com.saxonica.stream
Class SequenceFilter

java.lang.Object
  extended by net.sf.saxon.event.SequenceReceiver
      extended by net.sf.saxon.event.SequenceWriter
          extended by com.saxonica.stream.SequenceFilter
All Implemented Interfaces:
Result, Receiver

public class SequenceFilter
extends SequenceWriter

A sequence writer that passes on only those items that satisfy a filter predicate. The filter will always be non-positional.


Field Summary
 
Fields inherited from class net.sf.saxon.event.SequenceReceiver
pipelineConfiguration, previousAtomic, systemId
 
Fields inherited from interface javax.xml.transform.Result
PI_DISABLE_OUTPUT_ESCAPING, PI_ENABLE_OUTPUT_ESCAPING
 
Constructor Summary
SequenceFilter(SequenceWriter out, XPathContext context, Expression filter)
           
 
Method Summary
 void write(Item item)
          Abstract method to be supplied by subclasses: output one item in the sequence.
 
Methods inherited from class net.sf.saxon.event.SequenceWriter
adviseReuse, append, attribute, characters, close, comment, endDocument, endElement, namespace, processingInstruction, startContent, startDocument, startElement, usesTypeAnnotations
 
Methods inherited from class net.sf.saxon.event.SequenceReceiver
getConfiguration, getNamePool, getPipelineConfiguration, getSystemId, open, setPipelineConfiguration, setSystemId, setUnparsedEntity
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

SequenceFilter

public SequenceFilter(SequenceWriter out,
                      XPathContext context,
                      Expression filter)
Method Detail

write

public void write(Item item)
           throws XPathException
Description copied from class: SequenceWriter
Abstract method to be supplied by subclasses: output one item in the sequence.

Specified by:
write in class SequenceWriter
Parameters:
item - the item to be written to the sequence
Throws:
XPathException


Copyright (c) Saxonica Limited. All rights reserved.