BreakIterator*
BreakIterator::createInstance(const Locale& loc, int32_t kind, UErrorCode& status)
{
if (U_FAILURE(status)) {
return NULL;
}
#if !UCONFIG_NO_SERVICE
if (hasService()) {
Locale actualLoc("");
BreakIterator *result = (BreakIterator*)gService->get(loc, kind, &actualLoc, status);
// TODO: The way the service code works in ICU 2.8 is that if
// there is a real registered break iterator, the actualLoc
// will be populated, but if the handleDefault path is taken
// (because nothing is registered that can handle the
// requested locale) then the actualLoc comes back empty. In
// that case, the returned object already has its actual/valid
// locale data populated (by makeInstance, which is what
// handleDefault calls), so we don't touch it. YES, A COMMENT
// THIS LONG is a sign of bad code -- so the action item is to
// revisit this in ICU 3.0 and clean it up/fix it/remove it.
if (U_SUCCESS(status) && (result != NULL) && *actualLoc.getName() != 0) {
U_LOCALE_BASED(locBased, *result);
locBased.setLocaleIDs(actualLoc.getName(), actualLoc.getName());
}
return result;
}
else
#endif
{
return makeInstance(loc, kind, status);
}
}
Collator* U_EXPORT2 Collator::createInstance(const Locale& desiredLocale,
UErrorCode& status)
{
if (U_FAILURE(status))
return 0;
if (desiredLocale.isBogus()) {
// Locale constructed from malformed locale ID or language tag.
status = U_ILLEGAL_ARGUMENT_ERROR;
return NULL;
}
Collator* coll;
#if !UCONFIG_NO_SERVICE
if (hasService()) {
Locale actualLoc;
coll = (Collator*)gService->get(desiredLocale, &actualLoc, status);
} else
#endif
{
coll = makeInstance(desiredLocale, status);
// Either returns NULL with U_FAILURE(status), or non-NULL with U_SUCCESS(status)
}
// The use of *coll in setAttributesFromKeywords can cause the NULL check to be
// optimized out of the delete even though setAttributesFromKeywords returns
// immediately if U_FAILURE(status), so we add a check here.
if (U_FAILURE(status)) {
return NULL;
}
setAttributesFromKeywords(desiredLocale, *coll, status);
if (U_FAILURE(status)) {
delete coll;
return NULL;
}
return coll;
}
Collator* U_EXPORT2 Collator::createInstance(const Locale& desiredLocale,
UErrorCode& status)
{
if (U_FAILURE(status))
return 0;
#if !UCONFIG_NO_SERVICE
if (hasService()) {
Locale actualLoc;
Collator *result =
(Collator*)gService->get(desiredLocale, &actualLoc, status);
// Ugly Hack Alert! If the returned locale is empty (not root,
// but empty -- getName() == "") then that means the service
// returned a default object, not a "real" service object. In
// that case, the locale metadata (valid & actual) is setup
// correctly already, and we don't want to overwrite it. (TODO
// remove in 3.0) [aliu]
if (*actualLoc.getName() != 0) {
result->setLocales(desiredLocale, actualLoc, actualLoc);
}
return result;
}
#endif
return makeInstance(desiredLocale, status);
}
Collator* U_EXPORT2 Collator::createInstance(const Locale& desiredLocale,
UErrorCode& status)
{
if (U_FAILURE(status))
return 0;
if (desiredLocale.isBogus()) {
// Locale constructed from malformed locale ID or language tag.
status = U_ILLEGAL_ARGUMENT_ERROR;
return NULL;
}
Collator* coll;
#if !UCONFIG_NO_SERVICE
if (hasService()) {
Locale actualLoc;
coll = (Collator*)gService->get(desiredLocale, &actualLoc, status);
} else
#endif
{
coll = makeInstance(desiredLocale, status);
}
setAttributesFromKeywords(desiredLocale, *coll, status);
if (U_FAILURE(status)) {
delete coll;
return NULL;
}
return coll;
}
UCollator*
Collator::createUCollator(const char *loc,
UErrorCode *status)
{
UCollator *result = 0;
if (status && U_SUCCESS(*status) && hasService()) {
Locale desiredLocale(loc);
Collator *col = (Collator*)gService->get(desiredLocale, *status);
RuleBasedCollator *rbc;
if (col && (rbc = dynamic_cast<RuleBasedCollator *>(col))) {
if (!rbc->dataIsOwned) {
result = ucol_safeClone(rbc->ucollator, NULL, NULL, status);
} else {
result = rbc->ucollator;
rbc->ucollator = NULL; // to prevent free on delete
}
} else {
// should go in a function- ucol_initDelegate(delegate)
result = (UCollator *)uprv_malloc(sizeof(UCollator));
if(result == NULL) {
*status = U_MEMORY_ALLOCATION_ERROR;
} else {
uprv_memset(result, 0, sizeof(UCollator));
result->delegate = col;
result->freeOnClose = TRUE; // do free on close.
col = NULL; // to prevent free on delete.
