diff --git a/code/java/天气灾害预警/src/main/java/com/cpic/xim/disaster_warning/WeatherDisasterWarningGrabber.java b/code/java/天气灾害预警/src/main/java/com/cpic/xim/disaster_warning/WeatherDisasterWarningGrabber.java
index 2930890..9f2d925 100644
--- a/code/java/天气灾害预警/src/main/java/com/cpic/xim/disaster_warning/WeatherDisasterWarningGrabber.java
+++ b/code/java/天气灾害预警/src/main/java/com/cpic/xim/disaster_warning/WeatherDisasterWarningGrabber.java
@@ -16,14 +16,17 @@ public class WeatherDisasterWarningGrabber
     private static String QUERY_URL = "https://devapi.qweather.com/v7/warning/now?";
     private static String USER_KEY  = "fe9fa8eeeb6f4301a92541eed565dd15";
 
+    /***
+     * 从和风天气获取天气警报json字符串
+     * @param cityCode 城市或区域代码
+     * @return 返回警报的json字符串
+     */
     public static String getWeatherDisasterWarningJSON( String cityCode )
     {
         //拼接url字符串
         String json       = "";
         String requestURL = QUERY_URL + "key=" + USER_KEY + "&location=" + cityCode;
 
-        //requestURL = "http://127.0.0.1:8000/ajax";
-
         //链接用
         HttpURLConnection connection     = null;
         URL               url            = null;
@@ -46,6 +49,7 @@ public class WeatherDisasterWarningGrabber
             //如果responseCode为200，说明访问成功！
             if ( connection.getResponseCode() == 200 )
             {
+                //注意，和风使用了gizp压缩响应体
                 inputStream    = new GZIPInputStream( connection.getInputStream() );
                 bufferedReader = new BufferedReader( new InputStreamReader( inputStream, "UTF-8" ) );