免费/不限量的快递查询接口对接方法

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.util.HashMap;
import java.util.Map;
import com.sun.org.apache.xerces.internal.impl.dv.util.Base64;
import java.security.MessageDigest;

public class KdGoldAPIDemo {

//电商ID
private String EBusinessID="1237100";
//电商加密私钥，快递鸟提供，注意保管，不要泄漏（ID和KEY需自行申请）
private String AppKey="518a73d8-1f7f-441a-b644-33e77b49d846";
//请求url
private String ReqURL="http://api.kdniao.cc/Ebusiness/EbusinessOrderHandle.aspx";

/**
* Json方式  物流信息订阅
* @throws Exception
*/
public String orderTracesSubByJson() throws Exception{
String requestData="{'Code': 'SF','Item': ["+
"{'No': '909261024507','Bk': 'test'},"+
"{'No': '589554393102','Bk': 'test'},"+
"{'No': '589522101958','Bk': 'test'},"+
"{'No': '909198822942', 'Bk': 'test'}"+
"]}";

Map<String, String> params = new HashMap<String, String>();
params.put("RequestData", urlEncoder(requestData, "UTF-8"));
params.put("EBusinessID", EBusinessID);
params.put("RequestType", "1005");
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;
}

/**
* XML方式  物流信息订阅
* @throws Exception
*/
public String orderTracesSubByXml() throws Exception{
String requestData="<?xml version=\"1.0\" encoding=\"utf-8\" ?>"+
"<Content>"+
"<Code>SF</Code>"+
"<Items>"+
"<Item>"+
"<No>909261024507</No>"+
"<Bk>test</Bk>"+
"</Item>"+
"<Item>"+
"<No>909261024507</No>"+
"<Bk>test</Bk>"+
"</Item>"+
"</Items>"+
"</Content>";

Map<String, String> params = new HashMap<String, String>();
params.put("RequestData", urlEncoder(requestData, "UTF-8"));
params.put("EBusinessID", EBusinessID);
params.put("RequestType", "1005");
String dataSign=encrypt(requestData, AppKey, "UTF-8");
params.put("DataSign", urlEncoder(dataSign, "UTF-8"));
params.put("DataType", "1");

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 = Base64.encode(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();
}
}