* [增加空值判断，空值不保存]

backend/src/main/java/pangea/hiagent/web/service/InfoCollectorService.java

@@ -3,6 +3,7 @@ package pangea.hiagent.web.service;
 import com.alibaba.fastjson2.JSONArray;
 import com.alibaba.fastjson2.JSONObject;
 import lombok.extern.slf4j.Slf4j;
+import org.apache.commons.lang3.StringUtils;
 import org.springframework.stereotype.Service;
 import pangea.hiagent.tool.impl.HisenseTripTool;
 import pangea.hiagent.tool.impl.VisitorAppointmentTool;
@@ -35,6 +36,9 @@ public class InfoCollectorService {
 
     public void saveValue(String key, Object value) {
         log.info("key {} value {}", key, value);
+        if(value == null || StringUtils.isEmpty(value.toString())) {
+            return;
+        }
         values.put(key, value);
     }
     public void clearValue() {