/src/skia/third_party/externals/icu/source/common/servlk.cpp
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1 | | // © 2016 and later: Unicode, Inc. and others. |
2 | | // License & terms of use: http://www.unicode.org/copyright.html |
3 | | /** |
4 | | ******************************************************************************* |
5 | | * Copyright (C) 2001-2014, International Business Machines Corporation and * |
6 | | * others. All Rights Reserved. * |
7 | | ******************************************************************************* |
8 | | * |
9 | | ******************************************************************************* |
10 | | */ |
11 | | #include "unicode/utypes.h" |
12 | | |
13 | | #if !UCONFIG_NO_SERVICE |
14 | | |
15 | | #include "unicode/resbund.h" |
16 | | #include "uresimp.h" |
17 | | #include "cmemory.h" |
18 | | #include "servloc.h" |
19 | | #include "ustrfmt.h" |
20 | | #include "uhash.h" |
21 | | #include "charstr.h" |
22 | | #include "uassert.h" |
23 | | |
24 | 0 | #define UNDERSCORE_CHAR ((UChar)0x005f) |
25 | | #define AT_SIGN_CHAR ((UChar)64) |
26 | | #define PERIOD_CHAR ((UChar)46) |
27 | | |
28 | | U_NAMESPACE_BEGIN |
29 | | |
30 | | LocaleKey* |
31 | | LocaleKey::createWithCanonicalFallback(const UnicodeString* primaryID, |
32 | | const UnicodeString* canonicalFallbackID, |
33 | | UErrorCode& status) |
34 | 0 | { |
35 | 0 | return LocaleKey::createWithCanonicalFallback(primaryID, canonicalFallbackID, KIND_ANY, status); |
36 | 0 | } |
37 | | |
38 | | LocaleKey* |
39 | | LocaleKey::createWithCanonicalFallback(const UnicodeString* primaryID, |
40 | | const UnicodeString* canonicalFallbackID, |
41 | | int32_t kind, |
42 | | UErrorCode& status) |
43 | 0 | { |
44 | 0 | if (primaryID == NULL || U_FAILURE(status)) { |
45 | 0 | return NULL; |
46 | 0 | } |
47 | 0 | UnicodeString canonicalPrimaryID; |
48 | 0 | LocaleUtility::canonicalLocaleString(primaryID, canonicalPrimaryID); |
49 | 0 | return new LocaleKey(*primaryID, canonicalPrimaryID, canonicalFallbackID, kind); |
50 | 0 | } |
51 | | |
52 | | LocaleKey::LocaleKey(const UnicodeString& primaryID, |
53 | | const UnicodeString& canonicalPrimaryID, |
54 | | const UnicodeString* canonicalFallbackID, |
55 | | int32_t kind) |
56 | | : ICUServiceKey(primaryID) |
57 | | , _kind(kind) |
58 | | , _primaryID(canonicalPrimaryID) |
59 | | , _fallbackID() |
60 | | , _currentID() |
61 | 0 | { |
62 | 0 | _fallbackID.setToBogus(); |
63 | 0 | if (_primaryID.length() != 0) { |
64 | 0 | if (canonicalFallbackID != NULL && _primaryID != *canonicalFallbackID) { |
65 | 0 | _fallbackID = *canonicalFallbackID; |
66 | 0 | } |
67 | 0 | } |
68 | |
|
69 | 0 | _currentID = _primaryID; |
70 | 0 | } |
71 | | |
72 | 0 | LocaleKey::~LocaleKey() {} |
73 | | |
74 | | UnicodeString& |
75 | 0 | LocaleKey::prefix(UnicodeString& result) const { |
76 | 0 | if (_kind != KIND_ANY) { |
77 | 0 | UChar buffer[64]; |
78 | 0 | uprv_itou(buffer, 64, _kind, 10, 0); |
79 | 0 | UnicodeString temp(buffer); |
80 | 0 | result.append(temp); |
81 | 0 | } |
82 | 0 | return result; |
83 | 0 | } |
84 | | |
85 | | int32_t |
86 | 0 | LocaleKey::kind() const { |
