchDayPeriodStrings(text, start, fSymbols->fWideDayPeriods,
|
|
2, *dayPeriod)) > 0) {
|
|
return newStart;
|
|
}
|
|
}
|
|
|
|
return -start;
|
|
}
|
|
}
|
|
|
|
case UDAT_FLEXIBLE_DAY_PERIOD_FIELD:
|
|
{
|
|
U_ASSERT(dayPeriod != NULL);
|
|
int32_t newStart = 0;
|
|
|
|
if (getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status) || count == 3) {
|
|
if ((newStart = matchDayPeriodStrings(text, start, fSymbols->fAbbreviatedDayPeriods,
|
|
fSymbols->fAbbreviatedDayPeriodsCount, *dayPeriod)) > 0) {
|
|
return newStart;
|
|
}
|
|
}
|
|
if (getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status) || count == 5) {
|
|
if ((newStart = matchDayPeriodStrings(text, start, fSymbols->fNarrowDayPeriods,
|
|
fSymbols->fNarrowDayPeriodsCount, *dayPeriod)) > 0) {
|
|
return newStart;
|
|
}
|
|
}
|
|
if (getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status) || count == 4) {
|
|
if ((newStart = matchDayPeriodStrings(text, start, fSymbols->fWideDayPeriods,
|
|
fSymbols->fWideDayPeriodsCount, *dayPeriod)) > 0) {
|
|
return newStart;
|
|
}
|
|
}
|
|
|
|
return -start;
|
|
}
|
|
|
|
default:
|
|
// Handle "generic" fields
|
|
// this is now handled below, outside the switch block
|
|
break;
|
|
}
|
|
// Handle "generic" fields:
|
|
// switch default case now handled here (outside switch block) to allow
|
|
// parsing of some string fields as digits for lenient case
|
|
|
|
int32_t parseStart = pos.getIndex();
|
|
const UnicodeString* src;
|
|
if (obeyCount) {
|
|
if ((start+count) > text.length()) {
|
|
return -start;
|
|
}
|
|
text.extractBetween(0, start + count, temp);
|
|
src = &temp;
|
|
} else {
|
|
src = &text;
|
|
}
|
|
parseInt(*src, number, pos, allowNegative,currentNumberFormat);
|
|
if (pos.getIndex() != parseStart) {
|
|
int32_t value = number.getLong();
|
|
|
|
// Don't need suffix processing here (as in number processing at the beginning of the function);
|
|
// the new fields being handled as numeric values (month, weekdays, quarters) should not have suffixes.
|
|
|
|
if (!getBooleanAttribute(UDAT_PARSE_ALLOW_NUMERIC, status)) {
|
|
// Check the range of the value
|
|
int32_t bias = gFieldRangeBias[patternCharIndex];
|
|
if (bias >= 0 && (value > cal.getMaximum(field) + bias || value < cal.getMinimum(field) + bias)) {
|
|
return -start;
|
|
}
|
|
}
|
|
|
|
// For the following, need to repeat some of the "if (gotNumber)" code above:
|
|
// UDAT_[STANDALONE_]MONTH_FIELD, UDAT_DOW_LOCAL_FIELD, UDAT_STANDALONE_DAY_FIELD,
|
|
// UDAT_[STANDALONE_]QUARTER_FIELD
|
|
switch (patternCharIndex) {
|
|
case UDAT_MONTH_FIELD:
|
|
// See notes under UDAT_MONTH_FIELD case above
|
|
if (!strcmp(cal.getType(),"hebrew")) {
|
|
HebrewCalendar *hc = (HebrewCalendar*)&cal;
|
|
if (cal.isSet(UCAL_YEAR)) {
|
|
UErrorCode status = U_ZERO_ERROR;
|
|
if (!hc->isLeapYear(hc->get(UCAL_YEAR,status)) && value >= 6) {
|
|
cal.set(UCAL_MONTH, value);
|
|
} else {
|
|
cal.set(UCAL_MONTH, value - 1);
|
|
}
|
|
} else {
|
|
saveHebrewMonth = value;
|
|
}
|
|
} else {
|
|
cal.set(UCAL_MONTH, value - 1);
|
|
}
|
|
break;
|
|
case UDAT_STANDALONE_MONTH_FIELD:
|
|
cal.set(UCAL_MONTH, value - 1);
|
|
break;
|
|
case UDAT_DOW_LOCAL_FIELD:
|
|
case UDAT_STANDALONE_DAY_FIELD:
|
|
cal.set(UCAL_DOW_LOCAL, value);
|
|
break;
|
|
case UDAT_QUARTER_FIELD:
|
|
case UDAT_STANDALONE_QUARTER_FIELD:
|
|
cal.set(UCAL_MONTH, (value - 1) * 3);
|
|
break;
|
|
case UDAT_RELATED_YEAR_FIELD:
|
|
cal.setRelatedYear(value);
|
|
break;
|
|
default:
|
|
cal.set(field, value);
|
|
break;
|
|
}
|
|
return pos.getIndex();
|
|
}
|
|
return -start;
|
|
}
|
|
|
|
/**
|
|
* Parse an integer using fNumberFormat. This method is semantically
|
|
* const, but actually may modify fNumberFormat.
