2641 lines
92 KiB
C++
2641 lines
92 KiB
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) 2007-2016, 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 DTPTNGEN.CPP
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*
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*******************************************************************************
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*/
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#include "unicode/utypes.h"
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#if !UCONFIG_NO_FORMATTING
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#include "unicode/datefmt.h"
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#include "unicode/decimfmt.h"
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#include "unicode/dtfmtsym.h"
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#include "unicode/dtptngen.h"
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#include "unicode/simpleformatter.h"
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#include "unicode/smpdtfmt.h"
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#include "unicode/udat.h"
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#include "unicode/udatpg.h"
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#include "unicode/uniset.h"
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#include "unicode/uloc.h"
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#include "unicode/ures.h"
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#include "unicode/ustring.h"
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#include "unicode/rep.h"
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#include "cpputils.h"
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#include "mutex.h"
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#include "umutex.h"
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#include "cmemory.h"
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#include "cstring.h"
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#include "locbased.h"
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#include "hash.h"
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#include "uhash.h"
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#include "uresimp.h"
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#include "dtptngen_impl.h"
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#include "ucln_in.h"
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#include "charstr.h"
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#include "uassert.h"
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#if U_CHARSET_FAMILY==U_EBCDIC_FAMILY
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/**
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* If we are on EBCDIC, use an iterator which will
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* traverse the bundles in ASCII order.
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*/
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#define U_USE_ASCII_BUNDLE_ITERATOR
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#define U_SORT_ASCII_BUNDLE_ITERATOR
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#endif
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#if defined(U_USE_ASCII_BUNDLE_ITERATOR)
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#include "unicode/ustring.h"
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#include "uarrsort.h"
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struct UResAEntry {
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UChar *key;
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UResourceBundle *item;
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};
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struct UResourceBundleAIterator {
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UResourceBundle *bund;
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UResAEntry *entries;
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int32_t num;
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int32_t cursor;
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};
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/* Must be C linkage to pass function pointer to the sort function */
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U_CDECL_BEGIN
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static int32_t U_CALLCONV
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ures_a_codepointSort(const void *context, const void *left, const void *right) {
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//CompareContext *cmp=(CompareContext *)context;
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return u_strcmp(((const UResAEntry *)left)->key,
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((const UResAEntry *)right)->key);
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}
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U_CDECL_END
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static void ures_a_open(UResourceBundleAIterator *aiter, UResourceBundle *bund, UErrorCode *status) {
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if(U_FAILURE(*status)) {
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return;
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}
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aiter->bund = bund;
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aiter->num = ures_getSize(aiter->bund);
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aiter->cursor = 0;
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#if !defined(U_SORT_ASCII_BUNDLE_ITERATOR)
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aiter->entries = NULL;
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#else
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aiter->entries = (UResAEntry*)uprv_malloc(sizeof(UResAEntry)*aiter->num);
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for(int i=0;i<aiter->num;i++) {
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aiter->entries[i].item = ures_getByIndex(aiter->bund, i, NULL, status);
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const char *akey = ures_getKey(aiter->entries[i].item);
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int32_t len = uprv_strlen(akey)+1;
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aiter->entries[i].key = (UChar*)uprv_malloc(len*sizeof(UChar));
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u_charsToUChars(akey, aiter->entries[i].key, len);
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}
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uprv_sortArray(aiter->entries, aiter->num, sizeof(UResAEntry), ures_a_codepointSort, NULL, TRUE, status);
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#endif
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}
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static void ures_a_close(UResourceBundleAIterator *aiter) {
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#if defined(U_SORT_ASCII_BUNDLE_ITERATOR)
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for(int i=0;i<aiter->num;i++) {
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uprv_free(aiter->entries[i].key);
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ures_close(aiter->entries[i].item);
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}
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#endif
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}
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static const UChar *ures_a_getNextString(UResourceBundleAIterator *aiter, int32_t *len, const char **key, UErrorCode *err) {
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#if !defined(U_SORT_ASCII_BUNDLE_ITERATOR)
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return ures_getNextString(aiter->bund, len, key, err);
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#else
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if(U_FAILURE(*err)) return NULL;
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UResourceBundle *item = aiter->entries[aiter->cursor].item;
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const UChar* ret = ures_getString(item, len, err);
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*key = ures_getKey(item);
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aiter->cursor++;
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return ret;
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#endif
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}
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#endif
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U_NAMESPACE_BEGIN
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// *****************************************************************************
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// class DateTimePatternGenerator
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// *****************************************************************************
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static const UChar Canonical_Items[] = {
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// GyQMwWEDFdaHmsSv
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CAP_G, LOW_Y, CAP_Q, CAP_M, LOW_W, CAP_W, CAP_E,
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CAP_D, CAP_F, LOW_D, LOW_A, // The UDATPG_x_FIELD constants and these fields have a different order than in ICU4J
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CAP_H, LOW_M, LOW_S, CAP_S, LOW_V, 0
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};
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static const dtTypeElem dtTypes[] = {
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// patternChar, field, type, minLen, weight
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{CAP_G, UDATPG_ERA_FIELD, DT_SHORT, 1, 3,},
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{CAP_G, UDATPG_ERA_FIELD, DT_LONG, 4, 0},
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{CAP_G, UDATPG_ERA_FIELD, DT_NARROW, 5, 0},
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{LOW_Y, UDATPG_YEAR_FIELD, DT_NUMERIC, 1, 20},
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{CAP_Y, UDATPG_YEAR_FIELD, DT_NUMERIC + DT_DELTA, 1, 20},
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{LOW_U, UDATPG_YEAR_FIELD, DT_NUMERIC + 2*DT_DELTA, 1, 20},
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{LOW_R, UDATPG_YEAR_FIELD, DT_NUMERIC + 3*DT_DELTA, 1, 20},
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{CAP_U, UDATPG_YEAR_FIELD, DT_SHORT, 1, 3},
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{CAP_U, UDATPG_YEAR_FIELD, DT_LONG, 4, 0},
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{CAP_U, UDATPG_YEAR_FIELD, DT_NARROW, 5, 0},
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{CAP_Q, UDATPG_QUARTER_FIELD, DT_NUMERIC, 1, 2},
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{CAP_Q, UDATPG_QUARTER_FIELD, DT_SHORT, 3, 0},
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{CAP_Q, UDATPG_QUARTER_FIELD, DT_LONG, 4, 0},
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{CAP_Q, UDATPG_QUARTER_FIELD, DT_NARROW, 5, 0},
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{LOW_Q, UDATPG_QUARTER_FIELD, DT_NUMERIC + DT_DELTA, 1, 2},
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{LOW_Q, UDATPG_QUARTER_FIELD, DT_SHORT - DT_DELTA, 3, 0},
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{LOW_Q, UDATPG_QUARTER_FIELD, DT_LONG - DT_DELTA, 4, 0},
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{LOW_Q, UDATPG_QUARTER_FIELD, DT_NARROW - DT_DELTA, 5, 0},
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{CAP_M, UDATPG_MONTH_FIELD, DT_NUMERIC, 1, 2},
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{CAP_M, UDATPG_MONTH_FIELD, DT_SHORT, 3, 0},
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{CAP_M, UDATPG_MONTH_FIELD, DT_LONG, 4, 0},
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{CAP_M, UDATPG_MONTH_FIELD, DT_NARROW, 5, 0},
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{CAP_L, UDATPG_MONTH_FIELD, DT_NUMERIC + DT_DELTA, 1, 2},
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{CAP_L, UDATPG_MONTH_FIELD, DT_SHORT - DT_DELTA, 3, 0},
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{CAP_L, UDATPG_MONTH_FIELD, DT_LONG - DT_DELTA, 4, 0},
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{CAP_L, UDATPG_MONTH_FIELD, DT_NARROW - DT_DELTA, 5, 0},
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{LOW_L, UDATPG_MONTH_FIELD, DT_NUMERIC + DT_DELTA, 1, 1},
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{LOW_W, UDATPG_WEEK_OF_YEAR_FIELD, DT_NUMERIC, 1, 2},
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{CAP_W, UDATPG_WEEK_OF_MONTH_FIELD, DT_NUMERIC, 1, 0},
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{CAP_E, UDATPG_WEEKDAY_FIELD, DT_SHORT, 1, 3},
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{CAP_E, UDATPG_WEEKDAY_FIELD, DT_LONG, 4, 0},
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{CAP_E, UDATPG_WEEKDAY_FIELD, DT_NARROW, 5, 0},
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{CAP_E, UDATPG_WEEKDAY_FIELD, DT_SHORTER, 6, 0},
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{LOW_C, UDATPG_WEEKDAY_FIELD, DT_NUMERIC + 2*DT_DELTA, 1, 2},
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{LOW_C, UDATPG_WEEKDAY_FIELD, DT_SHORT - 2*DT_DELTA, 3, 0},
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{LOW_C, UDATPG_WEEKDAY_FIELD, DT_LONG - 2*DT_DELTA, 4, 0},
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{LOW_C, UDATPG_WEEKDAY_FIELD, DT_NARROW - 2*DT_DELTA, 5, 0},
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{LOW_C, UDATPG_WEEKDAY_FIELD, DT_SHORTER - 2*DT_DELTA, 6, 0},
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{LOW_E, UDATPG_WEEKDAY_FIELD, DT_NUMERIC + DT_DELTA, 1, 2}, // LOW_E is currently not used in CLDR data, should not be canonical
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{LOW_E, UDATPG_WEEKDAY_FIELD, DT_SHORT - DT_DELTA, 3, 0},
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{LOW_E, UDATPG_WEEKDAY_FIELD, DT_LONG - DT_DELTA, 4, 0},
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{LOW_E, UDATPG_WEEKDAY_FIELD, DT_NARROW - DT_DELTA, 5, 0},
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{LOW_E, UDATPG_WEEKDAY_FIELD, DT_SHORTER - DT_DELTA, 6, 0},
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{LOW_D, UDATPG_DAY_FIELD, DT_NUMERIC, 1, 2},
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{LOW_G, UDATPG_DAY_FIELD, DT_NUMERIC + DT_DELTA, 1, 20}, // really internal use, so we don't care
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{CAP_D, UDATPG_DAY_OF_YEAR_FIELD, DT_NUMERIC, 1, 3},
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{CAP_F, UDATPG_DAY_OF_WEEK_IN_MONTH_FIELD, DT_NUMERIC, 1, 0},
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{LOW_A, UDATPG_DAYPERIOD_FIELD, DT_SHORT, 1, 3},
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{LOW_A, UDATPG_DAYPERIOD_FIELD, DT_LONG, 4, 0},
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{LOW_A, UDATPG_DAYPERIOD_FIELD, DT_NARROW, 5, 0},
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{LOW_B, UDATPG_DAYPERIOD_FIELD, DT_SHORT - DT_DELTA, 1, 3},
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{LOW_B, UDATPG_DAYPERIOD_FIELD, DT_LONG - DT_DELTA, 4, 0},
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{LOW_B, UDATPG_DAYPERIOD_FIELD, DT_NARROW - DT_DELTA, 5, 0},
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// b needs to be closer to a than to B, so we make this 3*DT_DELTA
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{CAP_B, UDATPG_DAYPERIOD_FIELD, DT_SHORT - 3*DT_DELTA, 1, 3},
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{CAP_B, UDATPG_DAYPERIOD_FIELD, DT_LONG - 3*DT_DELTA, 4, 0},
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{CAP_B, UDATPG_DAYPERIOD_FIELD, DT_NARROW - 3*DT_DELTA, 5, 0},
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{CAP_H, UDATPG_HOUR_FIELD, DT_NUMERIC + 10*DT_DELTA, 1, 2}, // 24 hour
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{LOW_K, UDATPG_HOUR_FIELD, DT_NUMERIC + 11*DT_DELTA, 1, 2}, // 24 hour
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{LOW_H, UDATPG_HOUR_FIELD, DT_NUMERIC, 1, 2}, // 12 hour
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{CAP_K, UDATPG_HOUR_FIELD, DT_NUMERIC + DT_DELTA, 1, 2}, // 12 hour
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// The C code has had versions of the following 3, keep & update. Should not need these, but...
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// Without these, certain tests using e.g. staticGetSkeleton fail because j/J in patterns
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// get skipped instead of mapped to the right hour chars, for example in
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// DateFormatTest::TestPatternFromSkeleton
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// IntlTestDateTimePatternGeneratorAPI:: testStaticGetSkeleton
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// DateIntervalFormatTest::testTicket11985
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// Need to investigate better handling of jJC replacement e.g. in staticGetSkeleton.
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{CAP_J, UDATPG_HOUR_FIELD, DT_NUMERIC + 5*DT_DELTA, 1, 2}, // 12/24 hour no AM/PM
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{LOW_J, UDATPG_HOUR_FIELD, DT_NUMERIC + 6*DT_DELTA, 1, 6}, // 12/24 hour
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{CAP_C, UDATPG_HOUR_FIELD, DT_NUMERIC + 7*DT_DELTA, 1, 6}, // 12/24 hour with preferred dayPeriods for 12
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{LOW_M, UDATPG_MINUTE_FIELD, DT_NUMERIC, 1, 2},
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{LOW_S, UDATPG_SECOND_FIELD, DT_NUMERIC, 1, 2},
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{CAP_A, UDATPG_SECOND_FIELD, DT_NUMERIC + DT_DELTA, 1, 1000},
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{CAP_S, UDATPG_FRACTIONAL_SECOND_FIELD, DT_NUMERIC, 1, 1000},
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{LOW_V, UDATPG_ZONE_FIELD, DT_SHORT - 2*DT_DELTA, 1, 0},
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{LOW_V, UDATPG_ZONE_FIELD, DT_LONG - 2*DT_DELTA, 4, 0},
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{LOW_Z, UDATPG_ZONE_FIELD, DT_SHORT, 1, 3},
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{LOW_Z, UDATPG_ZONE_FIELD, DT_LONG, 4, 0},
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{CAP_Z, UDATPG_ZONE_FIELD, DT_NARROW - DT_DELTA, 1, 3},
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{CAP_Z, UDATPG_ZONE_FIELD, DT_LONG - DT_DELTA, 4, 0},
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{CAP_Z, UDATPG_ZONE_FIELD, DT_SHORT - DT_DELTA, 5, 0},
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{CAP_O, UDATPG_ZONE_FIELD, DT_SHORT - DT_DELTA, 1, 0},
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{CAP_O, UDATPG_ZONE_FIELD, DT_LONG - DT_DELTA, 4, 0},
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{CAP_V, UDATPG_ZONE_FIELD, DT_SHORT - DT_DELTA, 1, 0},
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{CAP_V, UDATPG_ZONE_FIELD, DT_LONG - DT_DELTA, 2, 0},
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{CAP_V, UDATPG_ZONE_FIELD, DT_LONG-1 - DT_DELTA, 3, 0},
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{CAP_V, UDATPG_ZONE_FIELD, DT_LONG-2 - DT_DELTA, 4, 0},
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{CAP_X, UDATPG_ZONE_FIELD, DT_NARROW - DT_DELTA, 1, 0},
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{CAP_X, UDATPG_ZONE_FIELD, DT_SHORT - DT_DELTA, 2, 0},
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{CAP_X, UDATPG_ZONE_FIELD, DT_LONG - DT_DELTA, 4, 0},
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{LOW_X, UDATPG_ZONE_FIELD, DT_NARROW - DT_DELTA, 1, 0},
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{LOW_X, UDATPG_ZONE_FIELD, DT_SHORT - DT_DELTA, 2, 0},
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{LOW_X, UDATPG_ZONE_FIELD, DT_LONG - DT_DELTA, 4, 0},
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{0, UDATPG_FIELD_COUNT, 0, 0, 0} , // last row of dtTypes[]
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};
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static const char* const CLDR_FIELD_APPEND[] = {
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"Era", "Year", "Quarter", "Month", "Week", "*", "Day-Of-Week",
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"*", "*", "Day", "*", // The UDATPG_x_FIELD constants and these fields have a different order than in ICU4J
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"Hour", "Minute", "Second", "*", "Timezone"
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};
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static const char* const CLDR_FIELD_NAME[UDATPG_FIELD_COUNT] = {
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"era", "year", "quarter", "month", "week", "weekOfMonth", "weekday",
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"dayOfYear", "weekdayOfMonth", "day", "dayperiod", // The UDATPG_x_FIELD constants and these fields have a different order than in ICU4J
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"hour", "minute", "second", "*", "zone"
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};
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static const char* const CLDR_FIELD_WIDTH[] = { // [UDATPG_WIDTH_COUNT]
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"", "-short", "-narrow"
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};
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// TODO(ticket:13619): remove when definition uncommented in dtptngen.h.
