ubuntu-location-service  0.0.2
update.h
1 /*
2  * Copyright © 2012-2013 Canonical Ltd.
3  *
4  * This program is free software: you can redistribute it and/or modify it
5  * under the terms of the GNU Lesser General Public License version 3,
6  * as published by the Free Software Foundation.
7  *
8  * This program is distributed in the hope that it will be useful,
9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11  * GNU Lesser General Public License for more details.
12  *
13  * You should have received a copy of the GNU Lesser General Public License
14  * along with this program. If not, see <http://www.gnu.org/licenses/>.
15  *
16  * Authored by: Thomas Voß <thomas.voss@canonical.com>
17  */
18 #ifndef LOCATION_SERVICE_COM_UBUNTU_LOCATION_UPDATE_H_
19 #define LOCATION_SERVICE_COM_UBUNTU_LOCATION_UPDATE_H_
20 
21 #include "com/ubuntu/location/clock.h"
22 
23 #include <ostream>
24 
25 namespace com
26 {
27 namespace ubuntu
28 {
29 namespace location
30 {
31 template<typename T>
32 struct Update
33 {
34  Update(const T& value = T{}, const Clock::Timestamp& when = Clock::Timestamp{}) : value{value}, when{when}
35  {
36  }
37 
38  bool operator==(const Update<T>& rhs) const
39  {
40  return value == rhs.value && when == rhs.when;
41  }
42 
43  bool operator!=(const Update<T>& rhs) const
44  {
45  return !(value == rhs.value && when == rhs.when);
46  }
47 
48  T value;
49  Clock::Timestamp when;
50 };
51 
52 template<typename T>
53 inline std::ostream& operator<<(std::ostream& out, const Update<T>& update)
54 {
55  out << "Update(" << update.value << ", " << update.when.time_since_epoch().count() << ")";
56  return out;
57 }
58 
59 }
60 }
61 }
62 
63 #endif // LOCATION_SERVICE_COM_UBUNTU_LOCATION_UPDATE_H_