摘要：快遞查詢接口通用是給發貨電商用來實現查詢快遞物流軌跡功能的，接口對接前要先到快遞鳥網站申請接口秘鑰和對接要求查詢接口支持按照運單號查詢單個查詢，并發不超過個。

快遞查詢接口通用API是給發貨電商用來實現查詢快遞物流軌跡功能的，接口對接前要先到快遞鳥網站申請接口秘鑰和APIKEY

對接要求：
(1)、查詢接口支持按照運單號查詢(單個查詢，并發不超過10個/S)。
(2)、指定的物流運單號選擇相應的快遞公司編碼，格式不對或則編碼錯誤都會返失敗的信息。如EMS物流單號應選擇快遞公司編碼（EMS）
(3)、返回的物流跟蹤信息按照發生的時間升序排列。
(4)、接口指令1002
(5)、接口提供：快遞鳥
(6)、請求地址：http://api.kdniao.cc/Ebusines...

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.io.UnsupportedEncodingException;
import java.net.HttpURLConnection;
import java.net.URL;
import java.net.URLEncoder;
import java.security.MessageDigest;
import java.util.HashMap;
import java.util.Map; 

/**
 *
 * 單日超過500單查詢量，建議接入物流軌跡訂閱推送接口
 * 
 */

public class KdniaoTrackQueryAPI {
    
    //DEMO
    public static void main(String[] args) {
        KdniaoTrackQueryAPI api = new KdniaoTrackQueryAPI();
        try {
            String result = api.getOrderTracesByJson("ANE", "210001633605");
            System.out.print(result);
            
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
    
    //電商ID
    private String EBusinessID="申請";
    //電商加密私鑰，注意保管，不要泄漏
    private String AppKey="申請";
    //請求url
    private String ReqURL="http://api.kdniao.cc/Ebusiness/EbusinessOrderHandle.aspx";    
 
    /**
     * Json方式 查詢訂單物流軌跡
     * @throws Exception 
     */
    public String getOrderTracesByJson(String expCode, String expNo) throws Exception{
        String requestData= "{"OrderCode":"","ShipperCode":"" + expCode + "","LogisticCode":"" + expNo + ""}";
        
        Map params = new HashMap();
        params.put("RequestData", urlEncoder(requestData, "UTF-8"));
        params.put("EBusinessID", EBusinessID);
        params.put("RequestType", "1002");
        String dataSign=encrypt(requestData, AppKey, "UTF-8");
        params.put("DataSign", urlEncoder(dataSign, "UTF-8"));
        params.put("DataType", "2");
        
        String result=sendPost(ReqURL, params);    
        
        //根據公司業務處理返回的信息......
        
        return result;
    }
 
    /**
     * MD5加密
     * @param str 內容       
     * @param charset 編碼方式
     * @throws Exception 
     */
    @SuppressWarnings("unused")
    private String MD5(String str, String charset) throws Exception {
        MessageDigest md = MessageDigest.getInstance("MD5");
        md.update(str.getBytes(charset));
        byte[] result = md.digest();
        StringBuffer sb = new StringBuffer(32);
        for (int i = 0; i < result.length; i++) {
            int val = result[i] & 0xff;
            if (val <= 0xf) {
                sb.append("0");
            }
            sb.append(Integer.toHexString(val));
        }
        return sb.toString().toLowerCase();
    }
    
    /**
     * base64編碼
     * @param str 內容       
     * @param charset 編碼方式
     * @throws UnsupportedEncodingException 
     */
    private String base64(String str, String charset) throws UnsupportedEncodingException{
        String encoded = base64Encode(str.getBytes(charset));
        return encoded;    
    }    
    
    @SuppressWarnings("unused")
    private String urlEncoder(String str, String charset) throws UnsupportedEncodingException{
        String result = URLEncoder.encode(str, charset);
        return result;
    }
    
    /**
     * 電商Sign簽名生成
     * @param content 內容   
     * @param keyValue Appkey  
     * @param charset 編碼方式
     * @throws UnsupportedEncodingException ,Exception
     * @return DataSign簽名
     */
    @SuppressWarnings("unused")
    private String encrypt (String content, String keyValue, String charset) throws UnsupportedEncodingException, Exception
    {
        if (keyValue != null)
        {
            return base64(MD5(content + keyValue, charset), charset);
        }
        return base64(MD5(content, charset), charset);
    }
    
