1 // Copyright (C) 2016 and later: Unicode, Inc. and others.
2 // License & terms of use: http://www.unicode.org/copyright.html
4 *******************************************************************************
5 * Copyright (C) 2009-2016, International Business Machines Corporation and
6 * others. All Rights Reserved.
7 *******************************************************************************
9 * This file contains the class DecimalFormatStaticSets
11 * DecimalFormatStaticSets holds the UnicodeSets that are needed for lenient
12 * parsing of decimal and group separators.
13 ********************************************************************************
16 #include "unicode/utypes.h"
18 #if !UCONFIG_NO_FORMATTING
20 #include "unicode/unistr.h"
21 #include "unicode/uniset.h"
22 #include "unicode/uchar.h"
34 //------------------------------------------------------------------------------
36 // Unicode Set pattern strings for all of the required constant sets.
37 // Initialized with hex values for portability to EBCDIC based machines.
38 // Really ugly, but there's no good way to avoid it.
40 //------------------------------------------------------------------------------
42 static const UChar gDotEquivalentsPattern[] = {
43 // [ . \u2024 \u3002 \uFE12 \uFE52 \uFF0E \uFF61 ]
44 0x005B, 0x002E, 0x2024, 0x3002, 0xFE12, 0xFE52, 0xFF0E, 0xFF61, 0x005D, 0x0000};
46 static const UChar gCommaEquivalentsPattern[] = {
47 // [ , \u060C \u066B \u3001 \uFE10 \uFE11 \uFE50 \uFE51 \uFF0C \uFF64 ]
48 0x005B, 0x002C, 0x060C, 0x066B, 0x3001, 0xFE10, 0xFE11, 0xFE50, 0xFE51, 0xFF0C, 0xFF64, 0x005D, 0x0000};
50 static const UChar gOtherGroupingSeparatorsPattern[] = {
51 // [ \ SPACE ' NBSP \u066C \u2000 - \u200A \u2018 \u2019 \u202F \u205F \u3000 \uFF07 ]
52 0x005B, 0x005C, 0x0020, 0x0027, 0x00A0, 0x066C, 0x2000, 0x002D, 0x200A, 0x2018, 0x2019, 0x202F, 0x205F, 0x3000, 0xFF07, 0x005D, 0x0000};
54 static const UChar gDashEquivalentsPattern[] = {
55 // [ \ - HYPHEN F_DASH N_DASH MINUS ]
56 0x005B, 0x005C, 0x002D, 0x2010, 0x2012, 0x2013, 0x2212, 0x005D, 0x0000};
58 static const UChar gStrictDotEquivalentsPattern[] = {
59 // [ . \u2024 \uFE52 \uFF0E \uFF61 ]
60 0x005B, 0x002E, 0x2024, 0xFE52, 0xFF0E, 0xFF61, 0x005D, 0x0000};
62 static const UChar gStrictCommaEquivalentsPattern[] = {
63 // [ , \u066B \uFE10 \uFE50 \uFF0C ]
64 0x005B, 0x002C, 0x066B, 0xFE10, 0xFE50, 0xFF0C, 0x005D, 0x0000};
66 static const UChar gStrictOtherGroupingSeparatorsPattern[] = {
67 // [ \ SPACE ' NBSP \u066C \u2000 - \u200A \u2018 \u2019 \u202F \u205F \u3000 \uFF07 ]
68 0x005B, 0x005C, 0x0020, 0x0027, 0x00A0, 0x066C, 0x2000, 0x002D, 0x200A, 0x2018, 0x2019, 0x202F, 0x205F, 0x3000, 0xFF07, 0x005D, 0x0000};
70 static const UChar gStrictDashEquivalentsPattern[] = {
72 0x005B, 0x005C, 0x002D, 0x2212, 0x005D, 0x0000};
74 static UChar32 gMinusSigns[] = {
83 static UChar32 gPlusSigns[] = {
92 static void initUnicodeSet(const UChar32 *raw, int32_t len, UnicodeSet *s) {
93 for (int32_t i = 0; i < len; ++i) {
98 DecimalFormatStaticSets::DecimalFormatStaticSets(UErrorCode &status)
99 : fDotEquivalents(NULL),
100 fCommaEquivalents(NULL),
101 fOtherGroupingSeparators(NULL),
102 fDashEquivalents(NULL),
103 fStrictDotEquivalents(NULL),
104 fStrictCommaEquivalents(NULL),
105 fStrictOtherGroupingSeparators(NULL),
106 fStrictDashEquivalents(NULL),
107 fDefaultGroupingSeparators(NULL),
108 fStrictDefaultGroupingSeparators(NULL),
112 fDotEquivalents = new UnicodeSet(UnicodeString(TRUE, gDotEquivalentsPattern, -1), status);
113 fCommaEquivalents = new UnicodeSet(UnicodeString(TRUE, gCommaEquivalentsPattern, -1), status);
114 fOtherGroupingSeparators = new UnicodeSet(UnicodeString(TRUE, gOtherGroupingSeparatorsPattern, -1), status);
115 fDashEquivalents = new UnicodeSet(UnicodeString(TRUE, gDashEquivalentsPattern, -1), status);
117 fStrictDotEquivalents = new UnicodeSet(UnicodeString(TRUE, gStrictDotEquivalentsPattern, -1), status);
118 fStrictCommaEquivalents = new UnicodeSet(UnicodeString(TRUE, gStrictCommaEquivalentsPattern, -1), status);
119 fStrictOtherGroupingSeparators = new UnicodeSet(UnicodeString(TRUE, gStrictOtherGroupingSeparatorsPattern, -1), status);
