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Diffstat (limited to 'thirdparty/icu4c/common/servls.cpp')
| -rw-r--r-- | thirdparty/icu4c/common/servls.cpp | 295 |
1 files changed, 295 insertions, 0 deletions
diff --git a/thirdparty/icu4c/common/servls.cpp b/thirdparty/icu4c/common/servls.cpp new file mode 100644 index 0000000000..81dc4f750e --- /dev/null +++ b/thirdparty/icu4c/common/servls.cpp @@ -0,0 +1,295 @@ +// © 2016 and later: Unicode, Inc. and others. +// License & terms of use: http://www.unicode.org/copyright.html +/** + ******************************************************************************* + * Copyright (C) 2001-2014, International Business Machines Corporation and * + * others. All Rights Reserved. * + ******************************************************************************* + * + ******************************************************************************* + */ +#include "unicode/utypes.h" + +#if !UCONFIG_NO_SERVICE + +#include "unicode/resbund.h" +#include "uresimp.h" +#include "cmemory.h" +#include "servloc.h" +#include "ustrfmt.h" +#include "charstr.h" +#include "uassert.h" + +#define UNDERSCORE_CHAR ((UChar)0x005f) +#define AT_SIGN_CHAR ((UChar)64) +#define PERIOD_CHAR ((UChar)46) + +U_NAMESPACE_BEGIN + +ICULocaleService::ICULocaleService() + : fallbackLocale(Locale::getDefault()) +{ +} + +ICULocaleService::ICULocaleService(const UnicodeString& dname) + : ICUService(dname) + , fallbackLocale(Locale::getDefault()) +{ +} + +ICULocaleService::~ICULocaleService() +{ +} + +UObject* +ICULocaleService::get(const Locale& locale, UErrorCode& status) const +{ + return get(locale, LocaleKey::KIND_ANY, NULL, status); +} + +UObject* +ICULocaleService::get(const Locale& locale, int32_t kind, UErrorCode& status) const +{ + return get(locale, kind, NULL, status); +} + +UObject* +ICULocaleService::get(const Locale& locale, Locale* actualReturn, UErrorCode& status) const +{ + return get(locale, LocaleKey::KIND_ANY, actualReturn, status); +} + +UObject* +ICULocaleService::get(const Locale& locale, int32_t kind, Locale* actualReturn, UErrorCode& status) const +{ + UObject* result = NULL; + if (U_FAILURE(status)) { + return result; + } + + UnicodeString locName(locale.getName(), -1, US_INV); + if (locName.isBogus()) { + status = U_MEMORY_ALLOCATION_ERROR; + } else { + ICUServiceKey* key = createKey(&locName, kind, status); + if (key) { + if (actualReturn == NULL) { + result = getKey(*key, status); + } else { + UnicodeString temp; + result = getKey(*key, &temp, status); + + if (result != NULL) { + key->parseSuffix(temp); + LocaleUtility::initLocaleFromName(temp, *actualReturn); + } + } + delete key; + } + } + return result; +} + + +URegistryKey +ICULocaleService::registerInstance(UObject* objToAdopt, const UnicodeString& locale, + UBool visible, UErrorCode& status) +{ + Locale loc; + LocaleUtility::initLocaleFromName(locale, loc); + return registerInstance(objToAdopt, loc, LocaleKey::KIND_ANY, + visible ? LocaleKeyFactory::VISIBLE : LocaleKeyFactory::INVISIBLE, status); +} + +URegistryKey +ICULocaleService::registerInstance(UObject* objToAdopt, const Locale& locale, UErrorCode& status) +{ + return registerInstance(objToAdopt, locale, LocaleKey::KIND_ANY, LocaleKeyFactory::VISIBLE, status); +} + +URegistryKey +ICULocaleService::registerInstance(UObject* objToAdopt, const Locale& locale, int32_t kind, UErrorCode& status) +{ + return registerInstance(objToAdopt, locale, kind, LocaleKeyFactory::VISIBLE, status); +} + +URegistryKey +ICULocaleService::registerInstance(UObject* objToAdopt, const Locale& locale, int32_t kind, int32_t coverage, UErrorCode& status) +{ + ICUServiceFactory * factory = new SimpleLocaleKeyFactory(objToAdopt, locale, kind, coverage); + if (factory != NULL) { + return registerFactory(factory, status); + } + delete objToAdopt; + return NULL; +} + +#if 0 +URegistryKey +ICULocaleService::registerInstance(UObject* objToAdopt, const UnicodeString& locale, UErrorCode& status) +{ + return registerInstance(objToAdopt, locale, LocaleKey::KIND_ANY, LocaleKeyFactory::VISIBLE, status); +} + +URegistryKey +ICULocaleService::registerInstance(UObject* objToAdopt, const UnicodeString& locale, UBool visible, UErrorCode& status) +{ + return registerInstance(objToAdopt, locale, LocaleKey::KIND_ANY, + visible ? LocaleKeyFactory::VISIBLE : LocaleKeyFactory::INVISIBLE, + status); +} + +URegistryKey +ICULocaleService::registerInstance(UObject* objToAdopt, const UnicodeString& locale, int32_t kind, int32_t coverage, UErrorCode& status) +{ + ICUServiceFactory * factory = new SimpleLocaleKeyFactory(objToAdopt, locale, kind, coverage); + if (factory != NULL) { + return registerFactory(factory, status); + } + delete objToAdopt; + return NULL; +} +#endif + +class ServiceEnumeration : public StringEnumeration { +private: + const ICULocaleService* _service; + int32_t _timestamp; + UVector _ids; + int32_t _pos; + +private: + ServiceEnumeration(const ICULocaleService* service, UErrorCode &status) + : _service(service) + , _timestamp(service->getTimestamp()) + , _ids(uprv_deleteUObject, NULL, status) + , _pos(0) + { + _service->getVisibleIDs(_ids, status); + } + + ServiceEnumeration(const ServiceEnumeration &other, UErrorCode &status) + : _service(other._service) + , _timestamp(other._timestamp) + , _ids(uprv_deleteUObject, NULL, status) + , _pos(0) + { + if(U_SUCCESS(status)) { + int32_t i, length; + + length = other._ids.size(); + for(i = 0; i < length; ++i) { + _ids.addElement(((UnicodeString *)other._ids.elementAt(i))->clone(), status); + } + + if(U_SUCCESS(status)) { + _pos = other._pos; + } + } + } + +public: + static ServiceEnumeration* create(const ICULocaleService* service) { + UErrorCode status = U_ZERO_ERROR; + ServiceEnumeration* result = new ServiceEnumeration(service, status); + if (U_SUCCESS(status)) { + return result; + } + delete result; + return NULL; + } + + virtual ~ServiceEnumeration(); + + virtual StringEnumeration *clone() const { + UErrorCode status = U_ZERO_ERROR; + ServiceEnumeration *cl = new ServiceEnumeration(*this, status); + if(U_FAILURE(status)) { + delete cl; + cl = NULL; + } + return cl; + } + + UBool upToDate(UErrorCode& status) const { + if (U_SUCCESS(status)) { + if (_timestamp == _service->getTimestamp()) { + return TRUE; + } + status = U_ENUM_OUT_OF_SYNC_ERROR; + } + return FALSE; + } + + virtual int32_t count(UErrorCode& status) const { + return upToDate(status) ? _ids.size() : 0; + } + + virtual const UnicodeString* snext(UErrorCode& status) { + if (upToDate(status) && (_pos < _ids.size())) { + return (const UnicodeString*)_ids[_pos++]; + } + return NULL; + } + + virtual void reset(UErrorCode& status) { + if (status == U_ENUM_OUT_OF_SYNC_ERROR) { + status = U_ZERO_ERROR; + } + if (U_SUCCESS(status)) { + _timestamp = _service->getTimestamp(); + _pos = 0; + _service->getVisibleIDs(_ids, status); + } + } + +public: + static UClassID U_EXPORT2 getStaticClassID(void); + virtual UClassID getDynamicClassID(void) const; +}; + +ServiceEnumeration::~ServiceEnumeration() {} + +UOBJECT_DEFINE_RTTI_IMPLEMENTATION(ServiceEnumeration) + +StringEnumeration* +ICULocaleService::getAvailableLocales(void) const +{ + return ServiceEnumeration::create(this); +} + +const UnicodeString& +ICULocaleService::validateFallbackLocale() const +{ + const Locale& loc = Locale::getDefault(); + ICULocaleService* ncThis = (ICULocaleService*)this; + static UMutex llock; + { + Mutex mutex(&llock); + if (loc != fallbackLocale) { + ncThis->fallbackLocale = loc; + LocaleUtility::initNameFromLocale(loc, ncThis->fallbackLocaleName); + ncThis->clearServiceCache(); + } + } + return fallbackLocaleName; +} + +ICUServiceKey* +ICULocaleService::createKey(const UnicodeString* id, UErrorCode& status) const +{ + return LocaleKey::createWithCanonicalFallback(id, &validateFallbackLocale(), status); +} + +ICUServiceKey* +ICULocaleService::createKey(const UnicodeString* id, int32_t kind, UErrorCode& status) const +{ + return LocaleKey::createWithCanonicalFallback(id, &validateFallbackLocale(), kind, status); +} + +U_NAMESPACE_END + +/* !UCONFIG_NO_SERVICE */ +#endif + + |