首先在resources文件下的的mapper文件下下加CarMapper.xml,代碼如下:
<?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.xxxxxx.i.usercar.mapper.IUserMapper"> <!--映射實體對象--> <resultMap id="owncar1" type="java.util.HashMap"> <result property="id" column="id" /> </resultMap>
<resultMap id="owncar2" type="java.util.HashMap"> <result property="id" column="id" /> </resultMap> <resultMap id="owncar3" type="java.util.HashMap"> <result property="carid" column="carid" /> </resultMap>
</mapper>
代碼文件夾下面的IUserMapper文件下面代碼如下:
String ADD_USER_OWNCAR = " EXEC ibt_AddUserOwnCarInfo " + "#{UserId}" ; @Select(ADD_USER_OWNCAR) @ResultMap({"owncar1","owncar2","owncar3"}) @Options(statementType = StatementType.CALLABLE) List<List<HashMap<String,String>>> CreateUserCarInfo(@Param("UserId") Integer userId);
在這里加入ResultMap對應CarMapper.xml中的三個結果集
IUserService里面調用Mapper中的代碼
List<List<HashMap<String,String>>> map = userMapper.CreateUserCarInfo(userId);
if(map!=null && map.size()>0)
{
carid= String.valueOf(map.get(2).get(0).get("carid")); }