package com.servlet;
import java.io.IOException;
import java.util.HashMap;
import java.util.Map;
import java.util.SortedMap;
import java.util.TreeMap;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import net.sf.json.JSONObject;
import com.utils.CommonUtil;
import com.utils.GetWxOrderno;
import com.utils.RequestHandler;
import com.utils.Sha1Util;
import com.utils.TenpayUtil;
import com.utils.WeixinOauth2Token;
import com.utils.http.HttpResponse;
public class TopayServlet extends HttpServlet {
/**
* The doGet method of the servlet. <br>
*
* This method is called when a form has its tag value method equals to get.
*
* @param request the request send by the client to the server
* @param response the response send by the server to the client
* @throws ServletException if an error occurred
* @throws IOException if an error occurred
*/
public void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
//网页授权后获取传递的参数
String userId = request.getParameter("userId");
String orderNo = request.getParameter("orderNo");
String money = request.getParameter("money");
String code = request.getParameter("code");
//金额转化为分为单位
float sessionmoney = Float.parseFloat(money);
String finalmoney = String.format("%.2f", sessionmoney);
finalmoney = finalmoney.replace(".", "");
//商户相关资料
String appid = "";
String appsecret = "";
String partner = "";
String partnerkey = "";
String openId ="";
String URL = "https://api.weixin.qq.com/sns/oauth2/access_token?appid="+appid+"&secret="+appsecret+"&code="+code+"&grant_type=authorization_code";
JSONObject jsonObject = CommonUtil.httpsRequest(URL, "GET", null);
if (null != jsonObject) {
openId = jsonObject.getString("openid");
}
//获取openId后调用统一支付接口https://api.mch.weixin.qq.com/pay/unifiedorder
String currTime = TenpayUtil.getCurrTime();
//8位日期
String strTime = currTime.substring(8, currTime.length());
//四位随机数
String strRandom = TenpayUtil.buildRandom(4) + "";
//10位序列号,可以自行调整。
String strReq = strTime + strRandom;
//商户号
String mch_id = partner;
//子商户号 非必输
//String sub_mch_id="";
//设备号 非必输
String device_info="";
//随机数
String nonce_str = strReq;
//商品描述
//String body = describe;
//商品描述根据情况修改
String body = "美食";
//附加数据
String attach = userId;
//商户订单号
String out_trade_no = orderNo;
int intMoney = Integer.parseInt(finalmoney);
//总金额以分为单位，不带小数点
int total_fee = intMoney;
//订单生成的机器 IP
String spbill_create_ip = request.getRemoteAddr();
//订 单 生 成 时 间 非必输
// String time_start ="";
//订单失效时间 非必输
// String time_expire = "";
//商品标记 非必输
// String goods_tag = "";
//这里notify_url是 支付完成后微信发给该链接信息，可以判断会员是否支付成功，改变订单状态等。
String notify_url ="http://***/notifyServlet";
String trade_type = "JSAPI";
String openid = openId;
//非必输
// String product_id = "";
SortedMap<String, String> packageParams = new TreeMap<String, String>();
packageParams.put("appid", appid);
packageParams.put("mch_id", mch_id);
packageParams.put("nonce_str", nonce_str);
packageParams.put("body", body);
packageParams.put("attach", attach);
packageParams.put("out_trade_no", out_trade_no);
//这里写的金额为1 分到时修改
packageParams.put("total_fee", "1");
// packageParams.put("total_fee", "finalmoney");
packageParams.put("spbill_create_ip", spbill_create_ip);
packageParams.put("notify_url", notify_url);
packageParams.put("trade_type", trade_type);
packageParams.put("openid", openid);
RequestHandler reqHandler = new RequestHandler(request, response);
reqHandler.init(appid, appsecret, partnerkey);
String sign = reqHandler.createSign(packageParams);
String xml="<xml>"+
"<appid>"+appid+"</appid>"+
"<mch_id>"+mch_id+"</mch_id>"+
"<nonce_str>"+nonce_str+"</nonce_str>"+
"<sign>"+sign+"</sign>"+
"<body><![CDATA["+body+"]]></body>"+
"<attach>"+attach+"</attach>"+
"<out_trade_no>"+out_trade_no+"</out_trade_no>"+
