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1 // Copyright 2014 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef WEBKIT_BROWSER_QUOTA_QUOTA_MANAGER_PROXY_H_ | |
6 #define WEBKIT_BROWSER_QUOTA_QUOTA_MANAGER_PROXY_H_ | |
7 | |
8 #include "base/basictypes.h" | |
9 #include "base/callback.h" | |
10 #include "base/files/file_path.h" | |
11 #include "base/memory/ref_counted.h" | |
12 #include "base/memory/scoped_ptr.h" | |
13 #include "base/memory/weak_ptr.h" | |
14 #include "base/sequenced_task_runner_helpers.h" | |
15 #include "webkit/browser/quota/quota_callbacks.h" | |
16 #include "webkit/browser/quota/quota_client.h" | |
17 #include "webkit/browser/quota/quota_database.h" | |
18 #include "webkit/browser/quota/quota_manager.h" | |
19 #include "webkit/browser/quota/quota_task.h" | |
20 #include "webkit/browser/quota/special_storage_policy.h" | |
21 #include "webkit/browser/webkit_storage_browser_export.h" | |
22 | |
23 namespace base { | |
24 class SequencedTaskRunner; | |
25 class SingleThreadTaskRunner; | |
26 } | |
27 | |
28 namespace quota { | |
29 | |
30 // The proxy may be called and finally released on any thread. | |
31 class WEBKIT_STORAGE_BROWSER_EXPORT QuotaManagerProxy | |
32 : public base::RefCountedThreadSafe<QuotaManagerProxy> { | |
33 public: | |
34 typedef QuotaManager::GetUsageAndQuotaCallback | |
35 GetUsageAndQuotaCallback; | |
36 | |
37 virtual void RegisterClient(QuotaClient* client); | |
38 virtual void NotifyStorageAccessed(QuotaClient::ID client_id, | |
39 const GURL& origin, | |
40 StorageType type); | |
41 virtual void NotifyStorageModified(QuotaClient::ID client_id, | |
42 const GURL& origin, | |
43 StorageType type, | |
44 int64 delta); | |
45 virtual void NotifyOriginInUse(const GURL& origin); | |
46 virtual void NotifyOriginNoLongerInUse(const GURL& origin); | |
47 | |
48 virtual void SetUsageCacheEnabled(QuotaClient::ID client_id, | |
49 const GURL& origin, | |
50 StorageType type, | |
51 bool enabled); | |
52 virtual void GetUsageAndQuota( | |
53 base::SequencedTaskRunner* original_task_runner, | |
54 const GURL& origin, | |
55 StorageType type, | |
56 const GetUsageAndQuotaCallback& callback); | |
57 | |
58 // This method may only be called on the IO thread. | |
59 // It may return NULL if the manager has already been deleted. | |
60 QuotaManager* quota_manager() const; | |
61 | |
62 protected: | |
63 friend class QuotaManager; | |
64 friend class base::RefCountedThreadSafe<QuotaManagerProxy>; | |
65 | |
66 QuotaManagerProxy(QuotaManager* manager, | |
67 base::SingleThreadTaskRunner* io_thread); | |
68 virtual ~QuotaManagerProxy(); | |
69 | |
70 QuotaManager* manager_; // only accessed on the io thread | |
71 scoped_refptr<base::SingleThreadTaskRunner> io_thread_; | |
72 | |
73 DISALLOW_COPY_AND_ASSIGN(QuotaManagerProxy); | |
74 }; | |
75 | |
76 } // namespace quota | |
77 | |
78 #endif // WEBKIT_BROWSER_QUOTA_QUOTA_MANAGER_PROXY_H_ | |
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