# Lucene 2.4.1 contrib-snowball API

Lucene Snowball README file

See:
Description

Packages
org.apache.lucene.analysis.snowball: `TokenFilter` and `Analyzer` implementations that use Snowball stemmers.
org.tartarus.snowball
org.tartarus.snowball.ext

Lucene Snowball README file

This project provides pre-compiled version of the Snowball stemmers based on revision 500 of the Tartarus Snowball repository, together with classes integrating them with the Lucene search engine.

See the Snowball home page for more information about the algorithms.

IMPORTANT NOTICE ON BACKWARDS COMPATIBILITY!

An index created using the Snowball module in Lucene 2.3.2 and below might not be compatible with the Snowball module in Lucene 2.4 or greater.

For more information about this issue see: https://issues.apache.org/jira/browse/LUCENE-1142

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