1 // Copyright (C) 2016 and later: Unicode, Inc. and others.
2 // License & terms of use: http://www.unicode.org/copyright.html
4 *******************************************************************************
5 * Copyright (C) 2014-2016, International Business Machines Corporation and
6 * others. All Rights Reserved.
7 *******************************************************************************
12 * Modification History:*
13 * Date Name Description
14 * 01/15/13 Emmons Original Port from ICU4J
15 ********************************************************************************
20 * \brief C++ API: Region classes (territory containment)
23 #include "unicode/region.h"
24 #include "unicode/utypes.h"
25 #include "unicode/uobject.h"
26 #include "unicode/unistr.h"
27 #include "unicode/ures.h"
28 #include "unicode/decimfmt.h"
35 #include "region_impl.h"
37 #if !UCONFIG_NO_FORMATTING
42 static void U_CALLCONV
43 deleteRegion(void *obj) {
44 delete (icu::Region *)obj;
48 * Cleanup callback func
50 static UBool U_CALLCONV region_cleanup(void)
52 icu::Region::cleanupRegionData();
61 static UInitOnce gRegionDataInitOnce = U_INITONCE_INITIALIZER;
62 static UVector* availableRegions[URGN_LIMIT];
64 static UHashtable *regionAliases = NULL;
65 static UHashtable *regionIDMap = NULL;
66 static UHashtable *numericCodeMap = NULL;
67 static UVector *allRegions = NULL;
69 static const UChar UNKNOWN_REGION_ID [] = { 0x5A, 0x5A, 0 }; /* "ZZ" */
70 static const UChar OUTLYING_OCEANIA_REGION_ID [] = { 0x51, 0x4F, 0 }; /* "QO" */
71 static const UChar WORLD_ID [] = { 0x30, 0x30, 0x31, 0 }; /* "001" */
72 static const UChar RANGE_MARKER = 0x7E; /* '~' */
74 UOBJECT_DEFINE_RTTI_IMPLEMENTATION(RegionNameEnumeration)
77 * Initializes the region data from the ICU resource bundles. The region data
78 * contains the basic relationships such as which regions are known, what the numeric
79 * codes are, any known aliases, and the territory containment data.
81 * If the region data has already loaded, then this method simply returns without doing
82 * anything meaningful.
84 void U_CALLCONV Region::loadRegionData(UErrorCode &status) {
86 // Construct service objs first
87 LocalUHashtablePointer newRegionIDMap(uhash_open(uhash_hashUnicodeString, uhash_compareUnicodeString, NULL, &status));
88 LocalUHashtablePointer newNumericCodeMap(uhash_open(uhash_hashLong,uhash_compareLong,NULL,&status));
89 LocalUHashtablePointer newRegionAliases(uhash_open(uhash_hashUnicodeString,uhash_compareUnicodeString,NULL,&status));
90 LocalPointer<DecimalFormat> df(new DecimalFormat(status), status);
92 LocalPointer<UVector> continents(new UVector(uprv_deleteUObject, uhash_compareUnicodeString, status), status);
93 LocalPointer<UVector> groupings(new UVector(uprv_deleteUObject, uhash_compareUnicodeString, status), status);
94 allRegions = new UVector(uprv_deleteUObject, uhash_compareUnicodeString, status);
96 LocalUResourceBundlePointer metadata(ures_openDirect(NULL,"metadata",&status));
97 LocalUResourceBundlePointer metadataAlias(ures_getByKey(metadata.getAlias(),"alias",NULL,&status));
98 LocalUResourceBundlePointer territoryAlias(ures_getByKey(metadataAlias.getAlias(),"territory",NULL,&status));
100 LocalUResourceBundlePointer supplementalData(ures_openDirect(NULL,"supplementalData",&status));
101 LocalUResourceBundlePointer codeMappings(ures_getByKey(supplementalData.getAlias(),"codeMappings",NULL,&status));
103 LocalUResourceBundlePointer idValidity(ures_getByKey(supplementalData.getAlias(),"idValidity",NULL,&status));
104 LocalUResourceBundlePointer regionList(ures_getByKey(idValidity.getAlias(),"region",NULL,&status));
