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1 // Copyright 2006-2008 the V8 project authors. All rights reserved. | 1 // Copyright 2006-2008 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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255 // A Deserializer reads a snapshot and reconstructs the Object graph it defines. | 255 // A Deserializer reads a snapshot and reconstructs the Object graph it defines. |
256 | 256 |
257 class Deserializer: public ObjectVisitor { | 257 class Deserializer: public ObjectVisitor { |
258 public: | 258 public: |
259 // Create a deserializer. The snapshot is held in str and has size len. | 259 // Create a deserializer. The snapshot is held in str and has size len. |
260 Deserializer(const char* str, int len); | 260 Deserializer(const char* str, int len); |
261 | 261 |
262 virtual ~Deserializer(); | 262 virtual ~Deserializer(); |
263 | 263 |
264 // Read the flags from the header of the file, and set those that | 264 // Read the flags from the header of the file, and set those that |
265 // should be inhereted from the snapshot. | 265 // should be inherited from the snapshot. |
266 void GetFlags(); | 266 void GetFlags(); |
267 | 267 |
268 // Read saved profiling information from the file and log it if required. | 268 // Read saved profiling information from the file and log it if required. |
269 void GetLog(); | 269 void GetLog(); |
270 | 270 |
271 // Deserialize the snapshot into an empty heap. | 271 // Deserialize the snapshot into an empty heap. |
272 void Deserialize(); | 272 void Deserialize(); |
273 | 273 |
274 int roots() { return roots_; } | 274 int roots() { return roots_; } |
275 int objects() { return objects_; } | 275 int objects() { return objects_; } |
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325 #ifdef DEBUG | 325 #ifdef DEBUG |
326 bool expect_debug_information_; | 326 bool expect_debug_information_; |
327 #endif | 327 #endif |
328 | 328 |
329 DISALLOW_COPY_AND_ASSIGN(Deserializer); | 329 DISALLOW_COPY_AND_ASSIGN(Deserializer); |
330 }; | 330 }; |
331 | 331 |
332 } } // namespace v8::internal | 332 } } // namespace v8::internal |
333 | 333 |
334 #endif // V8_SERIALIZE_H_ | 334 #endif // V8_SERIALIZE_H_ |
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