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-// © 2016 and later: Unicode, Inc. and others.
-// License & terms of use: http://www.unicode.org/copyright.html
-/*
-*******************************************************************************
-* Copyright (C) 2013-2014, International Business Machines
-* Corporation and others. All Rights Reserved.
-*******************************************************************************
-* collationtailoring.h
-*
-* created on: 2013mar12
-* created by: Markus W. Scherer
-*/
-
-#ifndef __COLLATIONTAILORING_H__
-#define __COLLATIONTAILORING_H__
-
-#include "unicode/utypes.h"
-
-#if !UCONFIG_NO_COLLATION
-
-#include "unicode/locid.h"
-#include "unicode/unistr.h"
-#include "unicode/uversion.h"
-#include "collationsettings.h"
-#include "uhash.h"
-#include "umutex.h"
-
-struct UDataMemory;
-struct UResourceBundle;
-struct UTrie2;
-
-U_NAMESPACE_BEGIN
-
-struct CollationData;
-
-class UnicodeSet;
-
-/**
- * Collation tailoring data & settings.
- * This is a container of values for a collation tailoring
- * built from rules or deserialized from binary data.
- *
- * It is logically immutable: Do not modify its values.
- * The fields are public for convenience.
- *
- * It is shared, reference-counted, and auto-deleted; see SharedObject.
- */
-struct U_I18N_API CollationTailoring : public SharedObject {
- CollationTailoring(const CollationSettings *baseSettings);
- virtual ~CollationTailoring();
-
- /**
- * Returns TRUE if the constructor could not initialize properly.
- */
- UBool isBogus() { return settings == NULL; }
-
- UBool ensureOwnedData(UErrorCode &errorCode);
-
- static void makeBaseVersion(const UVersionInfo ucaVersion, UVersionInfo version);
- void setVersion(const UVersionInfo baseVersion, const UVersionInfo rulesVersion);
- int32_t getUCAVersion() const;
-
- // data for sorting etc.
- const CollationData *data; // == base data or ownedData
- const CollationSettings *settings; // reference-counted
- UnicodeString rules;
- // The locale is bogus when built from rules or constructed from a binary blob.
- // It can then be set by the service registration code which is thread-safe.
- mutable Locale actualLocale;
- // UCA version u.v.w & rules version r.s.t.q:
- // version[0]: builder version (runtime version is mixed in at runtime)
- // version[1]: bits 7..3=u, bits 2..0=v
- // version[2]: bits 7..6=w, bits 5..0=r
- // version[3]= (s<<5)+(s>>3)+t+(q<<4)+(q>>4)
- UVersionInfo version;
-
- // owned objects
- CollationData *ownedData;
- UObject *builder;
- UDataMemory *memory;
- UResourceBundle *bundle;
- UTrie2 *trie;
- UnicodeSet *unsafeBackwardSet;
- mutable UHashtable *maxExpansions;
- mutable UInitOnce maxExpansionsInitOnce;
-
-private:
- /**
- * No copy constructor: A CollationTailoring cannot be copied.
- * It is immutable, and the data trie cannot be copied either.
- */
- CollationTailoring(const CollationTailoring &other);
-};
-
-struct CollationCacheEntry : public SharedObject {
- CollationCacheEntry(const Locale &loc, const CollationTailoring *t)
- : validLocale(loc), tailoring(t) {
- if(t != NULL) {
- t->addRef();
- }
- }
- ~CollationCacheEntry();
-
- Locale validLocale;
- const CollationTailoring *tailoring;
-};
-
-U_NAMESPACE_END
-
-#endif // !UCONFIG_NO_COLLATION
-#endif // __COLLATIONTAILORING_H__