Package de.julielab.genemapper.utils

Class ContextUtils

java.lang.Object

de.julielab.genemapper.utils.ContextUtils

public class ContextUtils
extends Object

Author:

jwermter

Field Summary

Fields

Modifier and Type	Field	Description
static Set<String>	STOPWORD_SET
static String[]	STOPWORDS

Constructor Summary

Constructors

Constructor	Description
ContextUtils()

Method Summary

Modifier and Type	Method	Description
static Stream<String>	filterStopwords(Stream<String> input)
static org.apache.lucene.analysis.TokenStream	getStemmingStream(String input)
static String	makeContext(org.apache.uima.jcas.JCas aJCas, int windowSize, de.julielab.jcore.types.EntityMention entity)
static org.apache.lucene.search.BooleanQuery	makeContextQuery(String context)	builds the Lucene context query a given text
static org.apache.lucene.search.BooleanQuery	makeContextQuery(String context, String fieldname)	builds the Lucene context query a given text
static org.apache.lucene.search.BooleanQuery	makeContextQuery(org.apache.uima.jcas.JCas aJCas)	makes the context query.
static org.apache.lucene.search.BooleanQuery	makeContextQuery(org.apache.uima.jcas.JCas aJCas, int windowSize, de.julielab.jcore.types.EntityMention entity)	makes the context query.
static Stream<String>	makeContextTokens(String context)
static String	makeContextTokenString(String context)
static String	makeContextTypes(String context)

Methods inherited from class java.lang.Object

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

Field Detail

STOPWORDS

public static final String[] STOPWORDS

STOPWORD_SET

public static final Set<String> STOPWORD_SET

Constructor Detail

ContextUtils

public ContextUtils()

Method Detail

filterStopwords

public static Stream<String> filterStopwords(Stream<String> input)

getStemmingStream

public static org.apache.lucene.analysis.TokenStream getStemmingStream(String input)

makeContextTypes

public static String makeContextTypes(String context)
                               throws IOException

Throws:

IOException

makeContextTokens

public static Stream<String> makeContextTokens(String context)
                                        throws IOException

Throws:

IOException

makeContextTokenString

public static String makeContextTokenString(String context)
                                     throws IOException

Throws:

IOException

makeContextQuery

public static org.apache.lucene.search.BooleanQuery makeContextQuery(org.apache.uima.jcas.JCas aJCas)
                                                              throws IOException

makes the context query. Returns null if no context was found.

Parameters:

aJCas -

Returns:

a boolean query to be processed by Lucene

Throws:

IOException

makeContextQuery

public static org.apache.lucene.search.BooleanQuery makeContextQuery(org.apache.uima.jcas.JCas aJCas,
                                                                     int windowSize,
                                                                     de.julielab.jcore.types.EntityMention entity)
                                                              throws IOException

makes the context query. Returns null if no context was found.

Parameters:

aJCas -

Returns:

a boolean query to be processed by Lucene

Throws:

IOException

makeContext

public static String makeContext(org.apache.uima.jcas.JCas aJCas,
                                 int windowSize,
                                 de.julielab.jcore.types.EntityMention entity)

makeContextQuery

public static org.apache.lucene.search.BooleanQuery makeContextQuery(String context,
                                                                     String fieldname)
                                                              throws IOException

builds the Lucene context query a given text

Parameters:

context - the document text

Returns:

Throws:

IOException

makeContextQuery

public static org.apache.lucene.search.BooleanQuery makeContextQuery(String context)
                                                              throws IOException

builds the Lucene context query a given text

Parameters:

context - the document text

Returns:

Throws:

IOException