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- // Copyright 2017 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 COMPONENTS_UPDATE_CLIENT_ACTIVITY_DATA_SERVICE_H_
- #define COMPONENTS_UPDATE_CLIENT_ACTIVITY_DATA_SERVICE_H_
- #include <set>
- #include <string>
- #include <vector>
- #include "base/callback_forward.h"
- namespace update_client {
- const int kDateFirstTime = -1;
- const int kDaysFirstTime = -1;
- const int kDateUnknown = -2;
- const int kDaysUnknown = -2;
- // This is an interface that injects certain update information (active, days
- // since ...) into the update engine of the update client.
- // GetDaysSinceLastActive and GetDaysSinceLastRollCall are used for backward
- // compatibility.
- class ActivityDataService {
- public:
- // Calls `callback` with the subset of `ids` that are active.
- // The callback is called on the same sequence that calls this function.
- virtual void GetActiveBits(
- const std::vector<std::string>& ids,
- base::OnceCallback<void(const std::set<std::string>&)> callback)
- const = 0;
- // Calls `callback` with the subset of `ids` that are active, after clearing
- // their active setting. The callback is called on the same sequence that
- // calls this function.
- virtual void GetAndClearActiveBits(
- const std::vector<std::string>& ids,
- base::OnceCallback<void(const std::set<std::string>&)> callback) = 0;
- // The following 2 functions return the number of days since last
- // active/roll call.
- virtual int GetDaysSinceLastActive(const std::string& id) const = 0;
- virtual int GetDaysSinceLastRollCall(const std::string& id) const = 0;
- virtual ~ActivityDataService() = default;
- };
- } // namespace update_client
- #endif // COMPONENTS_UPDATE_CLIENT_ACTIVITY_DATA_SERVICE_H_
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