/home/kueuepay/www/vendor/symfony/http-kernel/Controller/ContainerControllerResolver.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\HttpKernel\Controller;

use Psr\Container\ContainerInterface;
use Psr\Log\LoggerInterface;
use Symfony\Component\DependencyInjection\Container;

/**
 * A controller resolver searching for a controller in a psr-11 container when using the "service::method" notation.
 *
 * @author Fabien Potencier <fabien@symfony.com>
 * @author Maxime Steinhausser <maxime.steinhausser@gmail.com>
 */
class ContainerControllerResolver extends ControllerResolver
{
    protected $container;

    public function __construct(ContainerInterface $container, LoggerInterface $logger = null)
    {
        $this->container = $container;

        parent::__construct($logger);
    }

    /**
     * {@inheritdoc}
     */
    protected function instantiateController(string $class): object
    {
        $class = ltrim($class, '\\');

        if ($this->container->has($class)) {
            return $this->container->get($class);
        }

        try {
            return parent::instantiateController($class);
        } catch (\Error $e) {
        }

        $this->throwExceptionIfControllerWasRemoved($class, $e);

        if ($e instanceof \ArgumentCountError) {
            throw new \InvalidArgumentException(sprintf('Controller "%s" has required constructor arguments and does not exist in the container. Did you forget to define the controller as a service?', $class), 0, $e);
        }

        throw new \InvalidArgumentException(sprintf('Controller "%s" does neither exist as service nor as class.', $class), 0, $e);
    }

    private function throwExceptionIfControllerWasRemoved(string $controller, \Throwable $previous)
    {
        if ($this->container instanceof Container && isset($this->container->getRemovedIds()[$controller])) {
            throw new \InvalidArgumentException(sprintf('Controller "%s" cannot be fetched from the container because it is private. Did you forget to tag the service with "controller.service_arguments"?', $controller), 0, $previous);
        }
    }
}
Best Practice

Best Practices

To ensure a smooth integration process and optimal performance, follow these best practices:

  1. Use secure HTTPS connections for all API requests.
  2. Implement robust error handling to handle potential issues gracefully.
  3. Regularly update your integration to stay current with any API changes or enhancements.