105 LocalUResourceBundlePointer regionRegular(ures_getByKey(regionList.getAlias(),"regular",NULL,&status));
106 LocalUResourceBundlePointer regionMacro(ures_getByKey(regionList.getAlias(),"macroregion",NULL,&status));
107 LocalUResourceBundlePointer regionUnknown(ures_getByKey(regionList.getAlias(),"unknown",NULL,&status));
109 LocalUResourceBundlePointer territoryContainment(ures_getByKey(supplementalData.getAlias(),"territoryContainment",NULL,&status));
110 LocalUResourceBundlePointer worldContainment(ures_getByKey(territoryContainment.getAlias(),"001",NULL,&status));
111 LocalUResourceBundlePointer groupingContainment(ures_getByKey(territoryContainment.getAlias(),"grouping",NULL,&status));
113 if (U_FAILURE(status)) {
118 df->setParseIntegerOnly(TRUE);
119 uhash_setValueDeleter(newRegionIDMap.getAlias(), deleteRegion); // regionIDMap owns objs
120 uhash_setKeyDeleter(newRegionAliases.getAlias(), uprv_deleteUObject); // regionAliases owns the string keys
123 while ( ures_hasNext(regionRegular.getAlias()) ) {
124 UnicodeString regionName = ures_getNextUnicodeString(regionRegular.getAlias(),NULL,&status);
125 int32_t rangeMarkerLocation = regionName.indexOf(RANGE_MARKER);
127 regionName.extract(buf,6,status);
128 if ( rangeMarkerLocation > 0 ) {
129 UChar endRange = regionName.charAt(rangeMarkerLocation+1);
130 buf[rangeMarkerLocation] = 0;
131 while ( buf[rangeMarkerLocation-1] <= endRange ) {
132 LocalPointer<UnicodeString> newRegion(new UnicodeString(buf), status);
133 allRegions->addElement(newRegion.orphan(),status);
134 buf[rangeMarkerLocation-1]++;
137 LocalPointer<UnicodeString> newRegion(new UnicodeString(regionName), status);
138 allRegions->addElement(newRegion.orphan(),status);
142 while ( ures_hasNext(regionMacro.getAlias()) ) {
143 UnicodeString regionName = ures_getNextUnicodeString(regionMacro.getAlias(),NULL,&status);
144 int32_t rangeMarkerLocation = regionName.indexOf(RANGE_MARKER);
146 regionName.extract(buf,6,status);
147 if ( rangeMarkerLocation > 0 ) {
148 UChar endRange = regionName.charAt(rangeMarkerLocation+1);
149 buf[rangeMarkerLocation] = 0;
150 while ( buf[rangeMarkerLocation-1] <= endRange ) {
151 LocalPointer<UnicodeString> newRegion(new UnicodeString(buf), status);
152 allRegions->addElement(newRegion.orphan(),status);
153 buf[rangeMarkerLocation-1]++;
156 LocalPointer<UnicodeString> newRegion(new UnicodeString(regionName), status);
157 allRegions->addElement(newRegion.orphan(),status);
161 while ( ures_hasNext(regionUnknown.getAlias()) ) {
162 LocalPointer<UnicodeString> regionName (new UnicodeString(ures_getNextUnicodeString(regionUnknown.getAlias(),NULL,&status),status));
163 allRegions->addElement(regionName.orphan(),status);
166 while ( ures_hasNext(worldContainment.getAlias()) ) {
167 UnicodeString *continentName = new UnicodeString(ures_getNextUnicodeString(worldContainment.getAlias(),NULL,&status));
168 continents->addElement(continentName,status);
171 while ( ures_hasNext(groupingContainment.getAlias()) ) {
172 UnicodeString *groupingName = new UnicodeString(ures_getNextUnicodeString(groupingContainment.getAlias(),NULL,&status));
173 groupings->addElement(groupingName,status);
176 for ( int32_t i = 0 ; i < allRegions->size() ; i++ ) {
177 LocalPointer<Region> r(new Region(), status);
178 if ( U_FAILURE(status) ) {
181 UnicodeString *regionName = (UnicodeString *)allRegions->elementAt(i);
182 r->idStr = *regionName;
184 r->idStr.extract(0,r->idStr.length(),r->id,sizeof(r->id),US_INV);
185 r->type = URGN_TERRITORY; // Only temporary - figure out the real type later once the aliases are known.
