mybatisPlus实现单表简单分页动态查询

实体类：

package com.byx.communitycontrol.common.entity.baseinfo;

import com.baomidou.mybatisplus.annotation.IdType;
import com.baomidou.mybatisplus.annotation.TableField;
import com.baomidou.mybatisplus.annotation.TableId;
import com.baomidou.mybatisplus.annotation.TableName;
import com.fasterxml.jackson.annotation.JsonFormat;
import lombok.Data;

import java.time.LocalDateTime;

/**
 * 车辆信息
 **/
@Data
@TableName(value = "T_CARINFO")
public class CarInfo {

    /**
     * 车辆标识
     */
    @TableId(value = "MOTORVEHICLEID",type = IdType.INPUT)
    private String motorvehicleId;

    /**
     * 设备编码
     */
    @TableField(value = "DEVICEID")
    private String deviceId;
    /**
     * 有无车牌
     */
    @TableField(value = "HASPLATE")
    private String hasPlate;
    /**
     * 信息分类
     */
    @TableField(value = "INFOKIND")
    private Integer infoKind;
    /**
     * 车道号
     */
    @TableField(value = "LANONO")
    private Integer lanono;

    @TableField(value = "LEFTTOPX")
    private Integer leftTopX;

    @TableField(value = "LEFTTOPY")
    private Integer leftTopY;
    /**
     *
     */
    @TableField(value = "MARKTIME")
    private String markTime;
    /**
     * 经过时刻
     */
    @TableField(value = "JGSJ")
    @JsonFormat(pattern = "yyyy-MM-dd HH:mm:ss")
    private LocalDateTime jgsj;
    /**
     * 号牌种类
     */
    @TableField(value = "PLATECLASS")
    private String plateClass;
    /**
     * 车牌颜色
     */
    @TableField(value = "PLATECOLOR")
    private String plateColor;
    /**
     * 车牌号
     */
    @TableField(value = "PLATENO")
    private String plateNo;
    /**
     *
     */
    @TableField(value = "RIGHTBTMX")
    private Integer rightBtmX;
    /**
     *
     */
    @TableField(value = "RIGHTBTMY")
    private Integer rightBtmY;
    /**
     * 来源标识
     */
    @TableField(value = "SOURCEID")
    private String sourceId;
    /**
     * 行驶速度
     */
    @TableField(value = "SPEED")
    private Float speed;
    /**
     *
     */
    @TableField(value = "STORAGEURL1")
    private String storageUrl1;
    /**
     * 车辆类型
     */
    @TableField(value = "VEHICLECLASS")
    private String vehicleClass;
    /**
     * 车身颜色
     */
    @TableField(value = "VEHICLECOLOR")
    private String vehicleColor;
    /**
     * 遮阳板状态
     */
    @TableField(value = "SUNVISOR")
    private Integer sunVisor;
    /**
     * 安全带状态
     */
    @TableField(value = "SAFETYBELT")
    private Integer safetyBelt;
    /**
     * 打电话状态
     */
    @TableField(value = "CALLING")
    private Integer calling;
    /**
     *
     */
    @TableField(value = "BREAKRULEMODE")
    private String breakrlueMode;
    /**
     * 全景照片
     */
    @TableField(value = "QJZP")
    private String qjzp;
    /**
     * 特征照片
     */
    @TableField(value = "TZZP")
    private String tzzp;
    /**
     * 颜色深浅
     */
    @TableField(value = "VEHICLECOLORDEPTH")
    private Integer vehicleColorDepth;


}

package com.byx.communitycontrol.common.entity.baseinfo;

import com.baomidou.mybatisplus.annotation.IdType;
import com.baomidou.mybatisplus.annotation.TableField;
import com.baomidou.mybatisplus.annotation.TableId;
import com.baomidou.mybatisplus.annotation.TableName;
import com.fasterxml.jackson.annotation.JsonFormat;
import lombok.Data;

import java.io.Serializable;
import java.time.LocalDateTime;

@TableName(value = "T_FACEINFO")
@Data
public class FaceInfo implements Serializable {

