| 1 | <?php namespace GenericCollections\Abstracts;  | 
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| 8 | abstract class AbstractQueue extends DataDoubleLinkedList implements QueueInterface  | 
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| 9 | { | 
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| 10 | use CollectionMethods;  | 
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| 11 | |||
| 12 |     use DequeCommonMethods { | 
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| 13 | addLast as private; // used in add  | 
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| 14 | addFirst as private; // not really needed  | 
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| 15 | offerLast as offer;  | 
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| 16 | offerFirst as private; // not really needed  | 
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| 17 | getFirst as element;  | 
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| 18 | peekFirst as peek;  | 
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| 19 | removeFirst as remove;  | 
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| 20 | pollFirst as poll;  | 
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| 21 | }  | 
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| 22 | |||
| 23 | 18 | public function add($element)  | 
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| 28 | |||
| 29 | 3 | protected function containerInternalName()  | 
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| 33 | }  | 
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| 34 |