|
|
*/
|
|
void SimpleDateFormat::parseInt(const UnicodeString& text,
|
|
Formattable& number,
|
|
ParsePosition& pos,
|
|
UBool allowNegative,
|
|
NumberFormat *fmt) const {
|
|
parseInt(text, number, -1, pos, allowNegative,fmt);
|
|
}
|
|
|
|
/**
|
|
* Parse an integer using fNumberFormat up to maxDigits.
|
|
*/
|
|
void SimpleDateFormat::parseInt(const UnicodeString& text,
|
|
Formattable& number,
|
|
int32_t maxDigits,
|
|
ParsePosition& pos,
|
|
UBool allowNegative,
|
|
NumberFormat *fmt) const {
|
|
UnicodeString oldPrefix;
|
|
DecimalFormat* df = NULL;
|
|
if (!allowNegative && (df = dynamic_cast<DecimalFormat*>(fmt)) != NULL) {
|
|
df->getNegativePrefix(oldPrefix);
|
|
df->setNegativePrefix(UnicodeString(TRUE, SUPPRESS_NEGATIVE_PREFIX, -1));
|
|
}
|
|
int32_t oldPos = pos.getIndex();
|
|
fmt->parse(text, number, pos);
|
|
if (df != NULL) {
|
|
df->setNegativePrefix(oldPrefix);
|
|
}
|
|
|
|
if (maxDigits > 0) {
|
|
// adjust the result to fit into
|
|
// the maxDigits and move the position back
|
|
int32_t nDigits = pos.getIndex() - oldPos;
|
|
if (nDigits > maxDigits) {
|
|
int32_t val = number.getLong();
|
|
nDigits -= maxDigits;
|
|
while (nDigits > 0) {
|
|
val /= 10;
|
|
nDigits--;
|
|
}
|
|
pos.setIndex(oldPos + maxDigits);
|
|
number.setLong(val);
|
|
}
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
|
|
void SimpleDateFormat::translatePattern(const UnicodeString& originalPattern,
|
|
UnicodeString& translatedPattern,
|
|
const UnicodeString& from,
|
|
const UnicodeString& to,
|
|
UErrorCode& status)
|
|
{
|
|
// run through the pattern and convert any pattern symbols from the version
|
|
// in "from" to the corresponding character in "to". This code takes
|
|
// quoted strings into account (it doesn't try to translate them), and it signals
|
|
// an error if a particular "pattern character" doesn't appear in "from".
|
|
// Depending on the values of "from" and "to" this can convert from generic
|
|
// to localized patterns or localized to generic.
