mybatis查询配置文件中关于 in 的条件查询

HashMap<String,Object> paramsMap=new HashMap<String,Object>();
String[] strArr={"1","2"};
paramsMap.put("deptIds",strArr );
List list=dao.findList(paramsMap);

<select id="findList" resultType="HashMap" parameterType="HashMap">
select dept_id,dept_name from table A
<where>
<if test="deptIds != null and deptIds!=''">
AND A.DEPT_ID IN
<foreach item="item" index="index" collection="deptIds"   open="(" separator="," close=")">
#{item}
</foreach>
</if>
</where>
</select>