Bug 133375 [Viewers] Need access to the element comparer of a tree selection
bundles/org.eclipse.jface/src/org/eclipse/jface/viewers/CustomHashtable.java
}
        public boolean hasMoreElements() {
            if (entry != null) {
				return true;
			}
            while (start <= lastSlot) {
				if (elementData[start++] != null) {
                    entry = elementData[start - 1];
                    return true;
                }
			}
            return false;
        }
        public Object nextElement() {
            if (hasMoreElements()) {
                Object result = key ? entry.key : entry.value;
                entry = entry.next;
                return result;
            } else {
				throw new NoSuchElementException();
			}
        }
    }
    transient int elementCount;
    transient HashMapEntry[] elementData;
    private float loadFactor;
    private int threshold;
    transient int firstSlot = 0;
    transient int lastSlot = -1;
    transient private IElementComparer comparer;