mybatis-plus 返回部分字段的解决方式

/**
 * <p>
 * 
 * </p>
 *
 * @author onee123
 * @since 2019-03-03
 */
@Data
@EqualsAndHashCode(callSuper = true)
@Accessors(chain = true)
@TableName("_manager")
public class Manager extends Model<Manager> {
 
  private static final long serialVersionUID = 1L;
 
  /**
   * 管理员id
   */
  @TableId(value = "manager_id",type = IdType.UUID)
  private String managerId;
  /**
   * 账号
   */
  @TableField("manager_phone")
  private String managerPhone;
  /**
   * 密码
   */
  @TableField("manager_pass")
  private String managerPass;
  /**
   * 姓名
   */
  @TableField("manager_name")
  private String managerName;
  /**
   * 邮箱
   */
  @TableField("manager_email")
  private String managerEmail;
  /**
   * 状态(0:1-删除:启动)
   */
  @TableField("manager_status")
  private Integer managerStatus;
  /**
   * 权限id
   */
  @TableField("role_id")
  private String roleId;
  /**
   * 部门
   */
  @TableField("manager_department")
  private String managerDepartment;
  /**
   * 创建时间
   */
  @TableField("manager_create_time")
  private Date managerCreateTime;
  /**
   * 最近登陆时间
   */
  @TableField("manager_login_time")
  private Date managerLoginTime;
 
 
  @Override
  protected Serializable pkVal() {
    return this.managerId;
  }
 
}

/**
 * <p>
 * 
 * </p>
 *
 * @author wihenne123
 * @since 2020-04-24
 */
@Data
@EqualsAndHashCode(callSuper = true)
@Accessors(chain = true)
@TableName("_seal")
public class Seal extends Model<Seal> {
 
  private static final long serialVersionUID = 1L;
 
  /**
   * 印章id
   */
  @TableId(value="seal_id",type = IdType.UUID)
  private String sealId;
  /**
   * 印章名
   */
  @TableField("seal_name")
  private String sealName;
  /**
   * 图片路径
   */
  @TableField("picture_path")
  private String picturePath;
  /**
   * 创建时间
   */
  @TableField("create_time")
  private Date createTime;
  /**
   * 更新时间
   */
  @TableField("update_time")
  private Date updateTime;
  /**
   * (-1:0:1 - 删除:停用:启用)
   */
  @TableField("seal_status")
  private Integer sealStatus; 
 
  @Override
  protected Serializable pkVal() {
    return this.sealId;
  } 
}

/**
 * <p>
 * 
 * </p>
 *
 * @author wihenne123
 * @since 2020-04-24
 */
@Data
@EqualsAndHashCode(callSuper = true)
@Accessors(chain = true)
@TableName("_audit_process")
public class AuditProcess extends Model<AuditProcess> {
 
  private static final long serialVersionUID = 1L;
 
  /**
   * 流程图id
   */
  @TableId(value = "audit_id", type = IdType.AUTO)
  private Integer auditId;
  /**
   * 流程名称
   */
  @TableField("audit_name")
  private String auditName;
  /**
   * 审核顺序(,隔开-店长用shopManager表示)
   */
  @TableField("audit_sort")
  private String auditSort;
  /**
   * 状态(-1:0:1-删除:停用:启用)
   */
  @TableField("audit_status")
  private Integer auditStatus;
  /**
   * 创建时间
   */
  @TableField("create_time")
  private Date createTime;
  /**
   * 更新时间
   */
  @TableField("update_time")
  private Date updateTime;
  /**
   * 印章id(无则为0)
   */
  @TableField("seal_id")
  private String sealId;
  /**
   * 创建人id
   */
  @TableField("manager_id")
  private String managerId;
  /**
   * 印章x位置
   */
  @TableField("seal_x")
  private Double sealX;
  /**
   * 印章y位置
   */
  @TableField("seal_y")
  private Double sealY;
  /**
   * 印章大小
   */
  @TableField("seal_size")
  private Double sealSize;
  /**
   * 印章所在页码
   */
  @TableField("seal_page")
  private Integer sealPage;
  /**
   * 序号x位置
   */
  @TableField("num_x")
  private Double numX;
  /**
   * 序号y位置
   */
  @TableField("num_y")
  private Double numY;
  /**
   * 序号大小
   */
  @TableField("num_size")
  private Double numSize;
  /**
   * 序号所在页码
   */
  @TableField("num_page")
  private Integer numPage;
  /**
   * pdf文件demo路径
   */
  @TableField("pdf_demo_path")
  private String pdfDemoPath;
  /**
   * 反馈文件路径
   */
  @TableField("result_file_path")
  private String resultFilePath;
  /**
   * 最大打印次数
   */
  @TableField("print_size")
  private Integer printSize;
 
 
  @Override
  protected Serializable pkVal() {
    return this.auditId;
  }
 
}

/**
 * <p>
 * 服务实现类
 * </p>
 *
 * @author wihenne123
 * @since 2020-04-23
 */
@Service
public class AuditProcessServiceImpl extends ServiceImpl<AuditProcessMapper, AuditProcess> implements AuditProcessService {
  @Autowired
  ManagerService managerService;
  @Autowired
  SealService sealService;
  @Autowired
  AuditProcessService auditProcessService;
 
  @Override
  public List<AuditProcessVo> auditProcessToVo(List<AuditProcess> auditProcessList) {
    List<AuditProcessVo> auditProcessVos = new ArrayList<>();
    for(AuditProcess auditProcess:auditProcessList){
      //遍历list
      auditProcessVos.add(auditProcessToVo(auditProcess));
    }
    return auditProcessVos;
  }
 
  @Override
  public AuditProcessVo auditProcessToVo(AuditProcess auditProcess) {
    AuditProcessVo auditProcessVo = new AuditProcessVo();
    BeanUtils.copyProperties(auditProcess,auditProcessVo); //复制进vo类
 
    Manager manager = managerService.selectOne(
        new EntityWrapper<Manager>().setSqlSelect("manager_name","manager_department").eq("manager_id",auditProcess.getManagerId()));
    //加入字段值
    auditProcessVo.setManagerName(manager.getManagerName());
    auditProcessVo.setManagerDepartment(manager.getManagerDepartment());
 
    if(auditProcess.getSealId() != null){
      Seal seal = sealService.selectOne(
          new EntityWrapper<Seal>().setSqlSelect("seal_name").eq("seal_id",auditProcess.getSealId()));
      if(seal != null){
        auditProcessVo.setSealName(seal.getSealName());
      }
    }else {
      auditProcessVo.setSealName("无");
    }
 
    return auditProcessVo;
  }
}