188 UErrorCode ps = U_ZERO_ERROR;
189 df->parse(r->idStr,result,ps);
190 if ( U_SUCCESS(ps) ) {
191 r->code = result.getLong(); // Convert string to number
192 uhash_iput(newNumericCodeMap.getAlias(),r->code,(void *)(r.getAlias()),&status);
193 r->type = URGN_SUBCONTINENT;
197 void* idStrAlias = (void*)&(r->idStr); // about to orphan 'r'. Save this off.
198 uhash_put(newRegionIDMap.getAlias(),idStrAlias,(void *)(r.orphan()),&status); // regionIDMap takes ownership
201 // Process the territory aliases
202 while ( ures_hasNext(territoryAlias.getAlias()) ) {
203 LocalUResourceBundlePointer res(ures_getNextResource(territoryAlias.getAlias(),NULL,&status));
204 const char *aliasFrom = ures_getKey(res.getAlias());
205 LocalPointer<UnicodeString> aliasFromStr(new UnicodeString(aliasFrom, -1, US_INV), status);
206 UnicodeString aliasTo = ures_getUnicodeStringByKey(res.getAlias(),"replacement",&status);
207 res.adoptInstead(NULL);
209 const Region *aliasToRegion = (Region *) uhash_get(newRegionIDMap.getAlias(),&aliasTo);
210 Region *aliasFromRegion = (Region *)uhash_get(newRegionIDMap.getAlias(),aliasFromStr.getAlias());
212 if ( aliasToRegion != NULL && aliasFromRegion == NULL ) { // This is just an alias from some string to a region
213 uhash_put(newRegionAliases.getAlias(),(void *)aliasFromStr.orphan(), (void *)aliasToRegion,&status);
215 if ( aliasFromRegion == NULL ) { // Deprecated region code not in the master codes list - so need to create a deprecated region for it.
216 LocalPointer<Region> newRgn(new Region, status);
217 if ( U_SUCCESS(status) ) {
218 aliasFromRegion = newRgn.orphan();
222 aliasFromRegion->idStr.setTo(*aliasFromStr);
223 aliasFromRegion->idStr.extract(0,aliasFromRegion->idStr.length(),aliasFromRegion->id,sizeof(aliasFromRegion->id),US_INV);
224 uhash_put(newRegionIDMap.getAlias(),(void *)&(aliasFromRegion->idStr),(void *)aliasFromRegion,&status);
226 UErrorCode ps = U_ZERO_ERROR;
227 df->parse(aliasFromRegion->idStr,result,ps);
228 if ( U_SUCCESS(ps) ) {
229 aliasFromRegion->code = result.getLong(); // Convert string to number
230 uhash_iput(newNumericCodeMap.getAlias(),aliasFromRegion->code,(void *)aliasFromRegion,&status);
232 aliasFromRegion->code = -1;
234 aliasFromRegion->type = URGN_DEPRECATED;
236 aliasFromRegion->type = URGN_DEPRECATED;
240 LocalPointer<UVector> newPreferredValues(new UVector(uprv_deleteUObject, uhash_compareUnicodeString, status), status);
241 aliasFromRegion->preferredValues = newPreferredValues.orphan();
243 if( U_FAILURE(status)) {
246 UnicodeString currentRegion;
247 //currentRegion.remove(); TODO: was already 0 length?
248 for (int32_t i = 0 ; i < aliasTo.length() ; i++ ) {
249 if ( aliasTo.charAt(i) != 0x0020 ) {
250 currentRegion.append(aliasTo.charAt(i));
252 if ( aliasTo.charAt(i) == 0x0020 || i+1 == aliasTo.length() ) {
253 Region *target = (Region *)uhash_get(newRegionIDMap.getAlias(),(void *)¤tRegion);
255 LocalPointer<UnicodeString> preferredValue(new UnicodeString(target->idStr), status);
256 aliasFromRegion->preferredValues->addElement((void *)preferredValue.orphan(),status); // may add null if err
258 currentRegion.remove();
264 // Process the code mappings - This will allow us to assign numeric codes to most of the territories.
