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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 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 // Provides global database of differential decompression dictionaries for the | 5 // Provides global database of differential decompression dictionaries for the |
6 // SDCH filter (processes sdch enconded content). | 6 // SDCH filter (processes sdch enconded content). |
7 | 7 |
8 // Exactly one instance of SdchManager is built, and all references are made | 8 // Exactly one instance of SdchManager is built, and all references are made |
9 // into that collection. | 9 // into that collection. |
10 // | 10 // |
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163 // There is one instance of |Dictionary| for each memory-cached SDCH | 163 // There is one instance of |Dictionary| for each memory-cached SDCH |
164 // dictionary. | 164 // dictionary. |
165 class NET_EXPORT_PRIVATE Dictionary : public base::RefCounted<Dictionary> { | 165 class NET_EXPORT_PRIVATE Dictionary : public base::RefCounted<Dictionary> { |
166 public: | 166 public: |
167 // Sdch filters can get our text to use in decoding compressed data. | 167 // Sdch filters can get our text to use in decoding compressed data. |
168 const std::string& text() const { return text_; } | 168 const std::string& text() const { return text_; } |
169 | 169 |
170 private: | 170 private: |
171 friend class base::RefCounted<Dictionary>; | 171 friend class base::RefCounted<Dictionary>; |
172 friend class SdchManager; // Only manager can construct an instance. | 172 friend class SdchManager; // Only manager can construct an instance. |
173 FRIEND_TEST_ALL_PREFIXES(SdchFilterTest, PathMatch); | 173 FRIEND_TEST_ALL_PREFIXES(SdchManagerTest, PathMatch); |
174 | 174 |
175 // Construct a vc-diff usable dictionary from the dictionary_text starting | 175 // Construct a vc-diff usable dictionary from the dictionary_text starting |
176 // at the given offset. The supplied client_hash should be used to | 176 // at the given offset. The supplied client_hash should be used to |
177 // advertise the dictionary's availability relative to the suppplied URL. | 177 // advertise the dictionary's availability relative to the suppplied URL. |
178 Dictionary(const std::string& dictionary_text, | 178 Dictionary(const std::string& dictionary_text, |
179 size_t offset, | 179 size_t offset, |
180 const std::string& client_hash, | 180 const std::string& client_hash, |
181 const GURL& url, | 181 const GURL& url, |
182 const std::string& domain, | 182 const std::string& domain, |
183 const std::string& path, | 183 const std::string& path, |
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372 // List of hostnames for which a latency experiment is allowed (because a | 372 // List of hostnames for which a latency experiment is allowed (because a |
373 // round trip test has recently passed). | 373 // round trip test has recently passed). |
374 ExperimentSet allow_latency_experiment_; | 374 ExperimentSet allow_latency_experiment_; |
375 | 375 |
376 DISALLOW_COPY_AND_ASSIGN(SdchManager); | 376 DISALLOW_COPY_AND_ASSIGN(SdchManager); |
377 }; | 377 }; |
378 | 378 |
379 } // namespace net | 379 } // namespace net |
380 | 380 |
381 #endif // NET_BASE_SDCH_MANAGER_H_ | 381 #endif // NET_BASE_SDCH_MANAGER_H_ |
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