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1 /* | 1 /* |
2 * Copyright (C) 2005 Frerich Raabe <raabe@kde.org> | 2 * Copyright (C) 2005 Frerich Raabe <raabe@kde.org> |
3 * Copyright (C) 2006, 2009 Apple Inc. | 3 * Copyright (C) 2006, 2009 Apple Inc. |
4 * | 4 * |
5 * Redistribution and use in source and binary forms, with or without | 5 * Redistribution and use in source and binary forms, with or without |
6 * modification, are permitted provided that the following conditions | 6 * modification, are permitted provided that the following conditions |
7 * are met: | 7 * are met: |
8 * | 8 * |
9 * 1. Redistributions of source code must retain the above copyright | 9 * 1. Redistributions of source code must retain the above copyright |
10 * notice, this list of conditions and the following disclaimer. | 10 * notice, this list of conditions and the following disclaimer. |
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74 m_data = o.m_data; | 74 m_data = o.m_data; |
75 m_namespaceURI = o.m_namespaceURI; | 75 m_namespaceURI = o.m_namespaceURI; |
76 ASSERT(o.m_mergedPredicates.isEmpty()); | 76 ASSERT(o.m_mergedPredicates.isEmpty()); |
77 return *this; | 77 return *this; |
78 } | 78 } |
79 DEFINE_INLINE_TRACE() { visitor->trace(m_mergedPredicates); } | 79 DEFINE_INLINE_TRACE() { visitor->trace(m_mergedPredicates); } |
80 | 80 |
81 Kind kind() const { return m_kind; } | 81 Kind kind() const { return m_kind; } |
82 const AtomicString& data() const { return m_data; } | 82 const AtomicString& data() const { return m_data; } |
83 const AtomicString& namespaceURI() const { return m_namespaceURI; } | 83 const AtomicString& namespaceURI() const { return m_namespaceURI; } |
84 WillBeHeapVector<OwnPtrWillBeMember<Predicate> >& mergedPredicates() { r
eturn m_mergedPredicates; } | 84 WillBeHeapVector<OwnPtrWillBeMember<Predicate>>& mergedPredicates() { re
turn m_mergedPredicates; } |
85 const WillBeHeapVector<OwnPtrWillBeMember<Predicate> >& mergedPredicates
() const { return m_mergedPredicates; } | 85 const WillBeHeapVector<OwnPtrWillBeMember<Predicate>>& mergedPredicates(
) const { return m_mergedPredicates; } |
86 | 86 |
87 private: | 87 private: |
88 Kind m_kind; | 88 Kind m_kind; |
89 AtomicString m_data; | 89 AtomicString m_data; |
90 AtomicString m_namespaceURI; | 90 AtomicString m_namespaceURI; |
91 | 91 |
92 // When possible, we merge some or all predicates with node test for bet
ter performance. | 92 // When possible, we merge some or all predicates with node test for bet
ter performance. |
93 WillBeHeapVector<OwnPtrWillBeMember<Predicate> > m_mergedPredicates; | 93 WillBeHeapVector<OwnPtrWillBeMember<Predicate>> m_mergedPredicates; |
94 }; | 94 }; |
95 | 95 |
96 Step(Axis, const NodeTest&); | 96 Step(Axis, const NodeTest&); |
97 Step(Axis, const NodeTest&, WillBeHeapVector<OwnPtrWillBeMember<Predicate> >
&); | 97 Step(Axis, const NodeTest&, WillBeHeapVector<OwnPtrWillBeMember<Predicate>>&
); |
98 virtual ~Step(); | 98 virtual ~Step(); |
99 DECLARE_VIRTUAL_TRACE(); | 99 DECLARE_VIRTUAL_TRACE(); |
100 | 100 |
101 void optimize(); | 101 void optimize(); |
102 | 102 |
103 void evaluate(EvaluationContext&, Node* context, NodeSet&) const; | 103 void evaluate(EvaluationContext&, Node* context, NodeSet&) const; |
104 | 104 |
105 Axis axis() const { return m_axis; } | 105 Axis axis() const { return m_axis; } |
106 const NodeTest& nodeTest() const { return *m_nodeTest; } | 106 const NodeTest& nodeTest() const { return *m_nodeTest; } |
107 | 107 |
108 private: | 108 private: |
109 friend void optimizeStepPair(Step*, Step*, bool&); | 109 friend void optimizeStepPair(Step*, Step*, bool&); |
110 bool predicatesAreContextListInsensitive() const; | 110 bool predicatesAreContextListInsensitive() const; |
111 NodeTest& nodeTest() { return *m_nodeTest; } | 111 NodeTest& nodeTest() { return *m_nodeTest; } |
112 | 112 |
113 void parseNodeTest(const String&); | 113 void parseNodeTest(const String&); |
114 void nodesInAxis(EvaluationContext&, Node* context, NodeSet&) const; | 114 void nodesInAxis(EvaluationContext&, Node* context, NodeSet&) const; |
115 String namespaceFromNodetest(const String& nodeTest) const; | 115 String namespaceFromNodetest(const String& nodeTest) const; |
116 | 116 |
117 Axis m_axis; | 117 Axis m_axis; |
118 OwnPtrWillBeMember<NodeTest> m_nodeTest; | 118 OwnPtrWillBeMember<NodeTest> m_nodeTest; |
119 WillBeHeapVector<OwnPtrWillBeMember<Predicate> > m_predicates; | 119 WillBeHeapVector<OwnPtrWillBeMember<Predicate>> m_predicates; |
120 }; | 120 }; |
121 | 121 |
122 void optimizeStepPair(Step*, Step*, bool& dropSecondStep); | 122 void optimizeStepPair(Step*, Step*, bool& dropSecondStep); |
123 | 123 |
124 } // namespace XPath | 124 } // namespace XPath |
125 | 125 |
126 } // namespace blink | 126 } // namespace blink |
127 | 127 |
128 #endif // XPathStep_h | 128 #endif // XPathStep_h |
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