static {
    employees.setEmployees(new ArrayList<Employee>());

    Employee emp = new Employee();
    emp.setId(1);
    emp.setFirstName("Bill");
    emp.setLastName("Gates");
    emp.setIncome(100.0);

    Employee emp2 = new Employee();
    emp2.setId(2);
    emp2.setFirstName("Steve");
    emp2.setLastName("Job");
    emp2.setIncome(200.0);

    employees.getEmployees().add(emp);
    employees.getEmployees().add(emp2);
  }