微信支付(网站支付,APP支付,扫码支付)并充值钻石 Java服务端代码 xml解析 map排序

WeixinOrderController

import java.io.BufferedReader;import java.io.IOException;import java.io.InputStreamReader;import java.util.HashMap;import java.util.Map;import java.util.SortedMap;import javax.servlet.http.HttpServletRequest;import javax.servlet.http.HttpServletResponse;import org.springframework.stereotype.Controller;import org.springframework.web.bind.annotation.RequestMapping;import org.springframework.web.bind.annotation.RequestMethod;import org.springframework.web.bind.annotation.ResponseBody;import com.alibaba.fastjson.JSON;import com.alibaba.fastjson.JSONArray;import com.alibaba.fastjson.JSONObject;import com.controller.Helper.HttpClientHelper;import com.data.WebConfig;import com.message.Response;import com.message.WeixinOrderRequest;import com.pojo.Order;import com.pojo.OrderNATIVE;import com.redis.utils.RedisUtil;import com.utils.GetRequest;import com.utils.HttpClientUtils;import com.utils.HttpUtil;import com.utils.PayCommonUtil;import com.utils.WeixinConfigUtil;import com.utils.XMLUtil;import com.google.common.collect.ImmutableMap;import Message.Inner.RechargeSyncRequest;import Message.Inner.RechargeSyncResponse;@Controller@RequestMapping(value = "/weixin")public class WeixinOrderController {//公众号支付    trade_type:JSAPI@ResponseBody@RequestMapping(value = "/pay", produces = "text/html;charset=UTF-8", method = RequestMethod.POST)public String JSpay(WeixinOrderRequest request, HttpServletRequest httpRequest) {if (request.getUid() != 0 && request.getItemId() != null) {try {int diamond = 0;// 钻石int money = 0 ;//充值金额(注:充值表中金额单位为元,double类型。请求微信金额的单位为分)String querywolfurl = WeixinConfigUtil.diamond_url;//公众号充值钻石表String string = HttpClientUtils.executePost(querywolfurl, null, "utf-8");//公众号充值钻石表JSONArray jsona = JSONArray.parseArray(string);if (jsona.size() > 0) {for (int i = 0; i < jsona.size(); i++) {JSONObject job = jsona.getJSONObject(i);if ((job.getString("recharge_price_id")).equals(request.getItemId())) {diamond = Integer.parseInt(job.getString("jewel_amount"));// 钻石money = Integer.parseInt(job.getString("amount").substring(0, job.getString("amount").indexOf("."))+"00");break;}}}if(money == 0){//支付的商品id不存在,返回异常信息return JSON.toJSONString("error");}String openid = "";if (request.getCode() != null) {//此处的GetRequest.sendGet()为自定义的get请求String wechatResponse2 = GetRequest.sendGet("https://api.weixin.qq.com/sns/oauth2/access_token","appid=" + WeixinConfigUtil.APPID + "&secret=" + WeixinConfigUtil.SECRET + "&code="+ request.getCode() + "&grant_type=authorization_code");JSONObject responseObject2 = JSONObject.parseObject(wechatResponse2);openid = responseObject2.getString("openid");}String timestamp = String.valueOf(System.currentTimeMillis() / 1000);// 时间戳String orderId = request.getUid() + "_" + timestamp;String nonce_str = PayCommonUtil.CreateNoncestr();String ip = httpRequest.getRemoteAddr();Map<String, Object> oparams = null;if (openid != "") {oparams = ImmutableMap.