fix: 发消息跳过空的人

laws-modules/src/main/java/com/jero/modules/laws/standard/job/ReplaceImplementationDateMsgJob.java

@@ -1,6 +1,7 @@
 package com.jero.modules.laws.standard.job;
 
 import cn.hutool.core.collection.CollUtil;
+import cn.hutool.core.util.StrUtil;
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.jero.common.api.SendMessageAPI;
 import com.jero.common.api.dto.message.SendMessageDTO;
@@ -213,7 +214,9 @@ public class ReplaceImplementationDateMsgJob implements Job {
                 standard = standard.split("《")[0];
                 LawsDomesticStandard replaceStandard = standardMap.get(standard);
                 // 被代替标准的主起草人，责任人，收藏标准的人员
-                userIdSet.add(replaceStandard.getResponsibleUser());
+                if (StrUtil.isNotBlank(replaceStandard.getResponsibleUser())) {
+                    userIdSet.add(replaceStandard.getResponsibleUser());
+                }
                 // 获取收藏标准的所有人员
                 LambdaQueryWrapper<LawsStandardCollection> wrapper = new LambdaQueryWrapper<>();
                 wrapper.eq(LawsStandardCollection::getStandardId, replaceStandard.getId());