com.saxonica.ee.stream.adjunct

Class ForkAdjunct.FeedToEventBuffer

java.lang.Object

com.saxonica.ee.stream.feed.ItemFeed

com.saxonica.ee.stream.adjunct.ForkAdjunct.FeedToEventBuffer

All Implemented Interfaces:

Feed

Enclosing class:

ForkAdjunct

public static final class ForkAdjunct.FeedToEventBuffer
extends ItemFeed

Constructor Summary

Constructors

Constructor and Description
FeedToEventBuffer(EventBuffer buffer, Feed notifyOnFailure, XPathContext context)

Method Summary

Modifier and Type	Method and Description
void	close() Finish evaluating the expression.
EventBuffer	getEventBuffer()
Receiver	getReceiver() Get a receiver to which start and end events for documents and elements can be written.
void	open(Terminator terminator) Start evaluating the expression.
void	processItem(Item<?> item) Supply one item towards the streamed input of the expression
void	setHasFailed() Mark this feed as having failed (that is, as having detected and reported a dynamic error).

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

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

Methods inherited from class java.lang.Object

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

Constructor Detail

FeedToEventBuffer

public FeedToEventBuffer(EventBuffer buffer,
                         Feed notifyOnFailure,
                         XPathContext context)

Method Detail

getReceiver

public Receiver getReceiver()

Description copied from class: ItemFeed

Get a receiver to which start and end events for documents and elements can be written.

Specified by:

getReceiver in interface Feed

Overrides:

getReceiver in class ItemFeed

Returns:

the receiver

open

public void open(Terminator terminator)

Description copied from class: ItemFeed

Start evaluating the expression. The default implementation does nothing.

Specified by:

open in interface Feed

Overrides:

open in class ItemFeed

Parameters:

terminator - used to achieve early exit

processItem

public void processItem(Item<?> item)
                 throws XPathException

Description copied from class: ItemFeed

Supply one item towards the streamed input of the expression

Specified by:

processItem in interface Feed

Specified by:

processItem in class ItemFeed

Parameters:

item - the item to be supplied

Throws:

XPathException - May be raised if a dynamic error occurs

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

getEventBuffer

public EventBuffer getEventBuffer()

setHasFailed

public void setHasFailed()

Description copied from class: ItemFeed

Mark this feed as having failed (that is, as having detected and reported a dynamic error). Once the feed is marked as having failed, it should not attempt to process any further input.

Overrides:

setHasFailed in class ItemFeed