Java实现快递查询工具类

一 点睛

1 通过调用快递API接口，查询快递信息。

2 官网

https://www.kuaidi100.com/

3 API接口文档

https://api.kuaidi100.com/help/doc/?code=5f0ffa8f2977d50a94e1023c&openKey=快递信息推送服务

二 代码

package com.imooc.demo.common.util;

import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONObject;
import org.apache.commons.codec.digest.DigestUtils;

import java.util.HashMap;
import java.util.Map;

/**
* @className: Kuaidi100Utils
* @description: 快递查询工具类
* 官网：https://www.kuaidi100.com/
* API接口说明：https://api.kuaidi100.com/help/doc/?code=5f0ffa8f2977d50a94e1023c&openKey=快递信息推送服务
* @date: 2020/8/20
* @author: cakin
*/
public class KuaidiUtils {
   /**
    * 账号信息需要去官网申请
    */
   private static String key = "XXXXXXXXXXXXXXX";
   /**
    * 账号信息需要去官网申请
    */
   private static String customer ="YYYYYYYYYYYYYYYYY";

   /**
    * 免费物流接口
    * @param comCode 快递公司编码
    * @param postId 快递单号
    * @return JSONObject JSON对象
    */
   public static JSONObject freeLogistics(String comCode,String postId){
      String url = "https://www.kuaidi100.com/query?type="+comCode+"&postid="+postId;
      String result = HttpClientUtils.sendGetRequest(url, null);
      System.out.println(url);
      System.out.println("====================================================");
      System.out.println(result);
      return JSON.parseObject(result);
   }

   /**
    * 物流接口
    * @param comCode 快递公司编码
    * @param postId 快递单号
    * @return JSONObject JSON对象
    */
   public static JSONObject logistics(String comCode,String postId){
      String param ="{\"com\":\""+comCode+"\",\"num\":\""+postId+"\",\"from\":\"\",\"to\":\"\",\"resultv2\":0}";
      String sign = DigestUtils.md5Hex(param+key+customer);
      Map params = new HashMap<>();
      params.put("param",param);
      params.put("sign",sign.toUpperCase());
      params.put("customer",customer);
      String url = "http://poll.kuaidi100.com/poll/query.do";
      String result = "";
      try {
         result = HttpClientUtils.sendPostRequest(url, params, null, null);
      } catch (Exception e) {
         e.printStackTrace();
      }
      System.out.println(url);
      System.out.println("====================================================");
      System.out.println(result);
      return JSON.parseObject(result);
   }

   public static void main(String[] agrs){
      KuaidiUtils.freeLogistics("yunda","3556090145441");      
      System.out.println("--------------------------------------------------------------------------------------");
      KuaidiUtils.logistics("yunda", "3556090145441");
   }
}

三 测试

https://www.kuaidi100.com/query?type=yunda&postid=3556090145441
====================================================
null
--------------------------------------------------------------------------------------
http://poll.kuaidi100.com/poll/query.do
====================================================
{"message":"ok","nu":"3556090145441","ischeck":"1","condition":"D01","com":"yunda","status":"200","state":"3","data":[...............]}

Process finished with exit code 0