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// Copyright (C) 2016 and later: Unicode, Inc. and others.
// License & terms of use: http://www.unicode.org/copyright.html
/*
*******************************************************************************
* Copyright (C) 2011, International Business Machines
* Corporation and others. All Rights Reserved.
*******************************************************************************
* file name: unistr_case_locale.cpp
* encoding: US-ASCII
* tab size: 8 (not used)
* indentation:4
*
* created on: 2011may31
* created by: Markus W. Scherer
*
* Locale-sensitive case mapping functions (ones that call uloc_getDefault())
* were moved here to break dependency cycles among parts of the common library.
*/
#include "unicode/utypes.h"
#include "unicode/locid.h"
#include "unicode/unistr.h"
#include "cmemory.h"
#include "ustr_imp.h"
U_NAMESPACE_BEGIN
//========================================
// Write implementation
//========================================
/*
* Set parameters on an empty UCaseMap, for UCaseMap-less API functions.
* Do this fast because it is called with every function call.
*/
static inline void
setTempCaseMap(UCaseMap *csm, const char *locale) {
if(csm->csp==NULL) {
csm->csp=ucase_getSingleton();
}
if(locale!=NULL && locale[0]==0) {
csm->locale[0]=0;
} else {
ustrcase_setTempCaseMapLocale(csm, locale);
}
}
UnicodeString &
UnicodeString::toLower() {
return toLower(Locale::getDefault());
}
UnicodeString &
UnicodeString::toLower(const Locale &locale) {
UCaseMap csm=UCASEMAP_INITIALIZER;
setTempCaseMap(&csm, locale.getName());
return caseMap(&csm, ustrcase_internalToLower);
}
UnicodeString &
UnicodeString::toUpper() {
return toUpper(Locale::getDefault());
}
UnicodeString &
UnicodeString::toUpper(const Locale &locale) {
UCaseMap csm=UCASEMAP_INITIALIZER;
setTempCaseMap(&csm, locale.getName());
return caseMap(&csm, ustrcase_internalToUpper);
}
U_NAMESPACE_END
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