private static void TestEmployee()
{
using var context = new EmployeeContext();
context.Employees.Add(FullTimeEmployee.Create("Jane", "Doe", 71500M));
context.Employees.Add(FullTimeEmployee.Create("John", "Smith", 62500M));
context.Employees.Add(HourlyEmployee.Create("Tom", "Jones", 8.75M));
context.SaveChanges();
Console.WriteLine("--- All Employees ---");
foreach (var emp in context.Employees)
{
bool fullTime = emp is HourlyEmployee ? false : true;
Console.WriteLine("{0} {1} ({2})", emp.FirstName, emp.LastName,
fullTime ? "Full Time" : "Hourly");
}
Console.WriteLine("--- Full Time ---");
foreach (var fte in context.Employees.OfType <FullTimeEmployee>())
{
Console.WriteLine("{0} {1}", fte.FirstName, fte.LastName);
}
Console.WriteLine("--- Hourly ---");
foreach (var hourly in context.Employees.OfType <HourlyEmployee>())
{
Console.WriteLine("{0} {1}", hourly.FirstName,
hourly.LastName);
}
}
public static void Scenariu5()
{
using (var context = new Scenariu5())
{
var fte = new FullTimeEmployee
{
FirstName = "Jane",
LastName =
"Doe",
Salary = 71500M
};
context.Employees.Add(fte);
fte = new FullTimeEmployee
{
FirstName = "John",
LastName = "Smith",
Salary = 62500M
};
context.Employees.Add(fte);
var hourly = new HourlyEmployee
{
FirstName = "Tom",
LastName =
"Jones",
Wage = 8.75M
};
context.Employees.Add(hourly);
context.SaveChanges();
}
using (var context = new Scenariu5())
{
Console.WriteLine("--- All Employees ---");
foreach (var emp in context.Employees)
{
bool fullTime = emp is HourlyEmployee ? false : true;
Console.WriteLine("{0} {1} ({2})", emp.FirstName, emp.LastName,
fullTime ? "Full Time" : "Hourly");
}
Console.WriteLine("--- Full Time ---");
foreach (var fte in context.Employees.OfType <FullTimeEmployee>())
{
Console.WriteLine("{0} {1}", fte.FirstName, fte.LastName);
}
Console.WriteLine("--- Hourly ---");
foreach (var hourly in context.Employees.OfType <HourlyEmployee>())
{
Console.WriteLine("{0} {1}", hourly.FirstName,
hourly.LastName);
}
}
}
public void Add()
{
using (var context = new EmployeeContext())
{
var fte = new FullTimeEmployee {
FirstName = "Jane", LastName = "Doe", Salary = 71500M
};
context.Employees.Add(fte);
fte = new FullTimeEmployee {
FirstName = "John", LastName = "Smith", Salary = 62500M
};
context.Employees.Add(fte);
var hourly = new HourlyEmployee {
FirstName = "Tom", LastName = "Jones", Wage = 8.75M
};
context.Employees.Add(hourly);
context.SaveChanges();
}
}