public class Status implements Serializable {

    private static final long serialVersionUID = -6253387194209148223L;

    @Id
    @GeneratedValue(strategy = GenerationType.IDENTITY)
    @Column(unique = true, nullable = false)
    private Integer id;

    @Column(nullable = false, length = 90)
    private String descr;

    @Column(name = "dropdown_order", nullable = false)
    private Integer dropdownOrder;

public enum StatusEnum {
    DRAFT(1), PENDING_REVIEW(2), UNDER_REVIEW(3);
    private Integer status;
    private StatusEnum(Integer status) {
        this.status = status;
    }
    public Integer getStatus() {
        return status;
    }

    public void setStatus(Integer status) {
        this.status = status;
    }
}

Integer status = StatusEnum.DRAFT.getStatus();
     Status status = statusDao.findByPk(status.longValue());