diff --git a/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/service/impl/BaseWxPayServiceImpl.java b/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/service/impl/BaseWxPayServiceImpl.java index ec57e745..616bf9a5 100644 --- a/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/service/impl/BaseWxPayServiceImpl.java +++ b/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/service/impl/BaseWxPayServiceImpl.java @@ -326,11 +326,9 @@ public abstract class BaseWxPayServiceImpl implements WxPayService { Map configMap = new HashMap<>(8); // 此map用于参与调起sdk支付的二次签名,格式全小写,timestamp只能是10位,格式固定,切勿修改 - String partnerId; - if (StringUtils.isEmpty(request.getMchId())) { - partnerId = this.getConfig().getMchId(); - } else { - partnerId = request.getMchId(); + String partnerId = unifiedOrderResult.getMchId(); + if (StringUtils.isNotEmpty(unifiedOrderResult.getSubMchId())) { + partnerId = unifiedOrderResult.getSubMchId(); } configMap.put("prepayid", prepayId);