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static const int32_t UDATPG_WIDTH_COUNT = UDATPG_NARROW + 1;
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static constexpr UDateTimePGDisplayWidth UDATPG_WIDTH_APPENDITEM = UDATPG_WIDE;
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static constexpr int32_t UDATPG_FIELD_KEY_MAX = 24; // max length of CLDR field tag (type + width)
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// For appendItems
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static const UChar UDATPG_ItemFormat[]= {0x7B, 0x30, 0x7D, 0x20, 0x251C, 0x7B, 0x32, 0x7D, 0x3A,
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0x20, 0x7B, 0x31, 0x7D, 0x2524, 0}; // {0} \u251C{2}: {1}\u2524
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//static const UChar repeatedPatterns[6]={CAP_G, CAP_E, LOW_Z, LOW_V, CAP_Q, 0}; // "GEzvQ"
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static const char DT_DateTimePatternsTag[]="DateTimePatterns";
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static const char DT_DateTimeCalendarTag[]="calendar";
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static const char DT_DateTimeGregorianTag[]="gregorian";
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static const char DT_DateTimeAppendItemsTag[]="appendItems";
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static const char DT_DateTimeFieldsTag[]="fields";
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static const char DT_DateTimeAvailableFormatsTag[]="availableFormats";
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//static const UnicodeString repeatedPattern=UnicodeString(repeatedPatterns);
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UOBJECT_DEFINE_RTTI_IMPLEMENTATION(DateTimePatternGenerator)
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UOBJECT_DEFINE_RTTI_IMPLEMENTATION(DTSkeletonEnumeration)
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UOBJECT_DEFINE_RTTI_IMPLEMENTATION(DTRedundantEnumeration)
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DateTimePatternGenerator* U_EXPORT2
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DateTimePatternGenerator::createInstance(UErrorCode& status) {
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return createInstance(Locale::getDefault(), status);
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}
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DateTimePatternGenerator* U_EXPORT2
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DateTimePatternGenerator::createInstance(const Locale& locale, UErrorCode& status) {
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if (U_FAILURE(status)) {
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return NULL;
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}
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LocalPointer<DateTimePatternGenerator> result(
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new DateTimePatternGenerator(locale, status), status);
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return U_SUCCESS(status) ? result.orphan() : NULL;
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}
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DateTimePatternGenerator* U_EXPORT2
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DateTimePatternGenerator::createEmptyInstance(UErrorCode& status) {
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DateTimePatternGenerator *result = new DateTimePatternGenerator(status);
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if (result == NULL) {
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status = U_MEMORY_ALLOCATION_ERROR;
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}
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if (U_FAILURE(status)) {
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delete result;
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result = NULL;
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}
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return result;
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}
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DateTimePatternGenerator::DateTimePatternGenerator(UErrorCode &status) :
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skipMatcher(NULL),
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fAvailableFormatKeyHash(NULL)
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{
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fp = new FormatParser();
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dtMatcher = new DateTimeMatcher();
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distanceInfo = new DistanceInfo();
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patternMap = new PatternMap();
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if (fp == NULL || dtMatcher == NULL || distanceInfo == NULL || patternMap == NULL) {
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status = U_MEMORY_ALLOCATION_ERROR;
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}
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}
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DateTimePatternGenerator::DateTimePatternGenerator(const Locale& locale, UErrorCode &status) :
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skipMatcher(NULL),
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fAvailableFormatKeyHash(NULL)
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{
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fp = new FormatParser();
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dtMatcher = new DateTimeMatcher();
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distanceInfo = new DistanceInfo();
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patternMap = new PatternMap();
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if (fp == NULL || dtMatcher == NULL || distanceInfo == NULL || patternMap == NULL) {
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status = U_MEMORY_ALLOCATION_ERROR;
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}
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else {
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initData(locale, status);
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}
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}
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DateTimePatternGenerator::DateTimePatternGenerator(const DateTimePatternGenerator& other) :
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UObject(),
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skipMatcher(NULL),
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fAvailableFormatKeyHash(NULL)
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{
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fp = new FormatParser();
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dtMatcher = new DateTimeMatcher();
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distanceInfo = new DistanceInfo();
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patternMap = new PatternMap();
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*this=other;
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}
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DateTimePatternGenerator&
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DateTimePatternGenerator::operator=(const DateTimePatternGenerator& other) {
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// reflexive case
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if (&other == this) {
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return *this;
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}
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pLocale = other.pLocale;
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fDefaultHourFormatChar = other.fDefaultHourFormatChar;
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*fp = *(other.fp);
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dtMatcher->copyFrom(other.dtMatcher->skeleton);
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*distanceInfo = *(other.distanceInfo);
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dateTimeFormat = other.dateTimeFormat;
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decimal = other.decimal;
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// NUL-terminate for the C API.
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dateTimeFormat.getTerminatedBuffer();
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decimal.getTerminatedBuffer();
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delete skipMatcher;
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if ( other.skipMatcher == NULL ) {
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skipMatcher = NULL;
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}
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else {
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skipMatcher = new DateTimeMatcher(*other.skipMatcher);
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}
|
|
for (int32_t i=0; i< UDATPG_FIELD_COUNT; ++i ) {
|
|
appendItemFormats[i] = other.appendItemFormats[i];
|
|
appendItemFormats[i].getTerminatedBuffer(); // NUL-terminate for the C API.
|
|
for (int32_t j=0; j< UDATPG_WIDTH_COUNT; ++j ) {
|
|
fieldDisplayNames[i][j] = other.fieldDisplayNames[i][j];
|
|
fieldDisplayNames[i][j].getTerminatedBuffer(); // NUL-terminate for the C API.
|
|
}
|
|
}
|
|
UErrorCode status = U_ZERO_ERROR;
|
|
patternMap->copyFrom(*other.patternMap, status);
|
|
copyHashtable(other.fAvailableFormatKeyHash, status);
|
|
return *this;
|
|
}
|
|
|
|
|
|
UBool
|
|
DateTimePatternGenerator::operator==(const DateTimePatternGenerator& other) const {
|
|
if (this == &other) {
|
|
return TRUE;
|
|
}
|
|
if ((pLocale==other.pLocale) && (patternMap->equals(*other.patternMap)) &&
|
|
(dateTimeFormat==other.dateTimeFormat) && (decimal==other.decimal)) {
|
|
for ( int32_t i=0 ; i<UDATPG_FIELD_COUNT; ++i ) {
|
|
if (appendItemFormats[i] != other.appendItemFormats[i]) {
|
|
return FALSE;
|
|
}
|
|
for (int32_t j=0; j< UDATPG_WIDTH_COUNT; ++j ) {
|
|
if (fieldDisplayNames[i][j] != other.fieldDisplayNames[i][j]) {
|
|
return FALSE;
|
|
}
|
|
}
|
|
}
|
|
return TRUE;
|
|
}
|
|
else {
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
UBool
|
|
DateTimePatternGenerator::operator!=(const DateTimePatternGenerator& other) const {
|
|
return !operator==(other);
|
|
}
|
|
|
|
DateTimePatternGenerator::~DateTimePatternGenerator() {
|
|
if (fAvailableFormatKeyHash!=NULL) {
|
|
delete fAvailableFormatKeyHash;
|
|
}
|
|
|
|
if (fp != NULL) delete fp;
|
|
if (dtMatcher != NULL) delete dtMatcher;
|
|
if (distanceInfo != NULL) delete distanceInfo;
|
|
if (patternMap != NULL) delete patternMap;
|
|
if (skipMatcher != NULL) delete skipMatcher;
|
|
}
|
|
|
|
namespace {
|
|
|
|
UInitOnce initOnce = U_INITONCE_INITIALIZER;
|
|
UHashtable *localeToAllowedHourFormatsMap = NULL;
|
|
|
|
// Value deleter for hashmap.
|
|
U_CFUNC void U_CALLCONV deleteAllowedHourFormats(void *ptr) {
|
|
uprv_free(ptr);
|
|
}
|
|
|
|
// Close hashmap at cleanup.
|
|
U_CFUNC UBool U_CALLCONV allowedHourFormatsCleanup() {
|
|
uhash_close(localeToAllowedHourFormatsMap);
|
|
return TRUE;
|
|
}
|
|
|
|
enum AllowedHourFormat{
|
|
ALLOWED_HOUR_FORMAT_UNKNOWN = -1,
|
|
ALLOWED_HOUR_FORMAT_h,
|
|
ALLOWED_HOUR_FORMAT_H,
|
|
ALLOWED_HOUR_FORMAT_hb,
|
|
ALLOWED_HOUR_FORMAT_Hb,
|
|
ALLOWED_HOUR_FORMAT_hB,
|
|
ALLOWED_HOUR_FORMAT_HB
|
|
};
|
|
|
|
} // namespace
|
|
|
|
void
|
|
DateTimePatternGenerator::initData(const Locale& locale, UErrorCode &status) {
|
|
//const char *baseLangName = locale.getBaseName(); // unused
|
|
|
|
skipMatcher = NULL;
|
|
fAvailableFormatKeyHash=NULL;
|
|
addCanonicalItems(status);
|
|
addICUPatterns(locale, status);
|
|
addCLDRData(locale, status);
|
|
setDateTimeFromCalendar(locale, status);
|
|
setDecimalSymbols(locale, status);
|
|
umtx_initOnce(initOnce, loadAllowedHourFormatsData, status);
|
|
getAllowedHourFormats(locale, status);
|
|
} // DateTimePatternGenerator::initData
|
|
|
|
namespace {
|
|
|
|
struct AllowedHourFormatsSink : public ResourceSink {
|
|
// Initialize sub-sinks.
|
|
AllowedHourFormatsSink() {}
|
|
virtual ~AllowedHourFormatsSink();
|
|
|
|
virtual void put(const char *key, ResourceValue &value, UBool /*noFallback*/,
|
|
UErrorCode &errorCode) {
|
|
ResourceTable timeData = value.getTable(errorCode);
|
|
if (U_FAILURE(errorCode)) { return; }
|
|
for (int32_t i = 0; timeData.getKeyAndValue(i, key, value); ++i) {
|
|
const char *regionOrLocale = key;
|
|
ResourceTable formatList = value.getTable(errorCode);
|
|
if (U_FAILURE(errorCode)) { return; }
|
|
for (int32_t j = 0; formatList.getKeyAndValue(j, key, value); ++j) {
|
|
if (uprv_strcmp(key, "allowed") == 0) { // Ignore "preferred" list.
|
|
LocalMemory<int32_t> list;
|
|
int32_t length;
|
|
if (value.getType() == URES_STRING) {
|
|
if (list.allocateInsteadAndReset(2) == NULL) {
|
|
errorCode = U_MEMORY_ALLOCATION_ERROR;
|
|
return;
|
|
}
|
|
list[0] = getHourFormatFromUnicodeString(value.getUnicodeString(errorCode));
|
|
length = 1;
|
|
}
|
|
else {
|
|
ResourceArray allowedFormats = value.getArray(errorCode);
|
|
length = allowedFormats.getSize();
|
|
if (list.allocateInsteadAndReset(length + 1) == NULL) {
|
|
errorCode = U_MEMORY_ALLOCATION_ERROR;
|
|
return;
|
|
}
|
|
for (int32_t k = 0; k < length; ++k) {
|
|
allowedFormats.getValue(k, value);
|
|
list[k] = getHourFormatFromUnicodeString(value.getUnicodeString(errorCode));
|
|
}
|
|
}
|
|
list[length] = ALLOWED_HOUR_FORMAT_UNKNOWN;
|
|
uhash_put(localeToAllowedHourFormatsMap,
|
|
const_cast<char *>(regionOrLocale), list.orphan(), &errorCode);
|
|
if (U_FAILURE(errorCode)) { return; }
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
AllowedHourFormat getHourFormatFromUnicodeString(const UnicodeString &s) {
|
|
if (s.length() == 1) {
|
|
if (s[0] == LOW_H) { return ALLOWED_HOUR_FORMAT_h; }
|
|
if (s[0] == CAP_H) { return ALLOWED_HOUR_FORMAT_H; }
|
|
} else if (s.length() == 2) {
|
|
if (s[0] == LOW_H && s[1] == LOW_B) { return ALLOWED_HOUR_FORMAT_hb; }
|
|
if (s[0] == CAP_H && s[1] == LOW_B) { return ALLOWED_HOUR_FORMAT_Hb; }
|
|
if (s[0] == LOW_H && s[1] == CAP_B) { return ALLOWED_HOUR_FORMAT_hB; }
|
|
if (s[0] == CAP_H && s[1] == CAP_B) { return ALLOWED_HOUR_FORMAT_HB; }
|
|
}
|
|
|
|
return ALLOWED_HOUR_FORMAT_UNKNOWN;
|
|
}
|
|
};
|
|
|
|
} // namespace
|
|
|
|
AllowedHourFormatsSink::~AllowedHourFormatsSink() {}
|
|
|
|
U_CFUNC void U_CALLCONV DateTimePatternGenerator::loadAllowedHourFormatsData(UErrorCode &status) {
|
|
if (U_FAILURE(status)) { return; }
|
|
localeToAllowedHourFormatsMap = uhash_open(
|
|
uhash_hashChars, uhash_compareChars, NULL, &status);
|
|
uhash_setValueDeleter(localeToAllowedHourFormatsMap, deleteAllowedHourFormats);
|
|
LocalUResourceBundlePointer rb(ures_openDirect(NULL, "supplementalData", &status));
|
|
|
|
AllowedHourFormatsSink sink;
|
|
// TODO: Currently in the enumeration each table allocates a new array.
|
|
// Try to reduce the number of memory allocations. Consider storing a
|
|
// UVector32 with the concatenation of all of the sub-arrays, put the start index
|
|
// into the hashmap, store 6 single-value sub-arrays right at the beginning of the
|
|
// vector (at index enum*2) for easy data sharing, copy sub-arrays into runtime
|
|
// object. Remember to clean up the vector, too.