265 while ( ures_hasNext(codeMappings.getAlias()) ) {
266 UResourceBundle *mapping = ures_getNextResource(codeMappings.getAlias(),NULL,&status);
267 if ( ures_getType(mapping) == URES_ARRAY && ures_getSize(mapping) == 3) {
268 UnicodeString codeMappingID = ures_getUnicodeStringByIndex(mapping,0,&status);
269 UnicodeString codeMappingNumber = ures_getUnicodeStringByIndex(mapping,1,&status);
270 UnicodeString codeMapping3Letter = ures_getUnicodeStringByIndex(mapping,2,&status);
272 Region *r = (Region *)uhash_get(newRegionIDMap.getAlias(),(void *)&codeMappingID);
275 UErrorCode ps = U_ZERO_ERROR;
276 df->parse(codeMappingNumber,result,ps);
277 if ( U_SUCCESS(ps) ) {
278 r->code = result.getLong(); // Convert string to number
279 uhash_iput(newNumericCodeMap.getAlias(),r->code,(void *)r,&status);
281 LocalPointer<UnicodeString> code3(new UnicodeString(codeMapping3Letter), status);
282 uhash_put(newRegionAliases.getAlias(),(void *)code3.orphan(), (void *)r,&status);
288 // Now fill in the special cases for WORLD, UNKNOWN, CONTINENTS, and GROUPINGS
290 UnicodeString WORLD_ID_STRING(WORLD_ID);
291 r = (Region *) uhash_get(newRegionIDMap.getAlias(),(void *)&WORLD_ID_STRING);
293 r->type = URGN_WORLD;
296 UnicodeString UNKNOWN_REGION_ID_STRING(UNKNOWN_REGION_ID);
297 r = (Region *) uhash_get(newRegionIDMap.getAlias(),(void *)&UNKNOWN_REGION_ID_STRING);
299 r->type = URGN_UNKNOWN;
302 for ( int32_t i = 0 ; i < continents->size() ; i++ ) {
303 r = (Region *) uhash_get(newRegionIDMap.getAlias(),(void *)continents->elementAt(i));
305 r->type = URGN_CONTINENT;
309 for ( int32_t i = 0 ; i < groupings->size() ; i++ ) {
310 r = (Region *) uhash_get(newRegionIDMap.getAlias(),(void *)groupings->elementAt(i));
312 r->type = URGN_GROUPING;
316 // Special case: The region code "QO" (Outlying Oceania) is a subcontinent code added by CLDR
317 // even though it looks like a territory code. Need to handle it here.
319 UnicodeString OUTLYING_OCEANIA_REGION_ID_STRING(OUTLYING_OCEANIA_REGION_ID);
320 r = (Region *) uhash_get(newRegionIDMap.getAlias(),(void *)&OUTLYING_OCEANIA_REGION_ID_STRING);
322 r->type = URGN_SUBCONTINENT;
325 // Load territory containment info from the supplemental data.
326 while ( ures_hasNext(territoryContainment.getAlias()) ) {
327 LocalUResourceBundlePointer mapping(ures_getNextResource(territoryContainment.getAlias(),NULL,&status));
328 if( U_FAILURE(status) ) {
331 const char *parent = ures_getKey(mapping.getAlias());
332 if (uprv_strcmp(parent, "containedGroupings") == 0 || uprv_strcmp(parent, "deprecated") == 0) {
333 continue; // handle new pseudo-parent types added in ICU data per cldrbug 7808; for now just skip.
334 // #11232 is to do something useful with these.
336 UnicodeString parentStr = UnicodeString(parent, -1 , US_INV);
337 Region *parentRegion = (Region *) uhash_get(newRegionIDMap.getAlias(),(void *)&parentStr);
339 for ( int j = 0 ; j < ures_getSize(mapping.getAlias()); j++ ) {
340 UnicodeString child = ures_getUnicodeStringByIndex(mapping.getAlias(),j,&status);
341 Region *childRegion = (Region *) uhash_get(newRegionIDMap.getAlias(),(void *)&child);
342 if ( parentRegion != NULL && childRegion != NULL ) {
344 // Add the child region to the set of regions contained by the parent
345 if (parentRegion->containedRegions == NULL) {
346 parentRegion->containedRegions = new UVector(uprv_deleteUObject, uhash_compareUnicodeString, status);
349 LocalPointer<UnicodeString> childStr(new UnicodeString(), status);
350 if( U_FAILURE(status) ) {
353 childStr->fastCopyFrom(childRegion->idStr);
354 parentRegion->containedRegions->addElement((void *)childStr.orphan(),status);
356 // Set the parent region to be the containing region of the child.
