cookie的读、写和删除操作

operationMethod(): void {
  try {
    if (this.buttonType === CookieOperation.GET_COOKIE) {
      let originCookie = web_webview.WebCookieManager.fetchCookieSync(CommonConstants.USER_CENTER_URL);
      showDialog(originCookie);
    } else if (this.buttonType === CookieOperation.SET_COOKIE) {
      web_webview.WebCookieManager.configCookieSync(CommonConstants.USER_ABOUT_URL, 'info=测试cookie写入');
      showDialog($r('app.string.write_success'));
    } else if (this.buttonType === CookieOperation.DELETE_COOKIE) {
      web_webview.WebCookieManager.clearAllCookiesSync();
      let deleteMessage = $r('app.string.delete_success');
      showDialog(deleteMessage);
    } else {
      router.pushUrl({
        url: CommonConstants.PAGE_VERIFY
      })
    }
  } catch (error) {
    showDialog('Operation failed.'+JSON.stringify(error));
  }
}