??.java

public static int[] merge(Comparable[] arg1, Comparable[] arg2)
 {
    //convert arrays to collections (lists)
    Collection coll1 = Arrays.asList(arg1);
    Collection coll2 = Arrays.asList(arg2);

    //Create a SortedSet from the first collection
    SortedSet sorter = new TreeSet(coll1);

    //Add the second collection
    sorter.addAll(coll2);

    //Create an array to hold the results
    int[] merged = new int[sorter.size()];		
    Iterator itSorted = sorter.iterator();

    for (int i = 0; itSorted.hasNext(); i++) {
        merged[i] = ((Integer)itSorted.next()).intValue();
    }

    //return the SortedSet as an array
    return(merged);
 }