com.saxonica.stream.feed
Class CardinalityCheckingFeed

java.lang.Object
  com.saxonica.stream.feed.ItemFeed
      com.saxonica.stream.feed.CardinalityCheckingFeed

All Implemented Interfaces:

Feed

public class CardinalityCheckingFeed
extends ItemFeed

A Feed which checks the cardinality of the streamed sequence of items.

Constructor Summary

CardinalityCheckingFeed(Expression checker, Feed result, Stack<XPathContext> contextStack)

Method Summary

void	append(Item item) Supply an item to the feed
void	close() Signal the end of the sequence of items

Methods inherited from class com.saxonica.stream.feed.ItemFeed

getContext, getContextStack, getExpression, getPipelineConfiguration, getResult, open, setPipelineConfiguration

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

CardinalityCheckingFeed

public CardinalityCheckingFeed(Expression checker,
                               Feed result,
                               Stack<XPathContext> contextStack)

Method Detail

append

public void append(Item item)
            throws XPathException

Supply an item to the feed

Specified by:

append in interface Feed

Specified by:

append in class ItemFeed

Parameters:

item - the item being fed

Throws:

XPathException - to report any failure

close

public void close()
           throws XPathException

Signal the end of the sequence of items

Specified by:

close in interface Feed

Overrides:

close in class ItemFeed

Throws:

XPathException - to report any failure