    /**
     * 人脸标识
     */
    @TableId(value = "FACEID", type = IdType.INPUT)
    private String faceId;
    /**
     * 信息分类
     */
    @TableField(value = "INFOKIND")
    private Integer infoKind;
    /**
     * 来源标识
     */
    @TableField(value = "SOURCEID")
    private String sourceId;
    /**
     * 设备编码
     */
    @TableField(value = "DEVICEID")
    private String deviceId;
    /**
     * 拍摄时间
     */
    @TableField(value = "SHOTTIME")
    @JsonFormat(pattern = "yyyy-MM-dd HH:mm:ss")
    private LocalDateTime shotTime;
    /**
     * 定位时间
     */
    @TableField(value = "LOCATIONMARKTIME")
    private String locationMarkTime;
    /**
     * 人脸出现时间
     */
    @TableField(value = "FACEAPPEARTIME")
    protected String faceAppearTime;
    /**
     * 人脸消失时间
     */
    @TableField(value = "FACEDISAPPEARTIME")
    private String faceDisappearTime;
    /**
     * 是否司机
     */
    @TableField(value = "ISDRIVER")
    private Integer isDriver;
    /**
     * 是否外国人
     */
    @TableField(value = "ISFOREIGNER")
    private Integer isForeigner;
    /**
     * 是否疑似恐怖分子
     */
    @TableField(value = "ISSUSPECTEDTERRORIST")
    private Integer isSuspectedTerrorist;
    /**
     * 是否犯罪嫌疑人
     */
    @TableField(value = "ISCRIMINALINVOLVED")
    private Integer isCriminalInvolved;
    /**
     * 是否被拘留者
     */
    @TableField(value = "ISDETAINEES")
    private Integer isDetainees;
    /**
     * 是否受害者
     */
    @TableField(value = "ISVICTIM")
    private Integer isVictim;
    /**
     * 是否可疑人物
     */
    @TableField(value = "ISSUSPICIOUSPERSON")
    private Integer isSuspiciousPerson;
    /**
     * 事件排序
     */
    @TableField(value = "EVENTSORT")
    private String eventSort;
    /**
     * 全景照片
     */
    @TableField(value = "QJZP")
    private String qjzp;
    /**
     * 特征照片
     */
    @TableField(value = "TZZP")
    private String tzzp;

}

实现类：（方法一）

package com.byx.communitycontrol.gm.service.impl;

import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.byx.communitycontrol.common.entity.AppPage;
import com.byx.communitycontrol.common.entity.baseinfo.CarInfo;
import com.byx.communitycontrol.common.request.CarInfoPageRequest;
import com.byx.communitycontrol.common.vo.CarInfoVo;
import com.byx.communitycontrol.context.helper.MyBatisPlusPageImpl;
import com.byx.communitycontrol.gm.mapper.CarInfoMapper;
import com.byx.communitycontrol.gm.service.ICarInfoService;
import org.springframework.stereotype.Service;
import org.springframework.util.StringUtils;
import javax.annotation.Resource;

@Service
public class CarInfoServiceImpl extends ServiceImpl<CarInfoMapper, CarInfo> implements ICarInfoService {

    @Resource
    private CarInfoMapper carInfoMapper;

    @Override
    public AppPage<CarInfoVo> findListByPageCondition(CarInfoPageRequest request) {
        Page<CarInfo> page = new Page<>(request.getCurrentPage(), request.getPageSize());
        //1.排序
        QueryWrapper<CarInfo> queryWrapper = new QueryWrapper<>();
        queryWrapper.orderByDesc("jgsj");
        //分页条件查询
        if (StringUtils.hasText(request.getPlateNo())) {
            queryWrapper.like("plateNo",request.getPlateNo());
        }
        if (StringUtils.hasText(request.getVehicleClass())) {
            queryWrapper.like("vehicleClass",request.getVehicleClass());
        }
        Page<CarInfo> carInfoPage = carInfoMapper.selectPage(page, queryWrapper);
        return new MyBatisPlusPageImpl<>(carInfoPage);
    }


}

实现类（方法二）：

package com.byx.communitycontrol.gm.service.impl;

import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.byx.communitycontrol.common.entity.AppPage;
import com.byx.communitycontrol.common.entity.baseinfo.FaceInfo;
import com.byx.communitycontrol.common.request.FaceInfoPageRequest;
import com.byx.communitycontrol.common.vo.FaceInfoVo;
import com.byx.communitycontrol.context.helper.MyBatisPlusPageImpl;
import com.byx.communitycontrol.gm.mapper.FaceInfoMapper;
import com.byx.communitycontrol.gm.service.IFaceInfoService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.util.StringUtils;

import java.time.LocalDateTime;
import java.time.format.DateTimeFormatter;


@Service
public class FaceInfoServiceImpl extends ServiceImpl<FaceInfoMapper, FaceInfo> implements IFaceInfoService {