//金额，这里写的1 分到时修改
"<total_fee>"+1+"</total_fee>"+
//"<total_fee>"+finalmoney+"</total_fee>"+
"<spbill_create_ip>"+spbill_create_ip+"</spbill_create_ip>"+
"<notify_url>"+notify_url+"</notify_url>"+
"<trade_type>"+trade_type+"</trade_type>"+
"<openid>"+openid+"</openid>"+
"</xml>";
System.out.println(xml);
String allParameters = "";
try {
allParameters = reqHandler.genPackage(packageParams);
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
String createOrderURL = "https://api.mch.weixin.qq.com/pay/unifiedorder";
String prepay_id="";
try {
prepay_id = new GetWxOrderno().getPayNo(createOrderURL, xml);
if(prepay_id.equals("")){
request.setAttribute("ErrorMsg", "统一支付接口获取预支付订单出错");
response.sendRedirect("error.jsp");
}
} catch (Exception e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}
SortedMap<String, String> finalpackage = new TreeMap<String, String>();
String appid2 = appid;
String timestamp = Sha1Util.getTimeStamp();
String nonceStr2 = nonce_str;
String prepay_id2 = "prepay_id="+prepay_id;
String packages = prepay_id2;
finalpackage.put("appId", appid2);
finalpackage.put("timeStamp", timestamp);
finalpackage.put("nonceStr", nonceStr2);
finalpackage.put("package", packages);
finalpackage.put("signType", "MD5");
String finalsign = reqHandler.createSign(finalpackage);
System.out.println("pay.jsp?appid="+appid2+"&timeStamp="+timestamp+"&nonceStr="+nonceStr2+"&package="+packages+"&sign="+finalsign);
response.sendRedirect("pay.jsp?appid="+appid2+"&timeStamp="+timestamp+"&nonceStr="+nonceStr2+"&package="+packages+"&sign="+finalsign);
}
/**
* The doPost method of the servlet. <br>
*
* This method is called when a form has its tag value method equals to post.
*
* @param request the request send by the client to the server
* @param response the response send by the server to the client
* @throws ServletException if an error occurred
* @throws IOException if an error occurred
*/
public void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
doGet(request, response);
}
}
weChatpay.zip （63个子文件） 
weChatpay 
.project 2KB .settings .jsdtscope 658B org.eclipse.core.resources.prefs 112B org.eclipse.wst.common.project.facet.core.xml 163B org.eclipse.wst.jsdt.ui.superType.container 49B org.eclipse.wst.jsdt.ui.superType.name 6B .mymetadata 300B WebRoot pay.jsp 2KB WEB-INF web.xml 1KB lib 
httpcore-4.2.4.jar 222KB json-lib-2.4-jdk15.jar 155KB commons-lang-2.6.jar 278KB commons-pool-1.6.jar 109KB commons-dbcp-20030825.184428.jar 92KB ezmorph-1.0.6.jar 84KB httpclient-4.2.5.jar 423KB commons-codec-1.7.jar 254KB commons-cli-1.0.jar 29KB jdom-1.0.jar 150KB dom4j-1.6.1.jar 307KB commons-logging-1.1.3.jar 61KB commons-httpclient-3.1.jar 298KB commons-collections-3.2.1.jar 562KB commons-beanutils-1.8.0.jar 226KB classes com utils MD5Util.class 2KB TenpayUtil.class 3KB CommonUtil.class 4KB http HttpResponse.class 1KB HttpResultType.class 1KB MySSLSocketFactory.class 2KB HttpClientConnectionManager.class 3KB HttpRequest.class 3KB TrustAnyTrustManager.class 889B GetWxOrderno.class 5KB RequestHandler.class 6KB MyX509TrustManager.class 873B WeixinOauth2Token.class 1KB Sha1Util.class 3KB servlet MainServlet.class 2KB TopayServlet.class 6KB NotifyServlet.class 1KB index.jsp 840B META-INF MANIFEST.MF 36B error.jsp 623B
aa.html 0B src com utils WeixinOauth2Token.java 1KB TenpayUtil.java 4KB MyX509TrustManager.java 688B http HttpClientConnectionManager.java 2KB HttpResponse.java 2KB MySSLSocketFactory.java 1KB HttpResultType.java 703B HttpRequest.java 3KB TrustAnyTrustManager.java 592B Sha1Util.java 2KB RequestHandler.java 6KB CommonUtil.java 4KB GetWxOrderno.java 4KB MD5Util.java 1KB servlet TopayServlet.java 7KB MainServlet.java 2KB NotifyServlet.java 1KB .classpath 2KB资源评论
