微信支付DEMO

package com.wyx.wxpay.controller; import com.wyx.wxpay.entity.json.JSONResponse; import com.wyx.wxpay.entity.wechat.UnifiedorderDataVO; import com.wyx.wxpay.util.*; import com.wyx.wxpay.util.TextMessage; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import org.springframework.stereotype.Controller; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.ResponseBody; import javax.servlet.ServletInputStream; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import java.io.BufferedOutputStream; import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.text.SimpleDateFormat; import java.util.Date; import java.util.Map; /** * TestController * * @author WuYuxiang * @date 2016/10/31 */ @Controller @RequestMapping("/") public class TestController { private JSONResponse jsonResponse; private final Logger log = LoggerFactory.getLogger(this.getClass()); /** * forward index.jsp * * @return */ @RequestMapping("index") public String index() { return "index"; } @RequestMapping("wechatpay") @ResponseBody public JSONResponse wechatpay() { jsonResponse = new JSONResponse(); jsonResponse.setResult(JSONResponse.Result.SUCCESS); jsonResponse.setQrCode("weixin://wxpay/bizpayurl?pr=CqaIqk5"); UnifiedorderDataVO unifiedorderDataVO = new UnifiedorderDataVO(); unifiedorderDataVO = this.unifiedorder(); TextMessage textMessage = new TextMessage(unifiedorderDataVO); String respMessage = MessageUtil.textMessageToXml(textMessage); try { String result = HttpUtil.httpsRequest("https://api.mch.weixin.qq.com/pay/unifiedorder", "POST", respMessage.replaceAll("__", "_")); Map<String, String> resultmap = XMLUtil.doXMLParse(result); if ("SUCCESS".equals(resultmap.get("result_code")) && "SUCCESS".equals(resultmap.get("return_code"))) { jsonResponse.setQrCode(resultmap.get("code_url")); } } catch (Exception e1) { log.error("错误：扫码支付 -调用统一支付接口获取预支付订单出现异常！" + textMessage, e1); } return jsonResponse; } /** * 封装统一下单订单参数 * * @return */ public UnifiedorderDataVO unifiedorder() { UnifiedorderDataVO unifiedorderDataVO = new UnifiedorderDataVO(); //公众号id--必填 unifiedorderDataVO.setAppid("wxc7f1f00a7e6d9165"); //商品备注--必填 unifiedorderDataVO.setAttach("certcodexxxxxxxxxxxxx"); //商户号（微信支付分配的商户号）--必填 unifiedorderDataVO.setMch_id("1270224101"); //随即字符串--必填 unifiedorderDataVO.setNonce_str(SignUtil.getUUID()); //商品描述--必填 unifiedorderDataVO.setBody("测试支付"); String orderId = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss").format((new Date())). replaceAll("(?:-| |:)", "") + SignUtil.getUUID().substring(0, 18); //商户订单号--必填 unifiedorderDataVO.setOut_trade_no(orderId); //总金额--必填 unifiedorderDataVO.setTotal_fee(1); //终端ip unifiedorderDataVO.setSpbill_create_ip("123.103.13.184"); //通知地址--必填 // unifiedorderDataVO.setNotify_url("http://pay.edufe.zgbxdx.cn/demo/returnMessage"); unifiedorderDataVO.setNotify_url("http://zgrz.daxue.iachina.cn/demo/returnMessage"); //交易类型--必填-NATIVE二维码支付 unifiedorderDataVO.setTrade_type("NATIVE"); unifiedorderDataVO.setProduct_id(orderId); //商户key -- secret unifiedorderDataVO.setKey("5fb57d35446a4264810766ef50f581ad"); //拼接字符串 --签名用 String paySign = "appid=" + unifiedorderDataVO.getAppid() + "&attach=" + unifiedorderDataVO.getAttach() + "&body=" + unifiedorderDataVO.getBody() + "&mch_id=" + unifiedorderDataVO.getMch_id() + "&nonce_str=" + unifiedorderDataVO.getNonce_str() + "&notify_url=" + unifiedorderDataVO.getNotify_url() + "&out_trade_no=" + unifiedorderDataVO.getOut_trade_no() + "&product_id=" + unifiedorderDataVO.getProduct_id() + "&spbill_create_ip=" + unifiedorderDataVO.getSpbill_create_ip() + "&total_fee=" + unifiedorderDataVO.getTotal_fee() + "&trade_type=" + unifiedorderDataVO.getTrade_type() + "&key=" + unifiedorderDataVO.getKey(); //签名 unifiedorderDataVO.setSign(MD5Util.MD5Encode(paySign.toString(), "UTF-8").toUpperCase()); return unifiedorderDataVO; } /** * 支付成功后回调处理 */ @RequestMapping("returnMessage") public void returnMessage(HttpServletRequest request, HttpServletResponse response) throws IOException { try { BufferedReader br = new BufferedReader( new InputStreamReader((ServletInputStream) request.getInputStream())); String line = null; StringBuilder sb = new StringBuilder(); while ((line = br.readLine()) != null) { sb.append(line); } String resXml = ""; String wcXml = sb.toString(); Map<String, String> m; UnifiedorderDataVO unifiedorderDataVO = new UnifiedorderDataVO(); try { m = XMLUtil.doXMLParse(wcXml); unifiedorderDataVO.setAppid(m.get("appid").toString()); unifiedorderDataVO.setAttach(m.get("attach").toString()); unifiedorderDataVO.setFee_type(m.get("fee_type").toString()); unifiedorderDataVO.setMch_id(m.get("mch_id").toString()); unifiedorderDataVO.setOpenid(m.get("openid").toString()); unifiedorderDataVO.setOut_trade_no(m.get("out_trade_no").toString()); unifiedorderDataVO.setResultCode(m.get("result_code").toString()); unifiedorderDataVO.setReturnCode(m.get("return_code").toString()); unifiedorderDataVO.setSign(m.get("sign").toString()); unifiedorderDataVO.setTimeEnd(m.get("time_end").toString()); unifiedorderDataVO.setTotal_fee(Integer.parseInt(m.get("total_fee"))); unifiedorderDataVO.setTrade_type(m.get("trade_type").toString()); unifiedorderDataVO.setTransactionId(m.get("transaction_id").toString()); System.out.println(unifiedorderDataVO.getMch_id()); System.out.println(unifiedorderDataVO.getTotal_fee()); System.out.println(unifiedorderDataVO.getAttach()); System.out.println(unifiedorderDataVO.getBody()); } catch (Exception e) { e.printStackTrace(); log.info("解析回掉xml文件失败" + e); } if ("SUCCESS".equals(unifiedorderDataVO.getResultCode())) { log.info("回调成功！！回调成功！！回调成功！！回调成功！！回调成功！！回调成功！！"); System.out.println("回调成功！！回调成功！！回调成功！！回调成功！！回调成功！！回调成功！！"); log.info("===========支付成功==========="); resXml = "<xml>" + "<return_code><![CDATA[SUCCESS]]></return_code>" + "<return_msg><![CDATA[OK]]></return_msg>" + "</xml> "; log.info("===========修改订单