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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef GIN_PER_ISOLATE_DATA_H_ | 5 #ifndef GIN_PER_ISOLATE_DATA_H_ |
6 #define GIN_PER_ISOLATE_DATA_H_ | 6 #define GIN_PER_ISOLATE_DATA_H_ |
7 | 7 |
8 #include <map> | 8 #include <map> |
9 | 9 |
10 #include "base/basictypes.h" | 10 #include "base/basictypes.h" |
11 #include "gin/gin_export.h" | 11 #include "gin/gin_export.h" |
12 #include "gin/public/wrapper_info.h" | 12 #include "gin/public/wrapper_info.h" |
13 #include "v8/include/v8.h" | 13 #include "v8/include/v8.h" |
14 | 14 |
15 namespace gin { | 15 namespace gin { |
16 | 16 |
| 17 class IndexedPropertyInterceptor; |
| 18 class NamedPropertyInterceptor; |
| 19 class WrappableBase; |
| 20 |
17 // There is one instance of PerIsolateData per v8::Isolate managed by Gin. This | 21 // There is one instance of PerIsolateData per v8::Isolate managed by Gin. This |
18 // class stores all the Gin-related data that varies per isolate. | 22 // class stores all the Gin-related data that varies per isolate. |
19 class GIN_EXPORT PerIsolateData { | 23 class GIN_EXPORT PerIsolateData { |
20 public: | 24 public: |
21 PerIsolateData(v8::Isolate* isolate, v8::ArrayBuffer::Allocator* allocator); | 25 PerIsolateData(v8::Isolate* isolate, v8::ArrayBuffer::Allocator* allocator); |
22 ~PerIsolateData(); | 26 ~PerIsolateData(); |
23 | 27 |
24 static PerIsolateData* From(v8::Isolate* isolate); | 28 static PerIsolateData* From(v8::Isolate* isolate); |
25 | 29 |
26 // Each isolate is associated with a collection of v8::ObjectTemplates and | 30 // Each isolate is associated with a collection of v8::ObjectTemplates and |
27 // v8::FunctionTemplates. Typically these template objects are created | 31 // v8::FunctionTemplates. Typically these template objects are created |
28 // lazily. | 32 // lazily. |
29 void SetObjectTemplate(WrapperInfo* info, | 33 void SetObjectTemplate(WrapperInfo* info, |
30 v8::Local<v8::ObjectTemplate> object_template); | 34 v8::Local<v8::ObjectTemplate> object_template); |
31 void SetFunctionTemplate(WrapperInfo* info, | 35 void SetFunctionTemplate(WrapperInfo* info, |
32 v8::Local<v8::FunctionTemplate> function_template); | 36 v8::Local<v8::FunctionTemplate> function_template); |
33 | 37 |
34 // These are low-level functions for retrieving object or function templates | 38 // These are low-level functions for retrieving object or function templates |
35 // stored in this object. Because these templates are often created lazily, | 39 // stored in this object. Because these templates are often created lazily, |
36 // most clients should call higher-level functions that know how to populate | 40 // most clients should call higher-level functions that know how to populate |
37 // these templates if they haven't already been created. | 41 // these templates if they haven't already been created. |
38 v8::Local<v8::ObjectTemplate> GetObjectTemplate(WrapperInfo* info); | 42 v8::Local<v8::ObjectTemplate> GetObjectTemplate(WrapperInfo* info); |
39 v8::Local<v8::FunctionTemplate> GetFunctionTemplate(WrapperInfo* info); | 43 v8::Local<v8::FunctionTemplate> GetFunctionTemplate(WrapperInfo* info); |
40 | 44 |
| 45 // We maintain a map from Wrappable objects that derive from one of the |
| 46 // interceptor interfaces to the interceptor interface pointers. |
| 47 void SetIndexedPropertyInterceptor(WrappableBase* base, |
| 48 IndexedPropertyInterceptor* interceptor); |
| 49 void SetNamedPropertyInterceptor(WrappableBase* base, |
| 50 NamedPropertyInterceptor* interceptor); |
| 51 |
| 52 void ClearIndexedPropertyInterceptor(WrappableBase* base, |
| 53 IndexedPropertyInterceptor* interceptor); |
| 54 void ClearNamedPropertyInterceptor(WrappableBase* base, |
| 55 NamedPropertyInterceptor* interceptor); |
| 56 |
| 57 IndexedPropertyInterceptor* GetIndexedPropertyInterceptor( |
| 58 WrappableBase* base); |
| 59 NamedPropertyInterceptor* GetNamedPropertyInterceptor(WrappableBase* base); |
| 60 |
41 v8::Isolate* isolate() { return isolate_; } | 61 v8::Isolate* isolate() { return isolate_; } |
42 v8::ArrayBuffer::Allocator* allocator() { return allocator_; } | 62 v8::ArrayBuffer::Allocator* allocator() { return allocator_; } |
43 | 63 |
44 private: | 64 private: |
45 typedef std::map< | 65 typedef std::map< |
46 WrapperInfo*, v8::Eternal<v8::ObjectTemplate> > ObjectTemplateMap; | 66 WrapperInfo*, v8::Eternal<v8::ObjectTemplate> > ObjectTemplateMap; |
47 typedef std::map< | 67 typedef std::map< |
48 WrapperInfo*, v8::Eternal<v8::FunctionTemplate> > FunctionTemplateMap; | 68 WrapperInfo*, v8::Eternal<v8::FunctionTemplate> > FunctionTemplateMap; |
| 69 typedef std::map<WrappableBase*, IndexedPropertyInterceptor*> |
| 70 IndexedPropertyInterceptorMap; |
| 71 typedef std::map<WrappableBase*, NamedPropertyInterceptor*> |
| 72 NamedPropertyInterceptorMap; |
49 | 73 |
50 // PerIsolateData doesn't actually own |isolate_|. Instead, the isolate is | 74 // PerIsolateData doesn't actually own |isolate_|. Instead, the isolate is |
51 // owned by the IsolateHolder, which also owns the PerIsolateData. | 75 // owned by the IsolateHolder, which also owns the PerIsolateData. |
52 v8::Isolate* isolate_; | 76 v8::Isolate* isolate_; |
53 v8::ArrayBuffer::Allocator* allocator_; | 77 v8::ArrayBuffer::Allocator* allocator_; |
54 ObjectTemplateMap object_templates_; | 78 ObjectTemplateMap object_templates_; |
55 FunctionTemplateMap function_templates_; | 79 FunctionTemplateMap function_templates_; |
| 80 IndexedPropertyInterceptorMap indexed_interceptors_; |
| 81 NamedPropertyInterceptorMap named_interceptors_; |
56 | 82 |
57 DISALLOW_COPY_AND_ASSIGN(PerIsolateData); | 83 DISALLOW_COPY_AND_ASSIGN(PerIsolateData); |
58 }; | 84 }; |
59 | 85 |
60 } // namespace gin | 86 } // namespace gin |
61 | 87 |
62 #endif // GIN_PER_ISOLATE_DATA_H_ | 88 #endif // GIN_PER_ISOLATE_DATA_H_ |
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