public class Customer
{
    public string Name { get; set; }

    public int Age { get; set; }
}

public interface IDoSomething
{
    bool Apply();
}

public class DoSomething : IDoSomething
{
    public bool Apply()
    {
        return true;
    }
}

public class DoSomethingLessThan18 : IDoSomething
{
    public bool Apply()
    {
        return true;
    }
}

public class ObjectFactoryConfigurationSource : AbstractObjectFactoryConfigurationSource
{
    public ObjectFactoryConfigurationSource()
    {
        For<Customer, IDoSomething>().Create<DoSomething>().When(x => x.Age >= 18);
        For<Customer, IDoSomething>().Create<DoSomethingLessThan18>().When(x => x.Age < 18);
    }
}

var customer = new Customer(){Age = 25};

var services = factory.Create<Customer, IDoSomething>(customer);

var container = new WindsorContainer();

container.AddFactory(c=>
{
    c.AddSource<ObjectFactoryConfigurationSource>();
    c.AddSingleton<IDoSomething, DoSomething>();
    c.AddSingleton<IDoSomething, DoSomethingLessThan18>();
});

var factory = container.GetFactory();

var container = new ServiceContainer();

container.AddFactory(c=>
{
    c.AddSource<ObjectFactoryConfigurationSource>();
    c.AddSingleton<IDoSomething, DoSomething>();
    c.AddSingleton<IDoSomething, DoSomethingLessThan18>();
});

var factory = container.GetFactory();

var container = new ServiceCollection();

container.AddFactory(c=>
{
    c.AddSource<ObjectFactoryConfigurationSource>();
    c.AddSingleton<IDoSomething, DoSomething>();
    c.AddSingleton<IDoSomething, DoSomethingLessThan18>();
});

var provider = container.BuildServiceProvider();

var factory = provider.GetFactory();