<String, Object> builder().put("appid", WeixinConfigUtil.APPID)// 应用号.put("body", diamond + "颗钻石")// 商品描述.put("mch_id", WeixinConfigUtil.MCH_ID)// 商户号.put("nonce_str", nonce_str)// 16随机字符串(大小写字母加数字).put("out_trade_no", orderId)// 商户订单号.put("total_fee", money)// 总金额.put("spbill_create_ip", ip)// 用户端实际IP地址.put("notify_url", WeixinConfigUtil.NOTIFY_URL) // 微信回调地址.put("trade_type", "JSAPI")// 支付类型.put("openid", openid).build();}// key ASCII 排序SortedMap<String, Object> sortMap = PayCommonUtil.sortMap(oparams);// MD5签名String createSign = PayCommonUtil.createSign("UTF-8", sortMap);// sign签名sortMap.put("sign", createSign);String requestXML = PayCommonUtil.getRequestXml(sortMap);String responseStr = HttpUtil.sendGet(WeixinConfigUtil.PLACE_ORDER_URL, "POST", requestXML);SortedMap<String, Object> responseMap = XMLUtil.doXMLParse(responseStr);String resultCode = (String) responseMap.get("result_code");if (null == resultCode || !resultCode.equals("SUCCESS")) {//支付的商品id不存在,返回异常信息return JSON.toJSONString("error");} else {//二次签名String noncestr2 = PayCommonUtil.CreateNoncestr();Map<String, Object> oparams2 = ImmutableMap.<String, Object> builder().put("appId", WeixinConfigUtil.APPID)// 应用号.put("nonceStr", noncestr2)// 16随机字符串(大小写字母加数字).put("package", "prepay_id=" + (String) responseMap.get("prepay_id")).put("signType", "MD5").put("timeStamp", timestamp).build();// 时间戳 十位// MD5签名createSign = PayCommonUtil.createSign("UTF-8", oparams2);Map<String, String> map = new HashMap<String, String>();map.put("appId", WeixinConfigUtil.APPID);map.put("timeStamp", timestamp);map.put("nonceStr", noncestr2); map.put("package",  "prepay_id=" + (String) responseMap.get("prepay_id"));map.put("signType", "MD5");map.put("paySign", createSign);RedisUtil.setValueTime(orderId, "1", 2 * 24 * 60 * 60);// 未支付return JSON.toJSONString(map);}} catch (Exception e) {e.printStackTrace();}}return null;}//APP支付@ResponseBody@RequestMapping(value = "/APPpay", produces = "text/html;charset=UTF-8", method = RequestMethod.POST)public String APPpay(WeixinOrderRequest request, HttpServletRequest httpRequest) {if (request.getUid() != 0 && request.getItemId() != null) {try {JSONArray json = JSONArray.parseArray(RedisUtil.getByKey("RechargeMeter"));int diamond = 0;// 钻石int money = 0 ;//充值金额if (json.size() > 0) {for (int i = 0; i < json.size(); i++) {JSONObject job = json.getJSONObject(i);if ((job.getString("itemId")).equals(request.getItemId())){diamond = Integer.parseInt((String) job.get("ADiamonds"));money = Integer.parseInt((String) job.get("money")+"00");break;}}}if(money == 0){//支付的商品id不存在,返回异常信息return JSON.toJSONString("error");}String timestamp = String.valueOf(System.currentTimeMillis() / 1000);// 时间戳String orderId = request.getUid() + "_" + timestamp;String nonce_str = PayCommonUtil.CreateNoncestr();String ip = httpRequest.getRemoteAddr();Map<String, Object> oparams = ImmutableMap.<String, Object> builder().put("appid", WeixinConfigUtil.APPAPPID)// 应用号.put("body", diamond + "颗钻石")// 商品描述.put("mch_id", WeixinConfigUtil.APPMCH_ID)// 商户号.put("nonce_str", nonce_str)// 16随机字符串(大小写字母加数字).put("out_trade_no", orderId)// 商户订单号.put("total_fee", money)// 总金额.put("spbill_create_ip", ip)// 用户端实际IP地址.put("notify_url", WeixinConfigUtil.APPNOTIFY_URL) // 微信回调地址.put("trade_type", "APP")// 支付类型.build();// key ASCII 排序SortedMap<String, Object> sortMap = PayCommonUtil.sortMap(oparams);// MD5签名String createSign = PayCommonUtil.createAPPSign("UTF-8", sortMap);// sign签名sortMap.put("sign", createSign);String requestXML = PayCommonUtil.getRequestXml(sortMap);String responseStr = HttpUtil.sendGet(WeixinConfigUtil.PLACE_ORDER_URL, "POST", requestXML);SortedMap<String, Object> responseMap = XMLUtil.doXMLParse(responseStr);String resultCode = (String) responseMap.get("result_code");if (null == resultCode || !resultCode.equals("SUCCESS")) {//创建订单失败,返回异常信息return JSON.toJSONString("error");} else {//二次签名String noncestr2 = PayCommonUtil.CreateNoncestr();String timestamp2 = String.valueOf(System.currentTimeMillis() / 1000);// 时间戳Map<String, Object> oparams2 = ImmutableMap.