public static void SetIntValue(this DatasourceRecord record, int value)
{
ThrowExceptionOnInvalidConversion(record.DataType, DatasourceRecord.DataTypeEnum.Integer);
record.Value = BitConverter.GetBytes(value);
record.DataType = DatasourceRecord.DataTypeEnum.Integer;
}
public void Equivalent_SameValues()
{
var dr = new DatasourceRecord
{
DatasourceId = 5,
DataType = DatasourceRecord.DataTypeEnum.Integer,
IntervalSeconds = 6,
Timestamp = DateTime.Parse("2013-01-01 5:00am")
};
dr.SetIntValue(7);
var dr2 = new DatasourceRecord
{
DatasourceId = 5,
DataType = DatasourceRecord.DataTypeEnum.Integer,
IntervalSeconds = 6,
Timestamp = DateTime.Parse("2013-01-01 5:00am")
};
dr2.SetIntValue(7);
Assert.IsTrue(dr.Equivalent(dr2));
Assert.IsTrue(dr2.Equivalent(dr));
}
/// <summary>
/// Receives a value posted to it, and saves that value to a local MessageQueue
/// </summary>
/// <param name="value"></param>
public HttpResponseMessage Post([FromBody] DatasourceRecord value)
{
Log.DebugFormat("Received record ID '{0}'", value.DatasourceId);
_recordRepository.Push(value);
return(new HttpResponseMessage(HttpStatusCode.Created));
}
public void Notify(DatasourceRecord message)
{
// TODO: FILTER! Might be able to do group subscriptions instead of channel resolvers
//var id = _channelResolver.GetChannelId(message);
//_log.DebugFormat("Received a message from {0} with an ID of {1}", message.DatasourceId, id);
//if(id == null)
//{
// // log or something
// return;
//}
//Clients.Client(id).notify(message);
// Convert to DataRecord (type mismatch???)
var dataRecord = new DataRecord
{
DatasourceId = message.DatasourceId,
EncodedDataType = message.EncodedDataType,
IntervalSeconds = message.IntervalSeconds,
Timestamp = message.Timestamp,
Value = message.Value,
Id = message.Id
};
Clients.All.notify(dataRecord);
}
public void GetIntValue_DontAllowTypeToChange()
{
var dr = new DatasourceRecord();
dr.SetDoubleValue(123);
dr.GetIntValue();
}
public static void SetStringValue(this DatasourceRecord record, string value)
{
ThrowExceptionOnInvalidConversion(record.DataType, DatasourceRecord.DataTypeEnum.String);
record.Value = Encoding.UTF8.GetBytes(value);
record.DataType = DatasourceRecord.DataTypeEnum.String;
}
public void SetDecimalValue_DontAllowTypeToChange()
{
var dr = new DatasourceRecord();
dr.SetDoubleValue(123);
dr.SetDecimalValue(123M);
}
public void SetStringValue_DontAllowTypeToChange()
{
var dr = new DatasourceRecord();
dr.SetDoubleValue(123);
dr.SetStringValue("hi");
}
public static void SetDoubleValue(this DatasourceRecord record, double value)
{
ThrowExceptionOnInvalidConversion(record.DataType, DatasourceRecord.DataTypeEnum.Double);
record.Value = BitConverter.GetBytes(value);
record.DataType = DatasourceRecord.DataTypeEnum.Double;
}
public void Push(DatasourceRecord record)
{
lock (Records)
{
Records.Add(record);
}
}
public void Equivalent_BothHaveNullValue()
{
var dr = new DatasourceRecord();
var dr2 = new DatasourceRecord();
Assert.IsTrue(dr.Equivalent(dr2));
Assert.IsTrue(dr2.Equivalent(dr));
}
public void GetSetIntValue()
{
var dr = new DatasourceRecord();
dr.SetIntValue(4);
Assert.AreEqual(4, dr.GetIntValue());
Assert.AreEqual(DatasourceRecord.DataTypeEnum.Integer, dr.DataType);
}
public void GetSetDoubleValue()
{
var dr = new DatasourceRecord();
dr.SetDoubleValue(4.5);
Assert.AreEqual(4.5, dr.GetDoubleValue());
Assert.AreEqual(DatasourceRecord.DataTypeEnum.Double, dr.DataType);
