org.terrier.terms

Interface TermPipeline

All Known Implementing Classes:

BaseTermPipelineAccessor, BasicIndexer.BasicTermProcessor, BasicIndexer.FieldTermProcessor, BlockIndexer.BasicTermProcessor, BlockIndexer.DelimFieldTermProcessor, BlockIndexer.DelimTermProcessor, BlockIndexer.FieldTermProcessor, BlockSinglePassIndexer.BasicTermProcessor, BlockSinglePassIndexer.DelimFieldTermProcessor, BlockSinglePassIndexer.DelimTermProcessor, BlockSinglePassIndexer.FieldTermProcessor, CropTerm, DanishSnowballStemmer, DumpTerm, DutchSnowballStemmer, EnglishSnowballStemmer, FinnishSnowballStemmer, FrenchSnowballStemmer, GermanSnowballStemmer, Hadoop_BlockSinglePassIndexer.BasicTermProcessor, Hadoop_BlockSinglePassIndexer.DelimFieldTermProcessor, Hadoop_BlockSinglePassIndexer.DelimTermProcessor, Hadoop_BlockSinglePassIndexer.FieldTermProcessor, HungarianSnowballStemmer, ItalianSnowballStemmer, NoOp, NorwegianSnowballStemmer, PorterStemmer, PortugueseSnowballStemmer, RemoveDiacritics, RomanianSnowballStemmer, RussianSnowballStemmer, SkipTermPipeline, SnowballStemmer, SpanishSnowballStemmer, StemmerTermPipeline, Stopwords, SwedishSnowballStemmer, TRv2PorterStemmer, TRv2WeakPorterStemmer, TurkishSnowballStemmer, WeakPorterStemmer

public interface TermPipeline

Models the concept of a component in a pipeline of term processors. Classes that implement this interface could be stemming algorithms, stopwords removers, or acronym expanders just to mention few examples.

Author:

Craig Macdonald

Method Summary

Methods

Modifier and Type	Method and Description
void	processTerm(String t) Processes a term using the current term pipeline component and passes the output to the next pipeline component, if the term has not been discarded.
boolean	reset() This method implements the specific rest option needed to implements query or doc oriented policy.

Method Detail

processTerm

void processTerm(String t)

Processes a term using the current term pipeline component and passes the output to the next pipeline component, if the term has not been discarded.

Parameters:

t - String the term to process.

reset

boolean reset()

This method implements the specific rest option needed to implements query or doc oriented policy.

Returns:

results of the operation