// the separate services implementation is more flexible because each of the separate objects
// can have their own decorator(s)...
static OrderController CreateSeparateServices()
{
var reader = new OrderReader();
var readCachingReader = new ReadCaching <Order>(reader);
var saver = new OrderSaver();
var auditInfoSaver = new AuditInfoSaver();
var auditingSaver = new SaveAuditing <Order>(saver, auditInfoSaver);
var deleter = new OrderDeleter();
var deleteConfirmation = new DeleteConfirmation <Order>(deleter);
var eventPublisher = new EventPublisher <Order>();
var deleteEventPublishing = new DeleteEventPublishing <Order>(deleteConfirmation, eventPublisher);
var genericController = new GenericController <Order>(readCachingReader, auditingSaver, deleteEventPublishing);
var orderController = new OrderController(reader, saver, deleter);
return(orderController);
}
/// <summary>
/// Creates a CRUD instance that is fully decorated. Note that the various Order objects
/// are not fully implemented in this example. In complete implementations, these concrete
/// instances would interact with a data store for the various CRUD operations.
/// </summary>
/// <returns></returns>
static ICreateReadUpdateDelete <Order> CreateOrderController()
{
var reader = new OrderReader();
var readCachingReader = new ReadCaching <Order>(reader);
var saver = new OrderSaver();
var auditInfoSaver = new AuditInfoSaver();
var auditingSaver = new SaveAuditing <Order>(saver, auditInfoSaver);
var deleter = new OrderDeleter();
var deleteConfirmation = new DeleteConfirmation <Order>(deleter);
var eventPublisher = new EventPublisher <Order>();
var deleteEventPublishing = new DeleteEventPublishing <Order>(deleteConfirmation, eventPublisher);
var orderController = new GenericController <Order>(readCachingReader, auditingSaver, deleteEventPublishing);
var transactionalOrderController = new CrudTransactional <Order>(orderController);
var logger = new Logger();
var orderControllerWithLogging = new CrudLogging <Order>(transactionalOrderController, logger);
return(orderControllerWithLogging);
}