1.对应WxMpService类修改getJSSDKPayInfo(Map<String, String> parameters)方法为getPayInfo(Map<String, String> parameters)方法 2.增加,1)扫码支付参数拼装方法:getNativePayInfo(String productId,String outTradeNo, double amt, String body,String ip, String callbackUrl) 2)原来的公众号支付参数拼装方法:getJsapiPayInfo(String openId,String outTradeNo, double amt, String body,String ip, String callbackUrl) 3.在getPayInfo(Map<String, String> parameters)方法中增加codeUrl参数判断,只有在NATIVE方式才返回codeUrl参数。