EDIT

package eu.etaxonomy.cdm.persistence.query;

import java.io.Reader;

import org.apache.lucene.analysis.ISOLatin1AccentFilter;

import org.apache.lucene.analysis.TokenStream;

import org.apache.lucene.analysis.standard.StandardAnalyzer;

public class CdmAnalyzer extends StandardAnalyzer {

	@Override

	public TokenStream tokenStream(String fieldName, Reader reader) {

		TokenStream result = super.tokenStream(fieldName, reader);

		result = new ISOLatin1AccentFilter(result); 

        return result; 

	}

}