private static Action<ISummaryRepositoryItem, ISummaryRepositoryItem> CalculateAggregateAction(SummaryRepositoryItemsContext itemsContext)
{
var summaryType = itemsContext.ItemsSummaryType;
switch (summaryType)
{
case DevExpress.Data.Filtering.Aggregate.Avg:
return AVGAggregateAction;
case DevExpress.Data.Filtering.Aggregate.Count:
return COUNTAggregateAction;
case DevExpress.Data.Filtering.Aggregate.Max:
return MAXAggregateAction;
case DevExpress.Data.Filtering.Aggregate.Min:
return MINAggregateAction;
case DevExpress.Data.Filtering.Aggregate.Sum:
return SUMAggregateAction;
default:
throw new NotSupportedException("Не поддерживаем SummaryType отличный от 'Avg', 'Count', 'Min', 'Max', 'Sum'. Переданное значение SummaryType: '{0}'".FillWith(summaryType));
}
}
private static Action <ISummaryRepositoryItem, ISummaryRepositoryItem> CalculateAggregateAction(SummaryRepositoryItemsContext itemsContext)
{
var summaryType = itemsContext.ItemsSummaryType;
switch (summaryType)
{
case DevExpress.Data.Filtering.Aggregate.Avg:
return(AVGAggregateAction);
case DevExpress.Data.Filtering.Aggregate.Count:
return(COUNTAggregateAction);
case DevExpress.Data.Filtering.Aggregate.Max:
return(MAXAggregateAction);
case DevExpress.Data.Filtering.Aggregate.Min:
return(MINAggregateAction);
case DevExpress.Data.Filtering.Aggregate.Sum:
return(SUMAggregateAction);
default:
throw new NotSupportedException("Не поддерживаем SummaryType отличный от 'Avg', 'Count', 'Min', 'Max', 'Sum'. Переданное значение SummaryType: '{0}'".FillWith(summaryType));
}
}
private static ISummaryRepositoryItem CreateResultItem(SummaryRepositoryItemsContext itemsContext)
{
return((ISummaryRepositoryItem)Activator.CreateInstance(itemsContext.ItemsType, itemsContext.ItemsDescriptor));
}
private static ISummaryRepositoryItem CreateResultItem(SummaryRepositoryItemsContext itemsContext)
{
return (ISummaryRepositoryItem)Activator.CreateInstance(itemsContext.ItemsType, itemsContext.ItemsDescriptor);
}