    @Autowired
    private FaceInfoMapper faceInfoMapper;

    @Override
    public AppPage<FaceInfoVo> findListByPageCondition(FaceInfoPageRequest request) {
        Page<FaceInfo> page = new Page<>(request.getCurrentPage(), request.getPageSize());
        LocalDateTime startDateTime = null;
        LocalDateTime endDateTime = null;
        if (request.getFilmingTimeRange() != null && request.getFilmingTimeRange().length > 0) {
            startDateTime = LocalDateTime.parse(request.getFilmingTimeRange()[0] + " 00:00:00",
                    DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss"));
            endDateTime = LocalDateTime.parse(request.getFilmingTimeRange()[1] + " 23:59:59",
                    DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss"));
        }
        page = this.page(page, new QueryWrapper<FaceInfo>().between(startDateTime != null,
                "shotTime",
                startDateTime,
                endDateTime).orderByDesc("shotTime"));
        return new MyBatisPlusPageImpl<>(page);
    }

}

分页响应类：

package com.byx.communitycontrol.common.entity;

import java.io.Serializable;
import java.util.List;

/**
 * 分页Page，各个分页实现框架返回的分页最终二次封装至此接口的实现类。
 * <p>以下使用mybatis-plus为例子：
 * <pre>{@code
 public class MyBatisPlusPageImpl<T> implements AppPage<T> {

	private IPage<T> ipage;

	public MyBatisPlusPageImpl(IPage<T> ipage) {
		this.ipage = ipage;
	}

	@Override
	public int getPageNum() {
		return (int) ipage.getCurrent();
	}

	@Override
	public int getPageSize() {
		return (int) ipage.getSize();
	}

	@Override
	public long getTotal() {
		return ipage.getTotal();
	}

	@Override
	public int getTotalPages() {
		return (int) ipage.getPages();
	}

	@Override
	public List<T> getItems() {
		return ipage.getRecords();
	}
}
}</pre>
 */
public interface AppPage<T> extends Serializable {

	/** 当前页页码*/
	public int getPageNum();
	/** 每页条数*/
	public int getPageSize();
	/** 总条数*/
	public long getTotal();
	/** 总页数*/
	public int getTotalPages();
	/** 分页对象记录*/
	public List<T> getItems();

}

package com.byx.communitycontrol.context.helper;

import java.util.List;


import com.baomidou.mybatisplus.core.metadata.IPage;
import com.byx.communitycontrol.common.entity.AppPage;

/**
 * 分页Page，各个分页实现框架返回的分页最终二次封装至此接口的实现类。
 * <p>以下使用mybatis-plus为例子：
 * <pre>
 */
public class MyBatisPlusPageImpl<T> implements AppPage<T> {

	private static final long serialVersionUID = 1L;
	
	private IPage<T> ipage;

    public MyBatisPlusPageImpl(IPage<T> ipage) {
        this.ipage = ipage;
    }

    @Override
    public int getPageNum() {
        return (int) ipage.getCurrent();
    }

    @Override
    public int getPageSize() {
        return (int) ipage.getSize();
    }

    @Override
    public long getTotal() {
        return ipage.getTotal();
    }

    @Override
    public int getTotalPages() {
        return (int) ipage.getPages();
    }

    @Override
    public List<T> getItems() {
        return ipage.getRecords();
    }

    public void setItems(List<T> itmes){
        ipage.setRecords(itmes);
    }
}
/**
 * </pre>
 * =byx
 */

package com.byx.communitycontrol.common.response;

import java.util.List;

import com.byx.communitycontrol.common.consts.WebConstants;
import com.byx.communitycontrol.common.entity.AppPage;
import com.fasterxml.jackson.annotation.JsonInclude;
import com.fasterxml.jackson.annotation.JsonInclude.Include;

