fix: dynamic routing using cookies - fix codestyle

spring-cloud-starter-tencent-polaris-router/src/main/java/com/tencent/cloud/polaris/router/feign/FeignExpressionLabelUtils.java

@@ -18,11 +18,6 @@
 
 package com.tencent.cloud.polaris.router.feign;
 
-import com.tencent.cloud.common.util.expresstion.ExpressionLabelUtils;
-import feign.RequestTemplate;
-import org.apache.commons.lang.StringUtils;
-import org.springframework.util.CollectionUtils;
-
 import java.net.URI;
 import java.util.Collection;
 import java.util.Collections;
@@ -30,6 +25,12 @@ import java.util.HashMap;
 import java.util.Map;
 import java.util.Set;
 
+import com.tencent.cloud.common.util.expresstion.ExpressionLabelUtils;
+import feign.RequestTemplate;
+import org.apache.commons.lang.StringUtils;
+
+import org.springframework.util.CollectionUtils;
+
 /**
  * Resolve rule expression label from feign request.
  *

spring-cloud-starter-tencent-polaris-router/src/test/java/com/tencent/cloud/polaris/router/feign/FeignExpressionLabelUtilsTest.java

@@ -18,15 +18,15 @@
 
 package com.tencent.cloud.polaris.router.feign;
 
-import feign.Request;
-import feign.RequestTemplate;
-import org.junit.jupiter.api.Test;
-
 import java.util.Collections;
 import java.util.HashMap;
 import java.util.Map;
 import java.util.stream.Stream;
 
+import feign.Request;
+import feign.RequestTemplate;
+import org.junit.jupiter.api.Test;
+
 import static java.util.stream.Collectors.toSet;
 import static org.assertj.core.api.Assertions.assertThat;
 

spring-cloud-tencent-commons/src/main/java/com/tencent/cloud/common/util/expresstion/SpringWebExpressionLabelUtils.java

@@ -18,14 +18,11 @@
 
 package com.tencent.cloud.common.util.expresstion;
 
-import java.util.Collection;
 import java.util.Collections;
 import java.util.HashMap;
-import java.util.List;
 import java.util.Map;
 import java.util.Set;
 
-import io.netty.handler.codec.http.HttpHeaderNames;
 import org.apache.commons.lang.StringUtils;
 
 import org.springframework.http.HttpCookie;
@@ -174,7 +171,7 @@ public final class SpringWebExpressionLabelUtils {
 		if (StringUtils.isEmpty(first)) {
 			return StringUtils.EMPTY;
 		}
-		String[] cookieArray = StringUtils.split(first,";");
+		String[] cookieArray = StringUtils.split(first, ";");
 		for (String cookieItem : cookieArray) {
 			String[] cookieKv = StringUtils.split(cookieItem, "=");
 			if (cookieKv != null && cookieKv.length == 2 && StringUtils.equals(cookieKv[0], key)) {