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1 // Copyright 2015 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 CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_CACHE_SCHEDULER_H_ | |
6 #define CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_CACHE_SCHEDULER_H_ | |
7 | |
8 #include <list> | |
9 | |
10 #include "base/callback.h" | |
11 #include "content/common/content_export.h" | |
12 | |
13 namespace content { | |
14 | |
15 class CONTENT_EXPORT ServiceWorkerCacheScheduler { | |
16 public: | |
17 ServiceWorkerCacheScheduler(); | |
18 virtual ~ServiceWorkerCacheScheduler(); | |
19 | |
20 // Adds the operation to the tail of the queue and starts it if the scheduler | |
21 // is idle. | |
22 void ScheduleOperation(const base::Closure& closure); | |
23 | |
24 // Call this after each operation completes. It cleans up the current | |
25 // operation and starts the next. | |
26 void CompleteOperationAndRunNext(); | |
27 | |
28 // Returns true if there are any running or pending operations. | |
29 bool ScheduledOperations() const; | |
30 | |
31 private: | |
32 void RunOperationIfIdle(); | |
33 | |
34 // The list of operations waiting on initialization. | |
35 std::list<base::Closure> pending_operations_; | |
36 bool operation_running_; | |
37 | |
38 DISALLOW_COPY_AND_ASSIGN(ServiceWorkerCacheScheduler); | |
39 }; | |
40 | |
41 } // namespace content | |
42 | |
43 #endif // CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_CACHE_SCHEDULER_H_ | |
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