public void AddSensorReadings(SensorData[] data)
{
if (data != null && data.Length > 0)
{
lock (this.sensorDataBuffer)
{
this.sensorDataBuffer.Add(data);
}
}
}
public static string CreateCSVPacket(SensorData sensorData)
{
string packet = string.Empty;
packet = packet.AddSeperatedValue(DateTime.Now.ToString(), ",");
packet = packet.AddSeperatedValue(sensorData.AnalogLight.ToString(), ",");
packet = packet.AddSeperatedValue(sensorData.EntityCount.ToString(), ",");
packet = packet.AddSeperatedValue(sensorData.Humidity.ToString(), ",");
packet = packet.AddSeperatedValue(sensorData.Pressure.ToString(), ",");
packet = packet.AddSeperatedValue(sensorData.Temperature.ToString(), ",");
return packet;
}
public override SensorData GetData()
{
var sensorData = new SensorData
{
SensorType = this,
ReadTime = DateTime.Now,
Humidity = this.GetHumidity(),
Pressure = this.GetPressure(),
Temperature = this.GetTemperature()
};
return sensorData;
}
private SensorData[] SampleSensorData()
{
ArrayList sample = this.hardwareController.GetAllSensors();
SensorData[] result = null;
if (sample != null)
{
result = new SensorData[sample.Count];
for (int k = 0; k < sample.Count; k++)
{
result[k] = ((Sensor)sample[k]).GetData();
}
}
return result;
}
public static string SerializeJSON(int nodeID, SensorData[] sensorData)
{
string jsonstring = "{";
if (nodeID >= 0)
{
jsonstring = jsonstring + "\"" + nodeID + "\":{";
if (sensorData != null)
{
int objnum = 0;
SensorData dataobj = sensorData[objnum];
if (dataobj == null && sensorData.Length > 1)
{
objnum = 1;
while (dataobj == null && objnum < sensorData.Length)
{
dataobj = sensorData[objnum];
objnum++;
}
}
if (dataobj != null)
{
jsonstring = jsonstring + "\"" + sensorData[objnum].SensorType.ID + "\":{";
jsonstring = jsonstring + SerializeDataComponent(sensorData[objnum]) + "}";
objnum++;
if (objnum < sensorData.Length)
{
for (int k = objnum; k < sensorData.Length; k++)
{
jsonstring = jsonstring + ",\"" + sensorData[objnum].SensorType.ID + "\":{";
jsonstring = jsonstring + SerializeDataComponent(sensorData[k]) + "}";
}
}
}
}
jsonstring = jsonstring + "}";
}
return jsonstring + "}";
}
public override SensorData GetData()
{
var sensorData = new SensorData { AnalogLight = this.GetAnalogLightValue() };
return sensorData;
}
public void PollSensorReadingsRemovesSensorData()
{
var hardwareController = new HardwareController();
var random = new Random();
SensorData[] sensorDatas = new SensorData[random.Next(1, 5)];
for (int i = 0; i < sensorDatas.Length; i++)
{
var sensorData = new SensorData
{
Humidity = random.Next(0, 100) / 100,
Pressure = random.Next(0, 100) / 100
};
sensorDatas[i] = sensorData;
}
hardwareController.AddSensorReadings(sensorDatas);
hardwareController.PollSensorReadings(0);
Assert.AreEqual(0, hardwareController.GetSensorDataBufferCount());
}
public void GetSensorDataBufferCount()
{
var hardwareController = new HardwareController();
var random = new Random();
int dataCount = random.Next(1, 5);
for (int i = 0; i < dataCount; i++)
{
SensorData[] sensorDatas = new SensorData[random.Next(1, 5)];
for (int j = 0; j < sensorDatas.Length; j++)
{
var sensorData = new SensorData
{
Humidity = random.Next(0, 100) / 100,
Pressure = random.Next(0, 100) / 100
};
sensorDatas[j] = sensorData;
}
