通过后台，防止重复添加

service:
//把工艺路线中的工序依次写入生产订单工序列里
StringBuffer Str = new StringBuffer();
for (int i=0;i<ids.length;i++){
Str.append(ids[i]);
if(i != ids.length-1){
Str.append(",");
}
}
StringBuffer Str2 = new StringBuffer();
for (int i=0;i<sprocessids.length;i++){
Str2.append(sprocessids[i]);
if(i != sprocessids.length-1){
Str2.append(",");
}
}
String[] toBeStored = null;
Map<String,Object> labelsMap = new HashMap<>();
List list = new ArrayList();
//通过自定义type，找到数据库中是否已存在数据
List

<resultMap type="java.util.HashMap" id="countOrderdid">
    <result column="orderdid" property="key"/>
    <result column="num" property="value"/>
</resultMap>

select max(orderdid) orderdid, count(*) num from hsjg_tb_prosprocess where orderdid in (${ids}) and sprocessid in (${sprocessid}) group by orderdid