code: /* LanguageTool, a natural language style checker
   * Copyright (C) 2012 Ionuț Păduraru
   *
   * 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.tokenizers;
  
  import java.io.IOException;
  import java.util.ArrayList;
  import java.util.List;
  
  import org.languagetool.AnalyzedToken;
  import org.languagetool.AnalyzedTokenReadings;
  import org.languagetool.tagging.ManualTagger;
  import org.languagetool.tagging.TaggedWord;
  import org.languagetool.tagging.Tagger;
  
  /**
   * Adapter from {@link ManualTagger} to {@link Tagger}. <br/>
   * Note: It resides in "test" package because for now it is only used on unit
   * testing.
   */
  public class ManualTaggerAdapter implements Tagger {
  
    private final ManualTagger manualTagger;
  
    public ManualTaggerAdapter(ManualTagger manualTagger) {
      this.manualTagger = manualTagger;
    }
  
    @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<>();
        List<TaggedWord> manualTags = manualTagger.tag(word.toLowerCase());
        for (TaggedWord manualTag : manualTags) {
          l.add(new AnalyzedToken(word, manualTag.getPosTag(), manualTag.getLemma()));
        }
        if (l.isEmpty()) {
          l.add(new AnalyzedToken(word, null, null));
        }
        tokenReadings.add(new AnalyzedTokenReadings(l, pos));
        pos += word.length();
      }
  
      return tokenReadings;
    }
  
    @Override
    public 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);
    }
  
  }