/guava/guava/src/com/google/common/collect/TreeMultiset.java
if ( ( current.succ( ) ) == ( header) ) {   current = null; }else {   current = current.succ( ) ; }
[Delete]
if (!hasNext()) { throw new NoSuchElementException(); } requireNonNull(current); Entry<E> result = wrapEntry(current); prevEntry = result; <extra_id_0> current = null; } else { current = current.pred(); } return result; }