Class BlockEventIterator

  • All Implemented Interfaces:
    EventIterator, PullEvent

    public class BlockEventIterator
    extends java.lang.Object
    implements EventIterator
    Iterate over the instructions in a Block, concatenating the result of each instruction into a single combined sequence.
    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      boolean isFlatSequence()
      Determine whether the EventIterator returns a flat sequence of events, or whether it can return nested event iterators
      PullEvent next()
      Get the next item in the sequence.
      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
    • Constructor Detail

      • BlockEventIterator

        public BlockEventIterator​(Expression[] children,
                                  XPathContext context)
        Create an EventIterator over the results of evaluating a Block
        Parameters:
        children - the sequence of instructions comprising the Block
        context - the XPath dynamic context
    • Method Detail

      • isFlatSequence

        public boolean isFlatSequence()
        Determine whether the EventIterator returns a flat sequence of events, or whether it can return nested event iterators
        Specified by:
        isFlatSequence in interface EventIterator
        Returns:
        true if the next() method is guaranteed never to return an EventIterator