DesignPattern_Creational_Builder

namespace DesignPattern.Creational.Builder
{
    public class Director
    {
        private Builder _builder;
        public void SetBuilder(Builder builder)
        {
            _builder = builder;
        }

        public void Show()
        {
            _builder.ShowA();
            _builder.ShowB();
        }
    }
    public abstract class Builder
    {
        public abstract void ShowA();
        public abstract void ShowB();
    }

    public class BuilderA : Builder
    {
        public override void ShowA() { }

        public override void ShowB() { }
    }
    public class BuilderB : Builder
    {
        public override void ShowA() { }

        public override void ShowB() { }
    }
}