anpinjingyuan/ruoyi-system/target/classes/mapper/system/SysUserRoleMapper.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.ruoyi.system.mapper.SysUserRoleMapper">

	<resultMap type="SysUserRole" id="SysUserRoleResult">
		<result property="userId"     column="user_id"      />
		<result property="roleId"     column="role_id"      />
	</resultMap>

	<resultMap type="SysUser" id="SysUserResult">
		<id     property="userId"       column="user_id"      />
		<result property="deptId"       column="dept_id"      />
		<result property="phonenumber"  column="phonenumber"  />
		<result property="userName"     column="user_name"    />
		<result property="nickName"     column="nick_name"    />
	</resultMap>

	<delete id="deleteUserRoleByUserId" parameterType="Long">
		delete from sys_user_role where user_id=#{userId}
	</delete>
	
	<select id="countUserRoleByRoleId" resultType="Integer">
	    select count(1) from sys_user_role where role_id=#{roleId}  
	</select>
	
	<delete id="deleteUserRole" parameterType="Long">
 		delete from sys_user_role where user_id in
 		<foreach collection="array" item="userId" open="(" separator="," close=")">
 			#{userId}
        </foreach> 
 	</delete>
	
	<insert id="batchUserRole">
		insert into sys_user_role(user_id, role_id) values
		<foreach item="item" index="index" collection="list" separator=",">
			(#{item.userId},#{item.roleId})
		</foreach>
	</insert>
	
	<delete id="deleteUserRoleInfo" parameterType="SysUserRole">
		delete from sys_user_role where user_id=#{userId} and role_id=#{roleId}
	</delete>
	
	<delete id="deleteUserRoleInfos">
	    delete from sys_user_role where role_id=#{roleId} and user_id in
 	    <foreach collection="userIds" item="userId" open="(" separator="," close=")">
 	        #{userId}
            </foreach> 
	</delete>

	<select id="selectUserRoleByRoleId" parameterType="Long" resultMap="SysUserResult">
		SELECT
			usr.user_id,
			usr.dept_id,
			usr.user_name,
			usr.nick_name
		FROM
			sys_user usr
			LEFT JOIN sys_user_role role ON role.user_id = usr.user_id
		WHERE
			role.role_id = #{roleId}
			AND usr.status = '0'
			AND usr.del_flag = '0'
	</select>

	<select id="selectRoleUserByUserId" resultMap="SysUserResult">
		SELECT
			usr.user_id,
			usr.dept_id,
			usr.phonenumber,
			usr.user_name,
			usr.nick_name
		FROM
			sys_user usr
			LEFT JOIN sys_user_role role ON role.user_id = usr.user_id
			LEFT JOIN sys_role r ON role.role_id = r.role_id
		WHERE
			usr.user_id = #{userId}
			AND r.status = '0'
			AND r.role_name = #{roleType}
			AND usr.status = '0'
			AND usr.del_flag = '0'
	</select>

</mapper>