Creating and Consuming Your First WCF Service

using System;
using System.Collections.Generic;
using System.Linq;
using System.Runtime.Serialization;
using System.ServiceModel;
using System.Text;

namespace WcfSample
{
    // NOTE: If you change the class name "Service1" here, you must also update the reference to "Service1" in Web.config and in the associated .svc file.
    public class Stocks : IStock
    {
        #region IStock Members

        public Stock GetStock(string Symbol)
        {
            Stock st = null;
            switch (Symbol.ToUpper())
            { 
                case "GOOG":
                    st = new Stock { Symbol = Symbol, Date = DateTime.Now, Company = "Google Inc.", Close = 495 };
                    break;
                case "MSFT":
                    st = new Stock { Symbol = Symbol, Date = DateTime.Now, Company = "Microsoft Corporation", Close = 25 };
                    break;
                case "YHOO":
                    st = new Stock { Symbol = Symbol, Date = DateTime.Now, Company = "Yahoo! Inc.", Close = 17 };
                    break;
                case "AMZN":
                    st = new Stock { Symbol = Symbol, Date = DateTime.Now, Company = "Amazon.com, Inc.", Close = 92 };
                    break; 
            }

            return st;
        }

        #endregion
    }
}