357 // Regions of type GROUPING can't be set as the parent, since another region
358 // such as a SUBCONTINENT, CONTINENT, or WORLD must always be the parent.
359 if ( parentRegion->type != URGN_GROUPING) {
360 childRegion->containingRegion = parentRegion;
366 // Create the availableRegions lists
367 int32_t pos = UHASH_FIRST;
368 while ( const UHashElement* element = uhash_nextElement(newRegionIDMap.getAlias(),&pos)) {
369 Region *ar = (Region *)element->value.pointer;
370 if ( availableRegions[ar->type] == NULL ) {
371 LocalPointer<UVector> newAr(new UVector(uprv_deleteUObject, uhash_compareUnicodeString, status), status);
372 availableRegions[ar->type] = newAr.orphan();
374 LocalPointer<UnicodeString> arString(new UnicodeString(ar->idStr), status);
375 if( U_FAILURE(status) ) {
378 availableRegions[ar->type]->addElement((void *)arString.orphan(),status);
381 ucln_i18n_registerCleanup(UCLN_I18N_REGION, region_cleanup);
383 numericCodeMap = newNumericCodeMap.orphan();
384 regionIDMap = newRegionIDMap.orphan();
385 regionAliases = newRegionAliases.orphan();
388 void Region::cleanupRegionData() {
389 for (int32_t i = 0 ; i < URGN_LIMIT ; i++ ) {
390 if ( availableRegions[i] ) {
391 delete availableRegions[i];
396 uhash_close(regionAliases);
399 if (numericCodeMap) {
400 uhash_close(numericCodeMap);
404 uhash_close(regionIDMap);
407 allRegions->removeAllElements(); // Don't need the temporary list anymore.
412 regionAliases = numericCodeMap = regionIDMap = NULL;
414 gRegionDataInitOnce.reset();
420 containingRegion(NULL),
421 containedRegions(NULL),
422 preferredValues(NULL) {
427 if (containedRegions) {
428 delete containedRegions;
430 if (preferredValues) {
431 delete preferredValues;
436 * Returns true if the two regions are equal.
437 * Per PMC, just use pointer compare, since we have at most one instance of each Region.
440 Region::operator==(const Region &that) const {
441 return (idStr == that.idStr);
445 * Returns true if the two regions are NOT equal; that is, if operator ==() returns false.
446 * Per PMC, just use pointer compare, since we have at most one instance of each Region.
449 Region::operator!=(const Region &that) const {
450 return (idStr != that.idStr);
454 * Returns a pointer to a Region using the given region code. The region code can be either 2-letter ISO code,
455 * 3-letter ISO code, UNM.49 numeric code, or other valid Unicode Region Code as defined by the LDML specification.
456 * The identifier will be canonicalized internally using the supplemental metadata as defined in the CLDR.
457 * If the region code is NULL or not recognized, the appropriate error code will be set ( U_ILLEGAL_ARGUMENT_ERROR )
459 const Region* U_EXPORT2
460 Region::getInstance(const char *region_code, UErrorCode &status) {
462 umtx_initOnce(gRegionDataInitOnce, &loadRegionData, status);
463 if (U_FAILURE(status)) {
467 if ( !region_code ) {
468 status = U_ILLEGAL_ARGUMENT_ERROR;
472 UnicodeString regionCodeString = UnicodeString(region_code, -1, US_INV);
473 Region *r = (Region *)uhash_get(regionIDMap,(void *)®ionCodeString);
476 r = (Region *)uhash_get(regionAliases,(void *)®ionCodeString);
479 if ( !r ) { // Unknown region code
480 status = U_ILLEGAL_ARGUMENT_ERROR;
484 if ( r->type == URGN_DEPRECATED && r->preferredValues->size() == 1) {
485 StringEnumeration *pv = r->getPreferredValues(status);
487 const UnicodeString *ustr = pv->snext(status);
488 r = (Region *)uhash_get(regionIDMap,(void *)ustr);
497 * Returns a pointer to a Region using the given numeric region code. If the numeric region code is not recognized,
498 * the appropriate error code will be set ( U_ILLEGAL_ARGUMENT_ERROR ).
