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83 lines
2.6 KiB
83 lines
2.6 KiB
// |
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// Copyright (C) 2014 The Android Open Source Project |
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// |
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// Licensed under the Apache License, Version 2.0 (the "License"); |
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// you may not use this file except in compliance with the License. |
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// You may obtain a copy of the License at |
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// |
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// http://www.apache.org/licenses/LICENSE-2.0 |
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// |
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// Unless required by applicable law or agreed to in writing, software |
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// distributed under the License is distributed on an "AS IS" BASIS, |
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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// See the License for the specific language governing permissions and |
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// limitations under the License. |
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// |
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#include "update_engine/update_manager/real_time_provider.h" |
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#include <string> |
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#include <base/time/time.h> |
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#include "update_engine/common/clock_interface.h" |
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using base::Time; |
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using base::TimeDelta; |
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using chromeos_update_engine::ClockInterface; |
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using std::string; |
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namespace chromeos_update_manager { |
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// A variable returning the current date. |
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class CurrDateVariable : public Variable<Time> { |
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public: |
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// TODO(garnold) Turn this into an async variable with the needed callback |
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// logic for when it value changes. |
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CurrDateVariable(const string& name, ClockInterface* clock) |
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: Variable<Time>(name, TimeDelta::FromHours(1)), clock_(clock) {} |
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protected: |
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virtual const Time* GetValue(TimeDelta /* timeout */, |
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string* /* errmsg */) { |
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Time::Exploded now_exp; |
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clock_->GetWallclockTime().LocalExplode(&now_exp); |
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now_exp.hour = now_exp.minute = now_exp.second = now_exp.millisecond = 0; |
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return new Time(Time::FromLocalExploded(now_exp)); |
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} |
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private: |
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ClockInterface* clock_; |
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DISALLOW_COPY_AND_ASSIGN(CurrDateVariable); |
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}; |
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// A variable returning the current hour in local time. |
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class CurrHourVariable : public Variable<int> { |
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public: |
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// TODO(garnold) Turn this into an async variable with the needed callback |
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// logic for when it value changes. |
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CurrHourVariable(const string& name, ClockInterface* clock) |
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: Variable<int>(name, TimeDelta::FromMinutes(5)), clock_(clock) {} |
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protected: |
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virtual const int* GetValue(TimeDelta /* timeout */, |
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string* /* errmsg */) { |
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Time::Exploded exploded; |
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clock_->GetWallclockTime().LocalExplode(&exploded); |
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return new int(exploded.hour); |
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} |
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private: |
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ClockInterface* clock_; |
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DISALLOW_COPY_AND_ASSIGN(CurrHourVariable); |
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}; |
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bool RealTimeProvider::Init() { |
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var_curr_date_.reset(new CurrDateVariable("curr_date", clock_)); |
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var_curr_hour_.reset(new CurrHourVariable("curr_hour", clock_)); |
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return true; |
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} |
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} // namespace chromeos_update_manager
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