Package org.apache.flink.runtime.util

Interface ResettableMutableObjectIterator<E>

  • All Superinterfaces:
    org.apache.flink.util.MutableObjectIterator<E>
    All Known Implementing Classes:
    BlockResettableMutableObjectIterator, SpillingResettableMutableObjectIterator
    public interface ResettableMutableObjectIterator<E>
extends org.apache.flink.util.MutableObjectIterator<E>
    The resettable iterator is a specialization of the iterator, allowing to reset the iterator and re-retrieve elements. Whether the iterator is completely reset or only partially depends on the actual implementation.

    • Method Summary

      All Methods Instance Methods Abstract Methods 
      Modifier and Type Method Description
      void reset()
      Resets the iterator.

      • Methods inherited from interface org.apache.flink.util.MutableObjectIterator

        next, next

    • Method Detail

      • reset

        void reset()
    throws IOException
        Resets the iterator.
        Throws:
        IOException - May be thrown when the serialization into buffers or the spilling to secondary storage fails.