Package org.languagetool.chunking

Class EnglishChunkFilter

java.lang.Object

org.languagetool.chunking.EnglishChunkFilter

class EnglishChunkFilter
extends java.lang.Object

Our chunker detects noun phrases but not whether they are singular or plural noun phrases. We add this information here.

Since:

2.3

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
(package private) static class	EnglishChunkFilter.ChunkType

Field Summary

Fields

Modifier and Type	Field	Description
private static org.languagetool.chunking.ChunkTag	BEGIN_NOUN_PHRASE_TAG
private static org.languagetool.chunking.ChunkTag	IN_NOUN_PHRASE_TAG

Constructor Summary

Constructors

Constructor	Description
EnglishChunkFilter()

Method Summary

Modifier and Type	Method	Description
(package private) java.util.List<ChunkTaggedToken>	filter(java.util.List<ChunkTaggedToken> tokens)
private EnglishChunkFilter.ChunkType	getChunkType(java.util.List<ChunkTaggedToken> tokens, int chunkStartPos)	Get the type of the chunk that starts at the given position.
private boolean	hasNounWithPluralReading(ChunkTaggedToken token)
private boolean	isBeginningOfNounPhrase(ChunkTaggedToken taggedToken)
private boolean	isContinuationOfNounPhrase(ChunkTaggedToken taggedToken)
private boolean	isEndOfNounPhrase(java.util.List<ChunkTaggedToken> tokens, int i)

Methods inherited from class java.lang.Object

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

Field Detail

BEGIN_NOUN_PHRASE_TAG

private static final org.languagetool.chunking.ChunkTag BEGIN_NOUN_PHRASE_TAG

IN_NOUN_PHRASE_TAG

private static final org.languagetool.chunking.ChunkTag IN_NOUN_PHRASE_TAG

Constructor Detail

EnglishChunkFilter

EnglishChunkFilter()

Method Detail

filter

java.util.List<ChunkTaggedToken> filter(java.util.List<ChunkTaggedToken> tokens)

isBeginningOfNounPhrase

private boolean isBeginningOfNounPhrase(ChunkTaggedToken taggedToken)

isEndOfNounPhrase

private boolean isEndOfNounPhrase(java.util.List<ChunkTaggedToken> tokens,
                                  int i)

isContinuationOfNounPhrase

private boolean isContinuationOfNounPhrase(ChunkTaggedToken taggedToken)

getChunkType

private EnglishChunkFilter.ChunkType getChunkType(java.util.List<ChunkTaggedToken> tokens,
                                                  int chunkStartPos)

Get the type of the chunk that starts at the given position.

hasNounWithPluralReading

private boolean hasNounWithPluralReading(ChunkTaggedToken token)