}
public void GetSetStringValue()
{
var dr = new DatasourceRecord();
dr.SetStringValue("hi there");
Assert.AreEqual("hi there", dr.GetStringValue());
Assert.AreEqual(DatasourceRecord.DataTypeEnum.String, dr.DataType);
}
public void EncodedDataType_GetSet()
{
var dr = new DatasourceRecord {
EncodedDataType = 4
};
Assert.AreEqual(4, dr.EncodedDataType);
}
public void Equivalent_SourceIsNull()
{
var dr = new DatasourceRecord();
var dr2 = new DatasourceRecord();
dr2.SetDoubleValue(5.6);
Assert.IsFalse(dr.Equivalent(dr2));
Assert.IsFalse(dr2.Equivalent(dr));
}
public void GetSetDecimalValue()
{
var dr = new DatasourceRecord();
dr.SetDecimalValue(123456789M);
var dv = dr.GetDecimalValue();
Assert.AreEqual(123456789M, dv);
Assert.AreEqual(DatasourceRecord.DataTypeEnum.Decimal, dr.DataType);
}
public void OnDataReceived(object sender, DataReceivedEventArgs <decimal> dataReceivedEventArgs)
{
var record = new DatasourceRecord
{
Timestamp = dataReceivedEventArgs.Timestamp,
DatasourceId = dataReceivedEventArgs.DeviceID,
};
record.SetDecimalValue(dataReceivedEventArgs.Value);
_recordRepository.Push(record);
}
public static decimal GetDecimalValue(this DatasourceRecord record)
{
ThrowExceptionOnInvalidConversion(record.DataType, DatasourceRecord.DataTypeEnum.Decimal);
using (var memoryStream = new MemoryStream(record.Value))
{
using (var binaryReader = new BinaryReader(memoryStream))
{
return(binaryReader.ReadDecimal());
}
}
}
public static void SetDecimalValue(this DatasourceRecord record, decimal value)
{
ThrowExceptionOnInvalidConversion(record.DataType, DatasourceRecord.DataTypeEnum.Decimal);
using (var memoryStream = new MemoryStream())
{
using (var binaryWriter = new BinaryWriter(memoryStream))
{
binaryWriter.Write(value);
record.Value = memoryStream.ToArray();
}
}
record.DataType = DatasourceRecord.DataTypeEnum.Decimal;
}
public static IEnumerable <DatasourceRecord> GenerateDummyData(int records)
{
var rand = new Random();
for (var i = 0; i < records; i++)
{
var dr = new DatasourceRecord
{
DatasourceId = _datasources[rand.Next(0, 2)],
IntervalSeconds = rand.Next(60, 3600),
Timestamp = DateTime.UtcNow.AddMilliseconds(i * 10),
DataType = DatasourceRecord.DataTypeEnum.Double
};
dr.SetDoubleValue(rand.NextDouble() * 100000);
yield return(dr);
}
}
public DataRecord(DatasourceRecord datasourceRecord)
{
Mapper.CreateMap<DatasourceRecord, DataRecord>();
Mapper.Map(datasourceRecord, this);
}
public static double GetDoubleValue(this DatasourceRecord record)
{
ThrowExceptionOnInvalidConversion(record.DataType, DatasourceRecord.DataTypeEnum.Double);
return(BitConverter.ToDouble(record.Value, 0));
}
public static int GetIntValue(this DatasourceRecord record)
{
ThrowExceptionOnInvalidConversion(record.DataType, DatasourceRecord.DataTypeEnum.Integer);
return(BitConverter.ToInt32(record.Value, 0));
}
public void Equivalent_SameInstances()
{
var dr = new DatasourceRecord();
Assert.IsTrue(dr.Equivalent(dr));
}
public void Equivalent_CompareWithNull_NotEquivalent()
{
var dr = new DatasourceRecord();
Assert.IsFalse(dr.Equivalent(null));
}
public static string GetStringValue(this DatasourceRecord record)
{
ThrowExceptionOnInvalidConversion(record.DataType, DatasourceRecord.DataTypeEnum.String);
return(Encoding.UTF8.GetString(record.Value));
}
public void Push(DatasourceRecord record)
{
Push(new List <DatasourceRecord> {
record
});
}
