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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 #ifndef CONTENT_CHILD_QUOTA_DISPATCHER_H_ | 5 #ifndef CONTENT_CHILD_QUOTA_DISPATCHER_H_ |
6 #define CONTENT_CHILD_QUOTA_DISPATCHER_H_ | 6 #define CONTENT_CHILD_QUOTA_DISPATCHER_H_ |
7 | 7 |
8 #include <map> | 8 #include <map> |
9 #include <set> | 9 #include <set> |
10 | 10 |
11 #include "base/basictypes.h" | 11 #include "base/basictypes.h" |
12 #include "base/id_map.h" | 12 #include "base/id_map.h" |
13 #include "base/memory/ref_counted.h" | 13 #include "base/memory/ref_counted.h" |
14 #include "webkit/child/worker_task_runner.h" | 14 #include "content/child/worker_task_runner.h" |
15 #include "webkit/common/quota/quota_types.h" | 15 #include "webkit/common/quota/quota_types.h" |
16 | 16 |
17 class GURL; | 17 class GURL; |
18 | 18 |
19 namespace IPC { | 19 namespace IPC { |
20 class Message; | 20 class Message; |
21 } | 21 } |
22 | 22 |
23 namespace blink { | 23 namespace blink { |
24 class WebStorageQuotaCallbacks; | 24 class WebStorageQuotaCallbacks; |
25 } | 25 } |
26 | 26 |
27 namespace content { | 27 namespace content { |
28 | 28 |
29 class ThreadSafeSender; | 29 class ThreadSafeSender; |
30 class QuotaMessageFilter; | 30 class QuotaMessageFilter; |
31 | 31 |
32 // Dispatches and sends quota related messages sent to/from a child | 32 // Dispatches and sends quota related messages sent to/from a child |
33 // process from/to the main browser process. There is one instance | 33 // process from/to the main browser process. There is one instance |
34 // per each thread. Thread-specific instance can be obtained by | 34 // per each thread. Thread-specific instance can be obtained by |
35 // ThreadSpecificInstance(). | 35 // ThreadSpecificInstance(). |
36 class QuotaDispatcher : public webkit_glue::WorkerTaskRunner::Observer { | 36 class QuotaDispatcher : public WorkerTaskRunner::Observer { |
37 public: | 37 public: |
38 class Callback { | 38 class Callback { |
39 public: | 39 public: |
40 virtual ~Callback() {} | 40 virtual ~Callback() {} |
41 virtual void DidQueryStorageUsageAndQuota(int64 usage, int64 quota) = 0; | 41 virtual void DidQueryStorageUsageAndQuota(int64 usage, int64 quota) = 0; |
42 virtual void DidGrantStorageQuota(int64 usage, int64 granted_quota) = 0; | 42 virtual void DidGrantStorageQuota(int64 usage, int64 granted_quota) = 0; |
43 virtual void DidFail(quota::QuotaStatusCode status) = 0; | 43 virtual void DidFail(quota::QuotaStatusCode status) = 0; |
44 }; | 44 }; |
45 | 45 |
46 QuotaDispatcher(ThreadSafeSender* thread_safe_sender, | 46 QuotaDispatcher(ThreadSafeSender* thread_safe_sender, |
47 QuotaMessageFilter* quota_message_filter); | 47 QuotaMessageFilter* quota_message_filter); |
48 virtual ~QuotaDispatcher(); | 48 virtual ~QuotaDispatcher(); |
49 | 49 |
50 // |thread_safe_sender| and |quota_message_filter| are used if | 50 // |thread_safe_sender| and |quota_message_filter| are used if |
51 // calling this leads to construction. | 51 // calling this leads to construction. |
52 static QuotaDispatcher* ThreadSpecificInstance( | 52 static QuotaDispatcher* ThreadSpecificInstance( |
53 ThreadSafeSender* thread_safe_sender, | 53 ThreadSafeSender* thread_safe_sender, |
54 QuotaMessageFilter* quota_message_filter); | 54 QuotaMessageFilter* quota_message_filter); |
55 | 55 |
56 // webkit_glue::WorkerTaskRunner::Observer implementation. | 56 // WorkerTaskRunner::Observer implementation. |
57 virtual void OnWorkerRunLoopStopped() OVERRIDE; | 57 virtual void OnWorkerRunLoopStopped() OVERRIDE; |
58 | 58 |
59 void OnMessageReceived(const IPC::Message& msg); | 59 void OnMessageReceived(const IPC::Message& msg); |
60 | 60 |
61 void QueryStorageUsageAndQuota(const GURL& gurl, | 61 void QueryStorageUsageAndQuota(const GURL& gurl, |
62 quota::StorageType type, | 62 quota::StorageType type, |
63 Callback* callback); | 63 Callback* callback); |
64 void RequestStorageQuota(int render_view_id, | 64 void RequestStorageQuota(int render_view_id, |
65 const GURL& gurl, | 65 const GURL& gurl, |
66 quota::StorageType type, | 66 quota::StorageType type, |
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86 | 86 |
87 scoped_refptr<ThreadSafeSender> thread_safe_sender_; | 87 scoped_refptr<ThreadSafeSender> thread_safe_sender_; |
88 scoped_refptr<QuotaMessageFilter> quota_message_filter_; | 88 scoped_refptr<QuotaMessageFilter> quota_message_filter_; |
89 | 89 |
90 DISALLOW_COPY_AND_ASSIGN(QuotaDispatcher); | 90 DISALLOW_COPY_AND_ASSIGN(QuotaDispatcher); |
91 }; | 91 }; |
92 | 92 |
93 } // namespace content | 93 } // namespace content |
94 | 94 |
95 #endif // CONTENT_CHILD_QUOTA_DISPATCHER_H_ | 95 #endif // CONTENT_CHILD_QUOTA_DISPATCHER_H_ |
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