Net Fx 4.0 · Trending & Latest

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

public async Task<List<WorkItem>> ProcessItemsAsync( IEnumerable<WorkItem> items, CancellationToken cancellationToken, IProgress<string> progress = null) { var inputQueue = new BlockingCollection<WorkItem>(); var results = new ConcurrentBag<WorkItem>(); // Start producer task var producerTask = Task.Run(() => { foreach (var item in items) { cancellationToken.ThrowIfCancellationRequested(); inputQueue.Add(item, cancellationToken); } inputQueue.CompleteAdding(); }, cancellationToken);

// Stage 1: Data Validation public class ValidationStage : IPipelineStage<WorkItem, WorkItem> { public string StageName => "Validation"; net fx 4.0

// 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 ParallelPipelineProcessor(int parallelismLevel = 3) { _stages = new List<IPipelineStage<WorkItem, WorkItem>> { new ValidationStage(), new TransformationStage(), new EnrichmentStage() }; _parallelismLevel = parallelismLevel; } public async Task&lt

// 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; } }

// Pipeline stage interface public interface IPipelineStage<TInput, TOutput> { Task<TOutput> ProcessAsync(TInput input, CancellationToken token); string StageName { get; } } var results = new ConcurrentBag&lt

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