mybatis association和collection标签怎么用

Posted 2020-10-05 THISISPAN

1. <resultMap type="Bill" id="ResultBill">  
2.            <id property="id" column="id"/>  
3.            <result property="dh" column="dh"  />          
4.            <result property="rq" column="rq"/>  
5.            <association property="author"  javaType="Author"  >  
6.               <id  property="id"  column="idAutor" />  
7.               <result property="name" column="authorName" />  
8.               <result property="email" column="authorEmail"/>  
9.            </association>          
10.            <collection property="det1"  javaType="ArrayList" ofType="BillDet1" >  
11.               <id property="id" column="idDet1"/>  
12.               <result property="dh" column="dhDet1"/>  
13.               <result property="wlbm" column="wlbm"/>  
14.               <result property="wlmc" column="wlmc"/>  
15.               <result property="unit" column="unit"/>  
16.               <result property="qty" column="qty"/>  
17.            </collection>  

1. </resultMap>  

1. <resultMap type="com.sailod.shiro.dto.HtAuthorityMenuDTO" id="OneMenuAuthority">  
2.         <id property="htAuthorityId" column="htAuthorityId" javaType="java.lang.Long" />  
3.         <result property="name" column="name" javaType="java.lang.String" />  
4.         <result property="currentUserId" column="currentUserId" javaType="java.lang.Long" />  
5.         <collection property="htAuthorityDTO"  ofType="com.sailod.shiro.dto.HtAuthorityDTO"  
6.          select="selectAuthority" column="{htAuthorityId2 = htAuthorityId ,currentUserId2 = currentUserId}"   >  
7.          </collection>  
8.     </resultMap>