| // Copyright 2015 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef CONTENT_CHILD_BACKGROUND_SYNC_BACKGROUND_SYNC_PROVIDER_THREAD_PROXY_H_ |
| #define CONTENT_CHILD_BACKGROUND_SYNC_BACKGROUND_SYNC_PROVIDER_THREAD_PROXY_H_ |
| |
| #include "base/macros.h" |
| #include "content/child/worker_task_runner.h" |
| #include "content/common/background_sync_service.mojom.h" |
| #include "content/public/child/worker_thread.h" |
| #include "third_party/WebKit/public/platform/modules/background_sync/WebSyncProvider.h" |
| |
| namespace base { |
| class SingleThreadTaskRunner; |
| } |
| |
| namespace content { |
| |
| class BackgroundSyncProvider; |
| |
| // BackgroundSyncProviderThreadProxy is a proxy to the BackgroundSyncProvider |
| // for callers running on a different thread than the main thread. There is one |
| // instance per worker thread. |
| // |
| // This class handles all of the thread switching, jumping to the main thread to |
| // call the WebSyncProvider methods, and wrapping the callbacks passed in with |
| // code to switch back to the original calling thread. |
| class BackgroundSyncProviderThreadProxy : public blink::WebSyncProvider, |
| public WorkerThread::Observer { |
| public: |
| static BackgroundSyncProviderThreadProxy* GetThreadInstance( |
| base::SingleThreadTaskRunner* main_thread_task_runner, |
| BackgroundSyncProvider* permissions_dispatcher); |
| |
| // blink::WebSyncProvider implementation |
| void registerBackgroundSync( |
| const blink::WebSyncRegistration* options, |
| blink::WebServiceWorkerRegistration* service_worker_registration, |
| bool requested_from_service_worker, |
| blink::WebSyncRegistrationCallbacks* callbacks); |
| void unregisterBackgroundSync( |
| blink::WebSyncRegistration::Periodicity periodicity, |
| int64_t id, |
| const blink::WebString& tag, |
| blink::WebServiceWorkerRegistration* service_worker_registration, |
| blink::WebSyncUnregistrationCallbacks* callbacks); |
| void getRegistration( |
| blink::WebSyncRegistration::Periodicity, |
| const blink::WebString& tag, |
| blink::WebServiceWorkerRegistration* service_worker_registration, |
| blink::WebSyncRegistrationCallbacks* callbacks); |
| void getRegistrations( |
| blink::WebSyncRegistration::Periodicity periodicity, |
| blink::WebServiceWorkerRegistration* service_worker_registration, |
| blink::WebSyncGetRegistrationsCallbacks* callbacks); |
| void getPermissionStatus( |
| blink::WebSyncRegistration::Periodicity periodicity, |
| blink::WebServiceWorkerRegistration* service_worker_registration, |
| blink::WebSyncGetPermissionStatusCallbacks* callbacks); |
| void releaseRegistration(int64_t handle_id); |
| |
| // Given |handle_id|, ask the provider for a new handle with the same |
| // underlying registration. |
| void DuplicateRegistrationHandle( |
| int64 handle_id, |
| const BackgroundSyncService::DuplicateRegistrationHandleCallback& |
| callback); |
| |
| // WorkerThread::Observer implementation. |
| void WillStopCurrentWorkerThread() override; |
| |
| private: |
| BackgroundSyncProviderThreadProxy( |
| base::SingleThreadTaskRunner* main_thread_task_runner, |
| BackgroundSyncProvider* sync_provider); |
| |
| virtual ~BackgroundSyncProviderThreadProxy(); |
| |
| scoped_refptr<base::SingleThreadTaskRunner> main_thread_task_runner_; |
| |
| // This belongs to the renderer main thread, (created by BlinkPlatformImpl) |
| // and so should outlive the BackgroundSyncProviderThreadProxy, which is |
| // created for a worker thread. |
| BackgroundSyncProvider* sync_provider_; |
| |
| DISALLOW_COPY_AND_ASSIGN(BackgroundSyncProviderThreadProxy); |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_CHILD_BACKGROUND_SYNC_BACKGROUND_SYNC_PROVIDER_THREAD_PROXY_H_ |