@JsonInclude(Include.NON_NULL)
public class PageResponse<T> extends BaseResponse<T> {
	
	private static final long serialVersionUID = 1L;
	
	private AppPage<T> page;

	public PageResponse(){
		super();
	}
	
	public PageResponse(boolean success, int code, AppPage<T> page) {
		this(success, code, null, page);
	}

	public PageResponse(boolean success, int code, String message, AppPage<T> page) {
		super(success, code, message);
		this.page = page;
	}
	
	public static <T> PageResponse<T> success(AppPage<T> page) {
		return new PageResponse<T>(true, WebConstants.SECCUSS_OK_CODE, WebConstants.SECCUSS_OK_MSG, page);
	}

	public static <T> PageResponse<T> success(String message, AppPage<T> page) {
		return new PageResponse<T>(true, WebConstants.SECCUSS_OK_CODE, message, page);
	}
	
	public int getPageNum() {
		return page.getPageNum();
	}
	
	public int getPageSize() {
		return page.getPageSize();
	}
	
	public long getTotal() {
		return page.getTotal();
	}
	
	public int getTotalPages() {
		return page.getTotalPages();
	}

	public List<T> getItems() {
		return page.getItems();
	}

	public void setPage(AppPage<T> page) {
		this.page = page;
	}
}

package com.byx.communitycontrol.common.response;

import java.io.Serializable;

import com.byx.communitycontrol.common.consts.WebConstants;
import com.fasterxml.jackson.annotation.JsonInclude;
import com.fasterxml.jackson.annotation.JsonInclude.Include;


@JsonInclude(Include.NON_NULL)
public class BaseResponse<T> implements Serializable {

	private static final long serialVersionUID = 1L;

	private boolean success;

	private int code;

	private String message;
	
	private T item;
	public BaseResponse(){
		super();
	}
	
	protected BaseResponse(boolean success, int code) {
		this(success, code, null, null);
	}
	
	protected BaseResponse(boolean success, int code, String message) {
		this(success, code, message, null);
	}
	
	protected BaseResponse(boolean success, int code, String message, T item) {
		this.success = success;
		this.code = code;
		this.message = message;
		this.item = item;
	}
	
	public static BaseResponse<String> success() {
		return new BaseResponse<String>(true, WebConstants.SECCUSS_OK_CODE, WebConstants.SECCUSS_OK_MSG);
	}

	public static BaseResponse<String> success(String message) {
		return new BaseResponse<String>(true, WebConstants.SECCUSS_OK_CODE, message);
	}

	public static <T> BaseResponse<T> success(String message, T any) {
		return new BaseResponse<T>(true, WebConstants.SECCUSS_OK_CODE, message, any);
	}
	
	public static <T> BaseResponse<T> fail() {
		return new BaseResponse<T>(false, WebConstants.FAIL_INTERNAL_CODE, WebConstants.FAIL_INTERNAL_MSG);
	}
	
	public static <T> BaseResponse<T> fail(String message) {
		return new BaseResponse<T>(false, WebConstants.FAIL_INTERNAL_CODE, message);
	}
	
	public static <T> BaseResponse<T> fail(int code, String message) {
		return new BaseResponse<T>(false, code, message);
	}
	
	
	public boolean isSuccess() {
		return success;
	}

	public void setSuccess(boolean success) {
		this.success = success;
	}

	public int getCode() {
		return code;
	}

	public void setCode(int code) {
		this.code = code;
	}

	public String getMessage() {
		return message;
	}

	public void setMessage(String message) {
		this.message = message;
	}

	public T getItem() {
		return item;
	}

	public void setItem(T item) {
		this.item = item;
	}
}

分页请求父类：

package com.byx.communitycontrol.common.request;

import java.io.Serializable;


public class MyBatisPlusPageRequest implements Serializable {
    /**
     * 每页条数
     */
    private long pageSize;
    /**
     * 当前页
     */
    private long currentPage;
    /**
     * 最大页数
     */
    private long maxPage;
    /**
     * 数据总条数
     */
    private long total;

    public long getPageSize() {
        return pageSize;
    }

    public void setPageSize(long pageSize) {
        this.pageSize = pageSize;
    }

    public long getCurrentPage() {
        return currentPage;
    }

    public void setCurrentPage(long currentPage) {
        this.currentPage = currentPage;
    }

    public long getMaxPage() {
        return maxPage;
    }

    public void setMaxPage(long maxPage) {
        this.maxPage = maxPage;
    }

    public long getTotal() {
        return total;
    }

    public void setTotal(long total) {
        if (pageSize != 0) {
            if (total % pageSize != 0) {
                maxPage = total / pageSize + 1;
            } else {
                maxPage = total / pageSize;
            }
        }
    }

    public MyBatisPlusPageRequest() {
    }

    public MyBatisPlusPageRequest(long pageSize, long currentPage, long total) {
        this.pageSize = pageSize;
        this.currentPage = currentPage;
        this.total = total;
        setTotal(total);
    }
}

mybatisPlus实现单表简单分页动态查询

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