Neos\Flow\Security\Authorization\Interceptor\PolicyEnforcement::invoke PHP Method

    public function invoke()
    {
        $reason = '';
        $privilegeSubject = new MethodPrivilegeSubject($this->joinPoint);
        try {
            $this->authenticationManager->authenticate();
        } catch (EntityNotFoundException $exception) {
            throw new AuthenticationRequiredException('Could not authenticate. Looks like a broken session.', 1358971444, $exception);
        } catch (NoTokensAuthenticatedException $noTokensAuthenticatedException) {
            // We still need to check if the privilege is available to "Neos.Flow:Everybody".
            if ($this->privilegeManager->isGranted(MethodPrivilegeInterface::class, $privilegeSubject, $reason) === false) {
                throw new NoTokensAuthenticatedException($noTokensAuthenticatedException->getMessage() . chr(10) . $reason, $noTokensAuthenticatedException->getCode());
            }
        }
        if ($this->privilegeManager->isGranted(MethodPrivilegeInterface::class, $privilegeSubject, $reason) === false) {
            throw new AccessDeniedException($this->renderDecisionReasonMessage($reason), 1222268609);
        }
    }

 /**
  * The policy enforcement advice. This advices applies the security enforcement interceptor to all methods configured in the policy.
  * Note: If we have some kind of "run as" functionality in the future, we would have to manipulate the security context
  * before calling the policy enforcement interceptor
  *
  * @Flow\Around("filter(Neos\Flow\Security\Authorization\Privilege\Method\MethodPrivilegePointcutFilter)")
  * @param JoinPointInterface $joinPoint The current joinpoint
  * @return mixed The result of the target method if it has not been intercepted
  */
 public function enforcePolicy(JoinPointInterface $joinPoint)
 {
     if ($this->securityContext->areAuthorizationChecksDisabled() !== true) {
         $this->policyEnforcementInterceptor->setJoinPoint($joinPoint);
         $this->policyEnforcementInterceptor->invoke();
     }
     return $joinPoint->getAdviceChain()->proceed($joinPoint);
 }