Uri baseAddress = new Uri("http://localhost:8001/Simple");
           ServiceHost serviceHost = new ServiceHost(typeof(CalculatorService), baseAddress);

           serviceHost.AddServiceEndpoint(
               typeof(ICalculator),
               new WSHttpBinding(),
               "CalculatorServiceObject");

           // Enable Mex
           ServiceMetadataBehavior smb = new ServiceMetadataBehavior();
           smb.HttpGetEnabled = true;
           serviceHost.Description.Behaviors.Add(smb);

           serviceHost.Open();

           ContractDescription cd0 = new ContractDescription("ICalculator");
           ContractDescription cd1 = new ContractDescription("ICalculator", "http://www.tempuri.org");
           ContractDescription cd2 = ContractDescription.GetContract(typeof(ICalculator));
           CalculatorService calcSvc = new CalculatorService();
           ContractDescription cd3 = ContractDescription.GetContract(typeof(ICalculator), calcSvc);
           ContractDescription cd4 = ContractDescription.GetContract(typeof(ICalculator), typeof(CalculatorService));
           ContractDescription cd = serviceHost.Description.Endpoints[0].Contract;         

           Console.WriteLine("Displaying information for contract: {0}", cd.Name.ToString());

           KeyedByTypeCollection<IContractBehavior> behaviors = cd.Behaviors;
           Console.WriteLine("\tDisplay all behaviors:");
           foreach (IContractBehavior behavior in behaviors)
           {
               Console.WriteLine("\t\t" + behavior.ToString());
           }

           Type type = cd.CallbackContractType;

           string configName = cd.ConfigurationName;
           Console.WriteLine("\tConfiguration name: {0}", configName);

           Type contractType = cd.ContractType;
           Console.WriteLine("\tContract type: {0}", contractType.ToString());

           bool hasProtectionLevel = cd.HasProtectionLevel;
           if (hasProtectionLevel)
           {
               ProtectionLevel protectionLevel = cd.ProtectionLevel;
               Console.WriteLine("\tProtection Level: {0}", protectionLevel.ToString());
           }

           string name = cd.Name;
           Console.WriteLine("\tName: {0}", name);

           string namespc = cd.Namespace;
           Console.WriteLine("\tNamespace: {0}", namespc);

           OperationDescriptionCollection odc = cd.Operations;
           Console.WriteLine("\tDisplay Operations:");
           foreach (OperationDescription od in odc)
           {
               Console.WriteLine("\t\t" + od.Name);
           }

           SessionMode sm = cd.SessionMode;
           Console.WriteLine("\tSessionMode: {0}", sm.ToString());

           Collection<ContractDescription> inheretedContracts = cd.GetInheritedContracts();
           Console.WriteLine("\tInherited Contracts:");
           foreach (ContractDescription contractdescription in inheretedContracts)
           {
               Console.WriteLine("\t\t" + contractdescription.Name);
           }

           Console.WriteLine("The service is ready.");
           Console.WriteLine("Press <ENTER> to terminate service.");
           Console.WriteLine();
           Console.ReadLine();

           // Close the ServiceHostBase to shutdown the service.
           serviceHost.Close();