opennlp.tools.langdetect

Class DefaultLanguageDetectorContextGenerator

java.lang.Object

opennlp.tools.langdetect.DefaultLanguageDetectorContextGenerator

All Implemented Interfaces:

LanguageDetectorContextGenerator

public class DefaultLanguageDetectorContextGenerator
extends Object
implements LanguageDetectorContextGenerator

A context generator for language detector.

Constructor Summary

Constructors

Constructor and Description
DefaultLanguageDetectorContextGenerator(int minLength, int maxLength, CharSequenceNormalizer... normalizers) Creates a customizable @DefaultLanguageDetectorContextGenerator that computes ngrams from text

Method Summary

Modifier and Type	Method and Description
String[]	getContext(CharSequence document) Generates the context for a document using character ngrams.

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultLanguageDetectorContextGenerator

public DefaultLanguageDetectorContextGenerator(int minLength,
                                               int maxLength,
                                               CharSequenceNormalizer... normalizers)

Creates a customizable @DefaultLanguageDetectorContextGenerator that computes ngrams from text

Parameters:

minLength - min ngrams chars

maxLength - max ngrams chars

normalizers - zero or more normalizers to be applied in to the text before extracting ngrams

Method Detail

getContext

public String[] getContext(CharSequence document)

Generates the context for a document using character ngrams.

Specified by:

getContext in interface LanguageDetectorContextGenerator

Parameters:

document - document to extract context from

Returns:

the generated context