|
|
ures_getAllItemsWithFallback(rb.getAlias(), "timeData", sink, status);
|
|
|
|
ucln_i18n_registerCleanup(UCLN_I18N_ALLOWED_HOUR_FORMATS, allowedHourFormatsCleanup);
|
|
}
|
|
|
|
void DateTimePatternGenerator::getAllowedHourFormats(const Locale &locale, UErrorCode &status) {
|
|
if (U_FAILURE(status)) { return; }
|
|
const char *localeID = locale.getName();
|
|
char maxLocaleID[ULOC_FULLNAME_CAPACITY];
|
|
int32_t length = uloc_addLikelySubtags(localeID, maxLocaleID, ULOC_FULLNAME_CAPACITY, &status);
|
|
if (U_FAILURE(status)) {
|
|
return;
|
|
} else if (length == ULOC_FULLNAME_CAPACITY) { // no room for NUL
|
|
status = U_BUFFER_OVERFLOW_ERROR;
|
|
return;
|
|
}
|
|
Locale maxLocale = Locale(maxLocaleID);
|
|
|
|
const char *country = maxLocale.getCountry();
|
|
if (*country == '\0') { country = "001"; }
|
|
const char *language = maxLocale.getLanguage();
|
|
|
|
CharString langCountry;
|
|
langCountry.append(language, uprv_strlen(language), status);
|
|
langCountry.append('_', status);
|
|
langCountry.append(country, uprv_strlen(country), status);
|
|
|
|
int32_t *allowedFormats;
|
|
allowedFormats = (int32_t *)uhash_get(localeToAllowedHourFormatsMap, langCountry.data());
|
|
if (allowedFormats == NULL) {
|
|
allowedFormats = (int32_t *)uhash_get(localeToAllowedHourFormatsMap, const_cast<char *>(country));
|
|
}
|
|
|
|
if (allowedFormats != NULL) { // Lookup is successful
|
|
for (int32_t i = 0; i < UPRV_LENGTHOF(fAllowedHourFormats); ++i) {
|
|
fAllowedHourFormats[i] = allowedFormats[i];
|
|
if (allowedFormats[i] == ALLOWED_HOUR_FORMAT_UNKNOWN) {
|
|
break;
|
|
}
|
|
}
|
|
} else { // Lookup failed, twice
|
|
fAllowedHourFormats[0] = ALLOWED_HOUR_FORMAT_H;
|
|
fAllowedHourFormats[1] = ALLOWED_HOUR_FORMAT_UNKNOWN;
|
|
}
|
|
}
|
|
|
|
UnicodeString
|
|
DateTimePatternGenerator::getSkeleton(const UnicodeString& pattern, UErrorCode&
|
|
/*status*/) {
|
|
FormatParser fp;
|
|
DateTimeMatcher matcher;
|
|
PtnSkeleton localSkeleton;
|
|
matcher.set(pattern, &fp, localSkeleton);
|
|
return localSkeleton.getSkeleton();
|
|
}
|
|
|
|
UnicodeString
|
|
DateTimePatternGenerator::staticGetSkeleton(
|
|
const UnicodeString& pattern, UErrorCode& /*status*/) {
|
|
FormatParser fp;
|
|
DateTimeMatcher matcher;
|
|
PtnSkeleton localSkeleton;
|
|
matcher.set(pattern, &fp, localSkeleton);
|
|
return localSkeleton.getSkeleton();
|
|
}
|
|
|
|
UnicodeString
|
|
DateTimePatternGenerator::getBaseSkeleton(const UnicodeString& pattern, UErrorCode& /*status*/) {
|
|
FormatParser fp;
|
|
DateTimeMatcher matcher;
|
|
PtnSkeleton localSkeleton;
|
|
matcher.set(pattern, &fp, localSkeleton);
|
|
return localSkeleton.getBaseSkeleton();
|
|
}
|
|
|
|
UnicodeString
|
|
DateTimePatternGenerator::staticGetBaseSkeleton(
|
|
const UnicodeString& pattern, UErrorCode& /*status*/) {
|
|
FormatParser fp;
|
|
DateTimeMatcher matcher;
|
|
PtnSkeleton localSkeleton;
|
|
matcher.set(pattern, &fp, localSkeleton);
|
|
return localSkeleton.getBaseSkeleton();
|
|
}
|
|
|
|
void
|
|
DateTimePatternGenerator::addICUPatterns(const Locale& locale, UErrorCode& status) {
|
|
if (U_FAILURE(status)) { return; }
|
|
UnicodeString dfPattern;
|
|
UnicodeString conflictingString;
|
|
DateFormat* df;
|
|
|
|
// Load with ICU patterns
|
|
for (int32_t i=DateFormat::kFull; i<=DateFormat::kShort; i++) {
|
|
DateFormat::EStyle style = (DateFormat::EStyle)i;
|
|
df = DateFormat::createDateInstance(style, locale);
|
|
SimpleDateFormat* sdf;
|
|
if (df != NULL && (sdf = dynamic_cast<SimpleDateFormat*>(df)) != NULL) {
|
|
sdf->toPattern(dfPattern);
|
|
addPattern(dfPattern, FALSE, conflictingString, status);
|
|
}
|
|
// TODO Maybe we should return an error when the date format isn't simple.
|
|
delete df;
|
|
if (U_FAILURE(status)) { return; }
|
|
|
|
df = DateFormat::createTimeInstance(style, locale);
|
|
if (df != NULL && (sdf = dynamic_cast<SimpleDateFormat*>(df)) != NULL) {
|
|
sdf->toPattern(dfPattern);
|
|
addPattern(dfPattern, FALSE, conflictingString, status);
|
|
|
|
// TODO: C++ and Java are inconsistent (see #12568).
|
|
// C++ uses MEDIUM, but Java uses SHORT.
|
|
if ( i==DateFormat::kShort && !dfPattern.isEmpty() ) {
|
|
consumeShortTimePattern(dfPattern, status);
|
|
}
|
|
}
|
|
// TODO Maybe we should return an error when the date format isn't simple.
|
|
delete df;
|
|
if (U_FAILURE(status)) { return; }
|
|
}
|
|
}
|
|
|
|
void
|
|
DateTimePatternGenerator::hackTimes(const UnicodeString& hackPattern, UErrorCode& status) {
|
|
UnicodeString conflictingString;
|
|
|
|
fp->set(hackPattern);
|
|
UnicodeString mmss;
|
|
UBool gotMm=FALSE;
|
|
for (int32_t i=0; i<fp->itemNumber; ++i) {
|
|
UnicodeString field = fp->items[i];
|
|
if ( fp->isQuoteLiteral(field) ) {
|
|
if ( gotMm ) {
|
|
UnicodeString quoteLiteral;
|
|
fp->getQuoteLiteral(quoteLiteral, &i);
|
|
mmss += quoteLiteral;
|
|
}
|
|
}
|
|
else {
|
|
if (fp->isPatternSeparator(field) && gotMm) {
|
|
mmss+=field;
|
|
}
|
|
else {
|
|
UChar ch=field.charAt(0);
|
|
if (ch==LOW_M) {
|
|
gotMm=TRUE;
|
|
mmss+=field;
|
|
}
|
|
else {
|
|
if (ch==LOW_S) {
|
|
if (!gotMm) {
|
|
break;
|
|
}
|
|
mmss+= field;
|
|
addPattern(mmss, FALSE, conflictingString, status);
|
|
break;
|
|
}
|
|
else {
|
|
if (gotMm || ch==LOW_Z || ch==CAP_Z || ch==LOW_V || ch==CAP_V) {
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
#define ULOC_LOCALE_IDENTIFIER_CAPACITY (ULOC_FULLNAME_CAPACITY + 1 + ULOC_KEYWORD_AND_VALUES_CAPACITY)
|
|
|
|
static const UChar hourFormatChars[] = { CAP_H, LOW_H, CAP_K, LOW_K, 0 }; // HhKk, the hour format characters
|
|
|
|
void
|
|
DateTimePatternGenerator::getCalendarTypeToUse(const Locale& locale, CharString& destination, UErrorCode& err) {
|
|
destination.clear().append(DT_DateTimeGregorianTag, -1, err); // initial default
|
|
if ( U_SUCCESS(err) ) {
|
|
char localeWithCalendarKey[ULOC_LOCALE_IDENTIFIER_CAPACITY];
|
|
// obtain a locale that always has the calendar key value that should be used
|
|
ures_getFunctionalEquivalent(
|
|
localeWithCalendarKey,
|
|
ULOC_LOCALE_IDENTIFIER_CAPACITY,
|
|
NULL,
|
|
"calendar",
|
|
"calendar",
|
|
locale.getName(),
|
|
NULL,
|
|
FALSE,
|
|
&err);
|
|
localeWithCalendarKey[ULOC_LOCALE_IDENTIFIER_CAPACITY-1] = 0; // ensure null termination
|
|
// now get the calendar key value from that locale
|
|
char calendarType[ULOC_KEYWORDS_CAPACITY];
|
|
int32_t calendarTypeLen = uloc_getKeywordValue(
|
|
localeWithCalendarKey,
|
|
"calendar",
|
|
calendarType,
|
|
ULOC_KEYWORDS_CAPACITY,
|
|
&err);
|
|
if (U_SUCCESS(err) && calendarTypeLen < ULOC_KEYWORDS_CAPACITY) {
|
|
destination.clear().append(calendarType, -1, err);
|
|
if (U_FAILURE(err)) { return; }
|
|
}
|
|
err = U_ZERO_ERROR;
|
|
}
|
|
}
|
|
|
|
void
|
|
DateTimePatternGenerator::consumeShortTimePattern(const UnicodeString& shortTimePattern,
|
|
UErrorCode& status) {
|
|
|
|
// set fDefaultHourFormatChar to the hour format character from this pattern
|
|
int32_t tfIdx, tfLen = shortTimePattern.length();
|
|
UBool ignoreChars = FALSE;
|
|
for (tfIdx = 0; tfIdx < tfLen; tfIdx++) {
|
|
UChar tfChar = shortTimePattern.charAt(tfIdx);
|
|
if ( tfChar == SINGLE_QUOTE ) {
|
|
ignoreChars = !ignoreChars; // toggle (handle quoted literals & '' for single quote)
|
|
} else if ( !ignoreChars && u_strchr(hourFormatChars, tfChar) != NULL ) {
|
|
fDefaultHourFormatChar = tfChar;
|
|
break;
|
|
}
|
|
}
|
|
|
|
// HACK for hh:ss
|
|
hackTimes(shortTimePattern, status);
|
|
}
|
|
|
|
struct DateTimePatternGenerator::AppendItemFormatsSink : public ResourceSink {
|
|
|
|
// Destination for data, modified via setters.
|
|
DateTimePatternGenerator& dtpg;
|
|
|
|
AppendItemFormatsSink(DateTimePatternGenerator& _dtpg) : dtpg(_dtpg) {}
|
|
virtual ~AppendItemFormatsSink();
|
|
|
|
virtual void put(const char *key, ResourceValue &value, UBool /*noFallback*/,
|
|
UErrorCode &errorCode) {
|
|
ResourceTable itemsTable = value.getTable(errorCode);
|
|
if (U_FAILURE(errorCode)) { return; }
|
|
for (int32_t i = 0; itemsTable.getKeyAndValue(i, key, value); ++i) {
|
|
UDateTimePatternField field = dtpg.getAppendFormatNumber(key);
|
|
if (field == UDATPG_FIELD_COUNT) { continue; }
|
|
const UnicodeString& valueStr = value.getUnicodeString(errorCode);
|
|
if (dtpg.getAppendItemFormat(field).isEmpty() && !valueStr.isEmpty()) {
|
|
dtpg.setAppendItemFormat(field, valueStr);
|
|
}
|
|
}
|
|
}
|
|
|
|
void fillInMissing() {
|
|
UnicodeString defaultItemFormat(TRUE, UDATPG_ItemFormat, UPRV_LENGTHOF(UDATPG_ItemFormat)-1); // Read-only alias.
|
|
for (int32_t i = 0; i < UDATPG_FIELD_COUNT; i++) {
|
|
UDateTimePatternField field = (UDateTimePatternField)i;
|
|
if (dtpg.getAppendItemFormat(field).isEmpty()) {
|
|
dtpg.setAppendItemFormat(field, defaultItemFormat);
|
|
}
|
|
}
|
|
}
|
|
};
|
|
|
|
struct DateTimePatternGenerator::AppendItemNamesSink : public ResourceSink {
|
|
|
|
// Destination for data, modified via setters.
|
|
DateTimePatternGenerator& dtpg;
|
|
|
|
AppendItemNamesSink(DateTimePatternGenerator& _dtpg) : dtpg(_dtpg) {}
|
|
virtual ~AppendItemNamesSink();
|
|
|
|
virtual void put(const char *key, ResourceValue &value, UBool /*noFallback*/,
|
|
UErrorCode &errorCode) {
|
|
ResourceTable itemsTable = value.getTable(errorCode);
|
|
if (U_FAILURE(errorCode)) { return; }
|
|
for (int32_t i = 0; itemsTable.getKeyAndValue(i, key, value); ++i) {
|
|
UDateTimePGDisplayWidth width;
|
|
UDateTimePatternField field = dtpg.getFieldAndWidthIndices(key, &width);
|
|
if (field == UDATPG_FIELD_COUNT) { continue; }
|
|
ResourceTable detailsTable = value.getTable(errorCode);
|
|
if (U_FAILURE(errorCode)) { return; }
|
|
for (int32_t j = 0; detailsTable.getKeyAndValue(j, key, value); ++j) {
|
|
if (uprv_strcmp(key, "dn") != 0) { continue; }
|
|
const UnicodeString& valueStr = value.getUnicodeString(errorCode);
|
|
if (dtpg.getFieldDisplayName(field,width).isEmpty() && !valueStr.isEmpty()) {
|
|
dtpg.setFieldDisplayName(field,width,valueStr);
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
void fillInMissing() {
|
|
for (int32_t i = 0; i < UDATPG_FIELD_COUNT; i++) {
|
|
UnicodeString& valueStr = dtpg.getMutableFieldDisplayName((UDateTimePatternField)i, UDATPG_WIDE);
|
|
if (valueStr.isEmpty()) {
|
|
valueStr = CAP_F;
|
|
U_ASSERT(i < 20);
|
|
if (i < 10) {
|
|
// F0, F1, ..., F9
|
|
valueStr += (UChar)(i+0x30);
|
|
} else {
|
|
// F10, F11, ...
|
|
valueStr += (UChar)0x31;
|
|
valueStr += (UChar)(i-10 + 0x30);
|
|
}
|
|
// NUL-terminate for the C API.
|
|
valueStr.getTerminatedBuffer();
|
|
}
|
|
for (int32_t j = 1; j < UDATPG_WIDTH_COUNT; j++) {
|
|
UnicodeString& valueStr = dtpg.getMutableFieldDisplayName((UDateTimePatternField)i, (UDateTimePGDisplayWidth)j);
|
|
if (valueStr.isEmpty()) {
|
|
valueStr = dtpg.getFieldDisplayName((UDateTimePatternField)i, (UDateTimePGDisplayWidth)(j-1));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
};
|
|
|
|
struct DateTimePatternGenerator::AvailableFormatsSink : public ResourceSink {
|
|
|
|
// Destination for data, modified via setters.
