这3张表的关系是模型表Model ===> 训练表Training ===》应用表Application(大概的逻辑是:选择应用,然后训练,然后成为模型)
首先我们先建立实体Model(我使用的data注解不需要get set @TableField(exist = false) 注解下的属性 是相关联表的属性)
package cn.com.befery.dataai.po; import java.util.Date; import org.springframework.boot.jackson.JsonComponent; import com.baomidou.mybatisplus.annotations.TableField; import com.baomidou.mybatisplus.annotations.TableId; import com.baomidou.mybatisplus.annotations.TableName; import com.baomidou.mybatisplus.enums.IdType; import lombok.Data; @JsonComponent() @Data @TableName("ai_model") public class Model { @TableId(value = "model_id", type = IdType.AUTO) private Long modelID; private Long applicationId; private Long trainingId; private String modelName; // 描述 private String modelDescribe; private String modelType; private Date createDate; private String filePath; private String fileName; private String daimension; //维度 private Long status; @TableField(exist = false) private String applicationName; @TableField(exist = false) private String trainingName; @TableField(exist = false) private String order; @TableField(exist = false) private String orderdir; // 升序或降序 }
然后是第二个相关联的表 应用表application表
package cn.com.befery.dataai.po; import java.io.Serializable; import java.util.Date; import com.baomidou.mybatisplus.annotations.TableField; import com.baomidou.mybatisplus.annotations.TableId; import com.baomidou.mybatisplus.annotations.TableName; import com.baomidou.mybatisplus.enums.IdType; import lombok.Data; @Data @TableName("ai_application") public class Application implements Serializable{ private static final long serialVersionUID = 1L; @TableId(value="application_id",type=IdType.AUTO) private Long applicationID; private String applicationName; private String filePath; private String fileName; private Long userId; private Date createDate; private Integer status; private String dimension; //维度 @TableField(exist= false) private String userName; //关联用户表的名称字段 @TableField(exist = false) private String order; @TableField(exist = false) private String modelName; @TableField(exist = false) private String trainingName; @TableField(exist = false) private String orderdir; //升序或降序 }
然后是相关联的第3张表 训练表traning
package cn.com.befery.dataai.po; import java.io.Serializable; import java.util.Date; import com.baomidou.mybatisplus.annotations.TableField; import com.baomidou.mybatisplus.annotations.TableId; import com.baomidou.mybatisplus.annotations.TableName; import com.baomidou.mybatisplus.enums.IdType; import lombok.Data; @Data @TableName("ai_training") public class Training implements Serializable { private static final long serialVersionUID = 1L; @TableId(value = "training_id", type = IdType.AUTO) private Long trainingID; private Long serverId; //服务器ID private Long applicationId; //应用ID private String trainingModel; //训练模型 private String trainingName; //训练名称 private String dimensionInput; //输入维度 private String dimensionOutput; //输出维度 private Date createDate; private Integer status; @TableField(exist = false) private String applicationName; @TableField(exist = false) private String serverName; @TableField(exist = false) private String modelName; @TableField(exist = false) private String order; //排序字段 @TableField(exist = false) private String orderdir; //升序或降序 }
然后是DAO层:
package cn.com.befery.dataai.dao; import java.util.List; import org.apache.ibatis.annotations.Param; import com.baomidou.mybatisplus.mapper.BaseMapper; import com.baomidou.mybatisplus.plugins.pagination.Pagination; import cn.com.befery.dataai.po.Model; public interface ModelDao extends BaseMapper{ List selectModelPage(Pagination page,@Param(value = "model") Model model); }
然后是xml(sql语句使用了别名,别名和实体中的一致,包括之后的前后台交互,都取一致的名字,规范避免出错)【我之所以使用 $ 符号是因为 如果使用#号他会当作字符串识别,他不会当作关键字识别,我使用#号不行】
然后就是service:
package cn.com.befery.dataai.service; import javax.servlet.http.HttpServletRequest; import org.springframework.web.multipart.MultipartFile; import com.baomidou.mybatisplus.plugins.Page; import com.baomidou.mybatisplus.service.IService; import cn.com.befery.dataai.po.Model; import cn.com.befery.dataai.vo.ResultCode; public interface ModelService extends IService{ //分页 Page selectModelPage(int pageNo,int pageSize,Model model); }
然后就是serviceImpl:(此处将接口中的 pageNo和pageSize封装成到 分页辅助类 page
@Service @Transactional public class ModelServiceImpl extends ServiceImplimplements ModelService { @Autowired private ModelDao modelDao; @Override public Page selectModelPage(int pageNo, int pageSize, Model model) { // TODO Auto-generated method stub Page page = new Page (pageNo, pageSize); return page.setRecords(this.baseMapper.selectModelPage(page, model)); } }
然后就是Controller:
简单说一下下面的参数:
1.orderNO(排序用的):是前台传过来的,根据orderNO(类似下标)找到前台定义好的数据库字段
2.order(排序用的):根据orderNO(类似下标)找到前台定义好的数据库字段
3.orderdir(排序用的:是asc 还是desc)
4.search(前台模糊查询使用的):前台传的名字,来进行模糊查询
/** * @author zhangxuewei 三表查询 * @param param * @param request * @return */ @ResponseBody @RequestMapping(value = "/modelPage") public ResponseData modlePage(SearchParam param, HttpServletRequest request) { logger.info("modlePage ..........."); String orderNO = request.getParameter("order[0][column]"); String order = request.getParameter("columns[" + orderNO + "][name]"); String orderdir = request.getParameter("order[0][dir]"); String search = request.getParameter("search[value]"); int pageNo = param.getStart() / param.getLength() + 1; int pageSize = param.getLength(); Model model = new Model(); model.setModelName(search); model.setOrder(order); model.setOrderdir("asc".equals(orderdir) ? "asc" : "desc"); PagepageDate = modelService.selectModelPage(pageNo, pageSize, model); return responseData(param.getDraw(), pageDate); }
这个是分页返回公共类
package cn.com.befery.dataai.controller; import org.springframework.stereotype.Controller; import com.baomidou.mybatisplus.plugins.Page; import cn.com.befery.dataai.vo.ResponseData; @Controller public class BaseController { /** * * @param draw 重构次数 * @param page 分页数据 * @return */ public ResponseData responseData(String draw,Page> page){ ResponseData res = new ResponseData(); res.setData(page.getRecords()); res.setDraw(draw); res.setRecordsFiltered((int)page.getTotal()); res.setRecordsTotal((int)page.getTotal()); return res; } }
这个是ResponseDate实体类
package cn.com.befery.dataai.vo; import java.util.List; //@JsonInclude(Include.NON_NULL) public class ResponseData { /** * */ // private static final long serialVersionUID = 1L; private String draw; private int recordsTotal; private int recordsFiltered; @SuppressWarnings("rawtypes") private List data; }
这是前端的html
应用列表
序号 模型服务名称 训练名称 应用名称 创建时间 操作
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