private void SetComponentProperties(IPipelineComponent component, string propertyName, object value)
{
var d = (PipelineComponentArgument)component.GetAllArguments().Single(a => a.Name.Equals(propertyName));
d.SetValue(value);
d.SaveToDatabase();
}
private object CreateComponent(IPipelineComponent toBuild)
{
var type = toBuild.GetClassAsSystemType();
if (type == null)
{
throw new Exception("Could not find Type '" + toBuild.Class + "'");
}
object toReturn = _constructor.Construct(type);
//all the IArguments we need to initialize the class
var allArguments = toBuild.GetAllArguments().ToArray();
//get all possible properties that we could set on the underlying class
foreach (var propertyInfo in toReturn.GetType().GetProperties())
{
SetPropertyIfDemanded(toBuild, toReturn, propertyInfo, allArguments);
//see if any demand nested initialization
Attribute nestedInit =
System.Attribute.GetCustomAttributes(propertyInfo)
.FirstOrDefault(a => a is DemandsNestedInitializationAttribute);
//this one does
if (nestedInit != null)
{
// initialise the container before nesting-setting all properties
var container = Activator.CreateInstance(propertyInfo.PropertyType);
foreach (var nestedProp in propertyInfo.PropertyType.GetProperties())
{
SetPropertyIfDemanded(toBuild, container, nestedProp, allArguments, propertyInfo);
}
//use reflection to set the container
propertyInfo.SetValue(toReturn, container, null);
}
}
return(toReturn);
}