Does this compile on your machine{Resolved}

[System_Error]

Ok, I know there is nothing wrong with what I've got(maybe I'm wrong but I doubt it), but it wont compile. It says it can't resolve these two methods:

Collections.sort(int[])
Collections.reverseOrder(int[]);

/*
 * ReverseArray.java
 * Created on June 13
 */

import java.util.*;

/**
 * @author
 * @version
 **/
class ReverseArray
{
	/*Instance variable*/
	private int[] intArray;
	
	
	
	/**Class constructor*/
	public ReverseArray()
	{
		super();
	}
	
	
	
	/**Get the private instance variable
	 *@return intArray array of ints
	 */
        public int[] getArray()
	{
		return intArray;
	}
	
	
	
	/**Sort and print out the array in ascending order
	 *@param array int[] array
	 *@return void
	 */
	 public void sortAscending(int[] array)
	 {
		 System.out.println("<---------------Ascending Order-------------->");
		 Collections.sort(array);
		 for (int i=0; i<array.length; i++)
		 {
			 System.out.println("array[" + i + "]= " + array[i]);
		 }
	 }
	 
	 
	 
	 /**Sort and print out the array in descending order
	  *@param array int[] array
	  *@return void
	  */
	  public void sortDescending(int[] array)
	  {
		  System.out.println("<---------------Descending Order-------------->");
		 Collections.reverseOrder(array);
		 for (int i=0; i<array.length; i++)
		 {
			 System.out.println("array[" + i + "]= " + array[i]);
		 }
	  }
	  
	  
	  
	/**Main method
	 *@param args command line args
	 *@return void
	 */
	public static void main(String[] args)
	{
		ReverseArray ra = new ReverseArray();
		ra.sortAscending(ra.getArray());
		ra.sortDescending(ra.getArray());
	}
}