public Dictionary <string, ITransformation> Build(int pipeNumber)
{
var pipe = new Dictionary <string, ITransformation>();
int count = 0;
foreach (var tranConfig in _transactionElements)
{
count++;
var tranName = tranConfig.Attribute("name")?.Value;
if (string.IsNullOrWhiteSpace(tranName))
{
throw new TransformationPipeException(string.Format("Incorrect Transformation Config : Missing Name : {0}", tranConfig));
}
string tranVersion = tranConfig.Attribute("version")?.Value ?? "";
try
{
var _transformationFactory = new MefFactory <ITransformation>();
_container.ComposeParts(_transformationFactory);
var tran = _transformationFactory.CreateComponent(tranName, tranVersion);
tran.Initialise(tranConfig, _globalData, _logger, pipeNumber);
pipe.Add(string.Format("{0} - {1}", tranName, count), tran);
if (pipeNumber > 1)
{
_logger.Debug(string.Format("Pipe {0}: Transformation {1} = {2}", pipeNumber, count, tranName));
}
else
{
_logger.Info(string.Format("Pipe {0}: Transformation {1} = {2}", pipeNumber, count, tranName));
}
}
catch (Exception ex)
{
_logger.Fatal(string.Format("Pipe {0}: Unable to Create Transformation {1} : {2} ({3})", pipeNumber, count, tranName, ex.Message));
throw new TransformationPipeException(string.Format("Unable to Create Transformation {0} : {1}", tranName, ex.Message));
}
}
return(pipe);
}
private IProcessStep GetProcessStep(int count, XElement processStepConfig)
{
var processStepName = processStepConfig.Attribute("name")?.Value;
if (string.IsNullOrWhiteSpace(processStepName))
{
throw new LoadProcessException(string.Format("Incorrect Process Step Config : Missing Name : {0}", processStepName));
}
string processStepVersion = processStepConfig.Attribute("version")?.Value ?? "";
try
{
var processStepFactory = new MefFactory <IProcessStep>();
_container.ComposeParts(processStepFactory);
return(processStepFactory.CreateComponent(processStepName, processStepVersion));
}
catch (Exception ex)
{
_logger.Fatal(string.Format("Unable to Create Process Step {0} : {1} ({2})", count, processStepName, ex.Message));
throw new LoadProcessException(string.Format("Unable to Create Process Step {0} : {1}", processStepName, ex.Message));
}
}