자바, 위 챗 결제 사용 - 일괄 결제 인터페이스 시작
package com.tenpay.util;
import java.io.BufferedReader;
import java.io.ByteArrayInputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.net.ConnectException;
import java.net.HttpURLConnection;
import java.net.InetAddress;
import java.net.URL;
import java.security.KeyStore;
import java.util.Date;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import javax.net.ssl.SSLContext;
import org.apache.http.Consts;
import org.apache.http.HttpEntity;
import org.apache.http.client.methods.CloseableHttpResponse;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.conn.ssl.SSLConnectionSocketFactory;
import org.apache.http.conn.ssl.SSLContexts;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.util.EntityUtils;
import org.glassfish.jersey.internal.util.Base64;
import org.jdom.Document;
import org.jdom.Element;
import org.jdom.input.SAXBuilder;
import com.zhiweism.util.MD5;
import com.zhiweism.util.Util;
/*
*
* ：
*/
public class WXRequestUtil {
public static void main(String[] args) {
SendPayment(" ","20170106113324",1,"1");
}
/*
*
* body
* out_trade_no
* total_fee
* product_id ID
*/
public static Map<String,String> SendPayment(String body,String out_trade_no,double total_fee,String product_id){
String url = "https://api.mch.weixin.qq.com/pay/unifiedorder";
String xml = WXParamGenerate(body,out_trade_no,total_fee,product_id);
String res = httpsRequest(url,"POST",xml);
Map<String,String> data = null;
try {
data = doXMLParse(res);
} catch (Exception e) {
}
return data;
}
public static String NonceStr(){
String res = Base64.encodeAsString(Math.random()+"::"+new Date().toString()).substring(0, 30);
return res;
}
public static String GetIp() {
InetAddress ia=null;
try {
ia=InetAddress.getLocalHost();
String localip=ia.getHostAddress();
return localip;
} catch (Exception e) {
return null;
}
}
public static String GetSign(Map<String,String> param){
String StringA = Util.formatUrlMap(param, false, false);
String stringSignTemp = MD5.md5(StringA+"&key="+ConstantUtil.API_KEY).toUpperCase();
return stringSignTemp;
}
//Map xml
public static String GetMapToXML(Map<String,String> param){
StringBuffer sb = new StringBuffer();
sb.append("<xml>");
for (Map.Entry<String,String> entry : param.entrySet()) {
sb.append("<"+ entry.getKey() +">");
sb.append(entry.getValue());
sb.append("</"+ entry.getKey() +">");
}
sb.append("</xml>");
return sb.toString();
}
//
public static String WXParamGenerate(String description,String out_trade_no,double total_fee,String product_id){
int fee = (int)(total_fee * 100.00);
Map<String,String> param = new HashMap<String,String>();
param.put("appid", ConstantUtil.APP_ID);
param.put("mch_id", ConstantUtil.MCH_ID);
param.put("nonce_str",NonceStr());
param.put("body", description);
param.put("out_trade_no",out_trade_no);
param.put("total_fee", fee+"");
param.put("spbill_create_ip", GetIp());
param.put("notify_url", ConstantUtil.WEIXIN_NOTIFY);
param.put("trade_type", "NATIVE");
param.put("product_id", product_id+"");
String sign = GetSign(param);
param.put("sign", sign);
return GetMapToXML(param);
}
//
public static String httpsRequest(String requestUrl, String requestMethod, String outputStr) {
try {
URL url = new URL(requestUrl);
HttpURLConnection conn = (HttpURLConnection) url.openConnection();
conn.setDoOutput(true);
conn.setDoInput(true);
conn.setUseCaches(false);
// （GET/POST）
conn.setRequestMethod(requestMethod);
conn.setRequestProperty("content-type", "application/x-www-form-urlencoded");
// outputStr null
if (null != outputStr) {
OutputStream outputStream = conn.getOutputStream();
//
outputStream.write(outputStr.getBytes("UTF-8"));
outputStream.close();
}
//
InputStream inputStream = conn.getInputStream();
InputStreamReader inputStreamReader = new InputStreamReader(inputStream, "utf-8");
BufferedReader bufferedReader = new BufferedReader(inputStreamReader);
