AccumulatorAfterStreamer

java.lang.Object
- com.saxonica.ee.stream.adjunct.StreamingAdjunct
- - com.saxonica.ee.stream.adjunct.InspectionAdjunct
  - - com.saxonica.ee.stream.adjunct.AccumulatorAfterStreamer

All Implemented Interfaces:

FeedMaker
```
public class AccumulatorAfterStreamer
extends InspectionAdjunct
implements FeedMaker
```
Generate streaming code for an accumulator-after() function call, particularly in the case where the instruction is consuming and therefore has to defer evaluation until the endElement event.

Constructor Summary

Constructors
Constructor Description

AccumulatorAfterStreamer()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`WatchMaker`	`getWatchMaker(boolean forGrouping)`	Get a WatchMaker, a factory class that creates a Watch to evaluate this expression in streaming mode.
`ItemFeed`	`makeItemFeed(WatchManager watchManager, ItemFeed out, XPathContext context)`

Methods inherited from class com.saxonica.ee.stream.adjunct.InspectionAdjunct
getInspectionWatchMaker

Methods inherited from class com.saxonica.ee.stream.adjunct.StreamingAdjunct
computeStreamability, emptyAdjunctMap, findConsumingArg, genId, getConfiguration, getDefaultFeedMaker, getExpression, getFeedMaker, makeStreamingAdjunct, setConfiguration, setExpression, toStreamingPattern

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - AccumulatorAfterStreamer
```
public AccumulatorAfterStreamer()
```
- Method Detail
  - getWatchMaker
```
public WatchMaker getWatchMaker(boolean forGrouping)
                         throws XPathException
```
    Description copied from class: StreamingAdjunct
    
    Get a WatchMaker, a factory class that creates a Watch to evaluate this expression in streaming mode. This method will only be called if the getImplementationMethod() method of the expression includes the value Expression.WATCH_METHOD
    
    Overrides:
    
    getWatchMaker in class InspectionAdjunct
    
    Parameters:
    
    forGrouping - true if the selected items are being grouped
    
    Returns:
    
    a Watchmaker to evaluate the expression, or null if it is not streamable with respect to the specificed argument.
    
    Throws:
    
    XPathException - in the event of a failure
  - makeItemFeed
```
public ItemFeed makeItemFeed(WatchManager watchManager,
                             ItemFeed out,
                             XPathContext context)
                      throws XPathException
```
    Specified by:
    
    makeItemFeed in interface FeedMaker
    
    Throws:
    
    XPathException