|
|
if (U_FAILURE(status)) {
|
|
return;
|
|
}
|
|
|
|
translatedPattern.remove();
|
|
UBool inQuote = FALSE;
|
|
for (int32_t i = 0; i < originalPattern.length(); ++i) {
|
|
UChar c = originalPattern[i];
|
|
if (inQuote) {
|
|
if (c == QUOTE) {
|
|
inQuote = FALSE;
|
|
}
|
|
} else {
|
|
if (c == QUOTE) {
|
|
inQuote = TRUE;
|
|
} else if (isSyntaxChar(c)) {
|
|
int32_t ci = from.indexOf(c);
|
|
if (ci == -1) {
|
|
status = U_INVALID_FORMAT_ERROR;
|
|
return;
|
|
}
|
|
c = to[ci];
|
|
}
|
|
}
|
|
translatedPattern += c;
|
|
}
|
|
if (inQuote) {
|
|
status = U_INVALID_FORMAT_ERROR;
|
|
return;
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
|
|
UnicodeString&
|
|
SimpleDateFormat::toPattern(UnicodeString& result) const
|
|
{
|
|
result = fPattern;
|
|
return result;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
|
|
UnicodeString&
|
|
SimpleDateFormat::toLocalizedPattern(UnicodeString& result,
|
|
UErrorCode& status) const
|
|
{
|
|
translatePattern(fPattern, result,
|
|
UnicodeString(DateFormatSymbols::getPatternUChars()),
|
|
fSymbols->fLocalPatternChars, status);
|
|
return result;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
|
|
void
|
|
SimpleDateFormat::applyPattern(const UnicodeString& pattern)
|
|
{
|
|
fPattern = pattern;
|
|
parsePattern();
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
|
|
void
|
|
SimpleDateFormat::applyLocalizedPattern(const UnicodeString& pattern,
|
|
UErrorCode &status)
|
|
{
|
|
translatePattern(pattern, fPattern,
|
|
fSymbols->fLocalPatternChars,
|
|
UnicodeString(DateFormatSymbols::getPatternUChars()), status);
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
|
|
const DateFormatSymbols*
|
|
SimpleDateFormat::getDateFormatSymbols() const
|
|
{
|
|
return fSymbols;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
|
|
void
|
|
SimpleDateFormat::adoptDateFormatSymbols(DateFormatSymbols* newFormatSymbols)
|
|
{
|
|
delete fSymbols;
|
|
fSymbols = newFormatSymbols;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void
|
|
SimpleDateFormat::setDateFormatSymbols(const DateFormatSymbols& newFormatSymbols)
|
|
{
|
|
delete fSymbols;
|
|
fSymbols = new DateFormatSymbols(newFormatSymbols);
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
const TimeZoneFormat*
|
|
SimpleDateFormat::getTimeZoneFormat(void) const {
|
|
return (const TimeZoneFormat*)tzFormat();
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void
|
|
SimpleDateFormat::adoptTimeZoneFormat(TimeZoneFormat* timeZoneFormatToAdopt)
|
|
{
|
|
delete fTimeZoneFormat;
|
|
fTimeZoneFormat = timeZoneFormatToAdopt;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void
|
|
SimpleDateFormat::setTimeZoneFormat(const TimeZoneFormat& newTimeZoneFormat)
|
|
{
|
|
delete fTimeZoneFormat;
|
|
fTimeZoneFormat = new TimeZoneFormat(newTimeZoneFormat);
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
|
|
|
|
void SimpleDateFormat::adoptCalendar(Calendar* calendarToAdopt)
|
|
{
|
|
UErrorCode status = U_ZERO_ERROR;
|
|
Locale calLocale(fLocale);
|
|
calLocale.setKeywordValue("calendar", calendarToAdopt->getType(), status);
|
|
DateFormatSymbols *newSymbols =
|
|
DateFormatSymbols::createForLocale(calLocale, status);
|
|
if (U_FAILURE(status)) {
|
|
return;
|
|
}
|
|
DateFormat::adoptCalendar(calendarToAdopt);
|
|
delete fSymbols;
|
|
fSymbols = newSymbols;
|
|
initializeDefaultCentury(); // we need a new century (possibly)
|
|
}
|
|
|
|
|
|
//----------------------------------------------------------------------
|
|
|
|
|
|
// override the DateFormat implementation in order to
|
|
// lazily initialize fCapitalizationBrkIter
|
|
void
|
|
SimpleDateFormat::setContext(UDisplayContext value, UErrorCode& status)
|
|
{
|
|
DateFormat::setContext(value, status);
|
|
#if !UCONFIG_NO_BREAK_ITERATION
|
|
if (U_SUCCESS(status)) {
|
|
if ( fCapitalizationBrkIter == NULL && (value==UDISPCTX_CAPITALIZATION_FOR_BEGINNING_OF_SENTENCE ||
|
|
value==UDISPCTX_CAPITALIZATION_FOR_UI_LIST_OR_MENU || value==UDISPCTX_CAPITALIZATION_FOR_STANDALONE) ) {
|
|
UErrorCode status = U_ZERO_ERROR;
|
|
fCapitalizationBrkIter = BreakIterator::createSentenceInstance(fLocale, status);
|
|
if (U_FAILURE(status)) {
|
|
delete fCapitalizationBrkIter;
|
|
fCapitalizationBrkIter = NULL;
|
|
}
|
|
}
|
|
}
|
|
#endif
|
|
}
|
|
|
|
|
|
//----------------------------------------------------------------------
|
|
|
|
|
|
UBool
|
|
SimpleDateFormat::isFieldUnitIgnored(UCalendarDateFields field) const {
|
|
return isFieldUnitIgnored(fPattern, field);
|
|
}
|
|
|
|
|
|
UBool
|
|
SimpleDateFormat::isFieldUnitIgnored(const UnicodeString& pattern,
|
|
UCalendarDateFields field) {
|
|
int32_t fieldLevel = fgCalendarFieldToLevel[field];
|
|
int32_t level;
|
|
UChar ch;
|
|
UBool inQuote = FALSE;
|
|
UChar prevCh = 0;
|
|
int32_t count = 0;
|
|
|
|
for (int32_t i = 0; i < pattern.length(); ++i) {
|
|
ch = pattern[i];
|
|
if (ch != prevCh && count > 0) {
|
|
level = getLevelFromChar(prevCh);
|
|
// the larger the level, the smaller the field unit.
