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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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 CONTENT_BROWSER_APPCACHE_APPCACHE_DISK_CACHE_H_ | 5 #ifndef CONTENT_BROWSER_APPCACHE_APPCACHE_DISK_CACHE_H_ |
6 #define CONTENT_BROWSER_APPCACHE_APPCACHE_DISK_CACHE_H_ | 6 #define CONTENT_BROWSER_APPCACHE_APPCACHE_DISK_CACHE_H_ |
7 | 7 |
8 #include <set> | 8 #include <set> |
9 #include <vector> | 9 #include <vector> |
10 | 10 |
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45 bool is_disabled() const { return is_disabled_; } | 45 bool is_disabled() const { return is_disabled_; } |
46 | 46 |
47 int CreateEntry(int64 key, | 47 int CreateEntry(int64 key, |
48 Entry** entry, | 48 Entry** entry, |
49 const net::CompletionCallback& callback) override; | 49 const net::CompletionCallback& callback) override; |
50 int OpenEntry(int64 key, | 50 int OpenEntry(int64 key, |
51 Entry** entry, | 51 Entry** entry, |
52 const net::CompletionCallback& callback) override; | 52 const net::CompletionCallback& callback) override; |
53 int DoomEntry(int64 key, const net::CompletionCallback& callback) override; | 53 int DoomEntry(int64 key, const net::CompletionCallback& callback) override; |
54 | 54 |
| 55 protected: |
| 56 explicit AppCacheDiskCache(bool use_simple_cache); |
| 57 disk_cache::Backend* disk_cache() { return disk_cache_.get(); } |
| 58 |
55 private: | 59 private: |
56 class CreateBackendCallbackShim; | 60 class CreateBackendCallbackShim; |
57 class EntryImpl; | 61 class EntryImpl; |
58 | 62 |
59 // PendingCalls allow CreateEntry, OpenEntry, and DoomEntry to be called | 63 // PendingCalls allow CreateEntry, OpenEntry, and DoomEntry to be called |
60 // immediately after construction, without waiting for the | 64 // immediately after construction, without waiting for the |
61 // underlying disk_cache::Backend to be fully constructed. Early | 65 // underlying disk_cache::Backend to be fully constructed. Early |
62 // calls are queued up and serviced once the disk_cache::Backend is | 66 // calls are queued up and serviced once the disk_cache::Backend is |
63 // really ready to go. | 67 // really ready to go. |
64 enum PendingCallType { | 68 enum PendingCallType { |
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81 }; | 85 }; |
82 typedef std::vector<PendingCall> PendingCalls; | 86 typedef std::vector<PendingCall> PendingCalls; |
83 | 87 |
84 class ActiveCall; | 88 class ActiveCall; |
85 typedef std::set<ActiveCall*> ActiveCalls; | 89 typedef std::set<ActiveCall*> ActiveCalls; |
86 typedef std::set<EntryImpl*> OpenEntries; | 90 typedef std::set<EntryImpl*> OpenEntries; |
87 | 91 |
88 bool is_initializing() const { | 92 bool is_initializing() const { |
89 return create_backend_callback_.get() != NULL; | 93 return create_backend_callback_.get() != NULL; |
90 } | 94 } |
91 disk_cache::Backend* disk_cache() { return disk_cache_.get(); } | |
92 int Init(net::CacheType cache_type, | 95 int Init(net::CacheType cache_type, |
93 const base::FilePath& directory, | 96 const base::FilePath& directory, |
94 int cache_size, | 97 int cache_size, |
95 bool force, | 98 bool force, |
96 const scoped_refptr<base::SingleThreadTaskRunner>& cache_thread, | 99 const scoped_refptr<base::SingleThreadTaskRunner>& cache_thread, |
97 const net::CompletionCallback& callback); | 100 const net::CompletionCallback& callback); |
98 void OnCreateBackendComplete(int rv); | 101 void OnCreateBackendComplete(int rv); |
99 void AddOpenEntry(EntryImpl* entry) { open_entries_.insert(entry); } | 102 void AddOpenEntry(EntryImpl* entry) { open_entries_.insert(entry); } |
100 void RemoveOpenEntry(EntryImpl* entry) { open_entries_.erase(entry); } | 103 void RemoveOpenEntry(EntryImpl* entry) { open_entries_.erase(entry); } |
101 | 104 |
| 105 bool use_simple_cache_; |
102 bool is_disabled_; | 106 bool is_disabled_; |
103 net::CompletionCallback init_callback_; | 107 net::CompletionCallback init_callback_; |
104 scoped_refptr<CreateBackendCallbackShim> create_backend_callback_; | 108 scoped_refptr<CreateBackendCallbackShim> create_backend_callback_; |
105 PendingCalls pending_calls_; | 109 PendingCalls pending_calls_; |
106 OpenEntries open_entries_; | 110 OpenEntries open_entries_; |
107 scoped_ptr<disk_cache::Backend> disk_cache_; | 111 scoped_ptr<disk_cache::Backend> disk_cache_; |
108 | 112 |
109 base::WeakPtrFactory<AppCacheDiskCache> weak_factory_; | 113 base::WeakPtrFactory<AppCacheDiskCache> weak_factory_; |
110 }; | 114 }; |
111 | 115 |
112 } // namespace content | 116 } // namespace content |
113 | 117 |
114 #endif // CONTENT_BROWSER_APPCACHE_APPCACHE_DISK_CACHE_H_ | 118 #endif // CONTENT_BROWSER_APPCACHE_APPCACHE_DISK_CACHE_H_ |
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