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- Applied a patch that fixes bug #7412. 

- Added Apache License.
PR:
Obtained from:
Submitted by:	Rodrigo Reyes
Reviewed by:


git-svn-id: https://svn.apache.org/repos/asf/lucene/java/trunk@149725 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Otis Gospodnetic 2002-04-19 19:08:32 +00:00
parent a0c986fdf1
commit 197858c0d4
1 changed files with 58 additions and 5 deletions
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63
src/java/org/apache/lucene/analysis/de/GermanStemFilter.java
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@ -1,5 +1,59 @@
package org.apache.lucene.analysis.de;
/* ====================================================================
* The Apache Software License, Version 1.1
*
* Copyright (c) 2001 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution,
* if any, must include the following acknowledgment:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowledgment may appear in the software itself,
* if and wherever such third-party acknowledgments normally appear.
*
* 4. The names "Apache" and "Apache Software Foundation" and
* "Apache Lucene" must not be used to endorse or promote products
* derived from this software without prior written permission. For
* written permission, please contact apache@apache.org.
*
* 5. Products derived from this software may not be called "Apache",
* "Apache Lucene", nor may "Apache" appear in their name, without
* prior written permission of the Apache Software Foundation.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*/
import org.apache.lucene.analysis.Token;
import org.apache.lucene.analysis.TokenFilter;
import org.apache.lucene.analysis.TokenStream;
@ -7,8 +61,8 @@ import java.io.IOException;
import java.util.Hashtable;
/**
* A filter that stemms german words. It supports a table of words that should
* not be stemmed at all. The used stemmer can be changed at runtime after the
* A filter that stems German words. It supports a table of words that should
* not be stemmed at all. The stemmer used can be changed at runtime after the
* filter object is created (as long as it is a GermanStemmer).
*
* @author Gerhard Schwarz
@ -52,7 +106,8 @@ public final class GermanStemFilter extends TokenFilter {
String s = stemmer.stem( token.termText() );
// If not stemmed, dont waste the time creating a new token
if ( !s.equals( token.termText() ) ) {
return new Token( s, 0, s.length(), token.type() );
return new Token( s, token.startOffset(),
token.endOffset(), token.type() );
}
return token;
}
@ -72,5 +127,3 @@ public final class GermanStemFilter extends TokenFilter {
exclusions = exclusiontable;
}
}