Class CountClausePush


  • public class CountClausePush
    extends TuplePush
    A tuple stream in push mode that implements a "count" clause in an XQuery 3.0 FLWOR expression
    • Field Summary

      Fields 
      Modifier and Type Field Description
      (package private) int count  
      (package private) TuplePush destination  
      (package private) int slot  
    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      void close()
      Close the tuple stream, indicating that no more tuples will be supplied
      void processTuple​(XPathContext context)
      Notify the availability of the next tuple.
      • Methods inherited from class java.lang.Object

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

      • slot

        int slot
      • count

        int count
    • Method Detail

      • processTuple

        public void processTuple​(XPathContext context)
                          throws XPathException
        Description copied from class: TuplePush
        Notify the availability of the next tuple. Before calling this method, the supplier of the tuples must set all the variables corresponding to the supplied tuple in the local stack frame associated with the context object
        Specified by:
        processTuple in class TuplePush
        Parameters:
        context - the dynamic evaluation context
        Throws:
        XPathException - if a dynamic error occurs
      • close

        public void close()
                   throws XPathException
        Close the tuple stream, indicating that no more tuples will be supplied
        Overrides:
        close in class TuplePush
        Throws:
        XPathException - if a dynamic error occurs