55 #if !UCONFIG_NO_COLLATION
68 class StringEnumeration;
70 #if !UCONFIG_NO_SERVICE
74 class CollatorFactory;
263 virtual Collator* clone(
void)
const = 0;
332 virtual EComparisonResult compare(
const UnicodeString& source,
363 virtual EComparisonResult compare(
const UnicodeString& source,
365 int32_t length)
const;
418 virtual EComparisonResult compare(
const UChar* source, int32_t sourceLength,
419 const UChar* target, int32_t targetLength)
439 const UChar* target, int32_t targetLength,
516 int32_t sourceLength,
523 virtual int32_t hashCode(
void)
const = 0;
584 virtual ECollationStrength getStrength(
void)
const;
604 virtual void setStrength(ECollationStrength newStrength);
621 virtual int32_t getReorderCodes(int32_t *dest,
622 int32_t destCapacity,
639 virtual void setReorderCodes(
const int32_t* reorderCodes,
640 int32_t reorderCodesLength,
661 static int32_t U_EXPORT2 getEquivalentReorderCodes(int32_t reorderCode,
663 int32_t destCapacity,
676 const Locale& displayLocale,
701 static const Locale* U_EXPORT2 getAvailableLocales(int32_t& count);
783 static Locale U_EXPORT2 getFunctionalEquivalent(
const char* keyword,
const Locale& locale,
786 #if !UCONFIG_NO_SERVICE
916 virtual uint32_t setVariableTop(
const UChar *varTop, int32_t len,
UErrorCode &status) = 0;
946 virtual void setVariableTop(uint32_t varTop,
UErrorCode &status) = 0;
955 virtual uint32_t getVariableTop(
UErrorCode &status)
const = 0;
975 virtual Collator* safeClone(
void)
const;
995 int32_t resultLength)
const = 0;
1016 virtual int32_t getSortKey(
const UChar*source, int32_t sourceLength,
1017 uint8_t*result, int32_t resultLength)
const = 0;
1056 static int32_t U_EXPORT2 getBound(
const uint8_t *source,
1057 int32_t sourceLength,
1059 uint32_t noOfLevels,
1061 int32_t resultLength,
1078 #ifndef U_HIDE_DEPRECATED_API
1109 virtual void setLocales(
const Locale& requestedLocale,
const Locale& validLocale,
const Locale& actualLocale);
1134 virtual int32_t internalGetShortDefinitionString(
const char *locale,
1144 const char *left, int32_t leftLength,
1145 const char *right, int32_t rightLength,
1153 internalNextSortKeyPart(
1155 uint8_t *dest, int32_t count,
UErrorCode &errorCode)
const;
1157 #ifndef U_HIDE_INTERNAL_API
1160 return reinterpret_cast<Collator *
>(uc);
1164 return reinterpret_cast<const Collator *
>(uc);
1168 return reinterpret_cast<UCollator *
>(
this);
1172 return reinterpret_cast<const UCollator *
>(
this);
1174 #endif // U_HIDE_INTERNAL_API
1182 friend class CFactory;
1183 friend class SimpleCFactory;
1184 friend class ICUCollatorFactory;
1185 friend class ICUCollatorService;
1190 #if !UCONFIG_NO_SERVICE
1223 virtual UBool visible(
void)
const;
1245 const Locale& displayLocale,
uint8_t UVersionInfo[U_MAX_VERSION_LENGTH]
The binary form of a version on ICU APIs is an array of 4 uint8_t.
The Collator class performs locale-sensitive string comparison.
virtual UClassID getDynamicClassID() const
ICU4C "poor man's RTTI", returns a UClassID for the actual ICU class.
UCollationResult
UCOL_LESS is returned if source string is compared to be less than target string in the ucol_strcoll(...
const UCollator * toUCollator() const
UNormalizationMode
Constants for normalization modes.
C++ API: Unicode Normalization.
U_EXPORT UBool operator==(const StringPiece &x, const StringPiece &y)
Global operator == for StringPiece.
void * UClassID
UClassID is used to identify classes without using the compiler's RTTI.
A factory, used with registerFactory, the creates multiple collators and provides display names for t...
C API for code unit iteration.
Base class for 'pure' C++ implementations of uenum api.
static const Collator * fromUCollator(const UCollator *uc)
ECollationStrength
Base letter represents a primary difference.
UColReorderCode
Enum containing the codes for reordering segments of the collation table that are not script codes...
UColAttribute
Attributes that collation service understands.
#define U_I18N_API
Set to export library symbols from inside the i18n library, and to import them from outside...
UCollator * toUCollator()
C++ API: StringPiece: Read-only byte string wrapper class.
#define U_NAMESPACE_BEGIN
This is used to begin a declaration of a public ICU C++ API.
Secondary collation strength.
UBool operator!=(const StringPiece &x, const StringPiece &y)
Global operator != for StringPiece.
EComparisonResult
LESS is returned if source string is compared to be less than target string in the compare() method...
Collation keys are generated by the Collator class.
Tertiary collation strength.
A mutable set of Unicode characters and multicharacter strings.
C API: Unicode Character Iteration.
C++ API: Common ICU base class UObject.
const void * URegistryKey
Opaque type returned by registerInstance, registerFactory and unregister for service registration...
uint16_t UChar
Define UChar to be UCHAR_TYPE, if that is #defined (for example, to char16_t), or wchar_t if that is ...
#define U_NAMESPACE_END
This is used to end a declaration of a public ICU C++ API.
UErrorCode
Error code to replace exception handling, so that the code is compatible with all C++ compilers...
ULocDataLocaleType
Constants for *_getLocale() Allow user to select whether she wants information on requested...
UColBoundMode
enum that is taken by ucol_getBound API See below for explanation do not change the values assigned t...
C++ API: Locale ID object.
struct UCollator UCollator
structure representing a collator object instance
Basic definitions for ICU, for both C and C++ APIs.
static Collator * fromUCollator(UCollator *uc)
Identical collation strength.
Quaternary collation strength.
UnicodeString is a string class that stores Unicode characters directly and provides similar function...
UColAttributeValue
Enum containing attribute values for controling collation behavior.
A string-like object that points to a sized piece of memory.
UObject is the common ICU "boilerplate" class.
Primary collation strength.
int8_t UBool
The ICU boolean type.
A Locale object represents a specific geographical, political, or cultural region.