}
}
delete col;
}
return result;
}
UnicodeString& Collator::getDisplayName(const Locale& objectLocale,
const Locale& displayLocale,
UnicodeString& name)
{
if (hasService()) {
return gService->getDisplayName(objectLocale.getName(), name, displayLocale);
}
return objectLocale.getDisplayName(displayLocale, name);
}
UBool U_EXPORT2
BreakIterator::unregister(URegistryKey key, UErrorCode& status)
{
if (U_SUCCESS(status)) {
if (hasService()) {
return gService->unregister(key, status);
}
status = U_MEMORY_ALLOCATION_ERROR;
}
return FALSE;
}
UBool U_EXPORT2
Collator::unregister(URegistryKey key, UErrorCode& status)
{
if (U_SUCCESS(status)) {
if (hasService()) {
return gService->unregister(key, status);
}
status = U_ILLEGAL_ARGUMENT_ERROR;
}
return FALSE;
}
UnicodeString& U_EXPORT2 Collator::getDisplayName(const Locale& objectLocale,
const Locale& displayLocale,
UnicodeString& name)
{
#if !UCONFIG_NO_SERVICE
if (hasService()) {
UnicodeString locNameStr;
LocaleUtility::initNameFromLocale(objectLocale, locNameStr);
return gService->getDisplayName(locNameStr, name, displayLocale);
}
#endif
return objectLocale.getDisplayName(displayLocale, name);
}
StringEnumeration* U_EXPORT2
Collator::getAvailableLocales(void)
{
#if !UCONFIG_NO_SERVICE
if (hasService()) {
return getService()->getAvailableLocales();
}
#endif /* UCONFIG_NO_SERVICE */
UErrorCode status = U_ZERO_ERROR;
if (isAvailableLocaleListInitialized(status)) {
return new CollationLocaleListEnumeration();
}
return NULL;
}
int hasProtocol(HostAttributeEntry *host_entry,
int ipprotocol,
int protocol,
int application)
{
int ret = SFTARGET_NOMATCH;
ret = hasService(host_entry, ipprotocol, protocol, application);
if (ret == SFTARGET_MATCH)
return ret;
ret = hasClient(host_entry, ipprotocol, protocol, application);
if (ret == SFTARGET_MATCH)
return ret;
return ret;
}
void ServiceManager::registerService(ServiceID const& serviceId, ServiceFactoryPtr factory,
bool createOnDemand)
{
if(!factory)
throw std::invalid_argument("\"factory\" cannot be NULL");
if(hasService(serviceId))
throw std::invalid_argument("A service with this \"serviceId\" already exists");
Mutex::scoped_lock lock(m_mutex);
ServicePtr service = 0;
if(!createOnDemand)
service = factory->createInstance();
ServicePair serviceInfo = std::make_pair(factory, service);
m_services.insert(std::make_pair(serviceId, serviceInfo));
}
ServiceManager::ServicePtr
ServiceManager::queryForService(ServiceID const& serviceId) {
ServicePtr ret = 0;
if(hasService(serviceId)) {
Mutex::scoped_lock lock(m_mutex);
ServicePair &serv = m_services[serviceId];
if(!serv.second) {
// Should we check if the creation succeeded???
serv.second = (serv.first)->createInstance();
}
ret = serv.second;
}
return ret;
}
UCollator*
Collator::createUCollator(const char *loc,
UErrorCode *status)
{
UCollator *result = 0;
if (status && U_SUCCESS(*status) && hasService()) {
Locale desiredLocale(loc);
Collator *col = (Collator*)gService->get(desiredLocale, *status);
if (col && col->getDynamicClassID() == RuleBasedCollator::getStaticClassID()) {
RuleBasedCollator *rbc = (RuleBasedCollator *)col;
if (!rbc->dataIsOwned) {
result = ucol_safeClone(rbc->ucollator, NULL, NULL, status);
} else {
result = rbc->ucollator;
rbc->ucollator = NULL; // to prevent free on delete
}
}
delete col;
}
return result;
}
bool GlobalService::require(const std::string servicename) {
return hasService(servicename) || plugin::PluginLoader::Instance()->loadService(servicename, 0); // load globally.
}
bool ServiceRegistry::hasUnresolvedService(std::string matchtag){
return hasService(matchtag, &unresolved);
}
bool ServiceRegistry::hasService(std::string matchtag){
return hasService(matchtag, &services);
}
