public static async Task <StreamProcessorChain <TIn, TIn> > Where <TIn>(this ITransactionalStreamProviderAggregate <TIn> source, Func <TIn, bool> filterFunc, IStreamProcessorAggregateFactory factory) { var processorAggregate = await factory.CreateWhere(filterFunc, await source.GetStreamIdentities()); var processorChain = new StreamProcessorChainStart <TIn, TIn>(processorAggregate, source, factory); return(processorChain); }
public static async Task <StreamProcessorChain <TIn, TIn, TFactory> > Where <TIn, TFactory>(this ITransactionalStreamProvider <TIn> source, Expression <Func <TIn, bool> > filterFunc, TFactory factory, int scatterFactor = 1) where TFactory : IStreamProcessorAggregateFactory { var aggregateConfiguration = new StreamProcessorAggregateConfiguration(await source.GetOutputStreams(), scatterFactor); var processorAggregate = await factory.CreateWhere(filterFunc, aggregateConfiguration); var processorChain = new StreamProcessorChainStart <TIn, TIn, TFactory>(processorAggregate, source, factory); return(processorChain); }
public static async Task <StreamProcessorChain <TIn, TOut> > Select <TIn, TOut>( this ITransactionalStreamProviderAggregate <TIn> source, Func <TIn, TOut> selectionFunc, IStreamProcessorAggregateFactory factory) { var processorAggregate = await factory.CreateSelect <TIn, TOut>(selectionFunc, await source.GetStreamIdentities()); var processorChain = new StreamProcessorChainStart <TIn, TOut>(processorAggregate, source, factory); return(processorChain); }
public static async Task <StreamProcessorChain <TIn, TOut, TFactory> > SelectMany <TIn, TIntermediate, TOut, TFactory>( this ITransactionalStreamProvider <TIn> source, Expression <Func <TIn, IEnumerable <TIntermediate> > > collectionSelectorFunc, Expression <Func <TIn, TIntermediate, TOut> > resultSelectorFunc, TFactory factory, int scatterFactor = 1) where TFactory : IStreamProcessorAggregateFactory { var aggregateConfiguration = new StreamProcessorAggregateConfiguration(await source.GetOutputStreams(), scatterFactor); var processorAggregate = await factory.CreateSelectMany(collectionSelectorFunc, resultSelectorFunc, aggregateConfiguration); var processorChain = new StreamProcessorChainStart <TIn, TOut, TFactory>(processorAggregate, source, factory); return(processorChain); }