net.sf.saxon.lib

Class StandardCollectionURIResolver.FileExpander

java.lang.Object

net.sf.saxon.lib.StandardCollectionURIResolver.FileExpander

All Implemented Interfaces:

MappingFunction<ObjectValue<File>,DocumentInfo>

Enclosing class:

StandardCollectionURIResolver

protected static class StandardCollectionURIResolver.FileExpander
extends Object
implements MappingFunction<ObjectValue<File>,DocumentInfo>

Mapping function to process the files in a directory. This maps a sequence of external objects representing files to a sequence of DocumentInfo nodes representing the parsed contents of those files.

Constructor Summary

Constructors

Constructor and Description
FileExpander(URIQueryParameters params, PipelineConfiguration pipe)

Method Summary

Modifier and Type	Method and Description
SequenceIterator	map(ObjectValue<File> item) Map one item to a sequence.

Methods inherited from class java.lang.Object

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

Constructor Detail

FileExpander

public FileExpander(URIQueryParameters params,
                    PipelineConfiguration pipe)

Method Detail

map

public SequenceIterator map(ObjectValue<File> item)
                     throws XPathException

Map one item to a sequence.

Specified by:

map in interface MappingFunction<ObjectValue<File>,DocumentInfo>

Parameters:

item - The item to be mapped. If context is supplied, this must be the same as context.currentItem().

Returns:

either (a) a SequenceIterator over the sequence of items that the supplied input item maps to, or (b) an Item if it maps to a single item, or (c) null if it maps to an empty sequence.

Throws:

XPathException - if a dynamic error occurs