| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  |  * Technology Queue Manager | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  |  * @author Jacky Casas | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  |  * @copyright Expansion - le jeu | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  |  * @package Prométhée | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  |  * @update 10.02.14 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  | */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  | namespace Asylamba\Modules\Promethee\Manager; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  | use Asylamba\Classes\Entity\EntityManager; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  | use Asylamba\Modules\Promethee\Model\TechnologyQueue; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  | use Asylamba\Classes\Scheduler\RealTimeActionScheduler; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  | class TechnologyQueueManager | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  | { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  | 	/** @var EntityManager **/ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  | 	protected $entityManager; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  | 	/** @var RealTimeActionScheduler **/ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  | 	protected $realtimeActionScheduler; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  | 	 * @param EntityManager $entityManager | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  | 	 * @param RealTimeActionScheduler $realtimeActionScheduler | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  | 	public function __construct(EntityManager $entityManager, RealTimeActionScheduler $realtimeActionScheduler) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  | 	{ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  | 		$this->entityManager = $entityManager; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  | 		$this->realtimeActionScheduler = $realtimeActionScheduler; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  | 	 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  | 	public function scheduleQueues() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  | 	{ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  | 		$queues = $this->entityManager->getRepository(TechnologyQueue::class)->getAll(); | 
                            
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                | 37 |  |  | 		 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  | 		foreach ($queues as $queue) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  | 			$this->realtimeActionScheduler->schedule('athena.orbital_base_manager', 'uTechnologyQueue', $queue, $queue->getEndedAt()); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  | 	 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  | 	 * @param int $id | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 |  |  | 	 * @return TechnologyQueue | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  | 	public function get($id) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  | 	{ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  | 		return $this->entityManager->getRepository(TechnologyQueue::class)->get($id); | 
                            
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                | 50 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  | 	 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  | 	 * @param int $playerId | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  | 	 * @param int $technology | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  | 	 * @return TechnologyQueue | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  | 	public function getPlayerTechnologyQueue($playerId, $technology) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 |  |  | 	{ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  | 		return $this->entityManager->getRepository(TechnologyQueue::class)->getPlayerTechnologyQueue($playerId, $technology); | 
                            
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                | 60 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 |  |  | 	 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  | 	 * @param int $placeId | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  | 	 * @return array | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 65 |  |  | 	 */ | 
            
                                                                        
                            
            
                                    
            
            
                | 66 |  |  | 	public function getPlaceQueues($placeId) | 
            
                                                                        
                            
            
                                    
            
            
                | 67 |  |  | 	{ | 
            
                                                                        
                            
            
                                    
            
            
                | 68 |  |  | 		return $this->entityManager->getRepository(TechnologyQueue::class)->getPlaceQueues($placeId); | 
                            
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                | 69 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  | 	 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  | 	 * @param int $playerId | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  | 	 * @return array | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  | 	public function getPlayerQueues($playerId) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  | 	{ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  | 		return $this->entityManager->getRepository(TechnologyQueue::class)->getPlayerQueues($playerId); | 
                            
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                | 78 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 |  |  | 	 * @param TechnologyQueue $technologyQueue | 
            
                                                                                                            
                            
            
                                    
            
            
                | 82 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  | 	public function add(TechnologyQueue $technologyQueue) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 |  |  | 		$this->entityManager->persist($technologyQueue); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  | 		$this->entityManager->flush($technologyQueue); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 |  |  | 		 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 |  |  | 		$this->realtimeActionScheduler->schedule('athena.orbital_base_manager', 'uTechnologyQueue', $technologyQueue, $technologyQueue->getEndedAt()); | 
                            
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                | 88 |  |  | 	} | 
            
                                                        
            
                                    
            
            
                | 89 |  |  | } | 
            
                        
Let’s take a look at an example:
In the above example, the authenticate() method works fine as long as you just pass instances of MyUser. However, if you now also want to pass a different sub-classes of User which does not have a getDisplayName() method, the code will break.
Available Fixes
Change the type-hint for the parameter:
Add an additional type-check:
Add the method to the parent class: