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ICU-3549 update implementation; add ucol_getFunctionalEquivalent

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X-SVN-Rev: 15043
This commit is contained in:
Alan Liu 2004-04-24 02:59:03 +00:00
parent 52dafb16f7
commit e989896e67
1 changed files with 45 additions and 3 deletions
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48
icu4c/source/i18n/ucol.cpp
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@ -17,6 +17,7 @@
*/
#include "unicode/utypes.h"
#include "ustrenum.h"
#include "uassert.h"
#if !UCONFIG_NO_COLLATION
@ -7535,17 +7536,58 @@ ucol_countAvailable()
U_CAPI UEnumeration* U_EXPORT2
ucol_openAvailableLocales(UErrorCode *status) {
return ures_openAvailableLocales(U_ICUDATA_COLL, status);
// This is a wrapper over Collator::getAvailableLocales()
if (U_FAILURE(*status)) {
return NULL;
}
StringEnumeration *s = Collator::getAvailableLocales();
if (s == NULL) {
*status = U_MEMORY_ALLOCATION_ERROR;
return NULL;
}
return uenum_openStringEnumeration(s, status);
}
// would be nice if KW == RESOURCE_NAME - alan
static const char* KW = "collation";
static const char* RESOURCE_NAME = "collations";
static const char* KEYWORDS[] = { KW };
#define KEYWORD_COUNT (sizeof(KEYWORDS)/sizeof(KEYWORDS[0]))
U_CAPI UEnumeration* U_EXPORT2
ucol_getKeywords(UErrorCode *status) {
UEnumeration *result = NULL;
if (U_SUCCESS(*status)) {
return uenum_openCharStringsEnumeration(KEYWORDS, KEYWORD_COUNT, status);
}
return result;
}
U_CAPI UEnumeration* U_EXPORT2
ucol_getKeywordValues(const char *keyword, UErrorCode *status) {
// hard-coded to accept exactly one collation keyword
// modify if additional collation keyword is added later
if (U_SUCCESS(*status) &&
keyword==NULL || uprv_strcmp(keyword, "collation")!=0) {
keyword==NULL || uprv_strcmp(keyword, KW)!=0) {
*status = U_ILLEGAL_ARGUMENT_ERROR;
return NULL;
}
return ures_getKeywordValues(U_ICUDATA_COLL, keyword, status);
return ures_getKeywordValues(U_ICUDATA_COLL, RESOURCE_NAME, status);
}
U_CAPI int32_t U_EXPORT2
ucol_getFunctionalEquivalent(char* result, int32_t resultCapacity,
const char* locale, UBool* isAvailable,
UErrorCode* status) {
// odd that resource name is "collations" but keyword is
// "collation"
return ures_getFunctionalEquivalent(result, resultCapacity, U_ICUDATA_COLL,
"collations", KW, locale,
isAvailable, status);
}
U_CAPI void U_EXPORT2