/*
*******************************************************************************
-* Copyright (C) 1997-2015, International Business Machines Corporation and
+* Copyright (C) 1997-2016, International Business Machines Corporation and
* others. All Rights Reserved.
*******************************************************************************
*
#include "locbased.h"
#include "uresimp.h"
#include "ureslocs.h"
+#include "charstr.h"
// *****************************************************************************
// class DecimalFormatSymbols
static const char gCurrencyMatchTag[] = "currencyMatch";
static const char gCurrencySudMatchTag[] = "surroundingMatch";
static const char gCurrencyInsertBtnTag[] = "insertBetween";
-
+static const char gLatn[] = "latn";
+static const char gSymbols[] = "symbols";
+static const char gNumberElementsLatnSymbols[] = "NumberElements/latn/symbols";
static const UChar INTL_CURRENCY_SYMBOL_STR[] = {0xa4, 0xa4, 0};
+// List of field names to be loaded from the data files.
+// These are parallel with the enum ENumberFormatSymbol in unicode/dcfmtsym.h.
+static const char *gNumberElementKeys[DecimalFormatSymbols::kFormatSymbolCount] = {
+ "decimal",
+ "group",
+ "list",
+ "percentSign",
+ NULL, /* Native zero digit is deprecated from CLDR - get it from the numbering system */
+ NULL, /* Pattern digit character is deprecated from CLDR - use # by default always */
+ "minusSign",
+ "plusSign",
+ NULL, /* currency symbol - Wait until we know the currency before loading from CLDR */
+ NULL, /* intl currency symbol - Wait until we know the currency before loading from CLDR */
+ "currencyDecimal",
+ "exponential",
+ "perMille",
+ NULL, /* Escape padding character - not in CLDR */
+ "infinity",
+ "nan",
+ NULL, /* Significant digit symbol - not in CLDR */
+ "currencyGroup",
+ NULL, /* one digit - get it from the numbering system */
+ NULL, /* two digit - get it from the numbering system */
+ NULL, /* three digit - get it from the numbering system */
+ NULL, /* four digit - get it from the numbering system */
+ NULL, /* five digit - get it from the numbering system */
+ NULL, /* six digit - get it from the numbering system */
+ NULL, /* seven digit - get it from the numbering system */
+ NULL, /* eight digit - get it from the numbering system */
+ NULL, /* nine digit - get it from the numbering system */
+ "superscriptingExponent", /* Multiplication (x) symbol for exponents */
+};
+
// -------------------------------------
// Initializes this with the decimal format symbols in the default locale.
// -------------------------------------
+namespace {
+
+/**
+ * Sink for enumerating all of the decimal format symbols (more specifically, anything
+ * under the "NumberElements.symbols" tree).
+ *
+ * More specific bundles (en_GB) are enumerated before their parents (en_001, en, root):
+ * Only store a value if it is still missing, that is, it has not been overridden.
+ */
+struct DecFmtSymDataSink : public ResourceSink {
+
+ // Destination for data, modified via setters.
+ DecimalFormatSymbols& dfs;
+ // Boolean array of whether or not we have seen a particular symbol yet.
+ // Can't simpy check fSymbols because it is pre-populated with defaults.
+ UBool seenSymbol[DecimalFormatSymbols::kFormatSymbolCount] = { FALSE };
+
+ // Constructor/Destructor
+ DecFmtSymDataSink(DecimalFormatSymbols& _dfs) : dfs(_dfs) {}
+ virtual ~DecFmtSymDataSink();
+
+ virtual void put(const char *key, ResourceValue &value, UBool /*noFallback*/,
+ UErrorCode &errorCode) {
+ ResourceTable symbolsTable = value.getTable(errorCode);
+ if (U_FAILURE(errorCode)) { return; }
+ for (int32_t j = 0; symbolsTable.getKeyAndValue(j, key, value); ++j) {
+ for (int32_t i=0; i<DecimalFormatSymbols::kFormatSymbolCount; i++) {
+ if (gNumberElementKeys[i] != NULL && uprv_strcmp(key, gNumberElementKeys[i]) == 0) {
+ if (!seenSymbol[i]) {
+ seenSymbol[i] = TRUE;
+ dfs.setSymbol(
+ (DecimalFormatSymbols::ENumberFormatSymbol) i,
+ value.getUnicodeString(errorCode));
+ if (U_FAILURE(errorCode)) { return; }
+ }
+ break;
+ }
+ }
+ }
+ }
+
+ // Returns true if all the symbols have been seen.
+ UBool seenAll() {
+ for (int32_t i=0; i<DecimalFormatSymbols::kFormatSymbolCount; i++) {
+ if (!seenSymbol[i]) {
+ return FALSE;
+ }
+ }
+ return TRUE;
+ }
+
+ // If monetary decimal or grouping were not explicitly set, then set them to be the
+ // same as their non-monetary counterparts.
