private static StaffInvExistsResult Check(StaffInvEntity staff, string message)
{
if (staff == null)
{
return new StaffInvExistsResult(false, message, null);
}
return new StaffInvExistsResult(true, null, staff);
}
public StaffInvExistsResult(bool isSucceed, String message, StaffInvEntity staffInv)
: base(isSucceed, message)
{
this.StaffInv = staffInv;
}