Class SequenceFilter

  extended by net.sf.saxon.event.SequenceReceiver
      extended by net.sf.saxon.event.SequenceWriter
          extended by
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
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
append, 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


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


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
item - the item to be written to the sequence

Copyright (c) 2004-2010 Saxonica Limited. All rights reserved.