AD COMMON AND FEATURE SERVER VERSION MANAGER

src/main/java/examples/dataloader/AdSampleConstructor.java

@@ -47,7 +47,7 @@ public class AdSampleConstructor {
 
     public static UserAdFeature constructUserFeature(Record record) {
         UserAdFeature userFeature = new UserAdFeature();
-        userFeature.setMid(record.get("machinecode").toString());
+        userFeature.setMid(record.getString("machinecode"));
 
         // 1day features
         AdActionFeature user1dayActionFeature = new AdActionFeature();