String str = null;
StringBuffer buffer = new StringBuffer();
while ((str = bufferedReader.readLine()) != null) {
buffer.append(str);
}
//
bufferedReader.close();
inputStreamReader.close();
inputStream.close();
inputStream = null;
conn.disconnect();
return buffer.toString();
} catch (ConnectException ce) {
System.out.println(" ：{}"+ ce);
} catch (Exception e) {
System.out.println("https ：{}"+ e);
}
return null;
}
//
public static String httpsRequest2(String requestUrl, String requestMethod, String outputStr) throws Exception {
KeyStore keyStore = KeyStore.getInstance("PKCS12");
StringBuilder res = new StringBuilder("");
FileInputStream instream = new FileInputStream(new File("/home/apiclient_cert.p12"));
try {
keyStore.load(instream, "".toCharArray());
} finally {
instream.close();
}
// Trust own CA and all self-signed certs
SSLContext sslcontext = SSLContexts.custom()
.loadKeyMaterial(keyStore, "1313329201".toCharArray())
.build();
// Allow TLSv1 protocol only
SSLConnectionSocketFactory sslsf = new SSLConnectionSocketFactory(
sslcontext,
new String[] { "TLSv1" },
null,
SSLConnectionSocketFactory.BROWSER_COMPATIBLE_HOSTNAME_VERIFIER);
CloseableHttpClient httpclient = HttpClients.custom()
.setSSLSocketFactory(sslsf)
.build();
try {
HttpPost httpost = new HttpPost("https://api.mch.weixin.qq.com/secapi/pay/refund");
httpost.addHeader("Connection", "keep-alive");
httpost.addHeader("Accept", "*/*");
httpost.addHeader("Content-Type", "application/x-www-form-urlencoded; charset=UTF-8");
httpost.addHeader("Host", "api.mch.weixin.qq.com");
httpost.addHeader("X-Requested-With", "XMLHttpRequest");
httpost.addHeader("Cache-Control", "max-age=0");
httpost.addHeader("User-Agent", "Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.0) ");
StringEntity entity2 = new StringEntity(outputStr ,Consts.UTF_8);
httpost.setEntity(entity2);
System.out.println("executing request" + httpost.getRequestLine());
CloseableHttpResponse response = httpclient.execute(httpost);
try {
HttpEntity entity = response.getEntity();
System.out.println("----------------------------------------");
System.out.println(response.getStatusLine());
if (entity != null) {
System.out.println("Response content length: " + entity.getContentLength());
BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(entity.getContent()));
String text = "";
res.append(text);
while ((text = bufferedReader.readLine()) != null) {
res.append(text);
System.out.println(text);
}
}
EntityUtils.consume(entity);
} finally {
response.close();
}
} finally {
httpclient.close();
}
return res.toString();
}
//xml
public static Map<String, String> doXMLParse(String strxml) throws Exception {
strxml = strxml.replaceFirst("encoding=\".*\"", "encoding=\"UTF-8\"");
if(null == strxml || "".equals(strxml)) {
return null;
}
Map<String,String> m = new HashMap<String,String>();
InputStream in = new ByteArrayInputStream(strxml.getBytes("UTF-8"));
SAXBuilder builder = new SAXBuilder();
Document doc = builder.build(in);
Element root = doc.getRootElement();
List list = root.getChildren();
Iterator it = list.iterator();
while(it.hasNext()) {
Element e = (Element) it.next();
String k = e.getName();
String v = "";
List children = e.getChildren();
if(children.isEmpty()) {
v = e.getTextNormalize();
} else {
v = getChildrenText(children);
}
m.put(k, v);
}
//
in.close();
return m;
}
public static String getChildrenText(List children) {
StringBuffer sb = new StringBuffer();
if(!children.isEmpty()) {
Iterator it = children.iterator();
while(it.hasNext()) {
Element e = (Element) it.next();
String name = e.getName();
String value = e.getTextNormalize();
List list = e.getChildren();
sb.append("<" + name + ">");
if(!list.isEmpty()) {
sb.append(getChildrenText(list));
}
sb.append(value);
sb.append("</" + name + ">");
}
}
return sb.toString();
}
}
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