Tag: dataprovider

C＃：Services访问运行sql语句的dataprovider类 – 正确的方法？

这是一种常见的和/或好的方法吗？ 在我的ViewModel（Wpf）或Presenter（WinForms）中，我这样做： ICustomerService customerService = MyService.GetService(); ICustomerList customerList = customerService.GetCustomers(); CustomerService类如下所示： public class CustomerService : ICustomerService { public ICustomerList GetCustomers() { return _customerDataProvider.GetCustomers(); } } public class CustomerDataProvider() { public ICustomerList GetCustomers() { // Open SQL connection, // get back a SqlDataReader and iterate it // in the loop write all data into a ICustomer […]