|
|
DateTimePatternGenerator& dtpg;
|
|
|
|
// Temporary variable, required for calling addPatternWithSkeleton.
|
|
UnicodeString conflictingPattern;
|
|
|
|
AvailableFormatsSink(DateTimePatternGenerator& _dtpg) : dtpg(_dtpg) {}
|
|
virtual ~AvailableFormatsSink();
|
|
|
|
virtual void put(const char *key, ResourceValue &value, UBool isRoot,
|
|
UErrorCode &errorCode) {
|
|
ResourceTable itemsTable = value.getTable(errorCode);
|
|
if (U_FAILURE(errorCode)) { return; }
|
|
for (int32_t i = 0; itemsTable.getKeyAndValue(i, key, value); ++i) {
|
|
const UnicodeString formatKey(key, -1, US_INV);
|
|
if (!dtpg.isAvailableFormatSet(formatKey) ) {
|
|
dtpg.setAvailableFormat(formatKey, errorCode);
|
|
// Add pattern with its associated skeleton. Override any duplicate
|
|
// derived from std patterns, but not a previous availableFormats entry:
|
|
const UnicodeString& formatValue = value.getUnicodeString(errorCode);
|
|
conflictingPattern.remove();
|
|
dtpg.addPatternWithSkeleton(formatValue, &formatKey, !isRoot, conflictingPattern, errorCode);
|
|
}
|
|
}
|
|
}
|
|
};
|
|
|
|
// Virtual destructors must be defined out of line.
|
|
DateTimePatternGenerator::AppendItemFormatsSink::~AppendItemFormatsSink() {}
|
|
DateTimePatternGenerator::AppendItemNamesSink::~AppendItemNamesSink() {}
|
|
DateTimePatternGenerator::AvailableFormatsSink::~AvailableFormatsSink() {}
|
|
|
|
void
|
|
DateTimePatternGenerator::addCLDRData(const Locale& locale, UErrorCode& errorCode) {
|
|
if (U_FAILURE(errorCode)) { return; }
|
|
UnicodeString rbPattern, value, field;
|
|
CharString path;
|
|
|
|
LocalUResourceBundlePointer rb(ures_open(NULL, locale.getName(), &errorCode));
|
|
if (U_FAILURE(errorCode)) { return; }
|
|
|
|
CharString calendarTypeToUse; // to be filled in with the type to use, if all goes well
|
|
getCalendarTypeToUse(locale, calendarTypeToUse, errorCode);
|
|
if (U_FAILURE(errorCode)) { return; }
|
|
|
|
// Local err to ignore resource not found exceptions
|
|
UErrorCode err = U_ZERO_ERROR;
|
|
|
|
// Load append item formats.
|
|
AppendItemFormatsSink appendItemFormatsSink(*this);
|
|
path.clear()
|
|
.append(DT_DateTimeCalendarTag, errorCode)
|
|
.append('/', errorCode)
|
|
.append(calendarTypeToUse, errorCode)
|
|
.append('/', errorCode)
|
|
.append(DT_DateTimeAppendItemsTag, errorCode); // i.e., calendar/xxx/appendItems
|
|
if (U_FAILURE(errorCode)) { return; }
|
|
ures_getAllItemsWithFallback(rb.getAlias(), path.data(), appendItemFormatsSink, err);
|
|
appendItemFormatsSink.fillInMissing();
|
|
|
|
// Load CLDR item names.
|
|
err = U_ZERO_ERROR;
|
|
AppendItemNamesSink appendItemNamesSink(*this);
|
|
ures_getAllItemsWithFallback(rb.getAlias(), DT_DateTimeFieldsTag, appendItemNamesSink, err);
|
|
appendItemNamesSink.fillInMissing();
|
|
|
|
// Load the available formats from CLDR.
|
|
err = U_ZERO_ERROR;
|
|
initHashtable(errorCode);
|
|
if (U_FAILURE(errorCode)) { return; }
|
|
AvailableFormatsSink availableFormatsSink(*this);
|
|
path.clear()
|
|
.append(DT_DateTimeCalendarTag, errorCode)
|
|
.append('/', errorCode)
|
|
.append(calendarTypeToUse, errorCode)
|
|
.append('/', errorCode)
|
|
.append(DT_DateTimeAvailableFormatsTag, errorCode); // i.e., calendar/xxx/availableFormats
|
|
if (U_FAILURE(errorCode)) { return; }
|
|
ures_getAllItemsWithFallback(rb.getAlias(), path.data(), availableFormatsSink, err);
|
|
}
|
|
|
|
void
|
|
DateTimePatternGenerator::initHashtable(UErrorCode& err) {
|
|
if (fAvailableFormatKeyHash!=NULL) {
|
|
return;
|
|
}
|
|
if ((fAvailableFormatKeyHash = new Hashtable(FALSE, err))==NULL) {
|
|
err=U_MEMORY_ALLOCATION_ERROR;
|
|
return;
|
|
}
|
|
}
|
|
|
|
void
|
|
DateTimePatternGenerator::setAppendItemFormat(UDateTimePatternField field, const UnicodeString& value) {
|
|
appendItemFormats[field] = value;
|
|
// NUL-terminate for the C API.
|
|
appendItemFormats[field].getTerminatedBuffer();
|
|
}
|
|
|
|
const UnicodeString&
|
|
DateTimePatternGenerator::getAppendItemFormat(UDateTimePatternField field) const {
|
|
return appendItemFormats[field];
|
|
}
|
|
|
|
void
|
|
DateTimePatternGenerator::setAppendItemName(UDateTimePatternField field, const UnicodeString& value) {
|
|
setFieldDisplayName(field, UDATPG_WIDTH_APPENDITEM, value);
|
|
}
|
|
|
|
const UnicodeString&
|
|
DateTimePatternGenerator::getAppendItemName(UDateTimePatternField field) const {
|
|
return fieldDisplayNames[field][UDATPG_WIDTH_APPENDITEM];
|
|
}
|
|
|
|
void
|
|
DateTimePatternGenerator::setFieldDisplayName(UDateTimePatternField field, UDateTimePGDisplayWidth width, const UnicodeString& value) {
|
|
fieldDisplayNames[field][width] = value;
|
|
// NUL-terminate for the C API.
|
|
fieldDisplayNames[field][width].getTerminatedBuffer();
|
|
}
|
|
|
|
UnicodeString
|
|
DateTimePatternGenerator::getFieldDisplayName(UDateTimePatternField field, UDateTimePGDisplayWidth width) const {
|
|
return fieldDisplayNames[field][width];
|
|
}
|
|
|
|
UnicodeString&
|
|
DateTimePatternGenerator::getMutableFieldDisplayName(UDateTimePatternField field, UDateTimePGDisplayWidth width) {
|
|
return fieldDisplayNames[field][width];
|
|
}
|
|
|
|
void
|
|
DateTimePatternGenerator::getAppendName(UDateTimePatternField field, UnicodeString& value) {
|
|
value = SINGLE_QUOTE;
|
|
value += fieldDisplayNames[field][UDATPG_WIDTH_APPENDITEM];
|
|
value += SINGLE_QUOTE;
|
|
}
|
|
|
|
UnicodeString
|
|
DateTimePatternGenerator::getBestPattern(const UnicodeString& patternForm, UErrorCode& status) {
|
|
return getBestPattern(patternForm, UDATPG_MATCH_NO_OPTIONS, status);
|
|
}
|
|
|
|
UnicodeString
|
|
DateTimePatternGenerator::getBestPattern(const UnicodeString& patternForm, UDateTimePatternMatchOptions options, UErrorCode& status) {
|
|
const UnicodeString *bestPattern=NULL;
|
|
UnicodeString dtFormat;
|
|
UnicodeString resultPattern;
|
|
int32_t flags = kDTPGNoFlags;
|
|
|
|
int32_t dateMask=(1<<UDATPG_DAYPERIOD_FIELD) - 1;
|
|
int32_t timeMask=(1<<UDATPG_FIELD_COUNT) - 1 - dateMask;
|
|
|
|
// Replace hour metacharacters 'j', 'C' and 'J', set flags as necessary
|
|
UnicodeString patternFormMapped = mapSkeletonMetacharacters(patternForm, &flags, status);
|
|
if (U_FAILURE(status)) {
|
|
return UnicodeString();
|
|
}
|
|
|
|
resultPattern.remove();
|
|
dtMatcher->set(patternFormMapped, fp);
|
|
const PtnSkeleton* specifiedSkeleton=NULL;
|
|
bestPattern=getBestRaw(*dtMatcher, -1, distanceInfo, &specifiedSkeleton);
|
|
if ( distanceInfo->missingFieldMask==0 && distanceInfo->extraFieldMask==0 ) {
|
|
resultPattern = adjustFieldTypes(*bestPattern, specifiedSkeleton, flags, options);
|
|
|
|
return resultPattern;
|
|
}
|
|
int32_t neededFields = dtMatcher->getFieldMask();
|
|
UnicodeString datePattern=getBestAppending(neededFields & dateMask, flags, options);
|
|
UnicodeString timePattern=getBestAppending(neededFields & timeMask, flags, options);
|
|
if (datePattern.length()==0) {
|
|
if (timePattern.length()==0) {
|
|
resultPattern.remove();
|
|
}
|
|
else {
|
|
return timePattern;
|
|
}
|
|
}
|
|
if (timePattern.length()==0) {
|
|
return datePattern;
|
|
}
|
|
resultPattern.remove();
|
|
status = U_ZERO_ERROR;
|
|
dtFormat=getDateTimeFormat();
|
|
SimpleFormatter(dtFormat, 2, 2, status).format(timePattern, datePattern, resultPattern, status);
|
|
return resultPattern;
|
|
}
|
|
|
|
/*
|
|
* Map a skeleton that may have metacharacters jJC to one without, by replacing
|
|
* the metacharacters with locale-appropriate fields of of h/H/k/K and of a/b/B
|
|
* (depends on fDefaultHourFormatChar and fAllowedHourFormats being set, which in
|
|
* turn depends on initData having been run). This method also updates the flags
|
|
* as necessary. Returns the updated skeleton.
|
|
*/
|
|
UnicodeString
|
|
DateTimePatternGenerator::mapSkeletonMetacharacters(const UnicodeString& patternForm, int32_t* flags, UErrorCode& status) {
|
|
UnicodeString patternFormMapped;
|
|
patternFormMapped.remove();
|
|
UBool inQuoted = FALSE;
|
|
int32_t patPos, patLen = patternForm.length();
|
|
for (patPos = 0; patPos < patLen; patPos++) {
|
|
UChar patChr = patternForm.charAt(patPos);
|
|
if (patChr == SINGLE_QUOTE) {
|
|
inQuoted = !inQuoted;
|
|
} else if (!inQuoted) {
|
|
// Handle special mappings for 'j' and 'C' in which fields lengths
|
|
// 1,3,5 => hour field length 1
|
|
// 2,4,6 => hour field length 2
|
|
// 1,2 => abbreviated dayPeriod (field length 1..3)
|
|
// 3,4 => long dayPeriod (field length 4)
|
|
// 5,6 => narrow dayPeriod (field length 5)
|
|
if (patChr == LOW_J || patChr == CAP_C) {
|
|
int32_t extraLen = 0; // 1 less than total field length
|
|
while (patPos+1 < patLen && patternForm.charAt(patPos+1)==patChr) {
|
|
extraLen++;
|
|
patPos++;
|
|
}
|
|
int32_t hourLen = 1 + (extraLen & 1);
|
|
int32_t dayPeriodLen = (extraLen < 2)? 1: 3 + (extraLen >> 1);
|
|
UChar hourChar = LOW_H;
|
|
UChar dayPeriodChar = LOW_A;
|
|
if (patChr == LOW_J) {
|
|
hourChar = fDefaultHourFormatChar;
|
|
} else {
|
|
AllowedHourFormat preferred;
|
|
if (fAllowedHourFormats[0] != ALLOWED_HOUR_FORMAT_UNKNOWN) {
|
|
preferred = (AllowedHourFormat)fAllowedHourFormats[0];
|
|
} else {
|
|
status = U_INVALID_FORMAT_ERROR;
|
|
return UnicodeString();
|
|
}
|
|
if (preferred == ALLOWED_HOUR_FORMAT_H || preferred == ALLOWED_HOUR_FORMAT_HB || preferred == ALLOWED_HOUR_FORMAT_Hb) {
|
|
hourChar = CAP_H;
|
|
}
|
|
// in #13183 just add b/B to skeleton, no longer need to set special flags
|
|
if (preferred == ALLOWED_HOUR_FORMAT_HB || preferred == ALLOWED_HOUR_FORMAT_hB) {
|
|
dayPeriodChar = CAP_B;
|
|
} else if (preferred == ALLOWED_HOUR_FORMAT_Hb || preferred == ALLOWED_HOUR_FORMAT_hb) {
|
|
dayPeriodChar = LOW_B;
|
|
}
|
|
}
|
|
if (hourChar==CAP_H || hourChar==LOW_K) {
|
|
dayPeriodLen = 0;
|
|
}
|
|
while (dayPeriodLen-- > 0) {
|
|
patternFormMapped.append(dayPeriodChar);
|
|
}
|
|
while (hourLen-- > 0) {
|
|
patternFormMapped.append(hourChar);
|
|
}
|
|
} else if (patChr == CAP_J) {
|
|
// Get pattern for skeleton with H, then replace H or k
|
|
// with fDefaultHourFormatChar (if different)
|
|
patternFormMapped.append(CAP_H);
|
|
*flags |= kDTPGSkeletonUsesCapJ;
|
|
} else {
|
|
patternFormMapped.append(patChr);
|
|
}
|
|
}
|
|
}
|
|
return patternFormMapped;
|
|
}
|
|
|
|
UnicodeString
|
|
DateTimePatternGenerator::replaceFieldTypes(const UnicodeString& pattern,
|
|
const UnicodeString& skeleton,
|
|
UErrorCode& status) {
|
|
return replaceFieldTypes(pattern, skeleton, UDATPG_MATCH_NO_OPTIONS, status);
|
|
}
|
|
|
|
UnicodeString
|
|
DateTimePatternGenerator::replaceFieldTypes(const UnicodeString& pattern,
|
|
const UnicodeString& skeleton,
|
|
UDateTimePatternMatchOptions options,
|
|
UErrorCode& /*status*/) {
|
|
dtMatcher->set(skeleton, fp);
|
|
UnicodeString result = adjustFieldTypes(pattern, NULL, kDTPGNoFlags, options);
|
|
return result;
|
|
}
|
|
|
|
void
|
|
DateTimePatternGenerator::setDecimal(const UnicodeString& newDecimal) {
|
|
this->decimal = newDecimal;
|
|
// NUL-terminate for the C API.
|
|
this->decimal.getTerminatedBuffer();
|
|
}
|
|
|
|
const UnicodeString&
|
|
DateTimePatternGenerator::getDecimal() const {
|
|
return decimal;
|
|
}
|
|
|
|
void
|
|
DateTimePatternGenerator::addCanonicalItems(UErrorCode& status) {
|
|
if (U_FAILURE(status)) { return; }
|
|
UnicodeString conflictingPattern;
|
|
|
|
for (int32_t i=0; i<UDATPG_FIELD_COUNT; i++) {
|
|
if (Canonical_Items[i] > 0) {
|
|
addPattern(UnicodeString(Canonical_Items[i]), FALSE, conflictingPattern, status);
|
|
}
|
|
if (U_FAILURE(status)) { return; }
|
|
}
|
|
}
|
|
|
|
void
|
|
DateTimePatternGenerator::setDateTimeFormat(const UnicodeString& dtFormat) {
|
|
dateTimeFormat = dtFormat;
|
|
// NUL-terminate for the C API.
