| /* |
| Egothor Software License version 1.00 |
| Copyright (C) 1997-2004 Leo Galambos. |
| Copyright (C) 2002-2004 "Egothor developers" |
| on behalf of the Egothor Project. |
| All rights reserved. |
| |
| This software is copyrighted by the "Egothor developers". If this |
| license applies to a single file or document, the "Egothor developers" |
| are the people or entities mentioned as copyright holders in that file |
| or document. If this license applies to the Egothor project as a |
| whole, the copyright holders are the people or entities mentioned in |
| the file CREDITS. This file can be found in the same location as this |
| license in the distribution. |
| |
| 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, the list of contributors, this list of conditions, and the |
| following disclaimer. |
| 2. Redistributions in binary form must reproduce the above copyright |
| notice, the list of contributors, this list of conditions, and the |
| disclaimer that follows these conditions in the documentation |
| and/or other materials provided with the distribution. |
| 3. The name "Egothor" must not be used to endorse or promote products |
| derived from this software without prior written permission. For |
| written permission, please contact Leo.G@seznam.cz |
| 4. Products derived from this software may not be called "Egothor", |
| nor may "Egothor" appear in their name, without prior written |
| permission from Leo.G@seznam.cz. |
| |
| In addition, we request that you include in the end-user documentation |
| provided with the redistribution and/or in the software itself an |
| acknowledgement equivalent to the following: |
| "This product includes software developed by the Egothor Project. |
| http://egothor.sf.net/" |
| |
| 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 EGOTHOR PROJECT 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 Egothor Project and was originally |
| created by Leo Galambos (Leo.G@seznam.cz). |
| */ |
| package org.egothor.stemmer; |
| |
| import java.io.LineNumberReader; |
| import java.nio.charset.Charset; |
| import java.nio.file.Files; |
| import java.nio.file.Paths; |
| import java.util.Locale; |
| import java.util.StringTokenizer; |
| |
| import org.apache.lucene.util.SuppressForbidden; |
| |
| /** |
| * The DiffIt class is a means generate patch commands from an already prepared |
| * stemmer table. |
| */ |
| public class DiffIt { |
| |
| /** no instantiation */ |
| private DiffIt() {} |
| |
| static int get(int i, String s) { |
| try { |
| return Integer.parseInt(s.substring(i, i + 1)); |
| } catch (Throwable x) { |
| return 1; |
| } |
| } |
| |
| /** |
| * Entry point to the DiffIt application. |
| * <p> |
| * This application takes one argument, the path to a file containing a |
| * stemmer table. The program reads the file and generates the patch commands |
| * for the stems. |
| * |
| * @param args the path to a file containing a stemmer table |
| */ |
| @SuppressForbidden(reason = "System.out required: command line tool") |
| public static void main(java.lang.String[] args) throws Exception { |
| |
| int ins = get(0, args[0]); |
| int del = get(1, args[0]); |
| int rep = get(2, args[0]); |
| int nop = get(3, args[0]); |
| |
| for (int i = 1; i < args.length; i++) { |
| // System.out.println("[" + args[i] + "]"); |
| Diff diff = new Diff(ins, del, rep, nop); |
| String charset = System.getProperty("egothor.stemmer.charset", "UTF-8"); |
| try (LineNumberReader in = new LineNumberReader(Files.newBufferedReader(Paths.get(args[i]), Charset.forName(charset)))) { |
| for (String line = in.readLine(); line != null; line = in.readLine()) { |
| try { |
| line = line.toLowerCase(Locale.ROOT); |
| StringTokenizer st = new StringTokenizer(line); |
| String stem = st.nextToken(); |
| System.out.println(stem + " -a"); |
| while (st.hasMoreTokens()) { |
| String token = st.nextToken(); |
| if (token.equals(stem) == false) { |
| System.out.println(stem + " " + diff.exec(token, stem)); |
| } |
| } |
| } catch (java.util.NoSuchElementException x) { |
| // no base token (stem) on a line |
| } |
| } |
| } |
| } |
| } |
| } |