StemmerTermPipeline (Terrier Information Retrieval Platform 5.5 API)

java.lang.Object
- org.terrier.terms.StemmerTermPipeline

All Implemented Interfaces:

Stemmer, TermPipeline

Direct Known Subclasses:

PorterStemmer, SnowballStemmer, TRv2PorterStemmer
```
public abstract class StemmerTermPipeline
extends java.lang.Object
implements Stemmer, TermPipeline
```
Abstract base class for Stemmers that are also TermPipeline instances

Since:

3.0

Author:

Craig Macdonald and Giovanni Stilo

Field Summary

Fields
Modifier and Type Field Description

protected TermPipeline next

Constructor Summary

Constructors
Modifier Constructor Description

protected StemmerTermPipeline()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`processTerm(java.lang.String t)`	Stems the given term and passes onto the next object in the term pipeline.
`boolean`	`reset()`	Implements the default operation for all TermPipeline subclasses; By default do nothing.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.terrier.terms.Stemmer
stem

- Field Detail
  - next
```
protected TermPipeline next
```
- Constructor Detail
  - StemmerTermPipeline
```
protected StemmerTermPipeline()
```
- Method Detail
  - processTerm
```
public void processTerm(java.lang.String t)
```
    Stems the given term and passes onto the next object in the term pipeline.
    
    Specified by:
    
    processTerm in interface TermPipeline
    
    Parameters:
    
    t - String the term to stem.
  - reset
```
public boolean reset()
```
    Implements the default operation for all TermPipeline subclasses; By default do nothing. This method should be overrided by any TermPipeline that want to implements doc/query oriented lifecycle.
    
    Specified by:
    
    reset in interface TermPipeline
    
    Returns:
    
    return how the reset has gone