- }
- finally
- {
- LOCK.readLock().unlock();
- }
- }
-
- /**
- * Answers if there are any hidden columns
- *
- * @return true if there are hidden columns
- */
- public boolean hasHidden()
- {
- try
- {
- LOCK.readLock().lock();
- return (hiddenColumns != null) && (!hiddenColumns.isEmpty());