public bool CheckLicense(HttpContext context) { if (!ConfigurationManager.IsLicenseVaild) { context.Response.ContentType = "text/json"; context.Response.Charset = "utf-8"; String msg = "许可证无效"; context.Response.Write(new BusinessProcessContext() { ClientNotificationType = ClientNotificationType.Notify, Code = SystemInfoHelper.Value(), Message = msg, ClientHandler = "" }); context.Response.End(); return(false); } if (ConfigurationManager.LicenseInfo.TrialDays != 0 && ConfigurationManager.LicenseInfo.TrialDateBegin.HasValue) { TimeSpan sp = DateTime.Now.Subtract(ConfigurationManager.LicenseInfo.TrialDateBegin.Value); if (sp.Days > ConfigurationManager.LicenseInfo.TrialDays) { context.Response.ContentType = "text/json"; context.Response.Charset = "utf-8"; String msg = "许可证过期"; context.Response.Write(new BusinessProcessContext() { ClientNotificationType = ClientNotificationType.Notify, Message = msg, Code = SystemInfoHelper.Value(), ClientHandler = "" }); context.Response.End(); return(false); } } return(true); }