|
|
dateTimeFormat.getTerminatedBuffer();
|
|
}
|
|
|
|
const UnicodeString&
|
|
DateTimePatternGenerator::getDateTimeFormat() const {
|
|
return dateTimeFormat;
|
|
}
|
|
|
|
void
|
|
DateTimePatternGenerator::setDateTimeFromCalendar(const Locale& locale, UErrorCode& status) {
|
|
const UChar *resStr;
|
|
int32_t resStrLen = 0;
|
|
|
|
Calendar* fCalendar = Calendar::createInstance(locale, status);
|
|
if (U_FAILURE(status)) { return; }
|
|
|
|
LocalUResourceBundlePointer calData(ures_open(NULL, locale.getBaseName(), &status));
|
|
ures_getByKey(calData.getAlias(), DT_DateTimeCalendarTag, calData.getAlias(), &status);
|
|
|
|
LocalUResourceBundlePointer dateTimePatterns;
|
|
if (fCalendar != NULL && fCalendar->getType() != NULL && *fCalendar->getType() != '\0'
|
|
&& uprv_strcmp(fCalendar->getType(), DT_DateTimeGregorianTag) != 0) {
|
|
dateTimePatterns.adoptInstead(ures_getByKeyWithFallback(calData.getAlias(), fCalendar->getType(),
|
|
NULL, &status));
|
|
ures_getByKeyWithFallback(dateTimePatterns.getAlias(), DT_DateTimePatternsTag,
|
|
dateTimePatterns.getAlias(), &status);
|
|
}
|
|
|
|
if (dateTimePatterns.isNull() || status == U_MISSING_RESOURCE_ERROR) {
|
|
status = U_ZERO_ERROR;
|
|
dateTimePatterns.adoptInstead(ures_getByKeyWithFallback(calData.getAlias(), DT_DateTimeGregorianTag,
|
|
dateTimePatterns.orphan(), &status));
|
|
ures_getByKeyWithFallback(dateTimePatterns.getAlias(), DT_DateTimePatternsTag,
|
|
dateTimePatterns.getAlias(), &status);
|
|
}
|
|
if (U_FAILURE(status)) { return; }
|
|
|
|
if (ures_getSize(dateTimePatterns.getAlias()) <= DateFormat::kDateTime)
|
|
{
|
|
status = U_INVALID_FORMAT_ERROR;
|
|
return;
|
|
}
|
|
resStr = ures_getStringByIndex(dateTimePatterns.getAlias(), (int32_t)DateFormat::kDateTime, &resStrLen, &status);
|
|
setDateTimeFormat(UnicodeString(TRUE, resStr, resStrLen));
|
|
|
|
delete fCalendar;
|
|
}
|
|
|
|
void
|
|
DateTimePatternGenerator::setDecimalSymbols(const Locale& locale, UErrorCode& status) {
|
|
DecimalFormatSymbols dfs = DecimalFormatSymbols(locale, status);
|
|
if(U_SUCCESS(status)) {
|
|
decimal = dfs.getSymbol(DecimalFormatSymbols::kDecimalSeparatorSymbol);
|
|
// NUL-terminate for the C API.
|
|
decimal.getTerminatedBuffer();
|
|
}
|
|
}
|
|
|
|
UDateTimePatternConflict
|
|
DateTimePatternGenerator::addPattern(
|
|
const UnicodeString& pattern,
|
|
UBool override,
|
|
UnicodeString &conflictingPattern,
|
|
UErrorCode& status)
|
|
{
|
|
return addPatternWithSkeleton(pattern, NULL, override, conflictingPattern, status);
|
|
}
|
|
|
|
// For DateTimePatternGenerator::addPatternWithSkeleton -
|
|
// If skeletonToUse is specified, then an availableFormats entry is being added. In this case:
|
|
// 1. We pass that skeleton to matcher.set instead of having it derive a skeleton from the pattern.
|
|
// 2. If the new entry's skeleton or basePattern does match an existing entry but that entry also had a skeleton specified
|
|
// (i.e. it was also from availableFormats), then the new entry does not override it regardless of the value of the override
|
|
// parameter. This prevents later availableFormats entries from a parent locale overriding earlier ones from the actual
|
|
// specified locale. However, availableFormats entries *should* override entries with matching skeleton whose skeleton was
|
|
// derived (i.e. entries derived from the standard date/time patters for the specified locale).
|
|
// 3. When adding the pattern (patternMap->add), we set a new boolean to indicate that the added entry had a
|
|
// specified skeleton (which sets a new field in the PtnElem in the PatternMap).
|
|
UDateTimePatternConflict
|
|
DateTimePatternGenerator::addPatternWithSkeleton(
|
|
const UnicodeString& pattern,
|
|
const UnicodeString* skeletonToUse,
|
|
UBool override,
|
|
UnicodeString& conflictingPattern,
|
|
UErrorCode& status)
|
|
{
|
|
|
|
UnicodeString basePattern;
|
|
PtnSkeleton skeleton;
|
|
UDateTimePatternConflict conflictingStatus = UDATPG_NO_CONFLICT;
|
|
|
|
DateTimeMatcher matcher;
|
|
if ( skeletonToUse == NULL ) {
|
|
matcher.set(pattern, fp, skeleton);
|
|
matcher.getBasePattern(basePattern);
|
|
} else {
|
|
matcher.set(*skeletonToUse, fp, skeleton); // no longer trims skeleton fields to max len 3, per #7930
|
|
matcher.getBasePattern(basePattern); // or perhaps instead: basePattern = *skeletonToUse;
|
|
}
|
|
// We only care about base conflicts - and replacing the pattern associated with a base - if:
|
|
// 1. the conflicting previous base pattern did *not* have an explicit skeleton; in that case the previous
|
|
// base + pattern combination was derived from either (a) a canonical item, (b) a standard format, or
|
|
// (c) a pattern specified programmatically with a previous call to addPattern (which would only happen
|
|
// if we are getting here from a subsequent call to addPattern).
|
|
// 2. a skeleton is specified for the current pattern, but override=false; in that case we are checking
|
|
// availableFormats items from root, which should not override any previous entry with the same base.
|
|
UBool entryHadSpecifiedSkeleton;
|
|
const UnicodeString *duplicatePattern = patternMap->getPatternFromBasePattern(basePattern, entryHadSpecifiedSkeleton);
|
|
if (duplicatePattern != NULL && (!entryHadSpecifiedSkeleton || (skeletonToUse != NULL && !override))) {
|
|
conflictingStatus = UDATPG_BASE_CONFLICT;
|
|
conflictingPattern = *duplicatePattern;
|
|
if (!override) {
|
|
return conflictingStatus;
|
|
}
|
|
}
|
|
// The only time we get here with override=true and skeletonToUse!=null is when adding availableFormats
|
|
// items from CLDR data. In that case, we don't want an item from a parent locale to replace an item with
|
|
// same skeleton from the specified locale, so skip the current item if skeletonWasSpecified is true for
|
|
// the previously-specified conflicting item.
|
|
const PtnSkeleton* entrySpecifiedSkeleton = NULL;
|
|
duplicatePattern = patternMap->getPatternFromSkeleton(skeleton, &entrySpecifiedSkeleton);
|
|
if (duplicatePattern != NULL ) {
|
|
conflictingStatus = UDATPG_CONFLICT;
|
|
conflictingPattern = *duplicatePattern;
|
|
if (!override || (skeletonToUse != NULL && entrySpecifiedSkeleton != NULL)) {
|
|
return conflictingStatus;
|
|
}
|
|
}
|
|
patternMap->add(basePattern, skeleton, pattern, skeletonToUse != NULL, status);
|
|
if(U_FAILURE(status)) {
|
|
return conflictingStatus;
|
|
}
|
|
|
|
return UDATPG_NO_CONFLICT;
|
|
}
|
|
|
|
|
|
UDateTimePatternField
|
|
DateTimePatternGenerator::getAppendFormatNumber(const char* field) const {
|
|
for (int32_t i=0; i<UDATPG_FIELD_COUNT; ++i ) {
|
|
if (uprv_strcmp(CLDR_FIELD_APPEND[i], field)==0) {
|
|
return (UDateTimePatternField)i;
|
|
}
|
|
}
|
|
return UDATPG_FIELD_COUNT;
|
|
}
|
|
|
|
UDateTimePatternField
|
|
DateTimePatternGenerator::getFieldAndWidthIndices(const char* key, UDateTimePGDisplayWidth* widthP) const {
|
|
char cldrFieldKey[UDATPG_FIELD_KEY_MAX + 1];
|
|
uprv_strncpy(cldrFieldKey, key, UDATPG_FIELD_KEY_MAX);
|
|
cldrFieldKey[UDATPG_FIELD_KEY_MAX]=0; // ensure termination
|
|
*widthP = UDATPG_WIDE;
|
|
char* hyphenPtr = uprv_strchr(cldrFieldKey, '-');
|
|
if (hyphenPtr) {
|
|
for (int32_t i=UDATPG_WIDTH_COUNT-1; i>0; --i) {
|
|
if (uprv_strcmp(CLDR_FIELD_WIDTH[i], hyphenPtr)==0) {
|
|
*widthP=(UDateTimePGDisplayWidth)i;
|
|
break;
|
|
}
|
|
}
|
|
*hyphenPtr = 0; // now delete width portion of key
|
|
}
|
|
for (int32_t i=0; i<UDATPG_FIELD_COUNT; ++i ) {
|
|
if (uprv_strcmp(CLDR_FIELD_NAME[i],cldrFieldKey)==0) {
|
|
return (UDateTimePatternField)i;
|
|
}
|
|
}
|
|
return UDATPG_FIELD_COUNT;
|
|
}
|
|
|
|
const UnicodeString*
|
|
DateTimePatternGenerator::getBestRaw(DateTimeMatcher& source,
|
|
int32_t includeMask,
|
|
DistanceInfo* missingFields,
|
|
const PtnSkeleton** specifiedSkeletonPtr) {
|
|
int32_t bestDistance = 0x7fffffff;
|
|
DistanceInfo tempInfo;
|
|
const UnicodeString *bestPattern=NULL;
|
|
const PtnSkeleton* specifiedSkeleton=NULL;
|
|
|
|
PatternMapIterator it;
|
|
for (it.set(*patternMap); it.hasNext(); ) {
|
|
DateTimeMatcher trial = it.next();
|
|
if (trial.equals(skipMatcher)) {
|
|
continue;
|
|
}
|
|
int32_t distance=source.getDistance(trial, includeMask, tempInfo);
|
|
if (distance<bestDistance) {
|
|
bestDistance=distance;
|
|
bestPattern=patternMap->getPatternFromSkeleton(*trial.getSkeletonPtr(), &specifiedSkeleton);
|
|
missingFields->setTo(tempInfo);
|
|
if (distance==0) {
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
// If the best raw match had a specified skeleton and that skeleton was requested by the caller,
|
|
// then return it too. This generally happens when the caller needs to pass that skeleton
|
|
// through to adjustFieldTypes so the latter can do a better job.
|
|
if (bestPattern && specifiedSkeletonPtr) {
|
|
*specifiedSkeletonPtr = specifiedSkeleton;
|
|
}
|
|
return bestPattern;
|
|
}
|
|
|
|
UnicodeString
|
|
DateTimePatternGenerator::adjustFieldTypes(const UnicodeString& pattern,
|
|
const PtnSkeleton* specifiedSkeleton,
|
|
int32_t flags,
|
|
UDateTimePatternMatchOptions options) {
|
|
UnicodeString newPattern;
|
|
fp->set(pattern);
|
|
for (int32_t i=0; i < fp->itemNumber; i++) {
|
|
UnicodeString field = fp->items[i];
|
|
if ( fp->isQuoteLiteral(field) ) {
|
|
|
|
UnicodeString quoteLiteral;
|
|
fp->getQuoteLiteral(quoteLiteral, &i);
|
|
newPattern += quoteLiteral;
|
|
}
|
|
else {
|
|
if (fp->isPatternSeparator(field)) {
|
|
newPattern+=field;
|
|
continue;
|
|
}
|
|
int32_t canonicalIndex = fp->getCanonicalIndex(field);
|
|
if (canonicalIndex < 0) {
|
|
newPattern+=field;
|
|
continue; // don't adjust
|
|
}
|
|
const dtTypeElem *row = &dtTypes[canonicalIndex];
|
|
int32_t typeValue = row->field;
|
|
|
|
// handle day periods - with #13183, no longer need special handling here, integrated with normal types
|
|
|
|
if ((flags & kDTPGFixFractionalSeconds) != 0 && typeValue == UDATPG_SECOND_FIELD) {
|
|
field += decimal;
|
|
dtMatcher->skeleton.original.appendFieldTo(UDATPG_FRACTIONAL_SECOND_FIELD, field);
|
|
} else if (dtMatcher->skeleton.type[typeValue]!=0) {
|
|
// Here:
|
|
// - "reqField" is the field from the originally requested skeleton, with length
|
|
// "reqFieldLen".
|
|
// - "field" is the field from the found pattern.
|
|
//
|
|
// The adjusted field should consist of characters from the originally requested
|
|
// skeleton, except in the case of UDATPG_HOUR_FIELD or UDATPG_MONTH_FIELD or
|
|
// UDATPG_WEEKDAY_FIELD or UDATPG_YEAR_FIELD, in which case it should consist
|
|
// of characters from the found pattern.
|
|
//
|
|
// The length of the adjusted field (adjFieldLen) should match that in the originally
|
|
// requested skeleton, except that in the following cases the length of the adjusted field
|
|
// should match that in the found pattern (i.e. the length of this pattern field should
|
|
// not be adjusted):
|
|
// 1. typeValue is UDATPG_HOUR_FIELD/MINUTE/SECOND and the corresponding bit in options is
|
|
// not set (ticket #7180). Note, we may want to implement a similar change for other
|
|
// numeric fields (MM, dd, etc.) so the default behavior is to get locale preference for
|
|
// field length, but options bits can be used to override this.
|
|
// 2. There is a specified skeleton for the found pattern and one of the following is true:
|
|
// a) The length of the field in the skeleton (skelFieldLen) is equal to reqFieldLen.
|
|
// b) The pattern field is numeric and the skeleton field is not, or vice versa.
