[SCB-2646] fix code format (#3248)

diff --git a/foundations/foundation-config/src/main/java/org/apache/servicecomb/config/priority/ConfigObjectFactory.java b/foundations/foundation-config/src/main/java/org/apache/servicecomb/config/priority/ConfigObjectFactory.java
index 7bec69d..16f4a2c 100644
--- a/foundations/foundation-config/src/main/java/org/apache/servicecomb/config/priority/ConfigObjectFactory.java
+++ b/foundations/foundation-config/src/main/java/org/apache/servicecomb/config/priority/ConfigObjectFactory.java
@@ -16,8 +16,6 @@
  */
 package org.apache.servicecomb.config.priority;
 
-import static org.apache.servicecomb.foundation.common.utils.LambdaMetafactoryUtils.createObjectSetter;
-
 import java.lang.reflect.Field;
 import java.util.ArrayList;
 import java.util.List;
@@ -47,9 +45,13 @@
 @Component
 public class ConfigObjectFactory {
   private final PriorityPropertyFactory propertyFactory;
+
   private static final Map<Class<?>, JavaType> classCache = new ConcurrentHashMapEx<>();
+
   private static final Map<JavaType, BeanDescription> javaTypeCache = new ConcurrentHashMapEx<>();
+
   private static final Map<BeanPropertyDefinition, Setter<Object, Object>> beanDescriptionCache = new ConcurrentHashMapEx<>();
+
   public ConfigObjectFactory(PriorityPropertyFactory propertyFactory) {
     this.propertyFactory = propertyFactory;
   }
@@ -90,7 +92,7 @@
     List<ConfigObjectProperty> properties = new ArrayList<>();
     JavaType javaType = classCache.computeIfAbsent(instance.getClass(), TypeFactory.defaultInstance()::constructType);
     BeanDescription beanDescription = javaTypeCache.computeIfAbsent(javaType,
-            JsonUtils.OBJ_MAPPER.getSerializationConfig()::introspect);
+        JsonUtils.OBJ_MAPPER.getSerializationConfig()::introspect);
     for (BeanPropertyDefinition propertyDefinition : beanDescription.findProperties()) {
       if (propertyDefinition.getField() == null) {
         continue;
@@ -101,7 +103,7 @@
       }
 
       Setter<Object, Object> setter = beanDescriptionCache.computeIfAbsent(propertyDefinition,
-              LambdaMetafactoryUtils::createObjectSetter);
+          LambdaMetafactoryUtils::createObjectSetter);
       PriorityProperty<?> priorityProperty = createPriorityProperty(propertyDefinition.getField().getAnnotated(),
           prefix, parameters);
       setter.set(instance, priorityProperty.getValue());
@@ -211,7 +213,7 @@
 
   private String[] collectPropertyKeys(Field field, String prefix, Map<String, Object> parameters) {
     String propertyPrefix = prefix;
-    String[] keys = new String[]{field.getName()};
+    String[] keys = new String[] {field.getName()};
 
     InjectProperty injectProperty = field.getAnnotation(InjectProperty.class);
     if (injectProperty != null) {