class  QueueNode 
{
	private  	String   	document ;  	
	private  	String   	owner ; 	
	private  	int   		size ;  		 
 	private	QueueNode	next ;
	private	QueueNode	previous ;

	public QueueNode (String document , String owner , int size)
	{
		this.document = document ;
		this.owner = owner ;
		this.size = size ;
		next = null ;
		previous = null ;
	}

	public String getDocument()
	{
		return document ;
	}

	public String getOwner()
	{
		return owner ;
	}

	public int getSize()
	{
		return size ;
	}

	public QueueNode getNext()
	{
		return next ;
	}
 

	public QueueNode getPrevious()
	{
		return previous ;
	}

	public void setDocument(String document)
	{
		this.document = document ;
	}

	public void setOwner(String owner)
	{
		this.owner = owner ;
	}

	public void setSize(int size)
	{
		this.size = size;
	}

	public void setNext(QueueNode next)
	{
		this.next = next ;
	}

	public void setPrevious(QueueNode previous)
	{
		this.previous = previous ;
	}
}