500 const Region* U_EXPORT2
501 Region::getInstance (int32_t code, UErrorCode &status) {
503 umtx_initOnce(gRegionDataInitOnce, &loadRegionData, status);
504 if (U_FAILURE(status)) {
508 Region *r = (Region *)uhash_iget(numericCodeMap,code);
510 if ( !r ) { // Just in case there's an alias that's numeric, try to find it.
511 UnicodeString pat = UNICODE_STRING_SIMPLE("0");
512 LocalPointer<DecimalFormat> df(new DecimalFormat(pat,status), status);
513 if( U_FAILURE(status) ) {
518 FieldPosition posIter;
519 df->format(code,id, posIter, status);
520 r = (Region *)uhash_get(regionAliases,&id);
523 if( U_FAILURE(status) ) {
528 status = U_ILLEGAL_ARGUMENT_ERROR;
532 if ( r->type == URGN_DEPRECATED && r->preferredValues->size() == 1) {
533 StringEnumeration *pv = r->getPreferredValues(status);
535 const UnicodeString *ustr = pv->snext(status);
536 r = (Region *)uhash_get(regionIDMap,(void *)ustr);
545 * Returns an enumeration over the IDs of all known regions that match the given type.
547 StringEnumeration* U_EXPORT2
548 Region::getAvailable(URegionType type, UErrorCode &status) {
549 umtx_initOnce(gRegionDataInitOnce, &loadRegionData, status); // returns immediately if U_FAILURE(status)
550 if (U_FAILURE(status)) {
553 return new RegionNameEnumeration(availableRegions[type],status);
557 * Returns a pointer to the region that contains this region. Returns NULL if this region is code "001" (World)
558 * or "ZZ" (Unknown region). For example, calling this method with region "IT" (Italy) returns the
559 * region "039" (Southern Europe).
562 Region::getContainingRegion() const {
563 UErrorCode status = U_ZERO_ERROR;
564 umtx_initOnce(gRegionDataInitOnce, &loadRegionData, status);
565 return containingRegion;
569 * Return a pointer to the region that geographically contains this region and matches the given type,
570 * moving multiple steps up the containment chain if necessary. Returns NULL if no containing region can be found
571 * that matches the given type. Note: The URegionTypes = "URGN_GROUPING", "URGN_DEPRECATED", or "URGN_UNKNOWN"
572 * are not appropriate for use in this API. NULL will be returned in this case. For example, calling this method
573 * with region "IT" (Italy) for type "URGN_CONTINENT" returns the region "150" ( Europe ).
576 Region::getContainingRegion(URegionType type) const {
577 UErrorCode status = U_ZERO_ERROR;
578 umtx_initOnce(gRegionDataInitOnce, &loadRegionData, status);
579 if ( containingRegion == NULL ) {
583 return ( containingRegion->type == type )? containingRegion: containingRegion->getContainingRegion(type);
587 * Return an enumeration over the IDs of all the regions that are immediate children of this region in the
588 * region hierarchy. These returned regions could be either macro regions, territories, or a mixture of the two,
589 * depending on the containment data as defined in CLDR. This API may return NULL if this region doesn't have
590 * any sub-regions. For example, calling this method with region "150" (Europe) returns an enumeration containing
591 * the various sub regions of Europe - "039" (Southern Europe) - "151" (Eastern Europe) - "154" (Northern Europe)
592 * and "155" (Western Europe).
