![](/media/cache/group/u-blox_logo_trans.png.50x50_q85.png)
portable version of the cumulocity demo
Dependencies: C027_Support C12832 LM75B MMA7660 MbedSmartRest mbed-rtos mbed
Fork of MbedSmartRestMain by
Diff: TemperatureMeasurement.cpp
- Revision:
- 41:804f6a0bda26
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/TemperatureMeasurement.cpp Tue Jul 15 12:44:34 2014 +0000 @@ -0,0 +1,50 @@ +#include "TemperatureMeasurement.h" +#include "ComposedRecord.h" +#include "CharValue.h" +#include "IntegerValue.h" +#include "FloatValue.h" + +TemperatureMeasurement::TemperatureMeasurement(SmartRest& client, SmartRestTemplate& tpl, long& deviceId, LM75B& sensor) : + _client(client), + _tpl(tpl), + _deviceId(deviceId), + _sensor(sensor) +{ + _init = false; +} + +bool TemperatureMeasurement::init() +{ + if (_init) + return false; + + // Insert measurement + // USAGE: 105,<DEVICE/ID>,<TEMPERATURE> + if (!_tpl.add("10,105,POST,/measurement/measurements,application/vnd.com.nsn.cumulocity.measurement+json,application/vnd.com.nsn.cumulocity.measurement+json,%%,NOW UNSIGNED NUMBER,\"{\"\"time\"\":\"\"%%\"\",\"\"source\"\":{\"\"id\"\":\"\"%%\"\"},\"\"type\"\":\"\"c8y_TemperatureMeasurement\"\",\"\"c8y_TemperatureMeasurement\"\":{\"\"T\"\":{\"\"value\"\":%%,\"\"unit\"\":\"\"C\"\"}}}\"\r\n")) + return false; + + _open = _sensor.open(); + _init = true; + return true; +} + +bool TemperatureMeasurement::run() +{ + if (!_open) + return false; + + ComposedRecord record; + IntegerValue msgId(105); + IntegerValue devId(_deviceId); + FloatValue temperature(_sensor.temp(), 1); + if ((!record.add(msgId)) || (!record.add(devId)) || (!record.add(temperature))) + return false; + + if (_client.send(record) != SMARTREST_SUCCESS) { + puts("Signal measurement failed."); + _client.stop(); + return false; + } + _client.stop(); + return true; +}