update order

config-starter/src/main/java/com/secoo/mall/config/internals/ApolloContextInitializer.java

 package com.secoo.mall.config.internals;
 
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
+import com.ctrip.framework.apollo.spring.boot.ApolloApplicationContextInitializer;
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.env.EnvironmentPostProcessor;
 import org.springframework.context.ApplicationContextInitializer;
@@ -16,16 +15,15 @@ import org.springframework.util.StringUtils;
 public class ApolloContextInitializer implements ApplicationContextInitializer<ConfigurableApplicationContext>,
         EnvironmentPostProcessor, Ordered {
 
-    public static final int DEFAULT_ORDER = -1;
+    public static final int DEFAULT_ORDER = ApolloApplicationContextInitializer.DEFAULT_ORDER - 1;
 
-    private static final Logger logger = LoggerFactory.getLogger(ApolloContextInitializer.class);
 
     @Override
     public void postProcessEnvironment(ConfigurableEnvironment environment, SpringApplication application) {
 
         String appId = environment.getProperty("spring.application.name");
-        if(!StringUtils.isEmpty(appId)){
-            System.setProperty("app.id",appId);
+        if (!StringUtils.isEmpty(appId)) {
+            System.setProperty("app.id", appId);
         }
     }