|
|
|
|
UChar reqFieldChar = dtMatcher->skeleton.original.getFieldChar(typeValue);
|
|
int32_t reqFieldLen = dtMatcher->skeleton.original.getFieldLength(typeValue);
|
|
if (reqFieldChar == CAP_E && reqFieldLen < 3)
|
|
reqFieldLen = 3; // 1-3 for E are equivalent to 3 for c,e
|
|
int32_t adjFieldLen = reqFieldLen;
|
|
if ( (typeValue==UDATPG_HOUR_FIELD && (options & UDATPG_MATCH_HOUR_FIELD_LENGTH)==0) ||
|
|
(typeValue==UDATPG_MINUTE_FIELD && (options & UDATPG_MATCH_MINUTE_FIELD_LENGTH)==0) ||
|
|
(typeValue==UDATPG_SECOND_FIELD && (options & UDATPG_MATCH_SECOND_FIELD_LENGTH)==0) ) {
|
|
adjFieldLen = field.length();
|
|
} else if (specifiedSkeleton) {
|
|
int32_t skelFieldLen = specifiedSkeleton->original.getFieldLength(typeValue);
|
|
UBool patFieldIsNumeric = (row->type > 0);
|
|
UBool skelFieldIsNumeric = (specifiedSkeleton->type[typeValue] > 0);
|
|
if (skelFieldLen == reqFieldLen || (patFieldIsNumeric && !skelFieldIsNumeric) || (skelFieldIsNumeric && !patFieldIsNumeric)) {
|
|
// don't adjust the field length in the found pattern
|
|
adjFieldLen = field.length();
|
|
}
|
|
}
|
|
UChar c = (typeValue!= UDATPG_HOUR_FIELD
|
|
&& typeValue!= UDATPG_MONTH_FIELD
|
|
&& typeValue!= UDATPG_WEEKDAY_FIELD
|
|
&& (typeValue!= UDATPG_YEAR_FIELD || reqFieldChar==CAP_Y))
|
|
? reqFieldChar
|
|
: field.charAt(0);
|
|
if (typeValue == UDATPG_HOUR_FIELD && (flags & kDTPGSkeletonUsesCapJ) != 0) {
|
|
c = fDefaultHourFormatChar;
|
|
}
|
|
field.remove();
|
|
for (int32_t i=adjFieldLen; i>0; --i) {
|
|
field+=c;
|
|
}
|
|
}
|
|
newPattern+=field;
|
|
}
|
|
}
|
|
return newPattern;
|
|
}
|
|
|
|
UnicodeString
|
|
DateTimePatternGenerator::getBestAppending(int32_t missingFields, int32_t flags, UDateTimePatternMatchOptions options) {
|
|
UnicodeString resultPattern, tempPattern;
|
|
UErrorCode err=U_ZERO_ERROR;
|
|
int32_t lastMissingFieldMask=0;
|
|
if (missingFields!=0) {
|
|
resultPattern=UnicodeString();
|
|
const PtnSkeleton* specifiedSkeleton=NULL;
|
|
tempPattern = *getBestRaw(*dtMatcher, missingFields, distanceInfo, &specifiedSkeleton);
|
|
resultPattern = adjustFieldTypes(tempPattern, specifiedSkeleton, flags, options);
|
|
if ( distanceInfo->missingFieldMask==0 ) {
|
|
return resultPattern;
|
|
}
|
|
while (distanceInfo->missingFieldMask!=0) { // precondition: EVERY single field must work!
|
|
if ( lastMissingFieldMask == distanceInfo->missingFieldMask ) {
|
|
break; // cannot find the proper missing field
|
|
}
|
|
if (((distanceInfo->missingFieldMask & UDATPG_SECOND_AND_FRACTIONAL_MASK)==UDATPG_FRACTIONAL_MASK) &&
|
|
((missingFields & UDATPG_SECOND_AND_FRACTIONAL_MASK) == UDATPG_SECOND_AND_FRACTIONAL_MASK)) {
|
|
resultPattern = adjustFieldTypes(resultPattern, specifiedSkeleton, flags | kDTPGFixFractionalSeconds, options);
|
|
distanceInfo->missingFieldMask &= ~UDATPG_FRACTIONAL_MASK;
|
|
continue;
|
|
}
|
|
int32_t startingMask = distanceInfo->missingFieldMask;
|
|
tempPattern = *getBestRaw(*dtMatcher, distanceInfo->missingFieldMask, distanceInfo, &specifiedSkeleton);
|
|
tempPattern = adjustFieldTypes(tempPattern, specifiedSkeleton, flags, options);
|
|
int32_t foundMask=startingMask& ~distanceInfo->missingFieldMask;
|
|
int32_t topField=getTopBitNumber(foundMask);
|
|
UnicodeString appendName;
|
|
getAppendName((UDateTimePatternField)topField, appendName);
|
|
const UnicodeString *values[3] = {
|
|
&resultPattern,
|
|
&tempPattern,
|
|
&appendName
|
|
};
|
|
SimpleFormatter(appendItemFormats[topField], 2, 3, err).
|
|
formatAndReplace(values, 3, resultPattern, NULL, 0, err);
|
|
lastMissingFieldMask = distanceInfo->missingFieldMask;
|
|
}
|
|
}
|
|
return resultPattern;
|
|
}
|
|
|
|
int32_t
|
|
DateTimePatternGenerator::getTopBitNumber(int32_t foundMask) {
|
|
if ( foundMask==0 ) {
|
|
return 0;
|
|
}
|
|
int32_t i=0;
|
|
while (foundMask!=0) {
|
|
foundMask >>=1;
|
|
++i;
|
|
}
|
|
if (i-1 >UDATPG_ZONE_FIELD) {
|
|
return UDATPG_ZONE_FIELD;
|
|
}
|
|
else
|
|
return i-1;
|
|
}
|
|
|
|
void
|
|
DateTimePatternGenerator::setAvailableFormat(const UnicodeString &key, UErrorCode& err)
|
|
{
|
|
fAvailableFormatKeyHash->puti(key, 1, err);
|
|
}
|
|
|
|
UBool
|
|
DateTimePatternGenerator::isAvailableFormatSet(const UnicodeString &key) const {
|
|
return (UBool)(fAvailableFormatKeyHash->geti(key) == 1);
|
|
}
|
|
|
|
void
|
|
DateTimePatternGenerator::copyHashtable(Hashtable *other, UErrorCode &status) {
|
|
|
|
if (other == NULL) {
|
|
return;
|
|
}
|
|
if (fAvailableFormatKeyHash != NULL) {
|
|
delete fAvailableFormatKeyHash;
|
|
fAvailableFormatKeyHash = NULL;
|
|
}
|
|
initHashtable(status);
|
|
if(U_FAILURE(status)){
|
|
return;
|
|
}
|
|
int32_t pos = UHASH_FIRST;
|
|
const UHashElement* elem = NULL;
|
|
// walk through the hash table and create a deep clone
|
|
while((elem = other->nextElement(pos))!= NULL){
|
|
const UHashTok otherKeyTok = elem->key;
|
|
UnicodeString* otherKey = (UnicodeString*)otherKeyTok.pointer;
|
|
fAvailableFormatKeyHash->puti(*otherKey, 1, status);
|
|
if(U_FAILURE(status)){
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
StringEnumeration*
|
|
DateTimePatternGenerator::getSkeletons(UErrorCode& status) const {
|
|
StringEnumeration* skeletonEnumerator = new DTSkeletonEnumeration(*patternMap, DT_SKELETON, status);
|
|
return skeletonEnumerator;
|
|
}
|
|
|
|
const UnicodeString&
|
|
DateTimePatternGenerator::getPatternForSkeleton(const UnicodeString& skeleton) const {
|
|
PtnElem *curElem;
|
|
|
|
if (skeleton.length() ==0) {
|
|
return emptyString;
|
|
}
|
|
curElem = patternMap->getHeader(skeleton.charAt(0));
|
|
while ( curElem != NULL ) {
|
|
if ( curElem->skeleton->getSkeleton()==skeleton ) {
|
|
return curElem->pattern;
|
|
}
|
|
curElem=curElem->next;
|
|
}
|
|
return emptyString;
|
|
}
|
|
|
|
StringEnumeration*
|
|
DateTimePatternGenerator::getBaseSkeletons(UErrorCode& status) const {
|
|
StringEnumeration* baseSkeletonEnumerator = new DTSkeletonEnumeration(*patternMap, DT_BASESKELETON, status);
|
|
return baseSkeletonEnumerator;
|
|
}
|
|
|
|
StringEnumeration*
|
|
DateTimePatternGenerator::getRedundants(UErrorCode& status) {
|
|
StringEnumeration* output = new DTRedundantEnumeration();
|
|
const UnicodeString *pattern;
|
|
PatternMapIterator it;
|
|
for (it.set(*patternMap); it.hasNext(); ) {
|
|
DateTimeMatcher current = it.next();
|
|
pattern = patternMap->getPatternFromSkeleton(*(it.getSkeleton()));
|
|
if ( isCanonicalItem(*pattern) ) {
|
|
continue;
|
|
}
|
|
if ( skipMatcher == NULL ) {
|
|
skipMatcher = new DateTimeMatcher(current);
|
|
}
|
|
else {
|
|
*skipMatcher = current;
|
|
}
|
|
UnicodeString trial = getBestPattern(current.getPattern(), status);
|
|
if (trial == *pattern) {
|
|
((DTRedundantEnumeration *)output)->add(*pattern, status);
|
|
}
|
|
if (current.equals(skipMatcher)) {
|
|
continue;
|
|
}
|
|
}
|
|
return output;
|
|
}
|
|
|
|
UBool
|
|
DateTimePatternGenerator::isCanonicalItem(const UnicodeString& item) const {
|
|
if ( item.length() != 1 ) {
|
|
return FALSE;
|
|
}
|
|
for (int32_t i=0; i<UDATPG_FIELD_COUNT; ++i) {
|
|
if (item.charAt(0)==Canonical_Items[i]) {
|
|
return TRUE;
|
|
}
|
|
}
|
|
return FALSE;
|
|
}
|
|
|
|
|
|
DateTimePatternGenerator*
|
|
DateTimePatternGenerator::clone() const {
|
|
return new DateTimePatternGenerator(*this);
|
|
}
|
|
|
|
PatternMap::PatternMap() {
|
|
for (int32_t i=0; i < MAX_PATTERN_ENTRIES; ++i ) {
|
|
boot[i]=NULL;
|
|
}
|
|
isDupAllowed = TRUE;
|
|
}
|
|
|
|
void
|
|
PatternMap::copyFrom(const PatternMap& other, UErrorCode& status) {
|
|
this->isDupAllowed = other.isDupAllowed;
|
|
for (int32_t bootIndex=0; bootIndex<MAX_PATTERN_ENTRIES; ++bootIndex ) {
|
|
PtnElem *curElem, *otherElem, *prevElem=NULL;
|
|
otherElem = other.boot[bootIndex];
|
|
while (otherElem!=NULL) {
|
|
if ((curElem = new PtnElem(otherElem->basePattern, otherElem->pattern))==NULL) {
|
|
// out of memory
|
|
status = U_MEMORY_ALLOCATION_ERROR;
|
|
return;
|
|
}
|
|
if ( this->boot[bootIndex]== NULL ) {
|
|
this->boot[bootIndex] = curElem;
|
|
}
|
|
if ((curElem->skeleton=new PtnSkeleton(*(otherElem->skeleton))) == NULL ) {
|
|
// out of memory
|
|
status = U_MEMORY_ALLOCATION_ERROR;
|
|
return;
|
|
}
|
|
curElem->skeletonWasSpecified = otherElem->skeletonWasSpecified;
|
|
if (prevElem!=NULL) {
|
|
prevElem->next=curElem;
|
|
}
|
|
curElem->next=NULL;
|
|
prevElem = curElem;
|
|
otherElem = otherElem->next;
|
|
}
|
|
|
|
}
|
|
}
|
|
|
|
PtnElem*
|
|
PatternMap::getHeader(UChar baseChar) {
|
|
PtnElem* curElem;
|
|
|
|
if ( (baseChar >= CAP_A) && (baseChar <= CAP_Z) ) {
|
|
curElem = boot[baseChar-CAP_A];
|
|
}
|
|
else {
|
|
if ( (baseChar >=LOW_A) && (baseChar <= LOW_Z) ) {
|
|
curElem = boot[26+baseChar-LOW_A];
|
|
}
|
|
else {
|
|
return NULL;
|
|
}
|
|
}
|
|
return curElem;
|
|
}
|
|
|
|
PatternMap::~PatternMap() {
|
|
for (int32_t i=0; i < MAX_PATTERN_ENTRIES; ++i ) {
|
|
if (boot[i]!=NULL ) {
|
|
delete boot[i];
|
|
boot[i]=NULL;
|
|
}
|
|
}
|
|
} // PatternMap destructor
|
|
|
|
void
|
|
PatternMap::add(const UnicodeString& basePattern,
|
|
const PtnSkeleton& skeleton,
|
|
const UnicodeString& value,// mapped pattern value
|
|
UBool skeletonWasSpecified,
|
|
UErrorCode &status) {
|
|
UChar baseChar = basePattern.charAt(0);
|
|
PtnElem *curElem, *baseElem;
|
|
status = U_ZERO_ERROR;
|
|
|
|
// the baseChar must be A-Z or a-z
|
|
if ((baseChar >= CAP_A) && (baseChar <= CAP_Z)) {
|
|
baseElem = boot[baseChar-CAP_A];
|
|
}
|
|
else {
|
|
if ((baseChar >=LOW_A) && (baseChar <= LOW_Z)) {
|
|
baseElem = boot[26+baseChar-LOW_A];
|
|
}
|
|
else {
|
|
status = U_ILLEGAL_CHARACTER;
|
|
return;
|
|
}
|
|
}
|
|
|
|
if (baseElem == NULL) {
|
|
if ((curElem = new PtnElem(basePattern, value)) == NULL ) {
|
|
// out of memory
|
|
status = U_MEMORY_ALLOCATION_ERROR;
|
|
return;
|
|
}
|
|
if (baseChar >= LOW_A) {
|
|
boot[26 + (baseChar-LOW_A)] = curElem;
|
|
}
|
|
else {
|
|
boot[baseChar-CAP_A] = curElem;
|
|
}
|
|
curElem->skeleton = new PtnSkeleton(skeleton);
|
|
curElem->skeletonWasSpecified = skeletonWasSpecified;
|
|
}
|
|
if ( baseElem != NULL ) {
|
|
curElem = getDuplicateElem(basePattern, skeleton, baseElem);
|
|
|
|
if (curElem == NULL) {
|
|
// add new element to the list.
|
|
curElem = baseElem;
|
|
while( curElem -> next != NULL )
|
|
{
|
|
curElem = curElem->next;
|
|
}
|
|
if ((curElem->next = new PtnElem(basePattern, value)) == NULL ) {
|
|
// out of memory
|
|
status = U_MEMORY_ALLOCATION_ERROR;
|
|
return;
|
|
}
|
|
curElem=curElem->next;
|
|
curElem->skeleton = new PtnSkeleton(skeleton);
|
|
curElem->skeletonWasSpecified = skeletonWasSpecified;
|
|
}
|
|
else {
|
|
// Pattern exists in the list already.
|
|
if ( !isDupAllowed ) {
|
|
return;
|
|
}
|
|
// Overwrite the value.
|
|
curElem->pattern = value;
|
|
// It was a bug that we were not doing the following previously,
|
|
// though that bug hid other problems by making things partly work.
|
|
curElem->skeletonWasSpecified = skeletonWasSpecified;
|
|
}
|
|
}
|
|
} // PatternMap::add
|
|
|
|
// Find the pattern from the given basePattern string.
