1 | /* |
2 | * Copyright (C) 2017 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. ``AS IS'' AND ANY |
14 | * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
15 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
16 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR |
17 | * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
18 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
19 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
20 | * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
21 | * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
22 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
23 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
24 | * |
25 | */ |
26 | |
27 | #pragma once |
28 | |
29 | #include "HTMLNames.h" |
30 | #include "QualifiedName.h" |
31 | #include "SVGNames.h" |
32 | #include "XLinkNames.h" |
33 | #include "XMLNSNames.h" |
34 | #include "XMLNames.h" |
35 | #include <wtf/HashSet.h> |
36 | #include <wtf/Ref.h> |
37 | |
38 | #if ENABLE(MATHML) |
39 | #include "MathMLNames.h" |
40 | #endif |
41 | |
42 | |
43 | namespace WebCore { |
44 | |
45 | class QualifiedNameCache { |
46 | WTF_MAKE_FAST_ALLOCATED; |
47 | public: |
48 | QualifiedNameCache() = default; |
49 | |
50 | Ref<QualifiedName::QualifiedNameImpl> getOrCreate(const QualifiedNameComponents&); |
51 | void remove(QualifiedName::QualifiedNameImpl&); |
52 | |
53 | private: |
54 | static const int staticQualifiedNamesCount = HTMLNames::HTMLTagsCount + HTMLNames::HTMLAttrsCount |
55 | #if ENABLE(MATHML) |
56 | + MathMLNames::MathMLTagsCount + MathMLNames::MathMLAttrsCount |
57 | #endif |
58 | + SVGNames::SVGTagsCount + SVGNames::SVGAttrsCount |
59 | + XLinkNames::XLinkAttrsCount |
60 | + XMLNSNames::XMLNSAttrsCount |
61 | + XMLNames::XMLAttrsCount; |
62 | |
63 | struct QualifiedNameHashTraits : public HashTraits<QualifiedName::QualifiedNameImpl*> { |
64 | static const int minimumTableSize = WTF::HashTableCapacityForSize<staticQualifiedNamesCount>::value; |
65 | }; |
66 | |
67 | using QNameSet = HashSet<QualifiedName::QualifiedNameImpl*, QualifiedNameHash, QualifiedNameHashTraits>; |
68 | QNameSet m_cache; |
69 | }; |
70 | |
71 | } |
72 | |