uk.ac.gla.terrier.indexing
Class TRECUTFCollection

java.lang.Object
  uk.ac.gla.terrier.indexing.TRECCollection
      uk.ac.gla.terrier.indexing.TRECUTFCollection

All Implemented Interfaces:

Collection, DocumentExtractor

public class TRECUTFCollection
extends TRECCollection

Extends TRECCollection to provide support for indexing TREC collection in non-ASCII character sets. To this end, the TRECDocument has been extended so that it accepts any characters said to be Character.isLetterOrDigit().

Properties

Since:

1.1.0

Version:

$Revision: 1.16 $

Author:

Craig Macdonald

See Also:

TRECCollection

Constructor Summary

TRECUTFCollection()
Instantiate a new TRECUTFCollection.

TRECUTFCollection(java.io.InputStream input)
Instantiate a new TRECUTFCollection.

TRECUTFCollection(java.lang.String CollectionSpecFilename, java.lang.String TagSet, java.lang.String BlacklistSpecFilename, java.lang.String docPointersFilename)
Instantiate a new TRECUTFCollection.

Method Summary

Document	getDocument() Overrides the getDocument() method in TRECCollection, so a UTF compatible Document object is returned.
Document	getDocument(TagSet _tags, TagSet _exact, TagSet _fields) A TREC-specific getDocument method, that allows the tags to be specified for each document.

Methods inherited from class uk.ac.gla.terrier.indexing.TRECCollection

close, endOfCollection, getDocid, getDocumentString, nextDocument, reset

Methods inherited from class java.lang.Object

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

Constructor Detail

TRECUTFCollection

public TRECUTFCollection()

Instantiate a new TRECUTFCollection. Calls parent default constructor of TRECCollection

TRECUTFCollection

public TRECUTFCollection(java.io.InputStream input)

Instantiate a new TRECUTFCollection. Calls parent with inputstream constructor of TRECCollection.

TRECUTFCollection

public TRECUTFCollection(java.lang.String CollectionSpecFilename,
                         java.lang.String TagSet,
                         java.lang.String BlacklistSpecFilename,
                         java.lang.String docPointersFilename)

Instantiate a new TRECUTFCollection. Calls parent 4 String constructor of TRECCollection

Method Detail

getDocument

public Document getDocument()

Overrides the getDocument() method in TRECCollection, so a UTF compatible Document object is returned.

Specified by:

getDocument in interface Collection

Overrides:

getDocument in class TRECCollection

Returns:

Document the object of the current document to process.

getDocument

public Document getDocument(TagSet _tags,
                            TagSet _exact,
                            TagSet _fields)

A TREC-specific getDocument method, that allows the tags to be specified for each document.

Overrides:

getDocument in class TRECCollection

Returns:

Document the object of the current document to process.