Remove duplicates from integer array

Question

I having a problem with coding this:

Write a static method named removeDuplicates that takes as input an array of integers and returns as a result a new

Answer 1

Try this

public static int[] removeDuplicates(int[] s) {     
    Integer[] array = new HashSet(Arrays.asList(ArrayUtils.toObject(s))).toArray(new Integer[0]);      
    return ArrayUtils.toPrimitive(array);
}

Edit: Updated with Apache Lang to convert to primitives.