595 Region::getContainedRegions(UErrorCode &status) const {
596 umtx_initOnce(gRegionDataInitOnce, &loadRegionData, status); // returns immediately if U_FAILURE(status)
597 if (U_FAILURE(status)) {
600 return new RegionNameEnumeration(containedRegions,status);
604 * Returns an enumeration over the IDs of all the regions that are children of this region anywhere in the region
605 * hierarchy and match the given type. This API may return an empty enumeration if this region doesn't have any
606 * sub-regions that match the given type. For example, calling this method with region "150" (Europe) and type
607 * "URGN_TERRITORY" returns a set containing all the territories in Europe ( "FR" (France) - "IT" (Italy) - "DE" (Germany) etc. )
610 Region::getContainedRegions( URegionType type, UErrorCode &status ) const {
611 umtx_initOnce(gRegionDataInitOnce, &loadRegionData, status); // returns immediately if U_FAILURE(status)
612 if (U_FAILURE(status)) {
616 UVector *result = new UVector(NULL, uhash_compareChars, status);
618 StringEnumeration *cr = getContainedRegions(status);
620 for ( int32_t i = 0 ; i < cr->count(status) ; i++ ) {
621 const char *id = cr->next(NULL,status);
622 const Region *r = Region::getInstance(id,status);
623 if ( r->getType() == type ) {
624 result->addElement((void *)&r->idStr,status);
626 StringEnumeration *children = r->getContainedRegions(type, status);
627 for ( int32_t j = 0 ; j < children->count(status) ; j++ ) {
628 const char *id2 = children->next(NULL,status);
629 const Region *r2 = Region::getInstance(id2,status);
630 result->addElement((void *)&r2->idStr,status);
636 StringEnumeration* resultEnumeration = new RegionNameEnumeration(result,status);
638 return resultEnumeration;
642 * Returns true if this region contains the supplied other region anywhere in the region hierarchy.
645 Region::contains(const Region &other) const {
646 UErrorCode status = U_ZERO_ERROR;
647 umtx_initOnce(gRegionDataInitOnce, &loadRegionData, status);
649 if (!containedRegions) {
652 if (containedRegions->contains((void *)&other.idStr)) {
655 for ( int32_t i = 0 ; i < containedRegions->size() ; i++ ) {
656 UnicodeString *crStr = (UnicodeString *)containedRegions->elementAt(i);
657 Region *cr = (Region *) uhash_get(regionIDMap,(void *)crStr);
658 if ( cr && cr->contains(other) ) {
668 * For deprecated regions, return an enumeration over the IDs of the regions that are the preferred replacement
669 * regions for this region. Returns NULL for a non-deprecated region. For example, calling this method with region
670 * "SU" (Soviet Union) would return a list of the regions containing "RU" (Russia), "AM" (Armenia), "AZ" (Azerbaijan), etc...
673 Region::getPreferredValues(UErrorCode &status) const {
674 umtx_initOnce(gRegionDataInitOnce, &loadRegionData, status); // returns immediately if U_FAILURE(status)
675 if (U_FAILURE(status) || type != URGN_DEPRECATED) {
678 return new RegionNameEnumeration(preferredValues,status);
683 * Return this region's canonical region code.
686 Region::getRegionCode() const {
691 Region::getNumericCode() const {
696 * Returns the region type of this region.
699 Region::getType() const {
703 RegionNameEnumeration::RegionNameEnumeration(UVector *fNameList, UErrorCode& status) {
705 if (fNameList && U_SUCCESS(status)) {
706 fRegionNames = new UVector(uprv_deleteUObject, uhash_compareUnicodeString, fNameList->size(),status);
707 for ( int32_t i = 0 ; i < fNameList->size() ; i++ ) {
708 UnicodeString* this_region_name = (UnicodeString *)fNameList->elementAt(i);
709 UnicodeString* new_region_name = new UnicodeString(*this_region_name);
710 fRegionNames->addElement((void *)new_region_name,status);
719 RegionNameEnumeration::snext(UErrorCode& status) {
720 if (U_FAILURE(status) || (fRegionNames==NULL)) {
723 const UnicodeString* nextStr = (const UnicodeString *)fRegionNames->elementAt(pos);
731 RegionNameEnumeration::reset(UErrorCode& /*status*/) {
736 RegionNameEnumeration::count(UErrorCode& /*status*/) const {
737 return (fRegionNames==NULL) ? 0 : fRegionNames->size();
740 RegionNameEnumeration::~RegionNameEnumeration() {
746 #endif /* #if !UCONFIG_NO_FORMATTING */