public class HolidayService

{

    private DateTime[] _holidays;

    public DateTime[] Holidays

    {

        get

        {               

            return _holidays;

        }

        set { _holidays = value; }

    }

    public bool IsHoliday(DateTime date)

    {

        if (_holidays != null)

        {

            DateTime matchDate = date.Date;

            foreach (DateTime test in Holidays)

            {

                if (test.Date.Equals(matchDate))

                {

                    return true;

                }

            }

        }

        return false;

    }

}

internal class Program

{

    private static void Main(string[] args)

    {

        WindsorContainer container = new WindsorContainer(new XmlInterpreter());

        HolidayService holidayService = container.Resolve<HolidayService>();

        DateTime xmas = new DateTime(2007, 12, 25);

        DateTime newYears = new DateTime(2008, 1, 1);

        if (holidayService.IsHoliday(xmas))

            Console.WriteLine("merry xmas!");

        else

            Console.WriteLine("xmas is only for management!");

        if (holidayService.IsHoliday(newYears))

            Console.WriteLine("happy new year");

        else

            Console.WriteLine("new year, you haven't done all the work for last year!");

        Console.Read();

    }

}

<configuration>

  <configSections>

    <section name="castle"

        type="Castle.Windsor.Configuration.AppDomain.CastleSectionHandler, Castle.Windsor" />

  </configSections>

  <castle>

    <components>

      <component id="holidays.service" type="IoC.Tutorials.Part2.HolidayService, IoC.Tutorials.Part2" >

        <parameters>

          <Holidays>

            <array>

              <item>2007-12-24</item>

              <item>2007-12-25</item>

              <item>2008-1-1</item>

            </array>

          </Holidays>

        </parameters>

      </component>

    </components>

  </castle>

</configuration>