usky-power/fiveep-persistence/src/main/resources/mapper/mysql/DeviceMapper.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
<mapper namespace="com.bizmatics.persistence.mapper.DeviceMapper">

    <!-- 通用查询映射结果 -->
    <resultMap id="BaseResultMap" type="com.bizmatics.model.Device">
        <id column="id" property="id" />
        <result column="device_code" property="deviceCode" />
        <result column="device_name" property="deviceName" />
        <result column="site_id" property="siteId" />
        <result column="device_address" property="deviceAddress" />
        <result column="device_type" property="deviceType" />
        <result column="install_time" property="installTime" />
        <result column="creator" property="creator" />
        <result column="enable" property="enable" />
    </resultMap>
    <select id="selectCount" resultType="java.lang.Integer">
        select count(1)
        from user_site as us
        inner join device_status as ds
        on us.site_id = ds.site_id
        inner join device as d
        on us.site_id = d.site_Id
        <where>
            <if test="userId != null and userId != 0">
                and us.user_id = #{userId}
            </if>
            <if test="siteId != null and siteId != 0">
                and us.site_id = #{siteId}
            </if>
            <if test="deviceStatus != null">
                and ds.device_status = #{deviceStatus}
            </if>
            <if test="startTime != null">
                and ds.status_time >= #{startTime}
            </if>
            <if test="endTime != null">
                and ds.status_time &lt;= #{endTime}
            </if>
            <if test="type != null">
                and d.device_type = #{type}
            </if>
        </where>
    </select>

</mapper>