微信v3刷新证书问题

[mujianping]

应该初始化的时候刷新一次就可以，然后验签的时候在动态加载吧，现在master分支是 @OverRide public WxPayAssistService getAssistService() { if (null == assistService) { assistService = new DefaultWxPayAssistService(this); } assistService.refreshCertificate(); return assistService; }