1/* 2 * Copyright (C) 2010 Google Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. Neither the name of Apple Inc. ("Apple") nor the names of 14 * its contributors may be used to endorse or promote products derived 15 * from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY 18 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 19 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 20 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY 21 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 22 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 23 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 24 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28#ifndef IDBRecordIdentifier_h 29#define IDBRecordIdentifier_h 30 31#include <wtf/RefCounted.h> 32#include <wtf/Vector.h> 33 34#if ENABLE(INDEXED_DATABASE) 35 36namespace WebCore { 37 38class IDBRecordIdentifier : public RefCounted<IDBRecordIdentifier> { 39public: 40 static PassRefPtr<IDBRecordIdentifier> create(const Vector<char>& encodedPrimaryKey, int64_t version) 41 { 42 return adoptRef(new IDBRecordIdentifier(encodedPrimaryKey, version)); 43 } 44 45 static PassRefPtr<IDBRecordIdentifier> create() 46 { 47 return adoptRef(new IDBRecordIdentifier); 48 } 49 50 const Vector<char>& encodedPrimaryKey() const { return m_encodedPrimaryKey; } 51 int64_t version() const { return m_version; } 52 void reset(const Vector<char>& encodedPrimaryKey, int64_t version) 53 { 54 m_encodedPrimaryKey = encodedPrimaryKey; 55 m_version = version; 56 } 57 58private: 59 IDBRecordIdentifier(const Vector<char>& encodedPrimaryKey, int64_t version) 60 : m_encodedPrimaryKey(encodedPrimaryKey) 61 , m_version(version) 62 { 63 ASSERT(!encodedPrimaryKey.isEmpty()); 64 } 65 66 IDBRecordIdentifier() 67 : m_version(-1) 68 { 69 } 70 71 Vector<char> m_encodedPrimaryKey; 72 int64_t m_version; 73}; 74 75} // namespace WebCore 76 77#endif 78 79#endif // IDBRecordIdentifier_h 80