Net Fx 4.0 |best| [2025]

// Stage 1: Data Validation public class ValidationStage : IPipelineStage<WorkItem, WorkItem> { public string StageName => "Validation";

public ParallelPipelineProcessor(int parallelismLevel = 3) { _stages = new List<IPipelineStage<WorkItem, WorkItem>> { new ValidationStage(), new TransformationStage(), new EnrichmentStage() }; _parallelismLevel = parallelismLevel; } net fx 4.0

// Parallel Pipeline Processor public class ParallelPipelineProcessor { private readonly List<IPipelineStage<WorkItem, WorkItem>> _stages; private readonly int _parallelismLevel; // Stage 1: Data Validation public class ValidationStage

public async Task<WorkItem> ProcessAsync(WorkItem input, CancellationToken token) { if (!input.IsValid) return input; { public string StageName =&gt

public async Task<WorkItem> ProcessAsync(WorkItem input, CancellationToken token) { // Simulate validation work await Task.Delay(50, token); input.IsValid = !string.IsNullOrWhiteSpace(input.InputData) && input.InputData.Length >= 3; if (!input.IsValid) { input.ProcessedData = "INVALID"; } Console.WriteLine($"[{StageName}] Item {input.Id}: Valid = {input.IsValid}"); return input; } }

public async Task<WorkItem> ProcessAsync(WorkItem input, CancellationToken token) { if (!input.IsValid) return input;