/**
  * Performs a logical NOT on result of calling {@link #shouldProcessRecursively(WalkerContext,
  * StorageCollectionItem)} on negated filter.<br>
  * If no filter was provided returns true.
  *
  * <p>{@inheritDoc}
  */
 public boolean shouldProcessRecursively(
     final WalkerContext context, final StorageCollectionItem coll) {
   return m_filter == null || !m_filter.shouldProcessRecursively(context, coll);
 }
 /**
  * Performs a logical NOT on result of calling {@link #shouldProcess(WalkerContext, StorageItem)}
  * on negated filter. <br>
  * If no filter was provided returns true.
  *
  * <p>{@inheritDoc}
  */
 public boolean shouldProcess(final WalkerContext context, final StorageItem item) {
   return m_filter == null || !m_filter.shouldProcess(context, item);
 }