Method setPerson

reflection/Position.java:26–30

(Person newPerson)

  }
  public Person getPerson() { return person; }
  public void setPerson(Person newPerson) {
    // Uses empty Person if newPerson is null:
    person = Optional.ofNullable(newPerson)
      .orElse(new Person());
  }
  @Override public String toString() {
    return "Position: " + title +
      ", Employee: " + person;