1 | /* |
2 | * Copyright (C) 2016 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 | #pragma once |
27 | |
28 | #if ENABLE(INDEXED_DATABASE) |
29 | |
30 | #include "IDBKeyData.h" |
31 | #include "IDBKeyPath.h" |
32 | #include "IDBValue.h" |
33 | #include "IndexedDB.h" |
34 | |
35 | #include <wtf/Variant.h> |
36 | |
37 | namespace WebCore { |
38 | |
39 | class IDBGetAllResult { |
40 | WTF_MAKE_FAST_ALLOCATED; |
41 | public: |
42 | IDBGetAllResult() |
43 | { |
44 | } |
45 | |
46 | IDBGetAllResult(IndexedDB::GetAllType type, const Optional<IDBKeyPath>& keyPath) |
47 | : m_type(type) |
48 | , m_keyPath(keyPath) |
49 | { |
50 | } |
51 | |
52 | enum IsolatedCopyTag { IsolatedCopy }; |
53 | IDBGetAllResult(const IDBGetAllResult&, IsolatedCopyTag); |
54 | IDBGetAllResult isolatedCopy() const; |
55 | |
56 | IndexedDB::GetAllType type() const { return m_type; } |
57 | const Optional<IDBKeyPath>& keyPath() const { return m_keyPath; } |
58 | const Vector<IDBKeyData>& keys() const; |
59 | const Vector<IDBValue>& values() const; |
60 | |
61 | void addKey(IDBKeyData&&); |
62 | void addValue(IDBValue&&); |
63 | |
64 | template<class Encoder> void encode(Encoder&) const; |
65 | template<class Decoder> static bool decode(Decoder&, IDBGetAllResult&); |
66 | |
67 | WEBCORE_EXPORT Vector<String> allBlobFilePaths() const; |
68 | |
69 | private: |
70 | static void isolatedCopy(const IDBGetAllResult& source, IDBGetAllResult& destination); |
71 | |
72 | IndexedDB::GetAllType m_type { IndexedDB::GetAllType::Keys }; |
73 | Vector<IDBKeyData> m_keys; |
74 | Vector<IDBValue> m_values; |
75 | Optional<IDBKeyPath> m_keyPath; |
76 | }; |
77 | |
78 | template<class Encoder> |
79 | void IDBGetAllResult::encode(Encoder& encoder) const |
80 | { |
81 | encoder << m_type << m_keys << m_values << m_keyPath; |
82 | } |
83 | |
84 | template<class Decoder> |
85 | bool IDBGetAllResult::decode(Decoder& decoder, IDBGetAllResult& result) |
86 | { |
87 | if (!decoder.decode(result.m_type)) |
88 | return false; |
89 | |
90 | if (!decoder.decode(result.m_keys)) |
91 | return false; |
92 | |
93 | if (!decoder.decode(result.m_values)) |
94 | return false; |
95 | |
96 | if (!decoder.decode(result.m_keyPath)) |
97 | return false; |
98 | |
99 | return true; |
100 | } |
101 | |
102 | } // namespace WebCore |
103 | |
104 | #endif // ENABLE(INDEXED_DATABASE) |
105 | |