private AttributeValueWrapBool FindValueWrap(string code, IAttributeContainer container, AttributeGroup rootGroup)
{
//First try to locate the ValueWrap in the container
var valueWrap = container.Attributes.FirstOrDefault(a => a.Code == code) as AttributeValueWrapBool;
if (valueWrap == null)
{
//Otherwise check the spec's assigend ValueWrap (through Initialize)
var spec = rootGroup.FindAttributeSpec(code) as AttributeSpecBool;
if (spec == null || spec.ValueWrap == null)
{
throw new NotSupportedException(string.Format("Attribute rule contains operand {0} but has no Attribute with this code defined.", code));
}
valueWrap = spec.ValueWrap as AttributeValueWrapBool;
}
return(valueWrap);
}
