/// <summary>
/// Adds random values to write.
/// </summary>
private void AddWriteBadValues(
TestVariable variable,
WriteValueCollection nodesToWrite)
{
for (BuiltInType ii = BuiltInType.Null; ii < BuiltInType.DataValue; ii++)
{
if (variable.DataType != ii || variable.Variable.ValueRank >= 0)
{
// add random scalar.
WriteValue nodeToWrite = new WriteValue();
nodeToWrite.NodeId = variable.Variable.NodeId;
nodeToWrite.AttributeId = Attributes.Value;
DataValue value = new DataValue();
value.Value = m_generator.GetRandom(ii);
value.StatusCode = StatusCodes.Good;
value.ServerTimestamp = DateTime.MinValue;
value.SourceTimestamp = DateTime.MinValue;
variable.Values.Add(value);
nodeToWrite.Value = value;
nodeToWrite.Handle = variable;
nodesToWrite.Add(nodeToWrite);
}
if (variable.DataType != ii || variable.Variable.ValueRank == ValueRanks.Scalar)
{
// add random array.
WriteValue nodeToWrite = new WriteValue();
nodeToWrite.NodeId = variable.Variable.NodeId;
nodeToWrite.AttributeId = Attributes.Value;
DataValue value = new DataValue();
value.Value = m_generator.GetRandomArray(ii, true, 100, false);
value.StatusCode = StatusCodes.Good;
value.ServerTimestamp = DateTime.MinValue;
value.SourceTimestamp = DateTime.MinValue;
variable.Values.Add(value);
nodeToWrite.Value = value;
nodeToWrite.Handle = variable;
nodesToWrite.Add(nodeToWrite);
}
}
}
/// <summary>
/// Creates new data.
/// </summary>
public void CreateData(ArchiveItem item)
{
// get the data set to use.
var dataset = item.DataSet;
if (dataset == null)
{
dataset = CreateDataSet();
}
// generate one hour worth of data by default.
var startTime = DateTime.UtcNow.AddHours(-1);
startTime = new DateTime(startTime.Year, startTime.Month, startTime.Day, startTime.Hour, 0, 0, DateTimeKind.Utc);
// check for existing data.
if (dataset.Tables[0].Rows.Count > 0)
{
var index = dataset.Tables[0].DefaultView.Count;
var endTime = (DateTime)dataset.Tables[0].DefaultView[index - 1].Row[0];
endTime = startTime.AddMilliseconds(item.SamplingInterval);
}
var currentTime = startTime;
var generator = new Opc.Ua.Test.DataGenerator(null);
while (currentTime < DateTime.UtcNow)
{
var dataValue = new DataValue {
SourceTimestamp = currentTime,
ServerTimestamp = currentTime.AddSeconds(generator.GetRandomByte()),
StatusCode = StatusCodes.Good
};
// generate random value.
if (item.ValueRank < 0)
{
dataValue.Value = generator.GetRandom(item.DataType);
}
else
{
dataValue.Value = generator.GetRandomArray(item.DataType, false, 10, false);
}
// add record to table.
var row = dataset.Tables[0].NewRow();
row[0] = dataValue.SourceTimestamp;
row[1] = dataValue.ServerTimestamp;
row[2] = dataValue;
row[3] = dataValue.WrappedValue.TypeInfo.BuiltInType;
row[4] = dataValue.WrappedValue.TypeInfo.ValueRank;
dataset.Tables[0].Rows.Add(row);
// increment timestamp.
currentTime = currentTime.AddMilliseconds(item.SamplingInterval);
}
dataset.AcceptChanges();
item.DataSet = dataset;
}
/// <summary>
/// Creates new data.
/// </summary>
public void CreateData(ArchiveItem item)
{
// get the data set to use.
DataSet dataset = item.DataSet;
if (dataset == null)
{
dataset = CreateDataSet();
}
// generate one hour worth of data by default.
DateTime startTime = DateTime.UtcNow.AddHours(-1);
startTime = new DateTime(startTime.Year, startTime.Month, startTime.Day, startTime.Hour, 0, 0, DateTimeKind.Utc);
// check for existing data.
if (dataset.Tables[0].Rows.Count > 0)
{
int index = dataset.Tables[0].DefaultView.Count;
DateTime endTime = (DateTime)dataset.Tables[0].DefaultView[index-1].Row[0];
endTime = startTime.AddMilliseconds(item.SamplingInterval);
}
DateTime currentTime = startTime;
Opc.Ua.Test.DataGenerator generator = new Opc.Ua.Test.DataGenerator(null);
while (currentTime < DateTime.UtcNow)
{
DataValue dataValue = new DataValue();
dataValue.SourceTimestamp = currentTime;
dataValue.ServerTimestamp = currentTime.AddSeconds(generator.GetRandomByte());
dataValue.StatusCode = StatusCodes.Good;
// generate random value.
if (item.ValueRank < 0)
{
dataValue.Value = generator.GetRandom(item.DataType);
}
else
{
dataValue.Value = generator.GetRandomArray(item.DataType, false, 10, false);
}
// add record to table.
DataRow row = dataset.Tables[0].NewRow();
row[0] = dataValue.SourceTimestamp;
row[1] = dataValue.ServerTimestamp;
row[2] = dataValue;
row[3] = dataValue.WrappedValue.TypeInfo.BuiltInType;
row[4] = dataValue.WrappedValue.TypeInfo.ValueRank;
dataset.Tables[0].Rows.Add(row);
// increment timestamp.
currentTime = currentTime.AddMilliseconds(item.SamplingInterval);
}
dataset.AcceptChanges();
item.DataSet = dataset;
}