|
|
const UnicodeString *
|
|
PatternMap::getPatternFromBasePattern(UnicodeString& basePattern, UBool& skeletonWasSpecified) { // key to search for
|
|
PtnElem *curElem;
|
|
|
|
if ((curElem=getHeader(basePattern.charAt(0)))==NULL) {
|
|
return NULL; // no match
|
|
}
|
|
|
|
do {
|
|
if ( basePattern.compare(curElem->basePattern)==0 ) {
|
|
skeletonWasSpecified = curElem->skeletonWasSpecified;
|
|
return &(curElem->pattern);
|
|
}
|
|
curElem=curElem->next;
|
|
}while (curElem != NULL);
|
|
|
|
return NULL;
|
|
} // PatternMap::getFromBasePattern
|
|
|
|
|
|
// Find the pattern from the given skeleton.
|
|
// At least when this is called from getBestRaw & addPattern (in which case specifiedSkeletonPtr is non-NULL),
|
|
// the comparison should be based on skeleton.original (which is unique and tied to the distance measurement in bestRaw)
|
|
// and not skeleton.baseOriginal (which is not unique); otherwise we may pick a different skeleton than the one with the
|
|
// optimum distance value in getBestRaw. When this is called from public getRedundants (specifiedSkeletonPtr is NULL),
|
|
// for now it will continue to compare based on baseOriginal so as not to change the behavior unnecessarily.
|
|
const UnicodeString *
|
|
PatternMap::getPatternFromSkeleton(PtnSkeleton& skeleton, const PtnSkeleton** specifiedSkeletonPtr) { // key to search for
|
|
PtnElem *curElem;
|
|
|
|
if (specifiedSkeletonPtr) {
|
|
*specifiedSkeletonPtr = NULL;
|
|
}
|
|
|
|
// find boot entry
|
|
UChar baseChar = skeleton.getFirstChar();
|
|
if ((curElem=getHeader(baseChar))==NULL) {
|
|
return NULL; // no match
|
|
}
|
|
|
|
do {
|
|
UBool equal;
|
|
if (specifiedSkeletonPtr != NULL) { // called from DateTimePatternGenerator::getBestRaw or addPattern, use original
|
|
equal = curElem->skeleton->original == skeleton.original;
|
|
} else { // called from DateTimePatternGenerator::getRedundants, use baseOriginal
|
|
equal = curElem->skeleton->baseOriginal == skeleton.baseOriginal;
|
|
}
|
|
if (equal) {
|
|
if (specifiedSkeletonPtr && curElem->skeletonWasSpecified) {
|
|
*specifiedSkeletonPtr = curElem->skeleton;
|
|
}
|
|
return &(curElem->pattern);
|
|
}
|
|
curElem=curElem->next;
|
|
}while (curElem != NULL);
|
|
|
|
return NULL;
|
|
}
|
|
|
|
UBool
|
|
PatternMap::equals(const PatternMap& other) {
|
|
if ( this==&other ) {
|
|
return TRUE;
|
|
}
|
|
for (int32_t bootIndex=0; bootIndex<MAX_PATTERN_ENTRIES; ++bootIndex ) {
|
|
if ( boot[bootIndex]==other.boot[bootIndex] ) {
|
|
continue;
|
|
}
|
|
if ( (boot[bootIndex]==NULL)||(other.boot[bootIndex]==NULL) ) {
|
|
return FALSE;
|
|
}
|
|
PtnElem *otherElem = other.boot[bootIndex];
|
|
PtnElem *myElem = boot[bootIndex];
|
|
while ((otherElem!=NULL) || (myElem!=NULL)) {
|
|
if ( myElem == otherElem ) {
|
|
break;
|
|
}
|
|
if ((otherElem==NULL) || (myElem==NULL)) {
|
|
return FALSE;
|
|
}
|
|
if ( (myElem->basePattern != otherElem->basePattern) ||
|
|
(myElem->pattern != otherElem->pattern) ) {
|
|
return FALSE;
|
|
}
|
|
if ((myElem->skeleton!=otherElem->skeleton)&&
|
|
!myElem->skeleton->equals(*(otherElem->skeleton))) {
|
|
return FALSE;
|
|
}
|
|
myElem = myElem->next;
|
|
otherElem=otherElem->next;
|
|
}
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
// find any key existing in the mapping table already.
|
|
// return TRUE if there is an existing key, otherwise return FALSE.
|
|
PtnElem*
|
|
PatternMap::getDuplicateElem(
|
|
const UnicodeString &basePattern,
|
|
const PtnSkeleton &skeleton,
|
|
PtnElem *baseElem) {
|
|
PtnElem *curElem;
|
|
|
|
if ( baseElem == (PtnElem *)NULL ) {
|
|
return (PtnElem*)NULL;
|
|
}
|
|
else {
|
|
curElem = baseElem;
|
|
}
|
|
do {
|
|
if ( basePattern.compare(curElem->basePattern)==0 ) {
|
|
UBool isEqual=TRUE;
|
|
for (int32_t i=0; i<UDATPG_FIELD_COUNT; ++i) {
|
|
if (curElem->skeleton->type[i] != skeleton.type[i] ) {
|
|
isEqual=FALSE;
|
|
break;
|
|
}
|
|
}
|
|
if (isEqual) {
|
|
return curElem;
|
|
}
|
|
}
|
|
curElem = curElem->next;
|
|
} while( curElem != (PtnElem *)NULL );
|
|
|
|
// end of the list
|
|
return (PtnElem*)NULL;
|
|
|
|
} // PatternMap::getDuplicateElem
|
|
|
|
DateTimeMatcher::DateTimeMatcher(void) {
|
|
}
|
|
|
|
DateTimeMatcher::~DateTimeMatcher() {}
|
|
|
|
DateTimeMatcher::DateTimeMatcher(const DateTimeMatcher& other) {
|
|
copyFrom(other.skeleton);
|
|
}
|
|
|
|
|
|
void
|
|
DateTimeMatcher::set(const UnicodeString& pattern, FormatParser* fp) {
|
|
PtnSkeleton localSkeleton;
|
|
return set(pattern, fp, localSkeleton);
|
|
}
|
|
|
|
void
|
|
DateTimeMatcher::set(const UnicodeString& pattern, FormatParser* fp, PtnSkeleton& skeletonResult) {
|
|
int32_t i;
|
|
for (i=0; i<UDATPG_FIELD_COUNT; ++i) {
|
|
skeletonResult.type[i] = NONE;
|
|
}
|
|
skeletonResult.original.clear();
|
|
skeletonResult.baseOriginal.clear();
|
|
skeletonResult.addedDefaultDayPeriod = FALSE;
|
|
|
|
fp->set(pattern);
|
|
for (i=0; i < fp->itemNumber; i++) {
|
|
const UnicodeString& value = fp->items[i];
|
|
// don't skip 'a' anymore, dayPeriod handled specially below
|
|
|
|
if ( fp->isQuoteLiteral(value) ) {
|
|
UnicodeString quoteLiteral;
|
|
fp->getQuoteLiteral(quoteLiteral, &i);
|
|
continue;
|
|
}
|
|
int32_t canonicalIndex = fp->getCanonicalIndex(value);
|
|
if (canonicalIndex < 0 ) {
|
|
continue;
|
|
}
|
|
const dtTypeElem *row = &dtTypes[canonicalIndex];
|
|
int32_t field = row->field;
|
|
skeletonResult.original.populate(field, value);
|
|
UChar repeatChar = row->patternChar;
|
|
int32_t repeatCount = row->minLen;
|
|
skeletonResult.baseOriginal.populate(field, repeatChar, repeatCount);
|
|
int16_t subField = row->type;
|
|
if ( row->type > 0) {
|
|
subField += value.length();
|
|
}
|
|
skeletonResult.type[field] = subField;
|
|
}
|
|
// #13183, handle special behavior for day period characters (a, b, B)
|
|
if (!skeletonResult.original.isFieldEmpty(UDATPG_HOUR_FIELD)) {
|
|
if (skeletonResult.original.getFieldChar(UDATPG_HOUR_FIELD)==LOW_H || skeletonResult.original.getFieldChar(UDATPG_HOUR_FIELD)==CAP_K) {
|
|
// We have a skeleton with 12-hour-cycle format
|
|
if (skeletonResult.original.isFieldEmpty(UDATPG_DAYPERIOD_FIELD)) {
|
|
// But we do not have a day period in the skeleton; add the default DAYPERIOD (currently "a")
|
|
for (i = 0; dtTypes[i].patternChar != 0; i++) {
|
|
if ( dtTypes[i].field == UDATPG_DAYPERIOD_FIELD ) {
|
|
// first entry for UDATPG_DAYPERIOD_FIELD
|
|
skeletonResult.original.populate(UDATPG_DAYPERIOD_FIELD, dtTypes[i].patternChar, dtTypes[i].minLen);
|
|
skeletonResult.baseOriginal.populate(UDATPG_DAYPERIOD_FIELD, dtTypes[i].patternChar, dtTypes[i].minLen);
|
|
skeletonResult.type[UDATPG_DAYPERIOD_FIELD] = dtTypes[i].type;
|
|
skeletonResult.addedDefaultDayPeriod = TRUE;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
// Skeleton has 24-hour-cycle hour format and has dayPeriod, delete dayPeriod (i.e. ignore it)
|
|
skeletonResult.original.clearField(UDATPG_DAYPERIOD_FIELD);
|
|
skeletonResult.baseOriginal.clearField(UDATPG_DAYPERIOD_FIELD);
|
|
skeletonResult.type[UDATPG_DAYPERIOD_FIELD] = NONE;
|
|
}
|
|
}
|
|
copyFrom(skeletonResult);
|
|
}
|
|
|
|
void
|
|
DateTimeMatcher::getBasePattern(UnicodeString &result ) {
|
|
result.remove(); // Reset the result first.
|
|
skeleton.baseOriginal.appendTo(result);
|
|
}
|
|
|
|
UnicodeString
|
|
DateTimeMatcher::getPattern() {
|
|
UnicodeString result;
|
|
return skeleton.original.appendTo(result);
|
|
}
|
|
|
|
int32_t
|
|
DateTimeMatcher::getDistance(const DateTimeMatcher& other, int32_t includeMask, DistanceInfo& distanceInfo) {
|
|
int32_t result=0;
|
|
distanceInfo.clear();
|
|
for (int32_t i=0; i<UDATPG_FIELD_COUNT; ++i ) {
|
|
int32_t myType = (includeMask&(1<<i))==0 ? 0 : skeleton.type[i];
|
|
int32_t otherType = other.skeleton.type[i];
|
|
if (myType==otherType) {
|
|
continue;
|
|
}
|
|
if (myType==0) {// and other is not
|
|
result += EXTRA_FIELD;
|
|
distanceInfo.addExtra(i);
|
|
}
|
|
else {
|
|
if (otherType==0) {
|
|
result += MISSING_FIELD;
|
|
distanceInfo.addMissing(i);
|
|
}
|
|
else {
|
|
result += abs(myType - otherType);
|
|
}
|
|
}
|
|
|
|
}
|
|
return result;
|
|
}
|
|
|
|
void
|
|
DateTimeMatcher::copyFrom(const PtnSkeleton& newSkeleton) {
|
|
skeleton.copyFrom(newSkeleton);
|
|
}
|
|
|
|
void
|
|
DateTimeMatcher::copyFrom() {
|
|
// same as clear
|
|
skeleton.clear();
|
|
}
|
|
|
|
UBool
|
|
DateTimeMatcher::equals(const DateTimeMatcher* other) const {
|
|
if (other==NULL) { return FALSE; }
|
|
return skeleton.original == other->skeleton.original;
|
|
}
|
|
|
|
int32_t
|
|
DateTimeMatcher::getFieldMask() {
|
|
int32_t result=0;
|
|
|
|
for (int32_t i=0; i<UDATPG_FIELD_COUNT; ++i) {
|
|
if (skeleton.type[i]!=0) {
|
|
result |= (1<<i);
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
PtnSkeleton*
|
|
DateTimeMatcher::getSkeletonPtr() {
|
|
return &skeleton;
|
|
}
|
|
|
|
FormatParser::FormatParser () {
|
|
status = START;
|
|
itemNumber=0;
|
|
}
|
|
|
|
|
|
FormatParser::~FormatParser () {
|
|
}
|
|
|
|
|
|
// Find the next token with the starting position and length
|
|
// Note: the startPos may
|
|
FormatParser::TokenStatus
|
|
FormatParser::setTokens(const UnicodeString& pattern, int32_t startPos, int32_t *len) {
|
|
int32_t curLoc = startPos;
|
|
if ( curLoc >= pattern.length()) {
|
|
return DONE;
|
|
}
|
|
// check the current char is between A-Z or a-z
|
|
do {
|
|
UChar c=pattern.charAt(curLoc);
|
|
if ( (c>=CAP_A && c<=CAP_Z) || (c>=LOW_A && c<=LOW_Z) ) {
|
|
curLoc++;
|
|
}
|
|
else {
|
|
startPos = curLoc;
|
|
*len=1;
|
|
return ADD_TOKEN;
|
|
}
|
|
|
|
if ( pattern.charAt(curLoc)!= pattern.charAt(startPos) ) {
|
|
break; // not the same token
|
|
}
|
|
} while(curLoc <= pattern.length());
|
|
*len = curLoc-startPos;
|
|
return ADD_TOKEN;
|
|
}
|
|
|
|
void
|
|
FormatParser::set(const UnicodeString& pattern) {
|
|
int32_t startPos=0;
|
|
TokenStatus result=START;
|
|
int32_t len=0;
|
|
itemNumber =0;
|
|
|
|
do {
|
|
result = setTokens( pattern, startPos, &len );
|
|
if ( result == ADD_TOKEN )
|
|
{
|
|
items[itemNumber++] = UnicodeString(pattern, startPos, len );
|
|
startPos += len;
|
|
}
|
|
else {
|
|
break;
|
|
}
|
|
} while (result==ADD_TOKEN && itemNumber < MAX_DT_TOKEN);
|
|
}
|
|
|
|
int32_t
|
|
FormatParser::getCanonicalIndex(const UnicodeString& s, UBool strict) {
|
|
int32_t len = s.length();
|
|
if (len == 0) {
|
|
return -1;
|
|
}
|
|
UChar ch = s.charAt(0);
|
|
|
|
// Verify that all are the same character.
|
|
for (int32_t l = 1; l < len; l++) {
|
|
if (ch != s.charAt(l)) {
|
|
return -1;
|
|
}
|
|
}
|
|
int32_t i = 0;
|
|
int32_t bestRow = -1;
|
|
while (dtTypes[i].patternChar != 0x0000) {
|
|
if ( dtTypes[i].patternChar != ch ) {
|
|
++i;
|
|
continue;
|
|
}
|
|
bestRow = i;
|
|
if (dtTypes[i].patternChar != dtTypes[i+1].patternChar) {
|
|
return i;
|
|
}
|
|
if (dtTypes[i+1].minLen <= len) {
|
|
++i;
|
|
continue;
|
|
}
|
|
return i;
|
|
}
|
|
return strict ? -1 : bestRow;
|
|
}
|
|
|
|
UBool
|
|
FormatParser::isQuoteLiteral(const UnicodeString& s) {
|
|
return (UBool)(s.charAt(0)==SINGLE_QUOTE);
|
|
}
|
|
|
|
// This function aussumes the current itemIndex points to the quote literal.
|
|
// Please call isQuoteLiteral prior to this function.
