diff --git a/spring-cloud-starter-tencent-polaris-circuitbreaker/src/main/java/com/tencent/cloud/polaris/circuitbreaker/PolarisFeignClientAutoConfiguration.java b/spring-cloud-starter-tencent-polaris-circuitbreaker/src/main/java/com/tencent/cloud/polaris/circuitbreaker/PolarisFeignClientAutoConfiguration.java
index c86bb9dbe..5b98172bb 100644
--- a/spring-cloud-starter-tencent-polaris-circuitbreaker/src/main/java/com/tencent/cloud/polaris/circuitbreaker/PolarisFeignClientAutoConfiguration.java
+++ b/spring-cloud-starter-tencent-polaris-circuitbreaker/src/main/java/com/tencent/cloud/polaris/circuitbreaker/PolarisFeignClientAutoConfiguration.java
@@ -22,6 +22,7 @@ import com.tencent.cloud.polaris.context.PolarisContextAutoConfiguration;
 import com.tencent.polaris.api.core.ConsumerAPI;
 import com.tencent.polaris.client.api.SDKContext;
 import com.tencent.polaris.factory.api.DiscoveryAPIFactory;
+
 import org.springframework.boot.autoconfigure.AutoConfigureAfter;
 import org.springframework.boot.autoconfigure.AutoConfigureBefore;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
@@ -58,5 +59,4 @@ public class PolarisFeignClientAutoConfiguration {
 		return new PolarisFeignBeanPostProcessor(consumerAPI);
 	}
 
-	
 }
diff --git a/spring-cloud-starter-tencent-polaris-circuitbreaker/src/test/java/com/tencent/cloud/polaris/circuitbreaker/SimpleClientHttpResponseTest.java b/spring-cloud-starter-tencent-polaris-circuitbreaker/src/test/java/com/tencent/cloud/polaris/circuitbreaker/SimpleClientHttpResponseTest.java
index 4e31f9101..ed76da17b 100644
--- a/spring-cloud-starter-tencent-polaris-circuitbreaker/src/test/java/com/tencent/cloud/polaris/circuitbreaker/SimpleClientHttpResponseTest.java
+++ b/spring-cloud-starter-tencent-polaris-circuitbreaker/src/test/java/com/tencent/cloud/polaris/circuitbreaker/SimpleClientHttpResponseTest.java
@@ -17,15 +17,16 @@
 
 package com.tencent.cloud.polaris.circuitbreaker;
 
+import java.io.IOException;
+import java.io.InputStream;
+import java.net.HttpURLConnection;
+
 import org.springframework.http.HttpHeaders;
 import org.springframework.http.client.AbstractClientHttpResponse;
 import org.springframework.lang.Nullable;
 import org.springframework.util.StreamUtils;
 import org.springframework.util.StringUtils;
 
-import java.io.IOException;
-import java.io.InputStream;
-import java.net.HttpURLConnection;
 
 /**
  * @author : wh