Class MergeInstr.MergeKeyMappingFunction

  • All Implemented Interfaces:
    Enclosing class:

    public static class MergeInstr.MergeKeyMappingFunction
    extends java.lang.Object
    implements ContextMappingFunction
    Mapping function for items encountered during the merge; the mapping function wraps the merged item and its merge keys into a single composite object
    • Method Detail

      • map

        public SequenceIterator map​(XPathContext context)
                             throws XPathException
        Description copied from interface: ContextMappingFunction
        Map one item to a sequence.
        Specified by:
        map in interface ContextMappingFunction
        context - The processing context. The item to be mapped is the context item identified from this context: the values of position() and last() also relate to the set of items being mapped
        a SequenceIterator over the sequence of items that the supplied input item maps to
        XPathException - if a dynamic error is detected