com.exalead.search.query.linguistic

Class NGramHandler

java.lang.Object

com.exalead.search.query.linguistic.NGramHandler

All Implemented Interfaces:

LinguisticExpanderResource.Handler

public class NGramHandler
extends java.lang.Object
implements LinguisticExpanderResource.Handler

Implements ngram search for the Linguistic Expander. Produces forms with formName=normalized,source=relatedTerms

Internal details

The post-processor simply expands the tokenized text with these ngram under the NORMALIZED form.

Constructor Summary

Constructors

Constructor and Description
NGramHandler(int minSpan, int maxSpan, boolean withLemmatizer, boolean withStopWordDict, boolean keepLongestMatch)

Method Summary

Modifier and Type	Method and Description
LinguisticExpanderResource.PostProcessorFactory	buildPostProcessorFactory()
java.util.List<SemanticProcessor>	buildSemanticProcessor()
void	release()

Methods inherited from class java.lang.Object

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

Constructor Detail

NGramHandler

public NGramHandler(int minSpan,
                    int maxSpan,
                    boolean withLemmatizer,
                    boolean withStopWordDict,
                    boolean keepLongestMatch)

Method Detail

buildSemanticProcessor

public java.util.List<SemanticProcessor> buildSemanticProcessor()

Specified by:

buildSemanticProcessor in interface LinguisticExpanderResource.Handler

Returns:

a set of SemanticProcessor to annotate the TokenizedNode

buildPostProcessorFactory

public LinguisticExpanderResource.PostProcessorFactory buildPostProcessorFactory()

Specified by:

buildPostProcessorFactory in interface LinguisticExpanderResource.Handler

Returns:

a factory of PostProcessor

release

public void release()

Specified by:

release in interface LinguisticExpanderResource.Handler