Java tutorial
/* * Copyright 2005-2015 shopxx.net. All rights reserved. * Support: http://3936242.01p.com/ * License: http://3936242.01p.com/license */ package net.shopxx.plugin.alipayDirectPayment; import java.math.BigDecimal; import java.util.HashMap; import java.util.Map; import java.util.TreeMap; import javax.servlet.http.HttpServletRequest; import net.shopxx.Setting; import net.shopxx.entity.PaymentLog; import net.shopxx.entity.PluginConfig; import net.shopxx.plugin.PaymentPlugin; import net.shopxx.util.SystemUtils; import net.shopxx.util.WebUtils; import org.apache.commons.codec.digest.DigestUtils; import org.apache.commons.lang.StringUtils; import org.springframework.stereotype.Component; @Component("alipayDirectPaymentPlugin") public class AlipayDirectPaymentPlugin extends PaymentPlugin { @Override public String getName() { return "?(?)"; } @Override public String getVersion() { return "1.0"; } @Override public String getAuthor() { return "xiaohe"; } @Override public String getSiteUrl() { return "http://3936242.01p.com/"; } @Override public String getInstallUrl() { return "alipay_direct_payment/install.jhtml"; } @Override public String getUninstallUrl() { return "alipay_direct_payment/uninstall.jhtml"; } @Override public String getSettingUrl() { return "alipay_direct_payment/setting.jhtml"; } @Override public String getRequestUrl() { return "https://mapi.alipay.com/gateway.do"; } @Override public PaymentPlugin.RequestMethod getRequestMethod() { return PaymentPlugin.RequestMethod.get; } @Override public String getRequestCharset() { return "UTF-8"; } @Override public Map<String, Object> getParameterMap(String sn, String description, HttpServletRequest request) { Setting setting = SystemUtils.getSetting(); PluginConfig pluginConfig = getPluginConfig(); PaymentLog paymentLog = getPaymentLog(sn); Map<String, Object> parameterMap = new HashMap<String, Object>(); parameterMap.put("service", "create_direct_pay_by_user"); parameterMap.put("partner", pluginConfig.getAttribute("partner")); parameterMap.put("_input_charset", "utf-8"); parameterMap.put("sign_type", "MD5"); parameterMap.put("return_url", getNotifyUrl(PaymentPlugin.NotifyMethod.sync)); parameterMap.put("notify_url", getNotifyUrl(PaymentPlugin.NotifyMethod.async)); parameterMap.put("out_trade_no", sn); parameterMap.put("subject", StringUtils.abbreviate(description.replaceAll("[^0-9a-zA-Z\\u4e00-\\u9fa5 ]", ""), 60)); parameterMap.put("body", StringUtils.abbreviate(description.replaceAll("[^0-9a-zA-Z\\u4e00-\\u9fa5 ]", ""), 600)); parameterMap.put("payment_type", "1"); parameterMap.put("seller_id", pluginConfig.getAttribute("partner")); parameterMap.put("total_fee", paymentLog.getAmount().setScale(2).toString()); parameterMap.put("show_url", setting.getSiteUrl()); parameterMap.put("paymethod", "directPay"); parameterMap.put("extend_param", "isv^1860648a1"); parameterMap.put("exter_invoke_ip", request.getLocalAddr()); parameterMap.put("extra_common_param", "shopxx"); parameterMap.put("sign", generateSign(parameterMap)); return parameterMap; } @Override public boolean verifyNotify(PaymentPlugin.NotifyMethod notifyMethod, HttpServletRequest request) { PluginConfig pluginConfig = getPluginConfig(); PaymentLog paymentLog = getPaymentLog(request.getParameter("out_trade_no")); if (paymentLog != null && generateSign(request.getParameterMap()).equals(request.getParameter("sign")) && pluginConfig.getAttribute("partner").equals(request.getParameter("seller_id")) && ("TRADE_SUCCESS".equals(request.getParameter("trade_status")) || "TRADE_FINISHED".equals(request.getParameter("trade_status"))) && paymentLog.getAmount().compareTo(new BigDecimal(request.getParameter("total_fee"))) == 0) { Map<String, Object> parameterMap = new HashMap<String, Object>(); parameterMap.put("service", "notify_verify"); parameterMap.put("partner", pluginConfig.getAttribute("partner")); parameterMap.put("notify_id", request.getParameter("notify_id")); if ("true".equals(WebUtils.post("https://mapi.alipay.com/gateway.do", parameterMap))) { return true; } } return false; } @Override public String getSn(HttpServletRequest request) { return request.getParameter("out_trade_no"); } @Override public String getNotifyMessage(PaymentPlugin.NotifyMethod notifyMethod, HttpServletRequest request) { if (PaymentPlugin.NotifyMethod.async.equals(notifyMethod)) { return "success"; } return null; } private String generateSign(Map<String, ?> parameterMap) { PluginConfig pluginConfig = getPluginConfig(); return DigestUtils.md5Hex(joinKeyValue(new TreeMap<String, Object>(parameterMap), null, pluginConfig.getAttribute("key"), "&", true, "sign_type", "sign")); } }