42 lines
		
	
	
		
			971 B
		
	
	
	
		
			PHP
		
	
	
			
		
		
	
	
			42 lines
		
	
	
		
			971 B
		
	
	
	
		
			PHP
		
	
	
<?php
 | 
						|
 | 
						|
/*
 | 
						|
 * This file is part of the Symfony package.
 | 
						|
 *
 | 
						|
 * (c) Fabien Potencier <fabien@symfony.com>
 | 
						|
 *
 | 
						|
 * For the full copyright and license information, please view the LICENSE
 | 
						|
 * file that was distributed with this source code.
 | 
						|
 */
 | 
						|
 | 
						|
namespace Symfony\Component\Mailer\Transport;
 | 
						|
 | 
						|
/**
 | 
						|
 * Uses several Transports using a failover algorithm.
 | 
						|
 *
 | 
						|
 * @author Fabien Potencier <fabien@symfony.com>
 | 
						|
 */
 | 
						|
class FailoverTransport extends RoundRobinTransport
 | 
						|
{
 | 
						|
    private ?TransportInterface $currentTransport = null;
 | 
						|
 | 
						|
    protected function getNextTransport(): ?TransportInterface
 | 
						|
    {
 | 
						|
        if (null === $this->currentTransport || $this->isTransportDead($this->currentTransport)) {
 | 
						|
            $this->currentTransport = parent::getNextTransport();
 | 
						|
        }
 | 
						|
 | 
						|
        return $this->currentTransport;
 | 
						|
    }
 | 
						|
 | 
						|
    protected function getInitialCursor(): int
 | 
						|
    {
 | 
						|
        return 0;
 | 
						|
    }
 | 
						|
 | 
						|
    protected function getNameSymbol(): string
 | 
						|
    {
 | 
						|
        return 'failover';
 | 
						|
    }
 | 
						|
}
 |