# Package org.eclipse.rdf4j.util.iterators

- Class Summary
  Class | Description
  --- | ---
  ConvertingIterator<S,T> | An Iterator that converts an iterator over objects of type `S` (the source type) to an iterator over objects of type `T` (the target type).
  EmptyIterator<E> | An iterator that does not contain any elements.
  FilterIterator<E> | A CloseableIterator that wraps another iterator, applying a filter on the objects that are returned.
  Iterators | This class consists exclusively of static methods that operate on or return iterators.
  SingletonIterator<E> | An iterator that contains exactly one element.

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