+ void resolveMissingMonetarySeparators(const UnicodeString* fSymbols) {
+ if (!seenSymbol[DecimalFormatSymbols::kMonetarySeparatorSymbol]) {
+ dfs.setSymbol(
+ DecimalFormatSymbols::kMonetarySeparatorSymbol,
+ fSymbols[DecimalFormatSymbols::kDecimalSeparatorSymbol]);
+ }
+ if (!seenSymbol[DecimalFormatSymbols::kMonetaryGroupingSeparatorSymbol]) {
+ dfs.setSymbol(
+ DecimalFormatSymbols::kMonetaryGroupingSeparatorSymbol,
+ fSymbols[DecimalFormatSymbols::kGroupingSeparatorSymbol]);
+ }
+ }
+};
+
+// Virtual destructors must be defined out of line.
+DecFmtSymDataSink::~DecFmtSymDataSink() {}
+
+} // namespace
+
void
DecimalFormatSymbols::initialize(const Locale& loc, UErrorCode& status, UBool useLastResortData)
{
- static const char *gNumberElementKeys[kFormatSymbolCount] = {
- "decimal",
- "group",
- "list",
- "percentSign",
- NULL, /* Native zero digit is deprecated from CLDR - get it from the numbering system */
- NULL, /* Pattern digit character is deprecated from CLDR - use # by default always */
- "minusSign",
- "plusSign",
- NULL, /* currency symbol - We don't really try to load this directly from CLDR until we know the currency */
- NULL, /* intl currency symbol - We don't really try to load this directly from CLDR until we know the currency */
- "currencyDecimal",
- "exponential",
- "perMille",
- NULL, /* Escape padding character - not in CLDR */
- "infinity",
- "nan",
- NULL, /* Significant digit symbol - not in CLDR */
- "currencyGroup",
- NULL, /* one digit - get it from the numbering system */
- NULL, /* two digit - get it from the numbering system */
- NULL, /* three digit - get it from the numbering system */
- NULL, /* four digit - get it from the numbering system */
- NULL, /* five digit - get it from the numbering system */
- NULL, /* six digit - get it from the numbering system */
- NULL, /* seven digit - get it from the numbering system */
- NULL, /* eight digit - get it from the numbering system */
- NULL, /* nine digit - get it from the numbering system */
- "superscriptingExponent", /* Multiplication (x) symbol for exponents */
- };
-
- static const char *gLatn = "latn";
- static const char *gSymbols = "symbols";
- const char *nsName;
- const UChar *sym = NULL;
- int32_t len = 0;
-
+ if (U_FAILURE(status)) { return; }
*validLocale = *actualLocale = 0;
currPattern = NULL;
- if (U_FAILURE(status))
- return;
-
- const char* locStr = loc.getName();
- LocalUResourceBundlePointer resource(ures_open(NULL, locStr, &status));
- LocalUResourceBundlePointer numberElementsRes(
- ures_getByKeyWithFallback(resource.getAlias(), gNumberElements, NULL, &status));
-
- if (U_FAILURE(status)) {
- if ( useLastResortData ) {
- status = U_USING_DEFAULT_WARNING;
- initialize();
- }
- return;
- }
// First initialize all the symbols to the fallbacks for anything we can't find
initialize();
// Next get the numbering system for this locale and set zero digit
// and the digit string based on the numbering system for the locale
//
-
LocalPointer<NumberingSystem> ns(NumberingSystem::createInstance(loc, status));
+ const char *nsName;
if (U_SUCCESS(status) && ns->getRadix() == 10 && !ns->isAlgorithmic()) {
nsName = ns->getName();
UnicodeString digitString(ns->getDescription());
nsName = gLatn;
}
- UBool isLatn = !uprv_strcmp(nsName,gLatn);
+ // Open resource bundles
+ const char* locStr = loc.getName();
+ LocalUResourceBundlePointer resource(ures_open(NULL, locStr, &status));
+ LocalUResourceBundlePointer numberElementsRes(
+ ures_getByKeyWithFallback(resource.getAlias(), gNumberElements, NULL, &status));
- UErrorCode nlStatus = U_ZERO_ERROR;
- LocalUResourceBundlePointer nonLatnSymbols;
- if ( !isLatn ) {
- nonLatnSymbols.adoptInstead(
- ures_getByKeyWithFallback(numberElementsRes.getAlias(), nsName, NULL, &nlStatus));
- ures_getByKeyWithFallback(nonLatnSymbols.getAlias(), gSymbols, nonLatnSymbols.getAlias(), &nlStatus);
+ if (U_FAILURE(status)) {
+ if ( useLastResortData ) {
+ status = U_USING_DEFAULT_WARNING;
+ initialize();
+ }
+ return;
}
- LocalUResourceBundlePointer latnSymbols(
- ures_getByKeyWithFallback(numberElementsRes.getAlias(), gLatn, NULL, &status));
- ures_getByKeyWithFallback(latnSymbols.getAlias(), gSymbols, latnSymbols.getAlias(), &status);
-
- UBool kMonetaryDecimalSet = FALSE;
- UBool kMonetaryGroupingSet = FALSE;
- for(int32_t i = 0; i<kFormatSymbolCount; i++) {
- if ( gNumberElementKeys[i] != NULL ) {
- UErrorCode localStatus = U_ZERO_ERROR;
- if ( !isLatn ) {
- sym = ures_getStringByKeyWithFallback(nonLatnSymbols.getAlias(),
- gNumberElementKeys[i], &len, &localStatus);
- // If we can't find the symbol in the numbering system specific resources,
- // use the "latn" numbering system as the fallback.
