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ICU-2787 reduce number of function calls

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X-SVN-Rev: 11820
This commit is contained in:
Alan Liu 2003-05-06 23:27:39 +00:00
parent 5be3104f22
commit f3cb8b5d00
1 changed files with 16 additions and 12 deletions
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28
icu4c/source/i18n/translit.cpp
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@ -91,6 +91,10 @@ static UMTX registryMutex = 0;
*/
static TransliteratorRegistry* registry = 0;
// Macro to check/initialize the registry. ONLY USE WITHIN
// MUTEX. Avoids function call when registry is initialized.
#define HAVE_REGISTRY (registry!=0 || initializeRegistry())
// Empty string
static const UChar EMPTY[] = {0}; //""
@ -948,7 +952,7 @@ Transliterator* Transliterator::createBasicInstance(const UnicodeString& id,
Transliterator* t = 0;
umtx_lock(&registryMutex);
if (initializeRegistry()) {
if (HAVE_REGISTRY) {
t = registry->get(id, alias, pe, ec);
}
umtx_unlock(&registryMutex);
@ -1114,7 +1118,7 @@ void Transliterator::registerFactory(const UnicodeString& id,
Transliterator::Factory factory,
Transliterator::Token context) {
Mutex lock(&registryMutex);
if (initializeRegistry()) {
if (HAVE_REGISTRY) {
_registerFactory(id, factory, context);
}
}
@ -1150,7 +1154,7 @@ void Transliterator::_registerSpecialInverse(const UnicodeString& target,
*/
void Transliterator::registerInstance(Transliterator* adoptedPrototype) {
Mutex lock(&registryMutex);
if (initializeRegistry()) {
if (HAVE_REGISTRY) {
_registerInstance(adoptedPrototype);
}
}
@ -1169,7 +1173,7 @@ void Transliterator::_registerInstance(Transliterator* adoptedPrototype) {
*/
void Transliterator::unregister(const UnicodeString& ID) {
Mutex lock(&registryMutex);
if (initializeRegistry()) {
if (HAVE_REGISTRY) {
registry->remove(ID);
}
}
@ -1181,7 +1185,7 @@ void Transliterator::unregister(const UnicodeString& ID) {
*/
int32_t Transliterator::countAvailableIDs(void) {
Mutex lock(&registryMutex);
return initializeRegistry() ? registry->countAvailableIDs() : 0;
return HAVE_REGISTRY ? registry->countAvailableIDs() : 0;
}
/**
@ -1192,7 +1196,7 @@ int32_t Transliterator::countAvailableIDs(void) {
const UnicodeString& Transliterator::getAvailableID(int32_t index) {
const UnicodeString* result = NULL;
umtx_lock(&registryMutex);
if (initializeRegistry()) {
if (HAVE_REGISTRY) {
result = &registry->getAvailableID(index);
}
umtx_unlock(&registryMutex);
@ -1202,13 +1206,13 @@ const UnicodeString& Transliterator::getAvailableID(int32_t index) {
int32_t Transliterator::countAvailableSources(void) {
Mutex lock(&registryMutex);
return initializeRegistry() ? _countAvailableSources() : 0;
return HAVE_REGISTRY ? _countAvailableSources() : 0;
}
UnicodeString& Transliterator::getAvailableSource(int32_t index,
UnicodeString& result) {
Mutex lock(&registryMutex);
if (initializeRegistry()) {
if (HAVE_REGISTRY) {
_getAvailableSource(index, result);
}
return result;
@ -1216,14 +1220,14 @@ UnicodeString& Transliterator::getAvailableSource(int32_t index,
int32_t Transliterator::countAvailableTargets(const UnicodeString& source) {
Mutex lock(&registryMutex);
return initializeRegistry() ? _countAvailableTargets(source) : 0;
return HAVE_REGISTRY ? _countAvailableTargets(source) : 0;
}
UnicodeString& Transliterator::getAvailableTarget(int32_t index,
const UnicodeString& source,
UnicodeString& result) {
Mutex lock(&registryMutex);
if (initializeRegistry()) {
if (HAVE_REGISTRY) {
_getAvailableTarget(index, source, result);
}
return result;
@ -1232,7 +1236,7 @@ UnicodeString& Transliterator::getAvailableTarget(int32_t index,
int32_t Transliterator::countAvailableVariants(const UnicodeString& source,
const UnicodeString& target) {
Mutex lock(&registryMutex);
return initializeRegistry() ? _countAvailableVariants(source, target) : 0;
return HAVE_REGISTRY ? _countAvailableVariants(source, target) : 0;
}
UnicodeString& Transliterator::getAvailableVariant(int32_t index,
@ -1240,7 +1244,7 @@ UnicodeString& Transliterator::getAvailableVariant(int32_t index,
const UnicodeString& target,
UnicodeString& result) {
Mutex lock(&registryMutex);
if (initializeRegistry()) {
if (HAVE_REGISTRY) {
_getAvailableVariant(index, source, target, result);
}
return result;