| 提交 | 用户 | age | ||
| 826b66 | 1 | package com.hx.mp.util; |
| C | 2 | |
| 3 | import java.util.Iterator; | |
| 4 | import java.util.Map; | |
| 5 | import java.util.Set; | |
| 6 | import java.util.SortedMap; | |
| 7 | ||
| 8 | public class WXSignUtils { | |
| 9 | /** | |
| 10 | * 微信支付签名算法sign | |
| 11 | * @param characterEncoding | |
| 12 | * @param parameters | |
| 13 | * @return | |
| 14 | */ | |
| 15 | @SuppressWarnings("rawtypes") | |
| 16 | public static String createSign(String characterEncoding, SortedMap<Object,Object> parameters, String key){ | |
| 17 | StringBuffer sb = new StringBuffer(); | |
| 18 | Set es = parameters.entrySet();//所有参与传参的参数按照accsii排序（升序） | |
| 19 | Iterator it = es.iterator(); | |
| 20 | while(it.hasNext()) { | |
| 21 | Map.Entry entry = (Map.Entry)it.next(); | |
| 22 | String k = (String)entry.getKey(); | |
| 23 | Object v = entry.getValue(); | |
| 24 | if(null != v && !"".equals(v) | |
| 25 | && !"sign".equals(k) && !"key".equals(k)) { | |
| 26 | sb.append(k + "=" + v + "&"); | |
| 27 | } | |
| 28 | } | |
| 29 | sb.append("key=" + key); | |
| 30 | String sign = MD5Util.MD5Encode(sb.toString(), characterEncoding).toUpperCase(); | |
| 31 | return sign; | |
| 32 | } | |
| 33 | } | |