|
|
void
|
|
FormatParser::getQuoteLiteral(UnicodeString& quote, int32_t *itemIndex) {
|
|
int32_t i=*itemIndex;
|
|
|
|
quote.remove();
|
|
if (items[i].charAt(0)==SINGLE_QUOTE) {
|
|
quote += items[i];
|
|
++i;
|
|
}
|
|
while ( i < itemNumber ) {
|
|
if ( items[i].charAt(0)==SINGLE_QUOTE ) {
|
|
if ( (i+1<itemNumber) && (items[i+1].charAt(0)==SINGLE_QUOTE)) {
|
|
// two single quotes e.g. 'o''clock'
|
|
quote += items[i++];
|
|
quote += items[i++];
|
|
continue;
|
|
}
|
|
else {
|
|
quote += items[i];
|
|
break;
|
|
}
|
|
}
|
|
else {
|
|
quote += items[i];
|
|
}
|
|
++i;
|
|
}
|
|
*itemIndex=i;
|
|
}
|
|
|
|
UBool
|
|
FormatParser::isPatternSeparator(UnicodeString& field) {
|
|
for (int32_t i=0; i<field.length(); ++i ) {
|
|
UChar c= field.charAt(i);
|
|
if ( (c==SINGLE_QUOTE) || (c==BACKSLASH) || (c==SPACE) || (c==COLON) ||
|
|
(c==QUOTATION_MARK) || (c==COMMA) || (c==HYPHEN) ||(items[i].charAt(0)==DOT) ) {
|
|
continue;
|
|
}
|
|
else {
|
|
return FALSE;
|
|
}
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
DistanceInfo::~DistanceInfo() {}
|
|
|
|
void
|
|
DistanceInfo::setTo(DistanceInfo &other) {
|
|
missingFieldMask = other.missingFieldMask;
|
|
extraFieldMask= other.extraFieldMask;
|
|
}
|
|
|
|
PatternMapIterator::PatternMapIterator() {
|
|
bootIndex = 0;
|
|
nodePtr = NULL;
|
|
patternMap=NULL;
|
|
matcher= new DateTimeMatcher();
|
|
}
|
|
|
|
|
|
PatternMapIterator::~PatternMapIterator() {
|
|
delete matcher;
|
|
}
|
|
|
|
void
|
|
PatternMapIterator::set(PatternMap& newPatternMap) {
|
|
this->patternMap=&newPatternMap;
|
|
}
|
|
|
|
PtnSkeleton*
|
|
PatternMapIterator::getSkeleton() {
|
|
if ( nodePtr == NULL ) {
|
|
return NULL;
|
|
}
|
|
else {
|
|
return nodePtr->skeleton;
|
|
}
|
|
}
|
|
|
|
UBool
|
|
PatternMapIterator::hasNext() {
|
|
int32_t headIndex=bootIndex;
|
|
PtnElem *curPtr=nodePtr;
|
|
|
|
if (patternMap==NULL) {
|
|
return FALSE;
|
|
}
|
|
while ( headIndex < MAX_PATTERN_ENTRIES ) {
|
|
if ( curPtr != NULL ) {
|
|
if ( curPtr->next != NULL ) {
|
|
return TRUE;
|
|
}
|
|
else {
|
|
headIndex++;
|
|
curPtr=NULL;
|
|
continue;
|
|
}
|
|
}
|
|
else {
|
|
if ( patternMap->boot[headIndex] != NULL ) {
|
|
return TRUE;
|
|
}
|
|
else {
|
|
headIndex++;
|
|
continue;
|
|
}
|
|
}
|
|
|
|
}
|
|
return FALSE;
|
|
}
|
|
|
|
DateTimeMatcher&
|
|
PatternMapIterator::next() {
|
|
while ( bootIndex < MAX_PATTERN_ENTRIES ) {
|
|
if ( nodePtr != NULL ) {
|
|
if ( nodePtr->next != NULL ) {
|
|
nodePtr = nodePtr->next;
|
|
break;
|
|
}
|
|
else {
|
|
bootIndex++;
|
|
nodePtr=NULL;
|
|
continue;
|
|
}
|
|
}
|
|
else {
|
|
if ( patternMap->boot[bootIndex] != NULL ) {
|
|
nodePtr = patternMap->boot[bootIndex];
|
|
break;
|
|
}
|
|
else {
|
|
bootIndex++;
|
|
continue;
|
|
}
|
|
}
|
|
}
|
|
if (nodePtr!=NULL) {
|
|
matcher->copyFrom(*nodePtr->skeleton);
|
|
}
|
|
else {
|
|
matcher->copyFrom();
|
|
}
|
|
return *matcher;
|
|
}
|
|
|
|
|
|
SkeletonFields::SkeletonFields() {
|
|
// Set initial values to zero
|
|
clear();
|
|
}
|
|
|
|
void SkeletonFields::clear() {
|
|
uprv_memset(chars, 0, sizeof(chars));
|
|
uprv_memset(lengths, 0, sizeof(lengths));
|
|
}
|
|
|
|
void SkeletonFields::copyFrom(const SkeletonFields& other) {
|
|
uprv_memcpy(chars, other.chars, sizeof(chars));
|
|
uprv_memcpy(lengths, other.lengths, sizeof(lengths));
|
|
}
|
|
|
|
void SkeletonFields::clearField(int32_t field) {
|
|
chars[field] = 0;
|
|
lengths[field] = 0;
|
|
}
|
|
|
|
UChar SkeletonFields::getFieldChar(int32_t field) const {
|
|
return chars[field];
|
|
}
|
|
|
|
int32_t SkeletonFields::getFieldLength(int32_t field) const {
|
|
return lengths[field];
|
|
}
|
|
|
|
void SkeletonFields::populate(int32_t field, const UnicodeString& value) {
|
|
populate(field, value.charAt(0), value.length());
|
|
}
|
|
|
|
void SkeletonFields::populate(int32_t field, UChar ch, int32_t length) {
|
|
chars[field] = (int8_t) ch;
|
|
lengths[field] = (int8_t) length;
|
|
}
|
|
|
|
UBool SkeletonFields::isFieldEmpty(int32_t field) const {
|
|
return lengths[field] == 0;
|
|
}
|
|
|
|
UnicodeString& SkeletonFields::appendTo(UnicodeString& string) const {
|
|
for (int32_t i = 0; i < UDATPG_FIELD_COUNT; ++i) {
|
|
appendFieldTo(i, string);
|
|
}
|
|
return string;
|
|
}
|
|
|
|
UnicodeString& SkeletonFields::appendFieldTo(int32_t field, UnicodeString& string) const {
|
|
UChar ch(chars[field]);
|
|
int32_t length = (int32_t) lengths[field];
|
|
|
|
for (int32_t i=0; i<length; i++) {
|
|
string += ch;
|
|
}
|
|
return string;
|
|
}
|
|
|
|
UChar SkeletonFields::getFirstChar() const {
|
|
for (int32_t i = 0; i < UDATPG_FIELD_COUNT; ++i) {
|
|
if (lengths[i] != 0) {
|
|
return chars[i];
|
|
}
|
|
}
|
|
return '\0';
|
|
}
|
|
|
|
|
|
PtnSkeleton::PtnSkeleton() {
|
|
}
|
|
|
|
PtnSkeleton::PtnSkeleton(const PtnSkeleton& other) {
|
|
copyFrom(other);
|
|
}
|
|
|
|
void PtnSkeleton::copyFrom(const PtnSkeleton& other) {
|
|
uprv_memcpy(type, other.type, sizeof(type));
|
|
original.copyFrom(other.original);
|
|
baseOriginal.copyFrom(other.baseOriginal);
|
|
}
|
|
|
|
void PtnSkeleton::clear() {
|
|
uprv_memset(type, 0, sizeof(type));
|
|
original.clear();
|
|
baseOriginal.clear();
|
|
}
|
|
|
|
UBool
|
|
PtnSkeleton::equals(const PtnSkeleton& other) const {
|
|
return (original == other.original)
|
|
&& (baseOriginal == other.baseOriginal)
|
|
&& (uprv_memcmp(type, other.type, sizeof(type)) == 0);
|
|
}
|
|
|
|
UnicodeString
|
|
PtnSkeleton::getSkeleton() const {
|
|
UnicodeString result;
|
|
result = original.appendTo(result);
|
|
int32_t pos;
|
|
if (addedDefaultDayPeriod && (pos = result.indexOf(LOW_A)) >= 0) {
|
|
// for backward compatibility: if DateTimeMatcher.set added a single 'a' that
|
|
// was not in the provided skeleton, remove it here before returning skeleton.
|
|
result.remove(pos, 1);
|
|
}
|
|
return result;
|
|
}
|
|
|
|
UnicodeString
|
|
PtnSkeleton::getBaseSkeleton() const {
|
|
UnicodeString result;
|
|
result = baseOriginal.appendTo(result);
|
|
int32_t pos;
|
|
if (addedDefaultDayPeriod && (pos = result.indexOf(LOW_A)) >= 0) {
|
|
// for backward compatibility: if DateTimeMatcher.set added a single 'a' that
|
|
// was not in the provided skeleton, remove it here before returning skeleton.
|
|
result.remove(pos, 1);
|
|
}
|
|
return result;
|
|
}
|
|
|
|
UChar
|
|
PtnSkeleton::getFirstChar() const {
|
|
return baseOriginal.getFirstChar();
|
|
}
|
|
|
|
PtnSkeleton::~PtnSkeleton() {
|
|
}
|
|
|
|
PtnElem::PtnElem(const UnicodeString &basePat, const UnicodeString &pat) :
|
|
basePattern(basePat),
|
|
skeleton(NULL),
|
|
pattern(pat),
|
|
next(NULL)
|
|
{
|
|
}
|
|
|
|
PtnElem::~PtnElem() {
|
|
|
|
if (next!=NULL) {
|
|
delete next;
|
|
}
|
|
delete skeleton;
|
|
}
|
|
|
|
DTSkeletonEnumeration::DTSkeletonEnumeration(PatternMap &patternMap, dtStrEnum type, UErrorCode& status) {
|
|
PtnElem *curElem;
|
|
PtnSkeleton *curSkeleton;
|
|
UnicodeString s;
|
|
int32_t bootIndex;
|
|
|
|
pos=0;
|
|
fSkeletons = new UVector(status);
|
|
if (U_FAILURE(status)) {
|
|
delete fSkeletons;
|
|
return;
|
|
}
|
|
for (bootIndex=0; bootIndex<MAX_PATTERN_ENTRIES; ++bootIndex ) {
|
|
curElem = patternMap.boot[bootIndex];
|
|
while (curElem!=NULL) {
|
|
switch(type) {
|
|
case DT_BASESKELETON:
|
|
s=curElem->basePattern;
|
|
break;
|
|
case DT_PATTERN:
|
|
s=curElem->pattern;
|
|
break;
|
|
case DT_SKELETON:
|
|
curSkeleton=curElem->skeleton;
|
|
s=curSkeleton->getSkeleton();
|
|
break;
|
|
}
|
|
if ( !isCanonicalItem(s) ) {
|
|
fSkeletons->addElement(new UnicodeString(s), status);
|
|
if (U_FAILURE(status)) {
|
|
delete fSkeletons;
|
|
fSkeletons = NULL;
|
|
return;
|
|
}
|
|
}
|
|
curElem = curElem->next;
|
|
}
|
|
}
|
|
if ((bootIndex==MAX_PATTERN_ENTRIES) && (curElem!=NULL) ) {
|
|
status = U_BUFFER_OVERFLOW_ERROR;
|
|
}
|
|
}
|
|
|
|
const UnicodeString*
|
|
DTSkeletonEnumeration::snext(UErrorCode& status) {
|
|
if (U_SUCCESS(status) && pos < fSkeletons->size()) {
|
|
return (const UnicodeString*)fSkeletons->elementAt(pos++);
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
void
|
|
DTSkeletonEnumeration::reset(UErrorCode& /*status*/) {
|
|
pos=0;
|
|
}
|
|
|
|
int32_t
|
|
DTSkeletonEnumeration::count(UErrorCode& /*status*/) const {
|
|
return (fSkeletons==NULL) ? 0 : fSkeletons->size();
|
|
}
|
|
|
|
UBool
|
|
DTSkeletonEnumeration::isCanonicalItem(const UnicodeString& item) {
|
|
if ( item.length() != 1 ) {
|
|
return FALSE;
|
|
}
|
|
for (int32_t i=0; i<UDATPG_FIELD_COUNT; ++i) {
|
|
if (item.charAt(0)==Canonical_Items[i]) {
|
|
return TRUE;
|
|
}
|
|
}
|
|
return FALSE;
|
|
}
|
|
|
|
DTSkeletonEnumeration::~DTSkeletonEnumeration() {
|
|
UnicodeString *s;
|
|
for (int32_t i=0; i<fSkeletons->size(); ++i) {
|
|
if ((s=(UnicodeString *)fSkeletons->elementAt(i))!=NULL) {
|
|
delete s;
|
|
}
|
|
}
|
|
delete fSkeletons;
|
|
}
|
|
|
|
DTRedundantEnumeration::DTRedundantEnumeration() {
|
|
pos=0;
|
|
fPatterns = NULL;
|
|
}
|
|
|
|
void
|
|
DTRedundantEnumeration::add(const UnicodeString& pattern, UErrorCode& status) {
|
|
if (U_FAILURE(status)) return;
|
|
if (fPatterns == NULL) {
|
|
fPatterns = new UVector(status);
|
|
if (U_FAILURE(status)) {
|
|
delete fPatterns;
|
|
fPatterns = NULL;
|
|
return;
|
|
}
|
|
}
|
|
fPatterns->addElement(new UnicodeString(pattern), status);
|
|
if (U_FAILURE(status)) {
|
|
delete fPatterns;
|
|
fPatterns = NULL;
|
|
return;
|
|
}
|
|
}
|
|
|
|
const UnicodeString*
|
|
DTRedundantEnumeration::snext(UErrorCode& status) {
|
|
if (U_SUCCESS(status) && pos < fPatterns->size()) {
|
|
return (const UnicodeString*)fPatterns->elementAt(pos++);
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
void
|
|
DTRedundantEnumeration::reset(UErrorCode& /*status*/) {
|
|
pos=0;
|
|
}
|
|
|
|
int32_t
|
|
DTRedundantEnumeration::count(UErrorCode& /*status*/) const {
|
|
return (fPatterns==NULL) ? 0 : fPatterns->size();
|
|
}
|
|
|
|
UBool
|
|
DTRedundantEnumeration::isCanonicalItem(const UnicodeString& item) {
|
|
if ( item.length() != 1 ) {
|
|
return FALSE;
|
|
}
|
|
for (int32_t i=0; i<UDATPG_FIELD_COUNT; ++i) {
|
|
if (item.charAt(0)==Canonical_Items[i]) {
|
|
return TRUE;
|
|
}
|
|
}
|
|
return FALSE;
|
|
}
|
|
|
|
DTRedundantEnumeration::~DTRedundantEnumeration() {
|
|
UnicodeString *s;
|
|
for (int32_t i=0; i<fPatterns->size(); ++i) {
|
|
if ((s=(UnicodeString *)fPatterns->elementAt(i))!=NULL) {
|
|
delete s;
|
|
}
|
|
}
|
|
delete fPatterns;
|
|
}
|
|
|
|
U_NAMESPACE_END
|
|
|
|
|
|
#endif /* #if !UCONFIG_NO_FORMATTING */
|
|
|
|
//eof
|