@Override
protected void prepare() throws JspTagException {
if (items instanceof ValueExpression) {
deferredExpression = (ValueExpression) items;
itemsValueIteratedExpression = new IteratedExpression(deferredExpression, getDelims());
currentIndex = 0;
Object originalValue = deferredExpression.getValue(pageContext.getELContext());
if (originalValue instanceof String) {
st = new StringTokenizer((String) originalValue, delims);