<update id="update81OrderStatus" parameterType="java.util.Map">

    update 表名

　　set 字段名=#{code}

　　where sodoco in

　　<foreach item="item" index="index" collection="bigs"

　　open="(" separator="," close=")">

　　　#{item}

　　</foreach>

</update>

=====================dao

 void update81OrderStatus(Map<String,Object> param);

=====================service

List<BigDecimal> bigs=new ArrayList<BigDecimal>();

for (F554281 f554281 : findAll81Order) {

sodoco = f554281.getSodoco();

bigs.add(sodoco);

}

Map<String,Object> param = new HashMap<String,Object>();

param.put("code",1);

param.put("bigs",bigs);

f554281Mapper.update81OrderStatus(param);