Package net.sf.saxon.expr.elab

Interface SequenceEvaluator

All Known Implementing Classes:
EagerPullEvaluator, EagerPushEvaluator, GlobalVariableReference.GlobalVariableReferenceElaborator, IndexedVariableEvaluator, LazyPullEvaluator, LearningEvaluator, LiteralEvaluator, LocalVariableEvaluator, MemoClosureEvaluator, OptionalItemEvaluator, SharedAppendEvaluator, SingleItemEvaluator, StreamingArgumentEvaluator
public interface SequenceEvaluator

  • Method Summary

    Modifier and Type
    Method
    Description
    Sequence
    evaluate(XPathContext context)
    Evaluate a construct to produce a value (which might be a lazily evaluated Sequence)

  • Method Details

    • evaluate

      Sequence evaluate(XPathContext context) throws XPathException
      Evaluate a construct to produce a value (which might be a lazily evaluated Sequence)
      Parameters:
      context - the evaluation context
      Returns:
      a Sequence (not necessarily grounded)
      Throws:
      XPathException - if a dynamic error occurs during the evaluation.