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1 /* | 1 /* |
2 * Copyright (C) 2010 Google Inc. All rights reserved. | 2 * Copyright (C) 2010 Google Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * | 7 * |
8 * 1. Redistributions of source code must retain the above copyright | 8 * 1. Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * 2. Redistributions in binary form must reproduce the above copyright | 10 * 2. Redistributions in binary form must reproduce the above copyright |
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55 Dictionary& operator=(const Dictionary&); | 55 Dictionary& operator=(const Dictionary&); |
56 | 56 |
57 bool isObject() const; | 57 bool isObject() const; |
58 bool isUndefinedOrNull() const; | 58 bool isUndefinedOrNull() const; |
59 | 59 |
60 bool get(const String&, Dictionary&) const; | 60 bool get(const String&, Dictionary&) const; |
61 bool get(const String&, v8::Local<v8::Value>&) const; | 61 bool get(const String&, v8::Local<v8::Value>&) const; |
62 | 62 |
63 v8::Local<v8::Value> v8Value() const { return m_options; } | 63 v8::Local<v8::Value> v8Value() const { return m_options; } |
64 | 64 |
65 class CORE_EXPORT ConversionContext { | |
66 public: | |
67 explicit ConversionContext(ExceptionState& exceptionState) | |
68 : m_exceptionState(exceptionState) | |
69 , m_dirty(true) | |
70 { | |
71 resetPerPropertyContext(); | |
72 } | |
73 | |
74 ExceptionState& exceptionState() const { return m_exceptionState; } | |
75 | |
76 bool isNullable() const { return m_isNullable; } | |
77 String typeName() const { return m_propertyTypeName; } | |
78 | |
79 ConversionContext& setConversionType(const String&, bool); | |
80 | |
81 void throwTypeError(const String& detail); | |
82 | |
83 void resetPerPropertyContext(); | |
84 | |
85 private: | |
86 ExceptionState& m_exceptionState; | |
87 bool m_dirty; | |
88 | |
89 bool m_isNullable; | |
90 String m_propertyTypeName; | |
91 }; | |
92 | |
93 class ConversionContextScope { | |
94 public: | |
95 explicit ConversionContextScope(ConversionContext& context) | |
96 : m_context(context) { } | |
97 ~ConversionContextScope() | |
98 { | |
99 m_context.resetPerPropertyContext(); | |
100 } | |
101 private: | |
102 ConversionContext& m_context; | |
103 }; | |
104 | |
105 // Note that this function returns true when there is no value associated | |
106 // with a given key. | |
107 bool convert(ConversionContext&, const String&, Dictionary&) const; | |
108 | |
109 bool getOwnPropertiesAsStringHashMap(HashMap<String, String>&) const; | 65 bool getOwnPropertiesAsStringHashMap(HashMap<String, String>&) const; |
110 bool getPropertyNames(Vector<String>&) const; | 66 bool getPropertyNames(Vector<String>&) const; |
111 | 67 |
112 bool hasProperty(const String&) const; | 68 bool hasProperty(const String&) const; |
113 | 69 |
114 v8::Isolate* isolate() const { return m_isolate; } | 70 v8::Isolate* isolate() const { return m_isolate; } |
115 v8::Local<v8::Context> v8Context() const | 71 v8::Local<v8::Context> v8Context() const |
116 { | 72 { |
117 ASSERT(m_isolate); | 73 ASSERT(m_isolate); |
118 return m_isolate->GetCurrentContext(); | 74 return m_isolate->GetCurrentContext(); |
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148 template <typename T> | 104 template <typename T> |
149 static bool getWithUndefinedOrNullCheck(const Dictionary& dictionary, const
String& key, T& value) | 105 static bool getWithUndefinedOrNullCheck(const Dictionary& dictionary, const
String& key, T& value) |
150 { | 106 { |
151 v8::Local<v8::Value> v8Value; | 107 v8::Local<v8::Value> v8Value; |
152 if (!dictionary.getKey(key, v8Value) || isUndefinedOrNull(v8Value)) | 108 if (!dictionary.getKey(key, v8Value) || isUndefinedOrNull(v8Value)) |
153 return false; | 109 return false; |
154 return DictionaryHelper::get(dictionary, key, value); | 110 return DictionaryHelper::get(dictionary, key, value); |
155 } | 111 } |
156 template <template <typename> class PointerType, typename T> | 112 template <template <typename> class PointerType, typename T> |
157 static bool get(const Dictionary&, const String& key, PointerType<T>& value)
; | 113 static bool get(const Dictionary&, const String& key, PointerType<T>& value)
; |
158 template <typename T> | |
159 static bool convert(const Dictionary&, Dictionary::ConversionContext&, const
String& key, T& value); | |
160 template <typename T> | |
161 static bool convert(const Dictionary&, Dictionary::ConversionContext&, const
String& key, Nullable<T>& value); | |
162 template <template <typename> class PointerType, typename T> | |
163 static bool convert(const Dictionary&, Dictionary::ConversionContext&, const
String& key, PointerType<T>& value); | |
164 }; | 114 }; |
165 | 115 |
166 } | 116 } |
167 | 117 |
168 #endif // Dictionary_h | 118 #endif // Dictionary_h |
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