1/*
2 * Copyright (C) 2015 Apple 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 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23 * THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#include "config.h"
27#include "IndexKey.h"
28
29#if ENABLE(INDEXED_DATABASE)
30
31namespace WebCore {
32
33IndexKey::IndexKey()
34{
35}
36
37IndexKey::IndexKey(Vector<IDBKeyData>&& keys)
38{
39 m_keys.swap(keys);
40}
41
42IndexKey IndexKey::isolatedCopy() const
43{
44 Vector<IDBKeyData> keys;
45 keys.reserveInitialCapacity(m_keys.size());
46 for (auto& key : m_keys)
47 keys.uncheckedAppend(key.isolatedCopy());
48
49 return { WTFMove(keys) };
50}
51
52IDBKeyData IndexKey::asOneKey() const
53{
54 if (m_keys.isEmpty())
55 return { };
56
57 if (m_keys.size() == 1)
58 return m_keys[0];
59
60 IDBKeyData result;
61 result.setArrayValue(m_keys);
62 return result;
63}
64
65Vector<IDBKeyData> IndexKey::multiEntry() const
66{
67 Vector<IDBKeyData> multiEntry;
68 for (auto& key : m_keys) {
69 if (!key.isValid())
70 continue;
71
72 bool skip = false;
73 for (auto& otherKey : multiEntry) {
74 if (key == otherKey) {
75 skip = true;
76 break;
77 }
78 }
79
80 if (!skip)
81 multiEntry.append(key);
82 }
83
84 return multiEntry;
85}
86
87} // namespace WebCore
88
89#endif // ENABLE(INDEXED_DATABASE)
90