Java 快递鸟API接口签名验证

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;

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();

}

//电商ID

private String EBusinessID="请到快递鸟官网申请http://www.kdniao.com/ServiceApply.aspx";

//电商加密私钥，快递鸟提供，注意保管，不要泄漏

private String AppKey="test";

//请求url

private String ReqURL="http://api.kdniao.com/Ebusiness/EbusinessOrderHandle.aspx";

/**

* Json方式查询订单物流轨迹

* @throws Exception

public String getOrderTracesByJson(String expCode, String expNo) throws Exception{

String requestData= "{'OrderCode':'','ShipperCode':'" + expCode + "','LogisticCode':'" + expNo + "'}";

Map<String, String> params = new HashMap<String, String>();

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);

//根据公司业务处理返回的信息......

return result;

}

/**

* MD5加密

* @param str 内容

* @param charset 编码方式

* @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编码

* @param str 内容

* @param charset 编码方式

* @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;

}

/**

* 电商Sign签名生成

* @param content 内容

* @param keyValue Appkey

* @param charset 编码方式

* @throws UnsupportedEncodingException ,Exception

* @return DataSign签名

@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 发送POST方法的请求

* @param url 发送请求的 URL

* @param params 请求的参数集合

* @return 远程资源的响应结果

@SuppressWarnings("unused")

private String sendPost(String url, Map<String, String> params) {

OutputStreamWriter out = null;

BufferedReader in = null;

StringBuilder result = new StringBuilder();

try {

URL realUrl = new URL(url);

HttpURLConnection conn =(HttpURLConnection) realUrl.openConnection();

// 发送POST请求必须设置如下两行

conn.setDoOutput(true);

conn.setDoInput(true);

// POST方法

conn.setRequestMethod("POST");

// 设置通用的请求属性

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();

// 获取URLConnection对象对应的输出流

out = new OutputStreamWriter(conn.getOutputStream(), "UTF-8");

// 发送请求参数

if (params != null) {

StringBuilder param = new StringBuilder();

for (Map.Entry<String, String> 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输出流的缓冲

out.flush();

// 定义BufferedReader输入流来读取URL的响应

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块来关闭输出流、输入流

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();

}