UnicodeString&
TZGNCore::getDisplayName(const TimeZone& tz, UTimeZoneGenericNameType type, UDate date, UnicodeString& name) const {
name.setToBogus();
switch (type) {
case UTZGNM_LOCATION:
{
const UChar* tzCanonicalID = ZoneMeta::getCanonicalCLDRID(tz);
if (tzCanonicalID != NULL) {
getGenericLocationName(UnicodeString(tzCanonicalID), name);
}
}
break;
case UTZGNM_LONG:
case UTZGNM_SHORT:
formatGenericNonLocationName(tz, type, date, name);
if (name.isEmpty()) {
const UChar* tzCanonicalID = ZoneMeta::getCanonicalCLDRID(tz);
if (tzCanonicalID != NULL) {
getGenericLocationName(UnicodeString(tzCanonicalID), name);
}
}
break;
default:
break;
}
return name;
}
/*
* This method updates the cache and must be called with a lock,
* except initializer.
*/
void
TZGNCore::loadStrings(const UnicodeString& tzCanonicalID) {
// load the generic location name
getGenericLocationName(tzCanonicalID);
// partial location names
UErrorCode status = U_ZERO_ERROR;
const UnicodeString *mzID;
UnicodeString goldenID;
UnicodeString mzGenName;
UTimeZoneNameType genNonLocTypes[] = {
UTZNM_LONG_GENERIC, UTZNM_SHORT_GENERIC,
UTZNM_UNKNOWN /*terminator*/
};
StringEnumeration *mzIDs = fTimeZoneNames->getAvailableMetaZoneIDs(tzCanonicalID, status);
while ((mzID = mzIDs->snext(status))) {
if (U_FAILURE(status)) {
break;
}
// if this time zone is not the golden zone of the meta zone,
// partial location name (such as "PT (Los Angeles)") might be
// available.
fTimeZoneNames->getReferenceZoneID(*mzID, fTargetRegion, goldenID);
if (tzCanonicalID != goldenID) {
for (int32_t i = 0; genNonLocTypes[i] != UTZNM_UNKNOWN; i++) {
fTimeZoneNames->getMetaZoneDisplayName(*mzID, genNonLocTypes[i], mzGenName);
if (!mzGenName.isEmpty()) {
// getPartialLocationName formats a name and put it into the trie
getPartialLocationName(tzCanonicalID, *mzID,
(genNonLocTypes[i] == UTZNM_LONG_GENERIC), mzGenName);
}
}
}
}
if (mzIDs != NULL) {
delete mzIDs;
}
}
