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From "Karl Wettin (JIRA)" <j...@apache.org>
Subject [jira] Created: (LUCENE-1306) CombinedNGramTokenFilter
Date Fri, 13 Jun 2008 04:50:46 GMT
CombinedNGramTokenFilter
------------------------

                 Key: LUCENE-1306
                 URL: https://issues.apache.org/jira/browse/LUCENE-1306
             Project: Lucene - Java
          Issue Type: New Feature
          Components: contrib/analyzers
            Reporter: Karl Wettin
            Assignee: Karl Wettin
            Priority: Trivial


Alternative NGram filter that produce tokens with composite prefix and suffix markers.

{code:java}
ts = new WhitespaceTokenizer(new StringReader("hello"));
ts = new CombinedNGramTokenFilter(ts, 2, 2);
assertNext(ts, "^h");
assertNext(ts, "he");
assertNext(ts, "el");
assertNext(ts, "ll");
assertNext(ts, "lo");
assertNext(ts, "o$");
assertNull(ts.next());
{code}

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