<String, Object> builder().put("appid", WeixinConfigUtil.APPAPPID)// 应用号.put("noncestr", noncestr2)// 16随机字符串(大小写字母加数字).put("package", "Sign=WXPay") // 固定值.put("partnerid", WeixinConfigUtil.APPMCH_ID)// 商户号.put("prepayid", (String) responseMap.get("prepay_id"))// 第一次请求微信，成功后，返回的参数.put("timestamp", timestamp2)// 时间戳 十位.build();// MD5签名createSign = PayCommonUtil.createAPPSign("UTF-8", oparams2);Order order = new Order();order.setOrderId(orderId);order.setAppId(WeixinConfigUtil.APPAPPID);order.setNonceStr(noncestr2);order.setPrepayId((String) responseMap.get("prepay_id"));order.setSign(createSign);order.setTimeStamp(Long.parseLong(timestamp2));order.setMchId(WeixinConfigUtil.APPMCH_ID);RedisUtil.setValueTime(orderId, "1", 2 * 24 * 60 * 60);// 未支付,订单保存2天return JSON.toJSONString(order);}} catch (Exception e) {e.printStackTrace();}}return null;}// 网站扫码支付@ResponseBody@RequestMapping(value = "/pagePay", produces = "text/html;charset=UTF-8", method = RequestMethod.POST)public String pagePay(WeixinOrderRequest request, HttpServletRequest httpRequest) {if (request.getUid() != 0 && request.getItemId() != null) {try {int diamond = 0;// 钻石int money = 0 ;//充值金额(注:充值表中金额单位为元,double类型。请求微信金额的单位为分)String querywolfurl = WeixinConfigUtil.diamond_url;//公众号充值钻石表String string = HttpClientUtils.executePost(querywolfurl, null, "utf-8");//公众号充值钻石表JSONArray jsona = JSONArray.parseArray(string);try{if (jsona.size() > 0) {for (int i = 0; i < jsona.size(); i++) {JSONObject job = jsona.getJSONObject(i);if ((job.getString("recharge_price_id")).equals(request.getItemId())) {diamond = Integer.parseInt(job.getString("jewel_amount"));// 钻石money = Integer.parseInt(job.getString("amount").substring(0, job.getString("amount").indexOf("."))+"00");break;}}}} catch (Exception e) {money = 1;//测试}if(money == 0){//支付的商品id不存在,返回异常信息return JSON.toJSONString("error");}String timestamp = String.valueOf(System.currentTimeMillis() / 1000);// 时间戳String orderId = request.getUid() + "_" + timestamp;String nonce_str = PayCommonUtil.CreateNoncestr();String ip = httpRequest.getRemoteAddr();Map<String, Object> oparams = ImmutableMap.<String, Object> builder().put("appid", WeixinConfigUtil.APPID)// 应用号.put("body", diamond + "颗钻石")// 商品描述.put("mch_id", WeixinConfigUtil.MCH_ID)// 商户号.put("nonce_str", nonce_str)// 16随机字符串(大小写字母加数字).put("out_trade_no", orderId)// 商户订单号.put("total_fee", money)// 总金额.put("spbill_create_ip", ip)// 用户端实际IP地址.put("notify_url", WeixinConfigUtil.OWNOTIFY_URL) // 微信回调地址.put("trade_type", "NATIVE")// 支付类型.build();// key ASCII 排序SortedMap<String, Object> sortMap = PayCommonUtil.sortMap(oparams);// MD5签名String createSign = PayCommonUtil.createSign("UTF-8", sortMap);// sign签名sortMap.put("sign", createSign);String requestXML = PayCommonUtil.getRequestXml(sortMap);String responseStr = HttpUtil.sendGet(WeixinConfigUtil.PLACE_ORDER_URL, "POST", requestXML);SortedMap<String, Object> responseMap = XMLUtil.doXMLParse(responseStr);String resultCode = (String) responseMap.get("result_code");if (null == resultCode || !resultCode.equals("SUCCESS")) {//创建订单失败,返回异常信息return JSON.toJSONString("error");} else {OrderNATIVE order = new OrderNATIVE();order.setCode_url((String) responseMap.get("code_url"));// 二维码链接order.setOrderId(orderId);order.setAppId((String) responseMap.get("appid"));order.setNonceStr((String) responseMap.get("nonce_str"));order.setPrepayId((String) responseMap.get("prepay_id"));order.setSign(createSign);order.setTimeStamp(Long.parseLong(timestamp));order.setMchId(WeixinConfigUtil.MCH_ID);RedisUtil.setValueTime(orderId, "1", 2 * 24 * 60 * 60);// 未支付return JSON.toJSONString(order);}} catch (Exception e) {e.printStackTrace();}}return null;}//公众号支付回调@RequestMapping(value = "/notify")public void notify(HttpServletRequest request, HttpServletResponse httpResponse) {BufferedReader br = null;String line = null;StringBuilder sb = new StringBuilder();try {br = new BufferedReader(new InputStreamReader(request.getInputStream()));while ((line = br.readLine()) != null) {sb.append(line);}System.out.println(sb);SortedMap<String, Object> responseMap = XMLUtil.doXMLParse(sb.toString());System.out.println((String) responseMap.get("result_code"));if (PayCommonUtil.checkIsSignValidFromResponseString(sb.toString())&&("SUCCESS").equals((String) responseMap.get("result_code"))) {String out_trade_no = (String) responseMap.get("out_trade_no");// 商户系统内部订单号String total_fee = (String) responseMap.get("total_fee");// 订单总金额，单位为分System.out.println("out_trade_no" + out_trade_no);System.out.println("total_fee" + total_fee);boolean contains = RedisUtil.getAllkeys().contains(out_trade_no);if((contains && !RedisUtil.getByKey(out_trade_no).equals("3")) || !contains){RedisUtil.setValue(out_trade_no, "2");// 支付成功,未加钻石//获取订单信息,传到业务层,修改数据库String uid = out_trade_no.substring(0, out_trade_no.indexOf("_"));int diamond = 0;// 钻石String querywolfurl = WeixinConfigUtil.diamond_url;//公众号充值钻石表String string = HttpClientUtils.executePost(querywolfurl, null, "utf-8");//公众号充值钻石表JSONArray jsona = JSONArray.parseArray(string);if (jsona.size() > 0) {for (int i = 0; i < jsona.size(); i++) {JSONObject job = jsona.getJSONObject(i);if ((job.getString("amount").substring(0, job.getString("amount").indexOf(".")) + "00").equals(total_fee)) {diamond = Integer.parseInt(job.getString("jewel_amount"));// 钻石break;}}}System.out.println("diamond : "+ diamond);//........if(修改数据库失败){System.out.println("增加钻石失败--网络异常");}else{RedisUtil.setValue(out_trade_no, "3");// 增加钻石成功System.out.println("增加钻石成功");httpResponse.getWriter().println("SUCCESS");}}}else{httpResponse.getWriter().println("FAIL");}} catch (Exception e) {e.printStackTrace();} finally {try {if (br != null) {br.close();br = null;}} catch (IOException e) {e.printStackTrace();}}}//APP支付回调@RequestMapping(value = "/appNotify")public void appNotify(HttpServletRequest request, HttpServletResponse httpResponse) {BufferedReader br = null;String line = null;StringBuilder sb = new StringBuilder();try {br = new BufferedReader(new InputStreamReader(request.getInputStream()));while ((line = br.readLine()) != null) {sb.append(line);}System.out.println(sb);SortedMap<String, Object> responseMap = XMLUtil.doXMLParse(sb.toString());System.out.println((String) responseMap.get("result_code"));if (PayCommonUtil.checkIsAPPSignValidFromResponseString(sb.toString())&&("SUCCESS").equals((String) responseMap.get("result_code"))) {String