public static void DeleteEmployee(int employeeID)
        {
            ADODataAccess dataAccess = new ADODataAccess(new EmployeeFactory());

            dataAccess.DeleteEmployee(employeeID);
        }
        public static void AddNewEmployee(string email, string phone, int age)
        {
            ADODataAccess dataAccess = new ADODataAccess(new EmployeeFactory());

            dataAccess.AddEmployee(email, phone, age);
        }
        public static void UpdateEmployee(int employeeID, string email, string phone, int age)
        {
            ADODataAccess dataAccess = new ADODataAccess(new EmployeeFactory());

            dataAccess.UpdateEmployee(employeeID, email, phone, age);
        }
        public static List <IEmployee> GetAllEmployees()
        {
            ADODataAccess dataAccess = new ADODataAccess(new EmployeeFactory());

            return(dataAccess.GetAllEmployees());
        }
 public static void DeleteEmployee(int employeeID){
     ADODataAccess dataAccess = new ADODataAccess(new EmployeeFactory());
     dataAccess.DeleteEmployee(employeeID);
 }
 public static void UpdateEmployee(int employeeID, string email, string phone, int age)
 {
     ADODataAccess dataAccess = new ADODataAccess(new EmployeeFactory());
     dataAccess.UpdateEmployee(employeeID, email, phone, age);
 }
 public static void AddNewEmployee(string email, string phone, int age) {
     ADODataAccess dataAccess = new ADODataAccess(new EmployeeFactory());
     dataAccess.AddEmployee(email, phone, age);
 }
 public static List<IEmployee> GetAllEmployees() {
     ADODataAccess dataAccess = new ADODataAccess(new EmployeeFactory());
     return dataAccess.GetAllEmployees();
 }