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// 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_BROWSER_BACKGROUND_SYNC_BACKGROUND_SYNC_CONTEXT_IMPL_H_
#define CONTENT_BROWSER_BACKGROUND_SYNC_BACKGROUND_SYNC_CONTEXT_IMPL_H_
#include "base/memory/ref_counted.h"
#include "base/memory/scoped_ptr.h"
#include "content/common/content_export.h"
namespace content {
class BackgroundSyncManager;
class ServiceWorkerContextWrapper;
// One instance of this exists per StoragePartition, and services multiple
// child processes/origins. Most logic is delegated to the owned
// BackgroundSyncManager instance, which is only accessed on the IO
// thread.
// TODO(jkarlin): Make a public/ BackgroundSyncContext.
class CONTENT_EXPORT BackgroundSyncContextImpl
: public base::RefCountedThreadSafe<BackgroundSyncContextImpl> {
public:
BackgroundSyncContextImpl();
// Init and Shutdown are for use on the UI thread when the profile,
// storagepartition is being setup and torn down.
void Init(const scoped_refptr<ServiceWorkerContextWrapper>& context);
void Shutdown();
// Only callable on the IO thread.
BackgroundSyncManager* background_sync_manager() const;
private:
friend class base::RefCountedThreadSafe<BackgroundSyncContextImpl>;
~BackgroundSyncContextImpl();
void CreateBackgroundSyncManager(
const scoped_refptr<ServiceWorkerContextWrapper>& context);
void ShutdownOnIO();
// Only accessed on the IO thread.
scoped_ptr<BackgroundSyncManager> background_sync_manager_;
DISALLOW_COPY_AND_ASSIGN(BackgroundSyncContextImpl);
};
} // namespace content
#endif // CONTENT_BROWSER_BACKGROUND_SYNC_BACKGROUND_SYNC_CONTEXT_IMPL_H_
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