out_trade_no = (String) responseMap.get("out_trade_no");// 商户系统内部订单号String total_fee = (String) responseMap.get("total_fee");// 订单总金额，单位为分System.out.println("out_trade_no" + out_trade_no);System.out.println("total_fee" + total_fee);boolean contains = RedisUtil.getAllkeys().contains(out_trade_no);if((contains && !RedisUtil.getByKey(out_trade_no).equals("3")) || !contains){RedisUtil.setValue(out_trade_no, "2");// 支付成功,未加钻石//获取订单信息,传到业务层,修改数据库String uid = out_trade_no.substring(0, out_trade_no.indexOf("_"));JSONArray json = JSONArray.parseArray(RedisUtil.getByKey("RechargeMeter"));int diamond = 0;if (json.size() > 0) {for (int i = 0; i < json.size(); i++) {JSONObject job = json.getJSONObject(i);if (job.getString("money").equals(((Double.parseDouble(total_fee))/100)+"")){diamond = Integer.parseInt((String) job.get("ADiamonds"));break;}}}System.out.println("diamond : "+ diamond);//........if(修改数据库失败){System.out.println("增加钻石失败--网络异常");}else{RedisUtil.setValue(out_trade_no, "3");// 增加钻石成功System.out.println("增加钻石成功");httpResponse.getWriter().println("SUCCESS");}}}else{httpResponse.getWriter().println("FAIL");}} catch (Exception e) {e.printStackTrace();} finally {try {if (br != null) {br.close();br = null;}} catch (IOException e) {e.printStackTrace();}}}//网站扫码支付回调@RequestMapping(value = "/OWnotify")public void OWnotify(HttpServletRequest request, HttpServletResponse httpResponse) {BufferedReader br = null;String line = null;StringBuilder sb = new StringBuilder();try {br = new BufferedReader(new InputStreamReader(request.getInputStream()));while ((line = br.readLine()) != null) {sb.append(line);}System.out.println(sb);SortedMap<String, Object> responseMap = XMLUtil.doXMLParse(sb.toString());System.out.println((String) responseMap.get("result_code"));if (PayCommonUtil.checkIsSignValidFromResponseString(sb.toString())&&("SUCCESS").equals((String) responseMap.get("result_code"))) {String out_trade_no = (String) responseMap.get("out_trade_no");// 商户系统内部订单号String total_fee = (String) responseMap.get("total_fee");// 订单总金额，单位为分System.out.println("out_trade_no" + out_trade_no);System.out.println("total_fee" + total_fee);boolean contains = RedisUtil.getAllkeys().contains(out_trade_no);if((contains && !RedisUtil.getByKey(out_trade_no).equals("3")) || !contains){RedisUtil.setValue(out_trade_no, "2");// 支付成功,未加钻石//获取订单信息,传到业务层,修改数据库String uid = out_trade_no.substring(0, out_trade_no.indexOf("_"));int diamond = 0;// 钻石String querywolfurl = WeixinConfigUtil.diamond_url;//公众号充值钻石表String string = HttpClientUtils.executePost(querywolfurl, null, "utf-8");JSONArray jsona = JSONArray.parseArray(string);if (jsona.size() > 0) {for (int i = 0; i < jsona.size(); i++) {JSONObject job = jsona.getJSONObject(i);if ((job.getString("amount").substring(0, job.getString("amount").indexOf(".")) + "00").equals(total_fee)) {diamond = Integer.parseInt(job.getString("jewel_amount"));// 钻石break;}}}System.out.println("diamond : "+ diamond);//........if(修改数据库失败){System.out.println("增加钻石失败--网络异常");}else{RedisUtil.setValue(out_trade_no, "3");// 增加钻石成功System.out.println("增加钻石成功");httpResponse.getWriter().println("SUCCESS");}}}else{httpResponse.getWriter().println("FAIL");}} catch (Exception e) {e.printStackTrace();} finally {try {if (br != null) {br.close();br = null;}} catch (IOException e) {e.printStackTrace();}}}}

