Micro-mail app payment Java code

Micro-mail app payment Java code _java

Last Update:2017-01-19 Source: Internet

Author: User

Tags md5 encryption stringbuffer

Developer on Alibaba Coud: Build your first app with APIs, SDKs, and tutorials on the Alibaba Cloud. Read more ＞

This example for you to share the Java micro-letter app payment code for your reference, the specific contents are as follows

Import java.io.IOException;

Import java.io.UnsupportedEncodingException;

Import Java.util.Random;
Import org.apache.http.ParseException;
Import org.apache.http.client.ClientProtocolException;
Import Org.apache.http.client.methods.HttpPost;
Import org.apache.http.entity.StringEntity;
Import org.apache.http.impl.client.DefaultHttpClient;
Import Org.apache.http.util.EntityUtils;
Import Org.json.JSONArray;
Import Org.json.JSONML;

Import Org.json.JSONObject; public class Test {private static final String AppID = "wx0378bf81abfe3d26";//set private static final int mch_id = 12 52196606;//set private static final String Api_key = "b8b9c2bbe92d57cc38fde49745056167";/set private static final STR ing notify_url = "http://www.xxx.com/weixin_notify_url.jsp";//Set private static final String Trade_type = "APP";//PU
 Blic static void Main (string[] args) {posttowechat ("5455545", "Test", 0.01);   Posttowechat ("5455545", "Chinese", 0.01);/will fail}/** * submit to micro-letter * * * @param out_trade_no *   Your system's order number * @param body * Title * @param Money * Amount * @return/private static Jsonobject Posttowechat (St
 Ring Out_trade_no, String body, double) {StringBuilder XML = new StringBuilder ();
 String nonce_str = getrandomstring (32);
 String IP = "127.0.0.1";//client IP handles Jsonobject JSO = new Jsonobject ();
 String prepay_id = "", sign = ""; try {String Weixinmoney = new Java.text.DecimalFormat ("#"). Format (Money * 100);//micro-letter is divided into units, so multiply the xml.append ("AppID
  = "). Append (AppID). Append (" &body= "). Append (New String (Body.getbytes (" UTF-8 ")," Utf-8 "));
  Xml.append ("&mch_id="). Append (mch_id). Append ("&nonce_str="). Append (NONCE_STR); Xml.append ("¬ify_url="). Append (Notify_url). Append ("&out_trade_no="). Append (Out_trade_no). Append ("&
  Spbill_create_ip= "). Append (IP); Xml.append ("&total_fee="). Append (Weixinmoney). Append ("&trade_type="). Append (Trade_type). Append ("&
  Key= "). Append (Api_key); sign = new Util (). Md5purity (Xml.tostring ()). toUpperCase ()//MD5 Encryption Signature Encryption class own solution will not put up the Xml.delete (0, Xml.length ());
  Xml.append ("<xml>");
  Xml.append ("<appid>"). Append (AppID). Append ("</appid>");
  Xml.append ("<body>"). Append (Body). Append ("</body>");
  Xml.append ("<mch_id>"). Append (mch_id). Append ("</mch_id>");
  Xml.append ("<nonce_str>"). Append (Nonce_str). Append ("</nonce_str>");
  Xml.append ("<notify_url>"). Append (Notify_url). Append ("</notify_url>");
  Xml.append ("<out_trade_no>"). Append (Out_trade_no). Append ("</out_trade_no>");
  Xml.append ("<spbill_create_ip>"). Append (IP). Append ("</spbill_create_ip>");
  Xml.append ("<total_fee>"). Append (Weixinmoney). Append ("</total_fee>");
  Xml.append ("<trade_type>"). Append (Trade_type). Append ("</trade_type>");
  Xml.append ("<sign>"). Append (sign). Append ("</sign>");
  Xml.append ("</xml>"); HttpPost post = new HttpPost ("Https://api.mch.weixin.qq.com/pay/unifieDorder ");
  stringentity entity = new Stringentity (xml.tostring (), "UTF-8");
  Entity.setcontentencoding ("Utf-8");
  Entity.setcontenttype ("Text/xml");
  Post.setentity (entity); Jsonarray childnodes = Jsonml.tojsonobject (entityutils.tostring (New Defaulthttpclient (). Execute (POST). GetEntity (),
  "Utf-8")). Getjsonarray ("ChildNodes");
  System.out.println (childnodes);
  int len = Childnodes.length ()-1;
  for (int i = len; i >-1; i--) {Jsonobject js = childnodes.getjsonobject (i);
   if (Js.get ("TagName"). Equals ("prepay_id")) {prepay_id = Js.getjsonarray ("ChildNodes"). GetString (0);
  Break
 A catch (Unsupportedencodingexception e) {e.printstacktrace ());
 catch (ParseException e) {e.printstacktrace ();
 catch (Clientprotocolexception e) {e.printstacktrace ();
 catch (IOException e) {e.printstacktrace ();
 } jso.put ("sign", sign);
 Jso.put ("AppID", AppID);
 Jso.put ("Noncestr", nonce_str);
 Jso.put ("Package", "Sign=wxpay"); Jso.put ("Partnerid", mch_id);
 Jso.put ("Prepayid", prepay_id);
 Jso.put ("timestamp", System.currenttimemillis ());
 return JSO; /** * Indicates the length of the generated string * * @param lengths * @return/private static String getrandomstring (int length) {string bas
 E = "abcdefghijklmnopqrstuvwxyz0123456789";
 Random Random = new Random ();
 StringBuffer sb = new StringBuffer ();
  for (int i = 0; i < length; i++) {int number = Random.nextint (Base.length ());
 Sb.append (Base.charat (number));
 return sb.tostring ();
 }
}

The above is the entire content of this article, I hope to learn Java program to help you.

This article is an English version of an article which is originally in the Chinese language on aliyun.com and is provided for information purposes only. This website makes no representation or warranty of any kind, either expressed or implied, as to the accuracy, completeness ownership or reliability of the article or any translations thereof. If you have any concerns or complaints relating to the article, please send an email, providing a detailed description of the concern or complaint, to info-contact@alibabacloud.com. A staff member will contact you within 5 working days. Once verified, infringing content will be removed immediately.

A Free Trial That Lets You Build Big!

Start building with 50+ products and up to 12 months usage for Elastic Compute Service

Get Started for Free

Sales Support

1 on 1 presale consultation

Chat Contact Sales
After-Sales Support

24/7 Technical Support 6 Free Tickets per Quarter Faster Response

Open a Ticket
Alibaba Cloud offers highly flexible support services tailored to meet your exact needs.

Learn More