if (portletContent.isComplete() || !Fragment.PORTLET.equals(fragment.getType()))
{
// org.apache.commons.collections.list.TreeList is well-optimized for
// fast insertions at any index in the list.
// Refer to description in the javadoc for details.
headElements = new TreeList();
HeadElementsUtils.aggregateHeadElements(headElements, fragment);
if (!headElements.isEmpty())
{
HeadElementsUtils.mergeHeadElementsByHint(headElements);