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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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