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AS3 QueueADT Interface

/ Published in: ActionScript 3
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  1. package
  2. {
  3.  
  4. 	/**
  5. 	* QueueADT interface - Designed to give generic functionality to a queue collection type.
  6. 	* This collection is to be implemented in a FIFO principles. With adding, removing, searching,
  7. 	* trace output, and state functions of the collection.
  8. 	* @author : Richard Vacheresse /|\ http://www.rvacheresse.com /|\
  9. 	* Licensed for free Commercial and Private use creative commons license agreement.
  10. 	* The provided code is in an "as-is" state. Richard Vacheresse makes no warranties
  11. 	* regarding the provided code, and disclaims liability for damages resulting from its use.
  12. 	* @version 1.0
  13. 	**/
  14. 	public interface QueueADT
  15. 	{		
  16. 		/**
  17. 		* REMOVE THE FIRST OBJECT FROM THE QUEUE
  18. 		* @variable - Generic Object
  19. 		**/
  20. 		function dequeue():Object;
  21.  
  22. 		/**
  23. 		* ADD AN OBJECT TO THE END OF THE QUEUE
  24. 		* @variable - Generic Object
  25. 		**/
  26. 		function enqueue(obj:Object):void;
  27.  
  28. 		/**
  29. 		* RETURNS WITHOUT REMOVING THE OBJECT AT THE FRONT OF THE QUEUE
  30. 		* @return - Boolean Object
  31. 		**/
  32. 		function first():Object;
  33.  
  34. 		/**
  35. 		* RETURN TRUE IF THE NUMBER VALUE OF THE SIZE OF THE QUEUE
  36. 		* @return - Number Object
  37. 		**/
  38. 		function size():int;
  39.  
  40. 		/**
  41. 		* RETURN TRUE IF THE QUEUE OBJECT HAS ZERO OBJECTS
  42. 		* @return - Boolean Object
  43. 		**/
  44. 		function isEmpty():Boolean;
  45.  
  46. 		/**
  47. 		* RETURN A STRING REPRESENTATION OF THE CURRENT QUEUE OBJECT
  48. 		* @return - String Object
  49. 		**/
  50. 		function toString():String;
  51.  
  52. 	}
  53.  
  54. }

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