120 fStrictDashEquivalents = new UnicodeSet(UnicodeString(TRUE, gStrictDashEquivalentsPattern, -1), status);
123 fDefaultGroupingSeparators = new UnicodeSet(*fDotEquivalents);
124 fDefaultGroupingSeparators->addAll(*fCommaEquivalents);
125 fDefaultGroupingSeparators->addAll(*fOtherGroupingSeparators);
127 fStrictDefaultGroupingSeparators = new UnicodeSet(*fStrictDotEquivalents);
128 fStrictDefaultGroupingSeparators->addAll(*fStrictCommaEquivalents);
129 fStrictDefaultGroupingSeparators->addAll(*fStrictOtherGroupingSeparators);
131 fMinusSigns = new UnicodeSet();
132 fPlusSigns = new UnicodeSet();
134 // Check for null pointers
135 if (fDotEquivalents == NULL || fCommaEquivalents == NULL || fOtherGroupingSeparators == NULL || fDashEquivalents == NULL ||
136 fStrictDotEquivalents == NULL || fStrictCommaEquivalents == NULL || fStrictOtherGroupingSeparators == NULL || fStrictDashEquivalents == NULL ||
137 fDefaultGroupingSeparators == NULL || fStrictOtherGroupingSeparators == NULL ||
138 fMinusSigns == NULL || fPlusSigns == NULL) {
140 status = U_MEMORY_ALLOCATION_ERROR;
146 UPRV_LENGTHOF(gMinusSigns),
150 UPRV_LENGTHOF(gPlusSigns),
153 // Freeze all the sets
154 fDotEquivalents->freeze();
155 fCommaEquivalents->freeze();
156 fOtherGroupingSeparators->freeze();
157 fDashEquivalents->freeze();
158 fStrictDotEquivalents->freeze();
159 fStrictCommaEquivalents->freeze();
160 fStrictOtherGroupingSeparators->freeze();
161 fStrictDashEquivalents->freeze();
162 fDefaultGroupingSeparators->freeze();
163 fStrictDefaultGroupingSeparators->freeze();
164 fMinusSigns->freeze();
165 fPlusSigns->freeze();
168 DecimalFormatStaticSets::~DecimalFormatStaticSets() {
172 void DecimalFormatStaticSets::cleanup() { // Be sure to clean up newly added fields!
173 delete fDotEquivalents; fDotEquivalents = NULL;
174 delete fCommaEquivalents; fCommaEquivalents = NULL;
175 delete fOtherGroupingSeparators; fOtherGroupingSeparators = NULL;
176 delete fDashEquivalents; fDashEquivalents = NULL;
177 delete fStrictDotEquivalents; fStrictDotEquivalents = NULL;
178 delete fStrictCommaEquivalents; fStrictCommaEquivalents = NULL;
179 delete fStrictOtherGroupingSeparators; fStrictOtherGroupingSeparators = NULL;
180 delete fStrictDashEquivalents; fStrictDashEquivalents = NULL;
181 delete fDefaultGroupingSeparators; fDefaultGroupingSeparators = NULL;
182 delete fStrictDefaultGroupingSeparators; fStrictDefaultGroupingSeparators = NULL;
183 delete fStrictOtherGroupingSeparators; fStrictOtherGroupingSeparators = NULL;
184 delete fMinusSigns; fMinusSigns = NULL;
185 delete fPlusSigns; fPlusSigns = NULL;
188 static DecimalFormatStaticSets *gStaticSets;
189 static icu::UInitOnce gStaticSetsInitOnce = U_INITONCE_INITIALIZER;
192 //------------------------------------------------------------------------------
194 // decfmt_cleanup Memory cleanup function, free/delete all
195 // cached memory. Called by ICU's u_cleanup() function.
197 //------------------------------------------------------------------------------
199 static UBool U_CALLCONV
200 decimfmt_cleanup(void)
204 gStaticSetsInitOnce.reset();
208 static void U_CALLCONV initSets(UErrorCode &status) {
209 U_ASSERT(gStaticSets == NULL);
210 ucln_i18n_registerCleanup(UCLN_I18N_DECFMT, decimfmt_cleanup);
211 gStaticSets = new DecimalFormatStaticSets(status);
212 if (U_FAILURE(status)) {
217 if (gStaticSets == NULL) {
218 status = U_MEMORY_ALLOCATION_ERROR;
223 const DecimalFormatStaticSets *DecimalFormatStaticSets::getStaticSets(UErrorCode &status) {
224 umtx_initOnce(gStaticSetsInitOnce, initSets, status);
229 const UnicodeSet *DecimalFormatStaticSets::getSimilarDecimals(UChar32 decimal, UBool strictParse)
231 UErrorCode status = U_ZERO_ERROR;
232 umtx_initOnce(gStaticSetsInitOnce, initSets, status);
233 if (U_FAILURE(status)) {
237 if (gStaticSets->fDotEquivalents->contains(decimal)) {
238 return strictParse ? gStaticSets->fStrictDotEquivalents : gStaticSets->fDotEquivalents;
241 if (gStaticSets->fCommaEquivalents->contains(decimal)) {
242 return strictParse ? gStaticSets->fStrictCommaEquivalents : gStaticSets->fCommaEquivalents;
245 // if there is no match, return NULL
251 #endif // !UCONFIG_NO_FORMATTING