87 | 0 | return _kind; |
88 | 0 | } |
89 | | |
90 | | UnicodeString& |
91 | 0 | LocaleKey::canonicalID(UnicodeString& result) const { |
92 | 0 | return result.append(_primaryID); |
93 | 0 | } |
94 | | |
95 | | UnicodeString& |
96 | 0 | LocaleKey::currentID(UnicodeString& result) const { |
97 | 0 | if (!_currentID.isBogus()) { |
98 | 0 | result.append(_currentID); |
99 | 0 | } |
100 | 0 | return result; |
101 | 0 | } |
102 | | |
103 | | UnicodeString& |
104 | 0 | LocaleKey::currentDescriptor(UnicodeString& result) const { |
105 | 0 | if (!_currentID.isBogus()) { |
106 | 0 | prefix(result).append(PREFIX_DELIMITER).append(_currentID); |
107 | 0 | } else { |
108 | 0 | result.setToBogus(); |
109 | 0 | } |
110 | 0 | return result; |
111 | 0 | } |
112 | | |
113 | | Locale& |
114 | 0 | LocaleKey::canonicalLocale(Locale& result) const { |
115 | 0 | return LocaleUtility::initLocaleFromName(_primaryID, result); |
116 | 0 | } |
117 | | |
118 | | Locale& |
119 | 0 | LocaleKey::currentLocale(Locale& result) const { |
120 | 0 | return LocaleUtility::initLocaleFromName(_currentID, result); |
121 | 0 | } |
122 | | |
123 | | UBool |
124 | 0 | LocaleKey::fallback() { |
125 | 0 | if (!_currentID.isBogus()) { |
126 | 0 | int x = _currentID.lastIndexOf(UNDERSCORE_CHAR); |
127 | 0 | if (x != -1) { |
128 | 0 | _currentID.remove(x); // truncate current or fallback, whichever we're pointing to |
129 | 0 | return TRUE; |
130 | 0 | } |
131 | | |
132 | 0 | if (!_fallbackID.isBogus()) { |
133 | 0 | _currentID = _fallbackID; |
134 | 0 | _fallbackID.setToBogus(); |
135 | 0 | return TRUE; |
136 | 0 | } |
137 | | |
138 | 0 | if (_currentID.length() > 0) { |
139 | 0 | _currentID.remove(0); // completely truncate |
140 | 0 | return TRUE; |
141 | 0 | } |
142 | | |
143 | 0 | _currentID.setToBogus(); |
144 | 0 | } |
145 | |
|
146 | 0 | return FALSE; |
147 | 0 | } |
148 | | |
149 | | UBool |
150 | 0 | LocaleKey::isFallbackOf(const UnicodeString& id) const { |
151 | 0 | UnicodeString temp(id); |
152 | 0 | parseSuffix(temp); |
153 | 0 | return temp.indexOf(_primaryID) == 0 && |
154 | 0 | (temp.length() == _primaryID.length() || |
155 | 0 | temp.charAt(_primaryID.length()) == UNDERSCORE_CHAR); |
156 | 0 | } |
157 | | |
158 | | #ifdef SERVICE_DEBUG |
159 | | UnicodeString& |
160 | | LocaleKey::debug(UnicodeString& result) const |
161 | | { |
162 | | ICUServiceKey::debug(result); |
163 | | result.append((UnicodeString)" kind: "); |
164 | | result.append(_kind); |
165 | | result.append((UnicodeString)" primaryID: "); |
166 | | result.append(_primaryID); |
167 | | result.append((UnicodeString)" fallbackID: "); |
168 | | result.append(_fallbackID); |
169 | | result.append((UnicodeString)" currentID: "); |
170 | | result.append(_currentID); |
171 | | return result; |
172 | | } |
173 | | |
174 | | UnicodeString& |
175 | | LocaleKey::debugClass(UnicodeString& result) const |
176 | | { |
177 | | return result.append((UnicodeString)"LocaleKey "); |
178 | | } |
179 | | #endif |
180 | | |
181 | | UOBJECT_DEFINE_RTTI_IMPLEMENTATION(LocaleKey) |
182 | | |
183 | | U_NAMESPACE_END |
184 | | |
185 | | /* !UCONFIG_NO_SERVICE */ |
186 | | #endif |
187 | | |
188 | | |