Class FilterIteration<E,X extends Exception>

All Implemented Interfaces:
AutoCloseable, CloseableIteration<E,X>, Iteration<E,X>
Direct Known Subclasses:
CompatibleBindingSetFilter, DistinctIteration, FilteringIteration, FilterIterator, IntersectIteration, MinusIteration, OffsetIteration, ReducedIteration, SPARQLMinusIteration

@Deprecated(since="4.1.0") public abstract class FilterIteration<E,X extends Exception> extends IterationWrapper<E,X>
Deprecated.
A CloseableIteration that wraps another Iteration, applying a filter on the objects that are returned. Subclasses must implement the accept method to indicate which objects should be returned.
  • Constructor Details

    • FilterIteration

      protected FilterIteration(Iteration<? extends E,? extends X> iter)
      Deprecated.
      Parameters:
      iter -
  • Method Details

    • hasNext

      public boolean hasNext() throws X
      Deprecated.
      Description copied from class: IterationWrapper
      Checks whether the wrapped Iteration contains more elements, closing this Iteration when this is not the case.
      Specified by:
      hasNext in interface Iteration<E,X extends Exception>
      Overrides:
      hasNext in class IterationWrapper<E,X extends Exception>
      Returns:
      true if the wrapped Iteration contains more elements, false otherwise.
      Throws:
      X
    • next

      public E next() throws X
      Deprecated.
      Description copied from class: IterationWrapper
      Returns the next element from the wrapped Iteration.
      Specified by:
      next in interface Iteration<E,X extends Exception>
      Overrides:
      next in class IterationWrapper<E,X extends Exception>
      Returns:
      the next element in the iteration.
      Throws:
      X
    • accept

      protected abstract boolean accept(E object) throws X
      Deprecated.
      Tests whether or not the specified object should be returned by this Iteration. All objects from the wrapped Iteration pass through this method in the same order as they are coming from the wrapped Iteration.
      Parameters:
      object - The object to be tested.
      Returns:
      true if the object should be returned, false otherwise.
      Throws:
      X
    • handleClose

      protected void handleClose() throws X
      Deprecated.
      Description copied from class: IterationWrapper
      Closes this Iteration and also closes the wrapped Iteration if it is a CloseableIteration.
      Overrides:
      handleClose in class IterationWrapper<E,X extends Exception>
      Throws:
      X