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<?xml version="1.0" encoding="UTF-8" ?>
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<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
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"http://mybatis.org/dtd/mybatis-3-mapper.dtd" >
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<mapper namespace="com.itheima.dao.DormitoryDao" >
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<!--分页查询-->
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<select id="getDormitoryList" parameterType="Dormitory" resultType="Dormitory">
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select *from d_dormitoryinfo
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<where>
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<if test="a_name!=null and a_name!=''">
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and a_name like '%${a_name}%'
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</if>
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<if test="s_dormitoryid!=null and s_dormitoryid!=0">
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and s_dormitoryid like '%${s_dormitoryid}%'
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</if>
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<if test="d_dormbuilding !=null and d_dormbuilding !=''">
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and d_dormbuilding like '%${d_dormbuilding}%'
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</if>
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</where>
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ORDER BY d_id asc
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limit #{currentPage},#{pageSize}
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</select>
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<!--查询数据总数-->
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<select id="totalCount" resultType="Integer">
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select count(s_dormitoryid) from d_dormitoryinfo
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<where>
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<if test="a_name!=null and a_name!=''">
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and a_name like '%${a_name}%'
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</if>
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<if test="s_dormitoryid!=null and s_dormitoryid!=0">
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and s_dormitoryid like '%${s_dormitoryid}%'
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</if>
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<if test="d_dormbuilding !=null and d_dormbuilding !=''">
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and d_dormbuilding like '%${d_dormbuilding}%'
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</if>
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</where>
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</select>
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<!--添加宿舍信息-->
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<insert id="addDormitory" parameterType="Dormitory" keyProperty="d_id" useGeneratedKeys="true">
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insert into d_dormitoryinfo (s_dormitoryid,d_dormbuilding,d_bedtotal,d_bed,a_name)
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values(#{s_dormitoryid},#{d_dormbuilding},#{d_bedtotal},#{d_bed},#{a_name})
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</insert>
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<!--通过id删除宿舍信息-->
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<delete id="deleteDormitory" parameterType="Integer" >
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delete from d_dormitoryinfo where d_id=#{d_id}
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</delete>
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<select id="findDormitoryById" parameterType="Integer" resultType="Dormitory" >
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select * from d_dormitoryinfo where d_id=#{d_id}
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</select>
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<!--修改宿舍信息-->
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<update id="updateDormitory" parameterType="Dormitory">
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update d_dormitoryinfo
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<set>
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<if test="s_dormitoryid!=null and s_dormitoryid!=0">
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s_dormitoryid=#{s_dormitoryid},
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</if>
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<if test="d_dormbuilding !=null and d_dormbuilding !=''">
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d_dormbuilding=#{d_dormbuilding},
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</if>
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<if test="d_bedtotal !=null and d_bedtotal !=''">
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d_bedtotal=#{d_bedtotal},
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</if>
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<if test="d_bed !=null and d_bed !=''">
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d_bed=#{d_bed},
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</if>
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<if test="a_name !=null and a_name !=''">
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a_name=#{a_name},
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</if>
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</set>
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where d_id = #{d_id}
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</update>
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<!--宿舍人员信息查询信息-->
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<resultMap type="com.itheima.po.Dormitory" id="cardAndInfo2">
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<id property="d_id" column="d_id"/>
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<result property="s_dormitoryid" column="s_dormitoryid" />
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<result property="d_dormbuilding" column="d_dormbuilding" />
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<result property="d_bedtotal" column="d_bedtotal"/>
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<result property="d_bed" column="d_bed"/>
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<result property="a_name" column="a_name"/>
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<collection property="students" ofType="com.itheima.po.Student" javaType="ArrayList">
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<id property="s_id" column="s_id"/>
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<result property="s_studentid" column="s_studentid"/>
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<result property="s_name" column="s_name"/>
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<result property="s_sex" column="s_sex"/>
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<result property="s_age" column="s_age"/>
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<result property="s_phone" column="s_phone"/>
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<result property="s_classid" column="s_classid"/>
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<result property="s_classname" column="s_classname"/>
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<result property="s_dormitoryid" column="s_dormitoryid"/>
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</collection>
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</resultMap>
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<select id="findDormitoryStudent" parameterType="Dormitory" resultMap="cardAndInfo2">
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SELECT dormitoryinfos.*,students.*
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FROM d_dormitoryinfo dormitoryinfos join d_student students
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on dormitoryinfos.s_dormitoryid = students.s_dormitoryid
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where dormitoryinfos.s_dormitoryid = #{s_dormitoryid}
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</select>
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<select id="getAll" resultType="Dormitory">
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select * from d_dormitoryinfo;
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</select>
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</mapper>
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