protected override IKeyedStream <TIn, TSortingKey> CreateOutputStream(SmartDistinctSortedArgs <TIn, TSortingKey> args)
{
return(base.CreateKeyedStream(
args.InputStream.Observable.AggregateGrouped(
i => i,
args.InputStream.SortDefinition.GetKey,
(aggr, input) => ObjectMerger.MergeNotNull(aggr, input),
(input, key, aggr) => aggr
),
args.InputStream.SortDefinition
));
}
protected override IStream <Correlated <TIn> > CreateOutputStream(SmartDistinctCorrelatedArgs <TIn, TGroupingKey> args)
{
return(base.CreateUnsortedStream(args.InputStream.Observable.Aggregate(
i => new Correlated <TIn> {
CorrelationKeys = new HashSet <Guid>()
},
i => args.GetGroupingKey(i.Row),
(aggr, input) =>
{
aggr.Row = ObjectMerger.MergeNotNull(aggr.Row, input.Row);
aggr.CorrelationKeys.UnionWith(input.CorrelationKeys);
return aggr;
},
(input, key, aggr) => aggr)));
}
protected override IKeyedStream <Correlated <TIn>, TSortingKey> CreateOutputStream(SmartDistinctCorrelatedSortedArgs <TIn, TSortingKey> args)
{
return(base.CreateKeyedStream(
args.InputStream.Observable.AggregateGrouped(
i => new Correlated <TIn>
{
CorrelationKeys = new HashSet <Guid>()
},
args.InputStream.SortDefinition.GetKey,
(aggr, input) =>
{
aggr.Row = ObjectMerger.MergeNotNull(aggr.Row, input.Row);
aggr.CorrelationKeys.UnionWith(input.CorrelationKeys);
return aggr;
},
(input, key, aggr) => aggr
),
args.InputStream.SortDefinition));
}
protected override IStream <TIn> CreateOutputStream(SmartDistinctArgs <TIn, TGroupingKey> args)
{
return(base.CreateUnsortedStream(args.InputStream.Observable.Aggregate(i => i, args.GetGroupingKey, (aggr, input) => ObjectMerger.MergeNotNull(aggr, input), (input, key, aggr) => aggr)));
}