#888 修复微信支付部分接口请求中签名方法不统一的问题

Author: binarywang

weixin-java-pay/src/main/java/com/github/binarywang/wxpay/service/impl/BaseWxPayServiceImpl.java

@@ -342,7 +342,7 @@ public <T> T createOrder(WxPayUnifiedOrderRequest request) throws WxPayException
         configMap.put("appid", appId);
 
         final WxPayAppOrderResult result = WxPayAppOrderResult.builder()
-          .sign(SignUtils.createSign(configMap, null, this.getConfig().getMchKey(), null))
+          .sign(SignUtils.createSign(configMap, request.getSignType(), this.getConfig().getMchKey(), null))
           .prepayId(prepayId)
           .partnerId(partnerId)
           .appId(appId)
@@ -419,7 +419,7 @@ public Map<String, String> getPayInfo(WxPayUnifiedOrderRequest request) throws W
       configMap.put("noncestr", nonceStr);
       configMap.put("appid", appId);
       // 此map用于客户端与微信服务器交互
-      payInfo.put("sign", SignUtils.createSign(configMap, null, this.getConfig().getMchKey(), null));
+      payInfo.put("sign", SignUtils.createSign(configMap, request.getSignType(), this.getConfig().getMchKey(), null));
       payInfo.put("prepayId", prepayId);
       payInfo.put("partnerId", partnerId);
       payInfo.put("appId", appId);
@@ -432,8 +432,8 @@ public Map<String, String> getPayInfo(WxPayUnifiedOrderRequest request) throws W
       payInfo.put("timeStamp", timestamp);
       payInfo.put("nonceStr", nonceStr);
       payInfo.put("package", "prepay_id=" + prepayId);
-      payInfo.put("signType", SignType.MD5);
-      payInfo.put("paySign", SignUtils.createSign(payInfo, null, this.getConfig().getMchKey(), null));
+      payInfo.put("signType", request.getSignType());
+      payInfo.put("paySign", SignUtils.createSign(payInfo, request.getSignType(), this.getConfig().getMchKey(), null));
     }
 
     return payInfo;
@@ -457,7 +457,7 @@ public String createScanPayQrcodeMode1(String productId) {
     params.put("time_stamp", String.valueOf(System.currentTimeMillis() / 1000));
     params.put("nonce_str", String.valueOf(System.currentTimeMillis()));
 
-    String sign = SignUtils.createSign(params, null, this.getConfig().getMchKey(), null);
+    String sign = SignUtils.createSign(params, SignType.MD5, this.getConfig().getMchKey(), null);
     params.put("sign", sign);
 
     for (String key : params.keySet()) {

weixin-java-pay/src/main/java/com/github/binarywang/wxpay/util/SignUtils.java

@@ -52,7 +52,7 @@ public static String createSign(Object xmlBean, String signKey) {
    */
   @Deprecated
   public static String createSign(Map<String, String> params, String signKey) {
-    return createSign(params, null, signKey, new String[0]);
+    return createSign(params, SignType.MD5, signKey, new String[0]);
   }
 
   /**