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Robert Muir commented on LUCENE-3110: ------------------------------------- another option, is to use the German2 stemmer from snowball, which is a variation on the german stemmer designed to handle these cases. If you use GermanAnalyzer in 3.1 it uses this stemmer by default. > ASCIIFoldingFilter wrongly folds german Umlauts > ----------------------------------------------- > > Key: LUCENE-3110 > URL: https://issues.apache.org/jira/browse/LUCENE-3110 > Project: Lucene - Java > Issue Type: Improvement > Components: modules/analysis > Affects Versions: 3.1 > Reporter: Michael Gaber > > the german umlauts are currently mapped as follows. > Ä/ä => A/a > Ö/ö => O/o > Ü/ü => U/u > the correct mapping would be > Ä/ä => Ae/ae > Ö/ö => Oe/oe > Ü/ü => Ue/ue > so the corresponding rows in the switch statement should be moved down to the > ae/oe/ue positions. -- This message is automatically generated by JIRA. For more information on JIRA, see: http://www.atlassian.com/software/jira --------------------------------------------------------------------- To unsubscribe, e-mail: dev-unsubscr...@lucene.apache.org For additional commands, e-mail: dev-h...@lucene.apache.org