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// © 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 "uhash.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
LocaleKey*
LocaleKey::createWithCanonicalFallback(const UnicodeString* primaryID,
const UnicodeString* canonicalFallbackID,
UErrorCode& status)
{
return LocaleKey::createWithCanonicalFallback(primaryID, canonicalFallbackID, KIND_ANY, status);
}
LocaleKey*
LocaleKey::createWithCanonicalFallback(const UnicodeString* primaryID,
const UnicodeString* canonicalFallbackID,
int32_t kind,
UErrorCode& status)
{
if (primaryID == NULL || U_FAILURE(status)) {
return NULL;
}
UnicodeString canonicalPrimaryID;
LocaleUtility::canonicalLocaleString(primaryID, canonicalPrimaryID);
return new LocaleKey(*primaryID, canonicalPrimaryID, canonicalFallbackID, kind);
}
LocaleKey::LocaleKey(const UnicodeString& primaryID,
const UnicodeString& canonicalPrimaryID,
const UnicodeString* canonicalFallbackID,
int32_t kind)
: ICUServiceKey(primaryID)
, _kind(kind)
, _primaryID(canonicalPrimaryID)
, _fallbackID()
, _currentID()
{
_fallbackID.setToBogus();
if (_primaryID.length() != 0) {
if (canonicalFallbackID != NULL && _primaryID != *canonicalFallbackID) {
_fallbackID = *canonicalFallbackID;
}
}
_currentID = _primaryID;
}
LocaleKey::~LocaleKey() {}
UnicodeString&
LocaleKey::prefix(UnicodeString& result) const {
if (_kind != KIND_ANY) {
UChar buffer[64];
uprv_itou(buffer, 64, _kind, 10, 0);
UnicodeString temp(buffer);
result.append(temp);
}
return result;
}
int32_t
LocaleKey::kind() const {
return _kind;
}
UnicodeString&
LocaleKey::canonicalID(UnicodeString& result) const {
return result.append(_primaryID);
}
UnicodeString&
LocaleKey::currentID(UnicodeString& result) const {
if (!_currentID.isBogus()) {
result.append(_currentID);
}
return result;
}
UnicodeString&
LocaleKey::currentDescriptor(UnicodeString& result) const {
if (!_currentID.isBogus()) {
prefix(result).append(PREFIX_DELIMITER).append(_currentID);
} else {
result.setToBogus();
}
return result;
}
Locale&
LocaleKey::canonicalLocale(Locale& result) const {
return LocaleUtility::initLocaleFromName(_primaryID, result);
}
Locale&
LocaleKey::currentLocale(Locale& result) const {
return LocaleUtility::initLocaleFromName(_currentID, result);
}
UBool
LocaleKey::fallback() {
if (!_currentID.isBogus()) {
int x = _currentID.lastIndexOf(UNDERSCORE_CHAR);
if (x != -1) {
_currentID.remove(x); // truncate current or fallback, whichever we're pointing to
return TRUE;
}
if (!_fallbackID.isBogus()) {
_currentID = _fallbackID;
_fallbackID.setToBogus();
return TRUE;
}
if (_currentID.length() > 0) {
_currentID.remove(0); // completely truncate
return TRUE;
}
_currentID.setToBogus();
}
return FALSE;
}
UBool
LocaleKey::isFallbackOf(const UnicodeString& id) const {
UnicodeString temp(id);
parseSuffix(temp);
return temp.indexOf(_primaryID) == 0 &&
(temp.length() == _primaryID.length() ||
temp.charAt(_primaryID.length()) == UNDERSCORE_CHAR);
}
#ifdef SERVICE_DEBUG
UnicodeString&
LocaleKey::debug(UnicodeString& result) const
{
ICUServiceKey::debug(result);
result.append((UnicodeString)" kind: ");
result.append(_kind);
result.append((UnicodeString)" primaryID: ");
result.append(_primaryID);
result.append((UnicodeString)" fallbackID: ");
result.append(_fallbackID);
result.append((UnicodeString)" currentID: ");
result.append(_currentID);
return result;
}
UnicodeString&
LocaleKey::debugClass(UnicodeString& result) const
{
return result.append((UnicodeString)"LocaleKey ");
}
#endif
UOBJECT_DEFINE_RTTI_IMPLEMENTATION(LocaleKey)
U_NAMESPACE_END
/* !UCONFIG_NO_SERVICE */
#endif
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