前后台接收通知时一定要验证签名,以防财产损失
Map<String, String> allRequestMap = AcpService.getAllRequestParam(request.getParameterMap());
boolean isSign = AcpService.validate(allRequestMap, Acp.encoding_UTF8);
调用时会抛出SignValidateFailException
异常的方法无需再次验证签名,捕获异常并根据业务逻辑处理即可