     /**
     * 向指定 URL 發送POST方法的請求     
     * @param url 發送請求的 URL    
     * @param params 請求的參數集合     
     * @return 遠程資源的響應結果
     */
    @SuppressWarnings("unused")
    private String sendPost(String url, Map params) {
        OutputStreamWriter out = null;
        BufferedReader in = null;        
        StringBuilder result = new StringBuilder(); 
        try {
            URL realUrl = new URL(url);
            HttpURLConnection conn =(HttpURLConnection) realUrl.openConnection();
            // 發送POST請求必須設置如下兩行
            conn.setDoOutput(true);
            conn.setDoInput(true);
            // POST方法
            conn.setRequestMethod("POST");
            // 設置通用的請求屬性
            conn.setRequestProperty("accept", "*/*");
            conn.setRequestProperty("connection", "Keep-Alive");
            conn.setRequestProperty("user-agent",
                    "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1;SV1)");
            conn.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");
            conn.connect();
            // 獲取URLConnection對象對應的輸出流
            out = new OutputStreamWriter(conn.getOutputStream(), "UTF-8");
            // 發送請求參數            
            if (params != null) {
                  StringBuilder param = new StringBuilder(); 
                  for (Map.Entry entry : params.entrySet()) {
                      if(param.length()>0){
                          param.append("&");
                      }                  
                      param.append(entry.getKey());
                      param.append("=");
                      param.append(entry.getValue());                      
                      //System.out.println(entry.getKey()+":"+entry.getValue());
                  }
                  //System.out.println("param:"+param.toString());
                  out.write(param.toString());
            }
            // flush輸出流的緩沖
            out.flush();
            // 定義BufferedReader輸入流來讀取URL的響應
            in = new BufferedReader(
                    new InputStreamReader(conn.getInputStream(), "UTF-8"));
            String line;
            while ((line = in.readLine()) != null) {
                result.append(line);
            }
        } catch (Exception e) {            
            e.printStackTrace();
        }
        //使用finally塊來關閉輸出流、輸入流
        finally{
            try{
                if(out!=null){
                    out.close();
                }
                if(in!=null){
                    in.close();
                }
            }
            catch(IOException ex){
                ex.printStackTrace();
            }
        }
        return result.toString();
    }
    
    
    private static char[] base64EncodeChars = new char[] { 
        "A", "B", "C", "D", "E", "F", "G", "H", 
        "I", "J", "K", "L", "M", "N", "O", "P", 
        "Q", "R", "S", "T", "U", "V", "W", "X", 
        "Y", "Z", "a", "b", "c", "d", "e", "f", 
        "g", "h", "i", "j", "k", "l", "m", "n", 
        "o", "p", "q", "r", "s", "t", "u", "v", 
        "w", "x", "y", "z", "0", "1", "2", "3", 
        "4", "5", "6", "7", "8", "9", "+", "/" }; 
    
    public static String base64Encode(byte[] data) { 
        StringBuffer sb = new StringBuffer(); 
        int len = data.length; 
        int i = 0; 
        int b1, b2, b3; 
        while (i < len) { 
            b1 = data[i++] & 0xff; 
            if (i == len) 
            { 
                sb.append(base64EncodeChars[b1 >>> 2]); 
                sb.append(base64EncodeChars[(b1 & 0x3) << 4]); 
                sb.append("=="); 
                break; 
            } 
            b2 = data[i++] & 0xff; 
            if (i == len) 
            { 
                sb.append(base64EncodeChars[b1 >>> 2]); 
                sb.append(base64EncodeChars[((b1 & 0x03) << 4) | ((b2 & 0xf0) >>> 4)]); 
                sb.append(base64EncodeChars[(b2 & 0x0f) << 2]); 
                sb.append("="); 
                break; 
            } 
            b3 = data[i++] & 0xff; 
            sb.append(base64EncodeChars[b1 >>> 2]); 
            sb.append(base64EncodeChars[((b1 & 0x03) << 4) | ((b2 & 0xf0) >>> 4)]); 
            sb.append(base64EncodeChars[((b2 & 0x0f) << 2) | ((b3 & 0xc0) >>> 6)]); 
            sb.append(base64EncodeChars[b3 & 0x3f]); 
        } 
        return sb.toString(); 
    }
}