private T PrepareItem <T>(List <IStorePropertyBag> sources, Func <PropertyBag, T> converResultItem)
{
this.aggregationExtension.BeforeAggregation(sources);
PropertyAggregationContext propertyAggregationContext = this.aggregationExtension.GetPropertyAggregationContext(sources);
PropertyBag arg = ApplicationAggregatedProperty.AggregateAsPropertyBag(propertyAggregationContext, this.originalProperties);
return(converResultItem(arg));
}
public static IStorePropertyBag Aggregate(PropertyAggregationContext context, IEnumerable <PropertyDefinition> properties)
{
return(ApplicationAggregatedProperty.AggregateAsPropertyBag(context, properties).AsIStorePropertyBag());
}