阶梯价格优化

src/main/java/com/caimei/modules/utils/RequestUtil.java

@@ -1,5 +1,8 @@
 package com.caimei.modules.utils;
 
+import lombok.extern.slf4j.Slf4j;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import org.springframework.util.StringUtils;
 
 import javax.net.ssl.HttpsURLConnection;
@@ -21,8 +24,12 @@ import java.util.Map;
  * @author : Charles
  * @date : 2021/3/8
  */
-public class RequestUtil {
 
+public class RequestUtil {
+    /**
+     * 日志对象
+     */
+    protected static Logger logger = LoggerFactory.getLogger(RequestUtil.class);
     /**
      * 向指定URL发送GET方法的请求
      *
@@ -91,7 +98,7 @@ public class RequestUtil {
             // 请求返回的状态
             int httpStatus200 = 200;
             if (conn.getResponseCode() == httpStatus200) {
-//                logger.error("数据发送成功");
+                logger.error("数据发送成功");
                 // 请求返回的数据
                 InputStream in = conn.getInputStream();
                 try {
@@ -99,18 +106,17 @@ public class RequestUtil {
                     in.read(responseData);
                     return new String(responseData, StandardCharsets.UTF_8);
                 } catch (Exception e) {
-//                    logger.error("响应数据解析失败");
+                    logger.error("响应数据解析失败==="+e);
                     e.printStackTrace();
                 }
             } else {
-//                logger.error("数据发送失败");
+                logger.error("数据发送失败");
                 return null;
             }
         } catch (IOException e) {
             e.printStackTrace();
         }
         return null;
-
     }
 
 
@@ -140,7 +146,6 @@ public class RequestUtil {
             conn.setRequestProperty("accept", "*/*");
             conn.setRequestProperty("connection", "Keep-Alive");
             conn.setRequestProperty("Accept-Charset", "utf-8");
-            conn.setRequestProperty("Content-Type","application/json");
             conn.setRequestProperty("user-agent", "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1;SV1)");
             // 发送POST请求必须设置如下两行
             conn.setDoOutput(true);