【機房重構】——增刪改查(一)
阿新 • • 發佈:2019-01-01
【增】
UI層
Entity.UserInfo user = new Entity.UserInfo(); user.UserID = txtUserID.Text.Trim(); Facade.StuFacade facade = new Facade.StuFacade(); //將資訊填到UserInfo表裡 user.UserID = txtUserID.Text.Trim(); user.UserName = txtUserName.Text.Trim(); user.Password = txtPassword.Text.Trim(); bool userfalg = facade.addUser(user);
門面層
public class StuFacade
{
public bool addUser(Entity.UserInfo user)
{
bool falg;
BLL.StuBLL addStuBLL = new StuBLL();
falg = addStuBLL.addUser(user);
return falg;
}
}
BLL層
public class StuBLL { public bool addUser(Entity.UserInfo user) { Factory.LoginFactory fact = new Factory.LoginFactory(); IDAL.StuIDAL idal = fact.User(); int result = idal.addUser(user);//接收D層返回值 bool falg; if (result == 0) { falg = false; } else { falg = true; } return falg; } }
工廠層
public class LoginFactory
{
public IDAL.StuIDAL User()
{
string ClassName = strDB + "." + "StuDAL";
return (IDAL.StuIDAL)Assembly.Load(strDB).CreateInstance(ClassName);
}
}
IDAL層
public interface StuIDAL { int addUser(Entity.UserInfo user); }
DAL層
public class StuDAL:IDAL.StuIDAL
{
public int addUser(Entity.UserInfo user)
{
SqlHelper sqlHelper = new SqlHelper();
string sql = "INSERT INTO userInfo(UserID,UserName,Password)values(@UserID,@UserName,@Password)";
SqlParameter[] sqlParams =
{
new SqlParameter("@UserID",user.UserID),
new SqlParameter("@UserName",user.UserName ),
new SqlParameter("@Password",user.Password ),
};
int result = sqlHelper.ExecuteNonQuery(sql, sqlParams, CommandType.Text);
return result;
}
}