Net Fx 4.0 File

// 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

// Stage 3: Data Enrichment public class EnrichmentStage : IPipelineStage<WorkItem, WorkItem> { public string StageName => "Enrichment"; // Stage 1: Data Validation public class ValidationStage

// Simulate enrichment (e.g., database lookup, API call) await Task.Delay(80, token); input.ProcessedData = $"[ENRICHED] {input.ProcessedData} - Length: {input.ProcessedData.Length}"; Console.WriteLine($"[{StageName}] Item {input.Id}: Enriched data"); return input; } } { public string StageName =&gt

// Simulate transformation work await Task.Delay(100, token); input.ProcessedData = input.InputData.ToUpper().Trim(); Console.WriteLine($"[{StageName}] Item {input.Id}: '{input.InputData}' -> '{input.ProcessedData}'"); return input; } }

This feature showcases the power of .NET 4.0's parallel computing capabilities, perfect for data-intensive applications requiring high throughput and responsive processing.

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; } }