code: /* LanguageTool, a natural language style checker 
   * Copyright (C) 2005 Daniel Naber (http://www.danielnaber.de)
   * 
   * This library is free software; you can redistribute it and/or
   * modify it under the terms of the GNU Lesser General Public
   * License as published by the Free Software Foundation; either
   * version 2.1 of the License, or (at your option) any later version.
   *
   * This library is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   * Lesser General Public License for more details.
   *
   * You should have received a copy of the GNU Lesser General Public
   * License along with this library; if not, write to the Free Software
   * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301
   * USA
   */
  package org.languagetool.tagging.zh;
  
  import java.io.IOException;
  import java.util.ArrayList;
  import java.util.List;
  
  import org.languagetool.AnalyzedToken;
  import org.languagetool.AnalyzedTokenReadings;
  import org.languagetool.tagging.Tagger;
  
  public class ChineseTagger implements Tagger {
  
    @Override
    public List<AnalyzedTokenReadings> tag(List<String> sentenceTokens) throws IOException {
      List<AnalyzedTokenReadings> tokenReadings = new ArrayList<>();
      int pos = 0;
      for (String word : sentenceTokens) {
        List<AnalyzedToken> l = new ArrayList<>();
        AnalyzedToken at = asAnalyzedToken(word);
        l.add(at);
        tokenReadings.add(new AnalyzedTokenReadings(l, pos));
        pos += at.getToken().length();
      }
      return tokenReadings;
    }
  
    @Override
    public final AnalyzedTokenReadings createNullToken(String token, int startPos) {
      return new AnalyzedTokenReadings(new AnalyzedToken(token, null, null), startPos);
    }
  
    @Override
    public AnalyzedToken createToken(String token, String posTag) {
      return new AnalyzedToken(token, posTag, null);
    }
  
    private AnalyzedToken asAnalyzedToken(String word) {
      if (!word.contains("/")) {
        return new AnalyzedToken(" ", null, null);
      }
      String[] parts = word.split("/");
      if(parts[0].equals("") && parts[parts.length - 1].equals("w")){
          return new AnalyzedToken(word.substring(0, word.length() - 2), word.substring(word.length() - 1, word.length()), null);
      }else{
          return new AnalyzedToken(parts[0], parts[1], null);
      }
    }
  
  }
  