【fix sonar】ProvinceCityArea文件

jero-boot/jero-boot-base/jero-boot-base-core/src/main/java/com/jero/common/constant/ProvinceCityArea.java

@@ -66,10 +66,7 @@ public class ProvinceCityArea {
                         //第三层 区
                         JSONObject areaJson =  baseJson.getJSONObject(cityKey);
                         if(areaJson!=null){
-                            for(String areaKey:areaJson.keySet()){
-                                Area area = new Area(areaKey,areaJson.getString(areaKey),cityKey);
-                                this.areaList.add(area);
-                            }
+                            addArea(cityKey, areaJson);
                         }
                     }
                 }
@@ -80,6 +77,13 @@ public class ProvinceCityArea {
 
     }
 
+    private void addArea(String cityKey, JSONObject areaJson) {
+        for(String areaKey:areaJson.keySet()){
+            Area area = new Area(areaKey,areaJson.getString(areaKey),cityKey);
+            this.areaList.add(area);
+        }
+    }
+
 
     private String jsonRead(File file){
         StringBuilder buffer = new StringBuilder();