WeixinConfigUtil

public class WeixinConfigUtil {public final static String APPAPPID = "";//开放平台审核通过的应用APPIDpublic final static String APPID = "";//商户平台审核通过的公众号APPIDpublic final static String APPMCH_ID = ""; //开放平台支付分配的商户号public final static String MCH_ID = ""; //商户平台微信支付商户号public final static String SECRET = "";//商户平台 secretpublic final static String APPAPI_KEY = "";// 和商户平台绑定的APP的 API密钥public final static String API_KEY = "";//商户平台  API密钥public final static String CHECK_ORDER_URL = "";//订单查询接口public final static String PLACE_ORDER_URL = "";//统一下单,生成预支付交易单public final static String NOTIFY_URL = "http://....../weixin/notify";//网站支付public final static String APPNOTIFY_URL = "http://....../weixin/appNotify";//APP后台服务器异步通知public final static String OWNOTIFY_URL = "http://....../weixin/OWnotify";//扫码支付后台服务器异步通知public static final String diamond_url = "http://www.xxx.com/GetRechergePrice";//公众号充值钻石表}

PayCommonUtil

import java.util.Comparator;import java.util.Iterator;import java.util.Map;import java.util.Map.Entry;import java.util.Random;import java.util.SortedMap;import java.util.TreeMap;public class PayCommonUtil {/** * 默认16 位随机字符串 * @return */public static String CreateNoncestr() {String chars = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";String res = "";for (int i = 0; i < 16; i++) {Random rd = new Random();res += chars.charAt(rd.nextInt(chars.length() - 1));}return res;}/** * 签名工具 * @Description：sign签名 * @param characterEncoding 编码格式 UTF-8 * @param parameters 请求参数 * @return */public static String createSign(String characterEncoding,Map<String, Object> parameters) {StringBuffer sb = new StringBuffer();Iterator<Entry<String, Object>> it = parameters.entrySet().iterator();while (it.hasNext()){Map.Entry <String,Object>entry = (Map.Entry<String,Object>) it.next();String key = (String) entry.getKey();Object value = entry.getValue();//去掉带sign的项if (null != value && !"".equals(value) && !"sign".equals(key)&& !"key".equals(key)) {sb.append(key + "=" + value + "&");}}sb.append("key=" + WeixinConfigUtil.API_KEY);//注意sign转为大写return MD5Utils.getMD5(sb.toString()).toUpperCase();}public static String createAPPSign(String characterEncoding,Map<String, Object> parameters) {StringBuffer sb = new StringBuffer();Iterator<Entry<String, Object>> it = parameters.entrySet().iterator();while (it.hasNext()){Map.Entry <String,Object>entry = (Map.Entry<String,Object>) it.next();String key = (String) entry.getKey();Object value = entry.getValue();//去掉带sign的项if (null != value && !"".equals(value) && !"sign".equals(key)&& !"key".equals(key)) {sb.append(key + "=" + value + "&");}}sb.append("key=" + WeixinConfigUtil.APPAPI_KEY);//注意sign转为大写return MD5Utils.getMD5(sb.toString()).toUpperCase();}/** * @date * @Description：将请求参数转换为xml格式的string * @param parameters 请求参数 * @return */public static String getRequestXml(SortedMap<String, Object> parameters) {StringBuffer sb = new StringBuffer();sb.append("<xml>");Iterator<Entry<String, Object>> iterator = parameters.entrySet().iterator();while (iterator.hasNext()) {Map.Entry<String,Object> entry = (Map.Entry<String,Object>) iterator.next();String key = (String) entry.getKey();String value = (String) entry.getValue();if ("attach".equalsIgnoreCase(key) || "body".equalsIgnoreCase(key)|| "sign".equalsIgnoreCase(key)) {sb.append("<" + key + ">" + "<![CDATA[" + value + "]]></" + key + ">");} else {sb.append("<" + key + ">" + value + "</" + key + ">");}}sb.append("</xml>");return sb.toString();}public static boolean checkIsSignValidFromResponseString(String responseString) {try {SortedMap<String, Object> map = XMLUtil.doXMLParse(responseString);String signFromAPIResponse = map.get("sign").toString();            if ("".equals(signFromAPIResponse) || signFromAPIResponse == null)            {                return false;            }            //清掉返回数据对象里面的Sign数据（不能把这个数据也加进去进行签名），然后用签名算法进行签名            map.put("sign", "");            //将API返回的数据根据用签名算法进行计算新的签名，用来跟API返回的签名进行比较            String signForAPIResponse = PayCommonUtil.createSign("UTF-8", map);            if (!signForAPIResponse.equals(signFromAPIResponse))             {                //签名验不过，表示这个API返回的数据有可能已经被篡改了                return false;            }            return true;            } catch (Exception e) {e.printStackTrace();}return false;}public static boolean checkIsAPPSignValidFromResponseString(String responseString) {try {SortedMap<String, Object> map = XMLUtil.doXMLParse(responseString);String signFromAPIResponse = map.get("sign").toString();if ("".equals(signFromAPIResponse) || signFromAPIResponse == null){return false;}//清掉返回数据对象里面的Sign数据（不能把这个数据也加进去进行签名），然后用签名算法进行签名map.put("sign", "");//将API返回的数据根据用签名算法进行计算新的签名，用来跟API返回的签名进行比较String signForAPIResponse = PayCommonUtil.createAPPSign("UTF-8", map);if (!signForAPIResponse.equals(signFromAPIResponse)) {//签名验不过，表示这个API返回的数据有可能已经被篡改了return false;}return true;} catch (Exception e) {e.printStackTrace();}return false;}/**排序 * @param map * @return */public static SortedMap<String, Object> sortMap(Map<String, Object> map) {new TreeMap<String, String>(new Comparator<String>() {public int compare(String obj1, String obj2) {// 升序排序return obj1.compareTo(obj2);}});SortedMap<String, Object> sortmap = new TreeMap<String, Object>();for (String key : map.keySet()) {sortmap.put(key, map.get(key));}return sortmap;}}

