1 #pragma once
2 
3 #include "dbushelper_interface.hpp"
4 #include "interfaces.hpp"
5 #include "util.hpp"
6 
7 #include <sdbusplus/bus.hpp>
8 
9 #include <memory>
10 #include <string>
11 
12 namespace pid_control
13 {
14 
15 /*
16  * This ReadInterface will actively reach out over dbus upon calling read to
17  * get the value from whomever owns the associated dbus path.
18  */
19 class DbusActiveRead : public ReadInterface
20 {
21   public:
22     DbusActiveRead(sdbusplus::bus::bus& bus, const std::string& path,
23                    const std::string& service, DbusHelperInterface* helper) :
24         ReadInterface(),
25         _bus(bus), _path(path), _service(service), _helper(helper)
26     {}
27 
28     ReadReturn read(void) override;
29 
30   private:
31     sdbusplus::bus::bus& _bus;
32     const std::string _path;
33     const std::string _service; // the sensor service.
34     DbusHelperInterface* _helper;
35 };
36 
37 } // namespace pid_control
38