protected override void ReadData(Endpoint endpoint, PipelineStep pipelineStep, PipelineContext pipelineContext, ILogger logger) { if (endpoint == null) { throw new ArgumentNullException(nameof(endpoint)); } if (pipelineStep == null) { throw new ArgumentNullException(nameof(pipelineStep)); } if (pipelineContext == null) { throw new ArgumentNullException(nameof(pipelineContext)); } try { var settings = endpoint.GetWordpressSettings(); if (settings == null) { logger.Error("Empty WordPress settings"); return; } List <Category> categories = _wordpressService.Read <Category>(settings.CategoriesUrl, logger); var categoriesData = new IterableDataSettings(categories); pipelineContext.AddPlugin(categoriesData); } catch (Exception ex) { logger.Error($"Error in ReadCategoriesStepProcessor: {ex.InnerException}"); pipelineContext.CriticalError = true; } }