org.eml.sir.util
Class Stemmer

java.lang.Object
  org.eml.sir.util.Stemmer

All Implemented Interfaces:

java.io.Serializable

Direct Known Subclasses:

IdentityStemmer, SnowballStemmer

public abstract class Stemmer

extends java.lang.Object

implements java.io.Serializable

Class whose instances can stem words.

Version:

0.2

Author:

Hendrik Niederlich (EML-R)

See Also:

Serialized Form

Constructor Summary

Stemmer()

Method Summary

abstract java.util.HashMap	stem(java.util.ArrayList words) Stem a list of words.
abstract java.lang.String	stem(java.lang.String word) Stem a single word.

Methods inherited from class java.lang.Object

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

Constructor Detail

Stemmer

public Stemmer()

Method Detail

stem

public abstract java.lang.String stem(java.lang.String word)

Stem a single word.

stem

public abstract java.util.HashMap stem(java.util.ArrayList words)

Stem a list of words.

Parameters:

words - ArrayList of Strings.

Returns:

HashMap with words as keys and their stemms as value.