1 | /* |
2 | * Copyright (C) 2014 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 "IDBKeyRangeData.h" |
28 | |
29 | #if ENABLE(INDEXED_DATABASE) |
30 | |
31 | #include "IDBKey.h" |
32 | |
33 | namespace WebCore { |
34 | |
35 | IDBKeyRangeData::IDBKeyRangeData(IDBKey* key) |
36 | : isNull(!key) |
37 | , lowerKey(key) |
38 | , upperKey(key) |
39 | , lowerOpen(false) |
40 | , upperOpen(false) |
41 | { |
42 | } |
43 | |
44 | IDBKeyRangeData::IDBKeyRangeData(const IDBKeyData& keyData) |
45 | : isNull(keyData.isNull()) |
46 | , lowerKey(keyData) |
47 | , upperKey(keyData) |
48 | , lowerOpen(false) |
49 | , upperOpen(false) |
50 | { |
51 | } |
52 | |
53 | IDBKeyRangeData IDBKeyRangeData::isolatedCopy() const |
54 | { |
55 | IDBKeyRangeData result; |
56 | |
57 | result.isNull = isNull; |
58 | result.lowerKey = lowerKey.isolatedCopy(); |
59 | result.upperKey = upperKey.isolatedCopy(); |
60 | result.lowerOpen = lowerOpen; |
61 | result.upperOpen = upperOpen; |
62 | |
63 | return result; |
64 | } |
65 | |
66 | RefPtr<IDBKeyRange> IDBKeyRangeData::maybeCreateIDBKeyRange() const |
67 | { |
68 | if (isNull) |
69 | return nullptr; |
70 | |
71 | return IDBKeyRange::create(lowerKey.maybeCreateIDBKey(), upperKey.maybeCreateIDBKey(), lowerOpen, upperOpen); |
72 | } |
73 | |
74 | bool IDBKeyRangeData::isExactlyOneKey() const |
75 | { |
76 | if (isNull || lowerOpen || upperOpen || !upperKey.isValid() || !lowerKey.isValid()) |
77 | return false; |
78 | |
79 | return !lowerKey.compare(upperKey); |
80 | } |
81 | |
82 | bool IDBKeyRangeData::containsKey(const IDBKeyData& key) const |
83 | { |
84 | if (lowerKey.isValid()) { |
85 | auto compare = lowerKey.compare(key); |
86 | if (compare > 0) |
87 | return false; |
88 | if (lowerOpen && !compare) |
89 | return false; |
90 | } |
91 | if (upperKey.isValid()) { |
92 | auto compare = upperKey.compare(key); |
93 | if (compare < 0) |
94 | return false; |
95 | if (upperOpen && !compare) |
96 | return false; |
97 | } |
98 | |
99 | return true; |
100 | } |
101 | |
102 | bool IDBKeyRangeData::isValid() const |
103 | { |
104 | if (isNull) |
105 | return false; |
106 | |
107 | if (!lowerKey.isValid() && !lowerKey.isNull()) |
108 | return false; |
109 | |
110 | if (!upperKey.isValid() && !upperKey.isNull()) |
111 | return false; |
112 | |
113 | return true; |
114 | } |
115 | |
116 | #if !LOG_DISABLED |
117 | String IDBKeyRangeData::loggingString() const |
118 | { |
119 | auto result = makeString(lowerOpen ? "( " : "[ " , lowerKey.loggingString(), ", " , upperKey.loggingString(), upperOpen ? " )" : " ]" ); |
120 | if (result.length() > 400) { |
121 | result.truncate(397); |
122 | result.append("..."_s ); |
123 | } |
124 | |
125 | return result; |
126 | } |
127 | #endif |
128 | |
129 | } // namespace WebCore |
130 | |
131 | #endif // ENABLE(INDEXED_DATABASE) |
132 | |