zoukankan      html  css  js  c++  java
  • 如何在xml中传入list参数

    mapper.xml文件

    <?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.xxx.xx.cms.dal.extdao.GroupByMaterialMapper">
    
        <select id="groupByMaterialIds" resultType="com.xxx.xx..cms.dal.extdomain.GroupByMaterialDO">
            select t1.material_id AS materialId, t2.material_name AS materialName,
            t2.material_type AS materialType, t1.position_id AS positionId,
            t5.position_name AS positionName, t1.project_id AS projectId,
            t3.project_name AS projectName, t1.task_id AS taskId,t4.task_name AS taskName
            from xspace_task_material_pre t1
            left join xspace_material_pre t2 on t1.material_id = t2.id
            left join xspace_delivery_project_pre t3 on t1.project_id = t3.id
            left join xspace_delivery_task_pre t4 on t1.task_id = t4.id
            left join xspace_content_position_pre t5 on t1.position_id = t5.id
            <where>
                t1.material_id in
                <foreach close=")" collection="materialIds" item="listItem" open="(" separator=",">
                    #{listItem}
                </foreach>
            </where>
            order BY t1.material_id
        </select>
    
    </mapper>

    mapper.java文件

    import com.xxx.xx.cms.dal.extdomain.GroupByMaterialDO;
    import org.apache.ibatis.annotations.Mapper;
    import org.apache.ibatis.annotations.Param;
    
    import java.util.List;
    
    /**
     *
     * @author 
     * @version 2017/12/5 17:38:29
     */
    @Mapper
    public interface GroupByMaterialMapper {
    
        /**
         *
         *
         * @param materialIds
         * @return
         */
        List<GroupByMaterialDO> groupByMaterialIds(@Param("materialIds") List<Long> materialIds);
    }
  • 相关阅读:
    差一个引号的崩溃
    js中.toString()和String()的一丢丢区别
    PC端和手机端页面的一丢丢区别
    LINQ踩坑记录
    C# list group分组扩展,方法来源网络记录备忘
    NPOI分批读取数据
    Xamarin开发登录示例
    动态创建匿名对象利用表达式树动态构建分组条件
    安卓H5互调笔记
    WPF学习6
  • 原文地址:https://www.cnblogs.com/iwangzheng/p/7990147.html
Copyright © 2011-2022 走看看