|
|
if (fieldLevel <= level) {
|
|
return FALSE;
|
|
}
|
|
count = 0;
|
|
}
|
|
if (ch == QUOTE) {
|
|
if ((i+1) < pattern.length() && pattern[i+1] == QUOTE) {
|
|
++i;
|
|
} else {
|
|
inQuote = ! inQuote;
|
|
}
|
|
}
|
|
else if (!inQuote && isSyntaxChar(ch)) {
|
|
prevCh = ch;
|
|
++count;
|
|
}
|
|
}
|
|
if (count > 0) {
|
|
// last item
|
|
level = getLevelFromChar(prevCh);
|
|
if (fieldLevel <= level) {
|
|
return FALSE;
|
|
}
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
|
|
const Locale&
|
|
SimpleDateFormat::getSmpFmtLocale(void) const {
|
|
return fLocale;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
|
|
int32_t
|
|
SimpleDateFormat::checkIntSuffix(const UnicodeString& text, int32_t start,
|
|
int32_t patLoc, UBool isNegative) const {
|
|
// local variables
|
|
UnicodeString suf;
|
|
int32_t patternMatch;
|
|
int32_t textPreMatch;
|
|
int32_t textPostMatch;
|
|
|
|
// check that we are still in range
|
|
if ( (start > text.length()) ||
|
|
(start < 0) ||
|
|
(patLoc < 0) ||
|
|
(patLoc > fPattern.length())) {
|
|
// out of range, don't advance location in text
|
|
return start;
|
|
}
|
|
|
|
// get the suffix
|
|
DecimalFormat* decfmt = dynamic_cast<DecimalFormat*>(fNumberFormat);
|
|
if (decfmt != NULL) {
|
|
if (isNegative) {
|
|
suf = decfmt->getNegativeSuffix(suf);
|
|
}
|
|
else {
|
|
suf = decfmt->getPositiveSuffix(suf);
|
|
}
|
|
}
|
|
|
|
// check for suffix
|
|
if (suf.length() <= 0) {
|
|
return start;
|
|
}
|
|
|
|
// check suffix will be encountered in the pattern
|
|
patternMatch = compareSimpleAffix(suf,fPattern,patLoc);
|
|
|
|
// check if a suffix will be encountered in the text
|
|
textPreMatch = compareSimpleAffix(suf,text,start);
|
|
|
|
// check if a suffix was encountered in the text
|
|
textPostMatch = compareSimpleAffix(suf,text,start-suf.length());
|
|
|
|
// check for suffix match
|
|
if ((textPreMatch >= 0) && (patternMatch >= 0) && (textPreMatch == patternMatch)) {
|
|
return start;
|
|
}
|
|
else if ((textPostMatch >= 0) && (patternMatch >= 0) && (textPostMatch == patternMatch)) {
|
|
return start - suf.length();
|
|
}
|
|
|
|
// should not get here
|
|
return start;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
|
|
int32_t
|
|
SimpleDateFormat::compareSimpleAffix(const UnicodeString& affix,
|
|
const UnicodeString& input,
|
|
int32_t pos) const {
|
|
int32_t start = pos;
|
|
for (int32_t i=0; i<affix.length(); ) {
|
|
UChar32 c = affix.char32At(i);
|
|
int32_t len = U16_LENGTH(c);
|
|
if (PatternProps::isWhiteSpace(c)) {
|
|
// We may have a pattern like: \u200F \u0020
|
|
// and input text like: \u200F \u0020
|
|
// Note that U+200F and U+0020 are Pattern_White_Space but only
|
|
// U+0020 is UWhiteSpace. So we have to first do a direct
|
|
// match of the run of Pattern_White_Space in the pattern,
|
|
// then match any extra characters.
