internal override bool Insert(string code, string name, string mail, string departmentCode)
        {
            using (var db = new SampleModelContainer()) {
                try
                {
                    //重複チェック
                    if (db.Employees.Any(e => e.Code == code || e.MailAddress == mail))
                    {
                        return false;
                    }

                    var dept = db.Departments.First(d => d.Code == departmentCode);

                    var employee = new Employee()
                    {
                        Code = code,
                        Name = name,
                        MailAddress = mail,
                        Department = dept,
                    };
                    db.Employees.Add(employee);
                    db.SaveChanges();

                    Employees.Add(new ModelEmployee() { Code = code, Name = name, MailAddress = mail, ModelDepartment = Departments.First(d => d.Code == dept.Code) });
                    OnUpdate();
                }
                catch {
                    return false;
                }
            }
            return true;
        }
 public void AddUnionMember(int id, Employee e)
 {
     unionMembers[id] = e;
 }
 public void AddEmployee(Employee employee)
 {
     employees[employee.EmpId] = employee;
 }
 public static void AddUnionMember_Static(int id, Employee e)
 {
     instance.AddUnionMember(id, e);
 }
 public static void AddEmployee_Static(Employee employee)
 {
     instance.AddEmployee(employee);
 }