using System; using System.Collections.Generic; using System.Text; using System.ServiceModel; using System.Data.SqlClient; namespace Tanshu.Accounts.Contracts { [ServiceContract] public interface IWaiterBI { [OperationContract] bool Insert(WaiterBO waiter); [OperationContract] bool Update(WaiterBO waiter); [OperationContract] WaiterBO GetWaiter(Guid waiterID); [OperationContract] bool Delete(Guid waiterID); [OperationContract] List GetWaiters(); } }