|
|
UBool literalMatch = FALSE;
|
|
while (pos < input.length() &&
|
|
input.char32At(pos) == c) {
|
|
literalMatch = TRUE;
|
|
i += len;
|
|
pos += len;
|
|
if (i == affix.length()) {
|
|
break;
|
|
}
|
|
c = affix.char32At(i);
|
|
len = U16_LENGTH(c);
|
|
if (!PatternProps::isWhiteSpace(c)) {
|
|
break;
|
|
}
|
|
}
|
|
|
|
// Advance over run in pattern
|
|
i = skipPatternWhiteSpace(affix, i);
|
|
|
|
// Advance over run in input text
|
|
// Must see at least one white space char in input,
|
|
// unless we've already matched some characters literally.
|
|
int32_t s = pos;
|
|
pos = skipUWhiteSpace(input, pos);
|
|
if (pos == s && !literalMatch) {
|
|
return -1;
|
|
}
|
|
|
|
// If we skip UWhiteSpace in the input text, we need to skip it in the pattern.
|
|
// Otherwise, the previous lines may have skipped over text (such as U+00A0) that
|
|
// is also in the affix.
|
|
i = skipUWhiteSpace(affix, i);
|
|
} else {
|
|
if (pos < input.length() &&
|
|
input.char32At(pos) == c) {
|
|
i += len;
|
|
pos += len;
|
|
} else {
|
|
return -1;
|
|
}
|
|
}
|
|
}
|
|
return pos - start;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
|
|
int32_t
|
|
SimpleDateFormat::skipPatternWhiteSpace(const UnicodeString& text, int32_t pos) const {
|
|
const UChar* s = text.getBuffer();
|
|
return (int32_t)(PatternProps::skipWhiteSpace(s + pos, text.length() - pos) - s);
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
|
|
int32_t
|
|
SimpleDateFormat::skipUWhiteSpace(const UnicodeString& text, int32_t pos) const {
|
|
while (pos < text.length()) {
|
|
UChar32 c = text.char32At(pos);
|
|
if (!u_isUWhiteSpace(c)) {
|
|
break;
|
|
}
|
|
pos += U16_LENGTH(c);
|
|
}
|
|
return pos;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
|
|
// Lazy TimeZoneFormat instantiation, semantically const.
|
|
TimeZoneFormat *
|
|
SimpleDateFormat::tzFormat() const {
|
|
if (fTimeZoneFormat == NULL) {
|
|
umtx_lock(&LOCK);
|
|
{
|
|
if (fTimeZoneFormat == NULL) {
|
|
UErrorCode status = U_ZERO_ERROR;
|
|
TimeZoneFormat *tzfmt = TimeZoneFormat::createInstance(fLocale, status);
|
|
if (U_FAILURE(status)) {
|
|
return NULL;
|
|
}
|
|
|
|
const_cast<SimpleDateFormat *>(this)->fTimeZoneFormat = tzfmt;
|
|
}
|
|
}
|
|
umtx_unlock(&LOCK);
|
|
}
|
|
return fTimeZoneFormat;
|
|
}
|
|
|
|
void SimpleDateFormat::parsePattern() {
|
|
fHasMinute = FALSE;
|
|
fHasSecond = FALSE;
|
|
|
|
int len = fPattern.length();
|
|
UBool inQuote = FALSE;
|
|
for (int32_t i = 0; i < len; ++i) {
|
|
UChar ch = fPattern[i];
|
|
if (ch == QUOTE) {
|
|
inQuote = !inQuote;
|
|
}
|
|
if (!inQuote) {
|
|
if (ch == 0x6D) { // 0x6D == 'm'
|
|
fHasMinute = TRUE;
|
|
}
|
|
if (ch == 0x73) { // 0x73 == 's'
|
|
fHasSecond = TRUE;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
U_NAMESPACE_END
|
|
|
|
#endif /* #if !UCONFIG_NO_FORMATTING */
|
|
|
|
//eof
|