XMLUtil

import java.io.ByteArrayInputStream;import java.io.IOException;import java.io.InputStream;import java.util.Iterator;import java.util.List;import java.util.SortedMap;import java.util.TreeMap;import org.jdom.Document;import org.jdom.Element;import org.jdom.JDOMException;import org.jdom.input.SAXBuilder;/** * @desc:XML 解析工具 */@SuppressWarnings("all")public class XMLUtil {/** * 解析xml,返回第一级元素键值对。 * 如果第一级元素有子节点， * 则此节点的值是子节点的xml数据。 *  * @param strxml * @return * @throws JDOMException * @throws IOException */public static SortedMap<String, Object> doXMLParse(String strxml)throws JDOMException, IOException {strxml = strxml.replaceFirst("encoding=\".*\"", "encoding=\"UTF-8\"");if (null == strxml || "".equals(strxml)) {return null;}SortedMap<String, Object> map = new TreeMap<String, Object>();InputStream in = new ByteArrayInputStream(strxml.getBytes("UTF-8"));SAXBuilder builder = new SAXBuilder();Document doc = builder.build(in);Element root = doc.getRootElement();List list = root.getChildren();Iterator it = list.iterator();while (it.hasNext()) {Element e = (Element) it.next();String key = e.getName();String value = "";List children = e.getChildren();if (children.isEmpty()) {value = e.getTextNormalize();} else {value = XMLUtil.getChildrenText(children);}map.put(key, value);}// 关闭流in.close();return map;}/** * 获取子结点的xml * @param children * @return */public static String getChildrenText(List children) {StringBuffer sb = new StringBuffer();if (!children.isEmpty()) { Iterator it = children.iterator();while (it.hasNext()) {Element e = (Element) it.next();String name = e.getName();String value = e.getTextNormalize();List list = e.getChildren();sb.append("<" + name + ">");if (!list.isEmpty()) {sb.append(XMLUtil.getChildrenText(list));}sb.append(value);sb.append("</" + name + ">");}}return sb.toString();}}

MD5Utils

import java.security.MessageDigest;public class MD5Utils { // 十六进制下数字到字符的映射数组      private final static String[] HEXDIGITS = { "0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "a", "b", "c", "d","e", "f" };        public final static String getMD5(String str){          if (str != null) {              try {                  // 创建具有指定算法名称的信息摘要                  MessageDigest md = MessageDigest.getInstance("MD5");                  // 使用指定的字节数组对摘要进行最后更新，然后完成摘要计算                  byte[] results = md.digest(str.getBytes()); // 将得到的字节数组变成字符串返回                  StringBuffer resultSb = new StringBuffer();                  String a = "";                  for (int i = 0; i < results.length; i++) {                      int n = results[i];                      if (n < 0)                          n = 256 + n;                      int d1 = n / 16;                      int d2 = n % 16;                      a = HEXDIGITS[d1] + HEXDIGITS[d2];                      resultSb.append(a);                  }                  return resultSb.toString();              } catch (Exception ex) {                  ex.printStackTrace();              }          }          return null;      }  }

WeixinOrderRequest

public class WeixinOrderRequest {private long uid;private String itemId;// 充值商品idprivate String code;//网站支付需要传此参数,用来获取openid//并生成get/set方法

Order

public class Order {private String orderId;// 用户订单账号private String appId;// 应用APPIDprivate String nonceStr;// 随机字符串private String prepayId;// 预支付交易会话标识private String sign;// 签名private long timeStamp;// 时间戳private String mchId;// 商户号//并生成get/set方法

 OrderNATIVE

public class OrderNATIVE extends Order{private String code_url;//二维码链接}