📄 alipay_return.jsp
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<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%>
<%@ page import="java.util.*"%>
<%@ page import="com.alipay.util.*"%><!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><title>
</title>
</head>
<body>
<%
String partner = ""; //partner合作伙伴id（必须填写）
String privateKey = ""; //partner 的对应交易安全校验码（必须填写）
String alipayNotifyURL = "https://www.alipay.com/cooperate/gateway.do?service=notify_verify"
+ "&partner="
+ partner
+ "¬ify_id="
+ request.getParameter("notify_id");
String sign=request.getParameter("sign");
//获取支付宝ATN返回结果，true是正确的订单信息，false 是无效的
String responseTxt = CheckURL.check(alipayNotifyURL);
Map params = new HashMap();
//获得POST 过来参数设置到新的params中
Map requestParams = request.getParameterMap();
for (Iterator iter = requestParams.keySet().iterator(); iter
.hasNext();) {
String name = (String) iter.next();
String[] values = (String[]) requestParams.get(name);
String valueStr = "";
for (int i = 0; i < values.length; i++) {
valueStr = (i == values.length - 1) ? valueStr + values[i]
: valueStr + values[i] + ",";
}
params.put(name, valueStr);
}
String mysign = com.alipay.util.SignatureHelper_return.sign(params, privateKey);
//打印，收到消息比对sign的计算结果和传递来的sign是否匹配
//out.println(mysign+"--------------------"+sign);
if (mysign.equals(request.getParameter("sign")) && responseTxt.equals("true") ){
out.println("success");
//out.println(params.get("body"));测试时候用，可以删除
// out.println(params.get("body"));
//out.println("显示订单信息");
// out.println(responseTxt);
}
else
{
out.println("fail");
}
%>
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