- if ( U_FAILURE(localStatus) ) {
- localStatus = U_ZERO_ERROR;
- sym = ures_getStringByKeyWithFallback(latnSymbols.getAlias(),
- gNumberElementKeys[i], &len, &localStatus);
- }
- } else {
- sym = ures_getStringByKeyWithFallback(latnSymbols.getAlias(),
- gNumberElementKeys[i], &len, &localStatus);
- }
-
- if ( U_SUCCESS(localStatus) ) {
- setSymbol((ENumberFormatSymbol)i, UnicodeString(TRUE, sym, len));
- if ( i == kMonetarySeparatorSymbol ) {
- kMonetaryDecimalSet = TRUE;
- } else if ( i == kMonetaryGroupingSeparatorSymbol ) {
- kMonetaryGroupingSet = TRUE;
- }
- }
+ // Set locale IDs
+ // TODO: Is there a way to do this without depending on the resource bundle instance?
+ U_LOCALE_BASED(locBased, *this);
+ locBased.setLocaleIDs(
+ ures_getLocaleByType(
+ numberElementsRes.getAlias(),
+ ULOC_VALID_LOCALE, &status),
+ ures_getLocaleByType(
+ numberElementsRes.getAlias(),
+ ULOC_ACTUAL_LOCALE, &status));
+
+ // Now load the rest of the data from the data sink.
+ // Start with loading this nsName if it is not Latin.
+ DecFmtSymDataSink sink(*this);
+ if (uprv_strcmp(nsName, gLatn) != 0) {
+ CharString path;
+ path.append(gNumberElements, status)
+ .append('/', status)
+ .append(nsName, status)
+ .append('/', status)
+ .append(gSymbols, status);
+ ures_getAllItemsWithFallback(resource.getAlias(), path.data(), sink, status);
+
+ // If no symbols exist for the given nsName and resource bundle, silently ignore
+ // and fall back to Latin.
+ if (status == U_MISSING_RESOURCE_ERROR) {
+ status = U_ZERO_ERROR;
+ } else if (U_FAILURE(status)) {
+ return;
}
}
- // If monetary decimal or grouping were not explicitly set, then set them to be the
- // same as their non-monetary counterparts.
-
- if ( !kMonetaryDecimalSet ) {
- setSymbol(kMonetarySeparatorSymbol,fSymbols[kDecimalSeparatorSymbol]);
- }
- if ( !kMonetaryGroupingSet ) {
- setSymbol(kMonetaryGroupingSeparatorSymbol,fSymbols[kGroupingSeparatorSymbol]);
+ // Continue with Latin if necessary.
+ if (!sink.seenAll()) {
+ ures_getAllItemsWithFallback(resource.getAlias(), gNumberElementsLatnSymbols, sink, status);
+ if (U_FAILURE(status)) { return; }
}
+ // Let the monetary number separators equal the default number separators if necessary.
+ sink.resolveMissingMonetarySeparators(fSymbols);
+
// Obtain currency data from the currency API. This is strictly
// for backward compatibility; we don't use DecimalFormatSymbols
// for currency data anymore.
}
/* else use the default values. */
- U_LOCALE_BASED(locBased, *this);
- locBased.setLocaleIDs(ures_getLocaleByType(numberElementsRes.getAlias(),
- ULOC_VALID_LOCALE, &status),
- ures_getLocaleByType(numberElementsRes.getAlias(),
- ULOC_ACTUAL_LOCALE, &status));
-
//load the currency data
UChar ucc[4]={0}; //Currency Codes are always 3 chars long
int32_t uccLen = 4;
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