public Foo GetFooFromStorage(int id, IApplicationDatabase storage)
{
//notice here we don't need any separate code depending on the
//concrete type of database
return(storage.GetFoo(id));
}
public Foo GetFooFromStorage(int id, IApplicationDatabase storage)
{
//notice here we don't need any separate code depending on the
//concrete type of database
return(storage.GetFoo(id));
}