org.apache.cassandra.index.sasi.analyzer.filter.StopWordFilters Maven / Gradle / Ivy
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* to you under the Apache License, Version 2.0 (the
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*
* http://www.apache.org/licenses/LICENSE-2.0
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package org.apache.cassandra.index.sasi.analyzer.filter;
import java.util.Locale;
import java.util.Set;
/**
* Filter implementations for input matching Stop Words
*/
public class StopWordFilters
{
public static class DefaultStopWordFilter extends FilterPipelineTask
{
private Set stopWords = null;
public DefaultStopWordFilter(Locale locale)
{
this.stopWords = StopWordFactory.getStopWordsForLanguage(locale);
}
public String process(String input) throws Exception
{
return (stopWords != null && stopWords.contains(input)) ? null : input;
}
}
}