@Override
        public int hashCode() {
            return name.hashCode();
        }
Keep CompositeTaggableItem, SimpleTaggableItem and TaggableSegmentItem in
lockstep.

@author <a href="mailto:steinar@yahoo-inc.com">Steinar Knutsen</a>
container-search/src/test/java/com/yahoo/prelude/query/TaggableItemsTestCase.java