Builder and Fluent API
Builder: Like the menu in fast food restaurant, the order has a framework, and customer just fill her need. Representive Class The builder abstraction (interface) The builder Implementation A director //The director public class CarBuildDirector { public Car Construct () { CarBuilder builder = new CarBuilder (); builder . SetColour ( "Red" ); builder . SetWheels ( 4 ); return builder . GetResult (); } } Here a car is build. Car.Construct() calls a car builder, and returns a car. Fluent API A fluent interface is normally implemented by using method cascading (concretely method chaining ) to relay the instruction context of a subsequent call (but a fluent interface entails more than just method chaining [1] ). Generally, the context is defined through the return value of a called method self-referential, where the new context is equivalent to the last context terminated through the