/* * Copyright (C) 2014 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 IDBKeyData_h #define IDBKeyData_h #if ENABLE(INDEXED_DATABASE) #include "IDBKey.h" namespace WebCore { class KeyedDecoder; class KeyedEncoder; struct IDBKeyData { IDBKeyData() : type(IDBKey::InvalidType) , numberValue(0) , isNull(true) { } WEBCORE_EXPORT IDBKeyData(const IDBKey*); static IDBKeyData minimum() { IDBKeyData result; result.type = IDBKey::MinType; result.isNull = false; return result; } static IDBKeyData maximum() { IDBKeyData result; result.type = IDBKey::MaxType; result.isNull = false; return result; } WEBCORE_EXPORT PassRefPtr<IDBKey> maybeCreateIDBKey() const; IDBKeyData isolatedCopy() const; WEBCORE_EXPORT void encode(KeyedEncoder&) const; WEBCORE_EXPORT static bool decode(KeyedDecoder&, IDBKeyData&); // compare() has the same semantics as strcmp(). // - Returns negative if this IDBKeyData is less than other. // - Returns positive if this IDBKeyData is greater than other. // - Returns zero if this IDBKeyData is equal to other. WEBCORE_EXPORT int compare(const IDBKeyData& other) const; void setArrayValue(const Vector<IDBKeyData>&); void setStringValue(const String&); void setDateValue(double); WEBCORE_EXPORT void setNumberValue(double); #ifndef NDEBUG WEBCORE_EXPORT String loggingString() const; #endif IDBKey::Type type; Vector<IDBKeyData> arrayValue; String stringValue; double numberValue; bool isNull; }; } // namespace WebCore #endif // ENABLE(INDEXED_DATABASE) #endif // IDBKeyData_h