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Side by Side Diff: src/global-handles.h

Issue 15648008: de-isolate Persistent::Dispose (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 7 years, 7 months ago
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1 // Copyright 2011 the V8 project authors. All rights reserved. 1 // Copyright 2011 the V8 project authors. All rights reserved.
2 // Redistribution and use in source and binary forms, with or without 2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are 3 // modification, are permitted provided that the following conditions are
4 // met: 4 // met:
5 // 5 //
6 // * Redistributions of source code must retain the above copyright 6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer. 7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above 8 // * Redistributions in binary form must reproduce the above
9 // copyright notice, this list of conditions and the following 9 // copyright notice, this list of conditions and the following
10 // disclaimer in the documentation and/or other materials provided 10 // disclaimer in the documentation and/or other materials provided
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121 121
122 122
123 class GlobalHandles { 123 class GlobalHandles {
124 public: 124 public:
125 ~GlobalHandles(); 125 ~GlobalHandles();
126 126
127 // Creates a new global handle that is alive until Destroy is called. 127 // Creates a new global handle that is alive until Destroy is called.
128 Handle<Object> Create(Object* value); 128 Handle<Object> Create(Object* value);
129 129
130 // Destroy a global handle. 130 // Destroy a global handle.
131 void Destroy(Object** location); 131 static void Destroy(Object** location);
132 132
133 typedef WeakReferenceCallbacks<v8::Value, void>::Revivable RevivableCallback; 133 typedef WeakReferenceCallbacks<v8::Value, void>::Revivable RevivableCallback;
134 134
135 // Make the global handle weak and set the callback parameter for the 135 // Make the global handle weak and set the callback parameter for the
136 // handle. When the garbage collector recognizes that only weak global 136 // handle. When the garbage collector recognizes that only weak global
137 // handles point to an object the handles are cleared and the callback 137 // handles point to an object the handles are cleared and the callback
138 // function is invoked (for each handle) with the handle and corresponding 138 // function is invoked (for each handle) with the handle and corresponding
139 // parameter as arguments. Note: cleared means set to Smi::FromInt(0). The 139 // parameter as arguments. Note: cleared means set to Smi::FromInt(0). The
140 // reason is that Smi::FromInt(0) does not change during garage collection. 140 // reason is that Smi::FromInt(0) does not change during garage collection.
141 void MakeWeak(Object** location, 141 void MakeWeak(Object** location,
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328 328
329 friend class Isolate; 329 friend class Isolate;
330 330
331 DISALLOW_COPY_AND_ASSIGN(GlobalHandles); 331 DISALLOW_COPY_AND_ASSIGN(GlobalHandles);
332 }; 332 };
333 333
334 334
335 } } // namespace v8::internal 335 } } // namespace v8::internal
336 336
337 #endif // V8_GLOBAL_HANDLES_H_ 337 #endif // V8_GLOBAL_HANDLES_H_
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