edu.northwestern.at.morphadorner.corpuslinguistics.thesaurus

Class WordnetThesaurus

java.lang.Object

edu.northwestern.at.utils.IsCloseableObject

edu.northwestern.at.morphadorner.corpuslinguistics.thesaurus.AbstractThesaurus

edu.northwestern.at.morphadorner.corpuslinguistics.thesaurus.WordnetThesaurus

All Implemented Interfaces:

Thesaurus, IsCloseable, UsesLogger

Direct Known Subclasses:

DefaultThesaurus

public class WordnetThesaurus
extends AbstractThesaurus
implements Thesaurus

Implements a thesaurus using Wordnet.

This uses the Jaws interface to WordNet written by Brett Spell. See http://engr.smu.edu/~tspell/ for details.

Field Summary

Fields

Modifier and Type	Field and Description
protected static java.lang.String	DATABASE_DIRECTORY Property specifying the location of the WordNet data directory.
protected static java.lang.String	defaultDataDirectory Default data directory.
protected edu.smu.tspell.wordnet.WordNetDatabase	wordnetData WordNet data.

Fields inherited from class edu.northwestern.at.morphadorner.corpuslinguistics.thesaurus.AbstractThesaurus

logger

Constructor Summary

Constructors

Constructor and Description
WordnetThesaurus() Create a WordNet object.
WordnetThesaurus(java.lang.String dataDirectory) Create a WordNet object.

Method Summary

Methods

Modifier and Type	Method and Description
java.util.List<java.lang.String>	getAntonyms(java.lang.String word) Get antonyms.
java.util.List<java.lang.String>	getAntonyms(java.lang.String word, java.lang.String wordClass) Get antonyms.
java.util.List<java.lang.String>	getSynonyms(java.lang.String word) Get synonyms.
java.util.List<java.lang.String>	getSynonyms(java.lang.String word, java.lang.String wordClass) Get synonyms.
protected edu.smu.tspell.wordnet.SynsetType	getWordClassSynsetType(java.lang.String wordClass) Convert word class to Wordnet word synset type.
protected java.lang.String	getWordNetDataDirectory() Get location of WordNet data files.
protected void	setWordNetDataDirectory(java.lang.String wordNetDataDirectory) Set location of WordNet data files.

Methods inherited from class edu.northwestern.at.morphadorner.corpuslinguistics.thesaurus.AbstractThesaurus

getLogger, setLogger

Methods inherited from class edu.northwestern.at.utils.IsCloseableObject

close

Methods inherited from class java.lang.Object

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

Methods inherited from interface edu.northwestern.at.utils.IsCloseable

close

Field Detail

DATABASE_DIRECTORY

protected static final java.lang.String DATABASE_DIRECTORY

Property specifying the location of the WordNet data directory.

See Also:

Constant Field Values

defaultDataDirectory

protected static java.lang.String defaultDataDirectory

Default data directory.

wordnetData

protected edu.smu.tspell.wordnet.WordNetDatabase wordnetData

WordNet data.

Constructor Detail

WordnetThesaurus

public WordnetThesaurus()
                 throws java.io.IOException,
                        java.io.FileNotFoundException

Create a WordNet object.

Throws:

java.io.IOException

java.io.FileNotFoundException

WordnetThesaurus

public WordnetThesaurus(java.lang.String dataDirectory)
                 throws java.io.IOException,
                        java.io.FileNotFoundException

Create a WordNet object.

Parameters:

dataDirectory - Data containing WordNet data files.

Throws:

java.io.IOException

java.io.FileNotFoundException

Method Detail

setWordNetDataDirectory

protected void setWordNetDataDirectory(java.lang.String wordNetDataDirectory)

Set location of WordNet data files.

Parameters:

wordNetDataDirectory - The WordNet data directory.

getWordNetDataDirectory

protected java.lang.String getWordNetDataDirectory()

Get location of WordNet data files.

Returns:

The WordNet data directory.

getSynonyms

public java.util.List<java.lang.String> getSynonyms(java.lang.String word)

Get synonyms.

Specified by:

getSynonyms in interface Thesaurus

Specified by:

getSynonyms in class AbstractThesaurus

Parameters:

word - Word for which to find synonyms.

Returns:

String list containing synonyms.

getSynonyms

public java.util.List<java.lang.String> getSynonyms(java.lang.String word,
                                           java.lang.String wordClass)

Get synonyms.

Specified by:

getSynonyms in interface Thesaurus

Parameters:

word - Word for which to find synonyms.

wordClass - Major word class.

Returns:

String list containing synonyms.

getAntonyms

public java.util.List<java.lang.String> getAntonyms(java.lang.String word)

Get antonyms.

Specified by:

getAntonyms in interface Thesaurus

Specified by:

getAntonyms in class AbstractThesaurus

Parameters:

word - Word for which to find antonyms.

Returns:

String list containing antonyms.

getAntonyms

public java.util.List<java.lang.String> getAntonyms(java.lang.String word,
                                           java.lang.String wordClass)

Get antonyms.

Specified by:

getAntonyms in interface Thesaurus

Parameters:

word - Word for which to find antonyms.

wordClass - Major word class. Null for all word classes.

Returns:

String list containing antonyms.

getWordClassSynsetType

protected edu.smu.tspell.wordnet.SynsetType getWordClassSynsetType(java.lang.String wordClass)

Convert word class to Wordnet word synset type.

Parameters:

wordClass - Word class. May be one of noun, verb, adjective, adverb, or may be null.

Returns:

Wordnet synset type. null if wordclass unrecognized or word class was null.