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26 #ifndef V8PerIsolateData_h
27 #define V8PerIsolateData_h
29 #include "bindings/core/v8/ScopedPersistent.h"
30 #include "bindings/core/v8/ScriptState.h"
31 #include "bindings/core/v8/V8HiddenValue.h"
32 #include "bindings/core/v8/WrapperTypeInfo.h"
33 #include "gin/public/isolate_holder.h"
34 #include "modules/indexeddb/IDBPendingTransactionMonitor.h"
35 #include "wtf/HashMap.h"
36 #include "wtf/OwnPtr.h"
37 #include "wtf/Vector.h"
45 struct WrapperTypeInfo;
47 typedef WTF::Vector<DOMDataStore*> DOMDataStoreList;
49 class V8PerIsolateData {
51 static v8::Isolate* initialize();
52 static V8PerIsolateData* from(v8::Isolate* isolate)
55 ASSERT(isolate->GetData(gin::kEmbedderBlink));
56 return static_cast<V8PerIsolateData*>(isolate->GetData(gin::kEmbedderBlink));
59 static void willBeDestroyed(v8::Isolate*);
60 static void destroy(v8::Isolate*);
61 static v8::Isolate* mainThreadIsolate();
63 bool destructionPending() const { return m_destructionPending; }
64 v8::Isolate* isolate() { return m_isolateHolder->isolate(); }
66 v8::Handle<v8::FunctionTemplate> toStringTemplate();
68 StringCache* stringCache() { return m_stringCache.get(); }
70 v8::Persistent<v8::Value>& ensureLiveRoot();
72 int recursionLevel() const { return m_recursionLevel; }
73 int incrementRecursionLevel() { return ++m_recursionLevel; }
74 int decrementRecursionLevel() { return --m_recursionLevel; }
75 bool isHandlingRecursionLevelError() const { return m_isHandlingRecursionLevelError; }
76 void setIsHandlingRecursionLevelError(bool value) { m_isHandlingRecursionLevelError = value; }
78 bool isReportingException() const { return m_isReportingException; }
79 void setReportingException(bool value) { m_isReportingException = value; }
81 bool performingMicrotaskCheckpoint() const { return m_performingMicrotaskCheckpoint; }
82 void setPerformingMicrotaskCheckpoint(bool performingMicrotaskCheckpoint) { m_performingMicrotaskCheckpoint = performingMicrotaskCheckpoint; }
85 int internalScriptRecursionLevel() const { return m_internalScriptRecursionLevel; }
86 int incrementInternalScriptRecursionLevel() { return ++m_internalScriptRecursionLevel; }
87 int decrementInternalScriptRecursionLevel() { return --m_internalScriptRecursionLevel; }
90 GCEventData* gcEventData() { return m_gcEventData.get(); }
91 V8HiddenValue* hiddenValue() { return m_hiddenValue.get(); }
93 v8::Handle<v8::FunctionTemplate> domTemplate(void* domTemplateKey, v8::FunctionCallback = 0, v8::Handle<v8::Value> data = v8::Handle<v8::Value>(), v8::Handle<v8::Signature> = v8::Handle<v8::Signature>(), int length = 0);
94 v8::Handle<v8::FunctionTemplate> existingDOMTemplate(void* domTemplateKey);
95 void setDOMTemplate(void* domTemplateKey, v8::Handle<v8::FunctionTemplate>);
97 bool hasInstance(const WrapperTypeInfo*, v8::Handle<v8::Value>);
98 v8::Handle<v8::Object> findInstanceInPrototypeChain(const WrapperTypeInfo*, v8::Handle<v8::Value>);
100 v8::Local<v8::Context> ensureScriptRegexpContext();
102 const char* previousSamplingState() const { return m_previousSamplingState; }
103 void setPreviousSamplingState(const char* name) { m_previousSamplingState = name; }
105 IDBPendingTransactionMonitor* ensureIDBPendingTransactionMonitor();
111 typedef HashMap<const void*, v8::Eternal<v8::FunctionTemplate> > DOMTemplateMap;
112 DOMTemplateMap& currentDOMTemplateMap();
113 bool hasInstance(const WrapperTypeInfo*, v8::Handle<v8::Value>, DOMTemplateMap&);
114 v8::Handle<v8::Object> findInstanceInPrototypeChain(const WrapperTypeInfo*, v8::Handle<v8::Value>, DOMTemplateMap&);
116 bool m_destructionPending;
117 OwnPtr<gin::IsolateHolder> m_isolateHolder;
118 DOMTemplateMap m_domTemplateMapForMainWorld;
119 DOMTemplateMap m_domTemplateMapForNonMainWorld;
120 ScopedPersistent<v8::FunctionTemplate> m_toStringTemplate;
121 OwnPtr<StringCache> m_stringCache;
122 OwnPtr<V8HiddenValue> m_hiddenValue;
123 ScopedPersistent<v8::Value> m_liveRoot;
124 RefPtr<ScriptState> m_scriptRegexpScriptState;
126 const char* m_previousSamplingState;
128 bool m_constructorMode;
129 friend class ConstructorMode;
131 int m_recursionLevel;
132 bool m_isHandlingRecursionLevelError;
133 bool m_isReportingException;
136 int m_internalScriptRecursionLevel;
138 OwnPtr<GCEventData> m_gcEventData;
139 bool m_performingMicrotaskCheckpoint;
141 OwnPtr<IDBPendingTransactionMonitor> m_idbPendingTransactionMonitor;
146 #endif // V8PerIsolateData_h