hardwareController.AddSensorReadings(sensorDatas);
}
Assert.AreEqual(dataCount, hardwareController.GetSensorDataBufferCount());
}
private static string SerializeDataComponent(SensorData dataobj)
{
string jsonfragment = string.Empty;
Type sensortype;
try
{
sensortype = dataobj.SensorType.GetType();
}
catch (NullReferenceException e)
{
throw new ArgumentNullException("SensorData Sensor object not specified");
}
if (sensortype.IsClass)
{
int k = 0;
if (dataobj.ReadTime != DateTime.MinValue)
{
jsonfragment = jsonfragment + "\"" + READTIME_ID + "\":\""
+ dataobj.ReadTime.ToString("dd'/'MM'/'yyyy hh':'mm':'ss") + "\"";
}
if (dataobj.PollTime != DateTime.MinValue)
{
if (jsonfragment != string.Empty)
{
jsonfragment = jsonfragment + ",";
}
jsonfragment = jsonfragment + "\"" + POLLTIME_ID + "\":\""
+ dataobj.PollTime.ToString("dd'/'MM'/'yyyy hh':'mm':'ss") + "\"";
}
string[] artefacts = new string[sensortype.GetInterfaces().Length];
foreach (Type iface in sensortype.GetInterfaces())
{
artefacts[k] = SerializeInterface(iface.Name, dataobj);
k++;
}
for (int l = 0; l < artefacts.Length; l++)
{
if (l < artefacts.Length - 1)
{
if (jsonfragment != string.Empty && artefacts[l] != string.Empty)
{
jsonfragment = jsonfragment + ",";
}
}
jsonfragment = jsonfragment + artefacts[l];
}
}
return jsonfragment;
}
private static string SerializeInterface(string ifaceName, SensorData dataobj)
{
string jsonfragment = string.Empty;
switch (ifaceName)
{
case "IEntityCountSensor":
jsonfragment = jsonfragment + "\"" + ENTITYCOUNT_ID + "\":" + dataobj.EntityCount;
break;
case "IEntityPositionSensor":
if (dataobj.EntityPositions != null)
{
int count = 0;
bool prevEntry = false;
foreach (Position pos in dataobj.EntityPositions)
{
if (pos.Depth != 0 || pos.X != 0 || pos.Depth != 0)
{
if (prevEntry == true)
{
jsonfragment = jsonfragment + ",";
}
jsonfragment = jsonfragment + "\"" + ENTITYPOS_ID + "." + count + "\":{\"";
jsonfragment = jsonfragment + XPOS_ID + "\":" + pos.X + ",\"";
jsonfragment = jsonfragment + YPOS_ID + "\":" + pos.Y + ",\"";
jsonfragment = jsonfragment + DEPTHPOS_ID + "\":" + pos.Depth + "}";
count++;
prevEntry = true;
}
}
}
break;
case "IHumiditySensor":
jsonfragment = jsonfragment + "\"" + HUMIDITY_ID + "\":" + dataobj.Humidity;
break;
case "ILightSensor":
jsonfragment = jsonfragment + "\"" + LIGHT_ID + "\":" + dataobj.AnalogLight;
break;
case "IPowerSensor":
jsonfragment = jsonfragment + "\"" + POWER_ID + "\":" + dataobj.PowerWatt;
break;
case "IPressureSensor":
jsonfragment = jsonfragment + "\"" + PRESSURE_ID + "\":" + dataobj.Pressure;
break;
case "ISound":
jsonfragment = jsonfragment + "\"" + SOUND_ID + "\":" + dataobj.SoundDb;
break;
case "ITemperatureSensor":
jsonfragment = jsonfragment + "\"" + TEMPERATURE_ID + "\":" + dataobj.Temperature;
break;
case "IVibrationSensor":
jsonfragment = jsonfragment + "\"" + VIBRATION_ID + "\":" + dataobj.VibrationHz;
break;
case "IWindSpeedSensor":
jsonfragment = jsonfragment + "\"" + WINDSPEED_ID + "\":" + dataobj.Windspeed;
break;
default:
break;
}
return jsonfragment;
}
public override SensorData GetData()
{
var sensorData = new SensorData
{
SensorType = this,
ReadTime = DateTime.Now,
EntityCount = this.GetEntityCount(),
EntityPositions = this.GetEntityPositions()
};
return sensorData;
}
