diff --git a/cloud-etl-server/src/main/java/com/muyu/test/RuleTest.java b/cloud-etl-server/src/main/java/com/muyu/test/RuleTest.java
index e910252..abfa8a2 100644
--- a/cloud-etl-server/src/main/java/com/muyu/test/RuleTest.java
+++ b/cloud-etl-server/src/main/java/com/muyu/test/RuleTest.java
@@ -1,4 +1,5 @@
 package com.muyu.test;
+
 import com.muyu.BasicEngine;
 import com.muyu.core.domain.DataValue;
 import com.muyu.domain.EngineVersion;