func PodRedirectionActive(pod *corev1.Pod) bool {
	return pod.GetAnnotations()[annotation.AmbientRedirection.Name] == constants.AmbientRedirectionEnabled
}

func podHasSidecar(pod *corev1.Pod) bool {
	if _, f := pod.GetAnnotations()[annotation.SidecarStatus.Name]; f {
		return true
	}
	return false
}

func IsZtunnelPod(systemNs string, pod *corev1.Pod) bool {

}

// InAmbient returns true if a resource is in ambient data plane mode.
func InAmbient(obj metav1.Object) bool {
	if obj == nil {
		return false
	}
	switch t := obj.(type) {
	case *corev1.Pod:
		return t.GetAnnotations()[annotation.AmbientRedirection.Name] == constants.AmbientRedirectionEnabled
	case *corev1.Namespace:
		if t.GetLabels()["istio-injection"] == "enabled" {
			return false
		}

      if (annotationType.isInstance(annotation)) {
        return annotationType.cast(annotation);
      }
    }
    return null;
  }

  @Override
  public Annotation[] getAnnotations() {
    return getDeclaredAnnotations();
  }

  /**
   * @since 18.0
   */
  @Override
  public <A extends Annotation> A[] getAnnotationsByType(Class<A> annotationType) {