/* * Copyright (C) 2015 Apple Inc. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF * THE POSSIBILITY OF SUCH DAMAGE. */ #ifndef CombinedFiltersAlphabet_h #define CombinedFiltersAlphabet_h #if ENABLE(CONTENT_EXTENSIONS) #include "ContentExtensionsDebugging.h" #include "Term.h" #include <wtf/HashSet.h> #include <wtf/Vector.h> namespace WebCore { namespace ContentExtensions { class CombinedFiltersAlphabet { public: const Term* interned(const Term&); #if CONTENT_EXTENSIONS_PERFORMANCE_REPORTING size_t memoryUsed() const; #endif private: struct TermPointerHash { static unsigned hash(const Term* key) { return key->hash(); } static inline bool equal(const Term* a, const Term* b) { return *a == *b; } static const bool safeToCompareToEmptyOrDeleted = false; }; HashSet<const Term*, TermPointerHash> m_uniqueTerms; Vector<std::unique_ptr<Term>> m_internedTermsStorage; }; } // namespace ContentExtensions } // namespace WebCore #endif // ENABLE(CONTENT_EXTENSIONS) #endif // CombinedFiltersAlphabet_h