// Some comments here
@Data
@Entity
@Table(name = "soft_phone_event")
public class SoftPhoneEvent extends BaseModel {
    @Column(name = "router", columnDefinition = "varchar(100) NOT NULL DEFAULT '' comment " +
            "'router'")
    private String r = org.apache.commons.lang.StringUtils.EMPTY;

    @Column(name = "act", columnDefinition = "int(5) NOT NULL DEFAULT '0')
    private Integer act = 0;

    @Column(name = "aid", columnDefinition = "varchar(21) NOT NULL DEFAULT '' comment " +
            "'staff id'")
    private String aid = org.apache.commons.lang.StringUtils.EMPTY;

    @DateTimeFormat(pattern = "yyyy-MM-dd HH:mm:ss")
    @Column(name = "create_time", columnDefinition = "datetime NOT NULL DEFAULT '2001-01-01 " +
            "00:00:00'")
    private Date createTime = DEFAULT_DATE.toDate();
...
}

@Data
public class SoftPhoneEventDto {
    @ApiModelProperty(name = "r", value = "", notes = "router")
    private String r;
    @NotNull
    @ApiModelProperty(name = "act", value = "", notes = "actions enmeration", allowableValues =
            "1,2,3,4,5,6,7,8,9")
    private Integer act;
...
}

public SoftPhoneEvent save(SoftPhoneEvent event) {
        event = softPhoneDao.save(event);
return event;
}

public SoftPhoneEvent save(SoftPhoneEvent event) {
        EntityUtil.setDefVal(event);
        event = softPhoneDao.save(event);
        return event;
}