| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  |  * @author stev leibelt <[email protected]> | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  * @since 2014-07-23  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  | namespace Net\Bazzline\Component\ProcessForkManager; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  |  * Class TaskManager | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  |  * @package Net\Bazzline\Component\ProcessForkManager | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  | class TaskManager | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  | { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  |      * @var array|AbstractTask[] | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  |     private $abortedTasks; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  |      * @var bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |     private $areThereOpenTasksLeft; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  |      * @var array|AbstractTask[] | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  |     private $finishedTasks; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  |      * @var array|AbstractTask[] | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  |     private $openTasks; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  |      * @var array|AbstractTask[] | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |     private $runningTasks; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  |     public function __construct() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  |         $this->abortedTasks = array(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  |         $this->areThereOpenTasksLeft = false; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  |         $this->finishedTasks = array(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 |  |  |         $this->openTasks = array(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  |         $this->runningTasks = array(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  |      * @return bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  |     public function areThereOpenTasksLeft() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |         return $this->areThereOpenTasksLeft; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 |  |  |      * @param AbstractTask $task | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  |      * @return $this | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 |  |  |     public function addOpenTask(AbstractTask $task) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  |         $this->openTasks[] = $task; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |         $this->areThereOpenTasksLeft = true; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  |         return $this; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  |      * @return null|AbstractTask | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |     public function getOpenTask() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  |         $task = array_shift($this->openTasks); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  |         if (empty($this->openTasks)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  |             $this->areThereOpenTasksLeft = false; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  |         return $task; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 82 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 |  |  |      * @param AbstractTask $task | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  |      * @throws RuntimeException | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 |  |  |      */ | 
            
                                                                                                            
                            
            
                                                                    
                                                                                                        
            
            
                | 87 |  | View Code Duplication |     public function markRunningTaskAsAborted(AbstractTask $task) | 
                            
                    |  |  |  | 
                                                                                        
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                | 88 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 |  |  |         $key = $this->getValidRunningTaskKey($task); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 90 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 91 |  |  |         $this->abortedTasks[$key] = $this->runningTasks[$key]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 92 |  |  |         $this->abortedTasks[$key]->markAsAborted(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 93 |  |  |         unset($this->runningTasks[$key]); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 94 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 95 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 96 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 97 |  |  |      * @param AbstractTask $task | 
            
                                                                                                            
                            
            
                                    
            
            
                | 98 |  |  |      * @throws RuntimeException | 
            
                                                                                                            
                            
            
                                    
            
            
                | 99 |  |  |      */ | 
            
                                                                                                            
                            
            
                                                                    
                                                                                                        
            
            
                | 100 |  | View Code Duplication |     public function markRunningTaskAsFinished(AbstractTask $task) | 
                            
                    |  |  |  | 
                                                                                        
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                | 101 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 102 |  |  |         $key = $this->getValidRunningTaskKey($task); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 103 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 104 |  |  |         $this->finishedTasks[$key] = $this->runningTasks[$key]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 105 |  |  |         $this->finishedTasks[$key]->markAsFinished(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 106 |  |  |         unset($this->runningTasks[$key]); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 107 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 108 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 109 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 110 |  |  |      * @param AbstractTask $task | 
            
                                                                                                            
                            
            
                                    
            
            
                | 111 |  |  |      * @throws InvalidArgumentException | 
            
                                                                                                            
                            
            
                                    
            
            
                | 112 |  |  |      * @todo implement validation if task is not in open|finished|aborted|running array | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 113 |  |  |      */ | 
            
                                                                        
                            
            
                                    
            
            
                | 114 |  |  |     public function markOpenTaskAsRunning(AbstractTask $task) | 
            
                                                                        
                            
            
                                    
            
            
                | 115 |  |  |     { | 
            
                                                                        
                            
            
                                    
            
            
                | 116 |  |  |         $key = $this->getArrayIndexKey($task); | 
            
                                                                        
                            
            
                                    
            
            
                | 117 |  |  |         $task->markAsRunning(); | 
            
                                                                        
                            
            
                                    
            
            
                | 118 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 119 |  |  |         $this->runningTasks[$key] = $task; | 
            
                                                                        
                            
            
                                    
            
            
                | 120 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 121 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 122 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 123 |  |  |      * @param AbstractTask $task | 
            
                                                                                                            
                            
            
                                    
            
            
                | 124 |  |  |      * @return string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 125 |  |  |      * @throws RuntimeException | 
            
                                                                                                            
                            
            
                                    
            
            
                | 126 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 127 |  |  |     private function getValidRunningTaskKey(AbstractTask $task) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 128 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 129 |  |  |         $key = $this->getArrayIndexKey($task); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 130 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 131 |  |  |         if (!isset($this->runningTasks[$key])) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 132 |  |  |             throw new RuntimeException( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 133 |  |  |                 'provided task is not running' | 
            
                                                                                                            
                            
            
                                    
            
            
                | 134 |  |  |             ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 135 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 136 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 137 |  |  |         return $key; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 138 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 139 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 140 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 141 |  |  |      * @param AbstractTask $task | 
            
                                                                                                            
                            
            
                                    
            
            
                | 142 |  |  |      * @return string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 143 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 144 |  |  |     private function getArrayIndexKey(AbstractTask $task) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 145 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 146 |  |  |         return spl_object_hash($task); | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 147 |  |  |     } | 
            
                                                        
            
                                    
            
            
                | 148 |  |  | } | 
            
                        
Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation.
You can also find more detailed suggestions in the “Code” section of your repository.