com.saxonica.ee.stream.feed

Class CallableFeed

java.lang.Object

com.saxonica.ee.stream.feed.ItemFeed

com.saxonica.ee.stream.feed.CallableFeed

All Implemented Interfaces:

Feed

public class CallableFeed
extends ItemFeed

A CallableFeed is used to wrap an expression that does (a) not have intrinsic capability to accept streamed input, and (b) does not expect any operand to be a sequence, and (c) implements the Callable interface.

Constructor Summary

Constructors

Constructor and Description
CallableFeed(Expression expr, Feed result, XPathContext context, int arg)

Method Summary

Methods

Modifier and Type	Method and Description
void	close() Finish evaluating the expression.
void	processItem(Item item) Supply an item to the feed

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

dynamicError, endSelectedParentNode, getContext, getExpression, getPipelineConfiguration, getReceiver, getResult, getTerminator, hasFailed, open, processItems, setExpression, setHasFailed, setPipelineConfiguration, setTerminator, startSelectedParentNode

Methods inherited from class java.lang.Object

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

Constructor Detail

CallableFeed

public CallableFeed(Expression expr,
            Feed result,
            XPathContext context,
            int arg)

Method Detail

processItem

public void processItem(Item item)
                 throws XPathException

Supply an item to the feed

Specified by:

processItem in interface Feed

Specified by:

processItem in class ItemFeed

Parameters:

item - the item being fed

Throws:

XPathException - to report any failure

close

public void close()
           throws XPathException

Description copied from class: ItemFeed

Finish evaluating the expression. The default implementation does nothing.

Specified by:

close in interface Feed

Overrides:

close in class ItemFeed

Throws:

XPathException - if a dynamic error occurs