1 //
2 // Copyright (C) 2014 The Android Open Source Project
3 //
4 // Licensed under the Apache License, Version 2.0 (the "License");
5 // you may not use this file except in compliance with the License.
6 // You may obtain a copy of the License at
7 //
8 //      http://www.apache.org/licenses/LICENSE-2.0
9 //
10 // Unless required by applicable law or agreed to in writing, software
11 // distributed under the License is distributed on an "AS IS" BASIS,
12 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 // See the License for the specific language governing permissions and
14 // limitations under the License.
15 //
16 
17 #ifndef UPDATE_ENGINE_UPDATE_MANAGER_TIME_PROVIDER_H_
18 #define UPDATE_ENGINE_UPDATE_MANAGER_TIME_PROVIDER_H_
19 
20 #include <base/time/time.h>
21 
22 #include "update_engine/update_manager/provider.h"
23 #include "update_engine/update_manager/variable.h"
24 
25 namespace chromeos_update_manager {
26 
27 // Provider for time related information.
28 class TimeProvider : public Provider {
29  public:
30   ~TimeProvider() override {}
31 
32   // Returns the current date. The time of day component will be zero.
33   virtual Variable<base::Time>* var_curr_date() = 0;
34 
35   // Returns the current hour (0 to 23) in local time. The type is int to keep
36   // consistent with base::Time.
37   virtual Variable<int>* var_curr_hour() = 0;
38 
39  protected:
40   TimeProvider() {}
41 
42  private:
43   DISALLOW_COPY_AND_ASSIGN(TimeProvider);
44 };
45 
46 }  // namespace chromeos_update_manager
47 
48 #endif  // UPDATE_ENGINE_UPDATE_MANAGER_TIME_PROVIDER_H_
49