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// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_ASH_ARC_FILEAPI_ARC_DOCUMENTS_PROVIDER_WATCHER_MANAGER_H_
#define CHROME_BROWSER_ASH_ARC_FILEAPI_ARC_DOCUMENTS_PROVIDER_WATCHER_MANAGER_H_
#include "base/memory/weak_ptr.h"
#include "storage/browser/file_system/watcher_manager.h"
namespace arc {
// The implementation of storage::WatcherManager for ARC documents provider
// filesystem.
//
// Note that this WatcherManager is not always correct. See comments at
// ArcDocumentsProviderRoot::AddWatcher().
//
// After destruction of this object, callbacks of pending operations will not
// be called.
class ArcDocumentsProviderWatcherManager : public storage::WatcherManager {
public:
ArcDocumentsProviderWatcherManager();
ArcDocumentsProviderWatcherManager(
const ArcDocumentsProviderWatcherManager&) = delete;
ArcDocumentsProviderWatcherManager& operator=(
const ArcDocumentsProviderWatcherManager&) = delete;
~ArcDocumentsProviderWatcherManager() override;
// storage::WatcherManager overrides.
void AddWatcher(const storage::FileSystemURL& url,
bool recursive,
StatusCallback callback,
NotificationCallback notification_callback) override;
void RemoveWatcher(const storage::FileSystemURL& url,
bool recursive,
StatusCallback callback) override;
private:
void OnAddWatcher(StatusCallback callback, base::File::Error result);
void OnRemoveWatcher(StatusCallback callback, base::File::Error result);
void OnNotification(NotificationCallback notification_callback,
ChangeType change_type);
base::WeakPtrFactory<ArcDocumentsProviderWatcherManager> weak_ptr_factory_{
this};
};
} // namespace arc
#endif // CHROME_BROWSER_ASH_ARC_FILEAPI_ARC_DOCUMENTS_PROVIDER_WATCHER_MANAGER_H_
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