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 * 14 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY 15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 16 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 17 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY 18 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 19 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 20 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 21 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26#include "config.h" 27#include "IDBKey.h" 28 29#if ENABLE(INDEXED_DATABASE) 30 31namespace WebCore { 32 33IDBKey::IDBKey() 34 : m_type(NullType) 35{ 36} 37 38IDBKey::~IDBKey() 39{ 40} 41 42bool IDBKey::isLessThan(const IDBKey* other) const 43{ 44 ASSERT(other); 45 if (other->m_type < m_type) 46 return true; 47 if (other->m_type > m_type) 48 return false; 49 50 switch (m_type) { 51 case StringType: 52 return codePointCompare(other->m_string, m_string) > 0; 53 case DateType: 54 return other->m_date > m_date; 55 case NumberType: 56 return other->m_number > m_number; 57 case NullType: 58 return true; 59 } 60 61 ASSERT_NOT_REACHED(); 62 return false; 63} 64 65bool IDBKey::isEqual(const IDBKey* other) const 66{ 67 if (!other || other->m_type != m_type) 68 return false; 69 70 switch (m_type) { 71 case StringType: 72 return other->m_string == m_string; 73 case DateType: 74 return other->m_date == m_date; 75 case NumberType: 76 return other->m_number == m_number; 77 case NullType: 78 return true; 79 } 80 81 ASSERT_NOT_REACHED(); 82 return false; 83} 84 85} // namespace WebCore 86 87#endif 88