# src/SiteBundle/Resources/config/services.yml
services:
  _defaults:
    autowire: true
    autoconfigure: true
    public: false

  SiteBundleService:
    resource: '../../Service'
    public: true

  CustomerOrderMasterRepository:
    class: DoctrineORMEntityRepository
    factory: ["@doctrine.orm.entity_manager", get_repository]
    arguments:
      - SiteBundleEntityCustomerMaster

  SiteBundleServiceCustomersService:
    arguments:
      - '@doctrine.orm.entity_manager'
      - '@CustomerMasterRepository'

services:
    _defaults:
        autowire: true
        autoconfigure: true
        public: false

    app.repository.channel:
        class: AppBundleEntityRepositoryChannelRepository

<?php

namespace AppBundleEntityRepository;

use AppBundleEntityChannel;
use DoctrineORMEntityManager;
use DoctrineORMMappingClassMetadata;

class ChannelRepository extends RepositoryFactory
{
    public function __construct(EntityManager $entityManager)
    {
        parent::__construct($entityManager, new ClassMetadata(Channel::class));
    }

    public function getOneByName(string $name)
    {
        return $this->findOneBy(['name' => $name]);
    }
}

<?php

namespace AppBundleEntity;

use DoctrineCommonCollectionsArrayCollection;
use DoctrineORMMapping as ORM;

/**
 * @ORMTable(name="channel")
 * @ORMEntity(repositoryClass="AppBundleEntityRepositoryChannelRepository")
 *
 */
class Channel
{
    /**
     * @var integer
     *
     * @ORMColumn(name="id", type="integer")
     * @ORMId
     * @ORMGeneratedValue(strategy="AUTO")
     */
    private $id;

    /**
     * @return int
     */
    public function getId()
    {
        return $this->id;
    }
}