content: // This file is part of AceWiki.
  // Copyright 2008-2013, AceWiki developers.
  // 
  // AceWiki 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 3 of
  // the License, or (at your option) any later version.
  // 
  // AceWiki 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 AceWiki. If
  // not, see http://www.gnu.org/licenses/.
  
  package ch.uzh.ifi.attempto.acewiki.aceowl;
  
  import java.util.ArrayList;
  import java.util.List;
  
  import ch.uzh.ifi.attempto.acewiki.core.InvalidWordException;
  import ch.uzh.ifi.attempto.acewiki.core.LanguageUtils;
  import ch.uzh.ifi.attempto.acewiki.core.LexiconChanger;
  import ch.uzh.ifi.attempto.acewiki.core.LexiconDetail;
  import ch.uzh.ifi.attempto.acewiki.core.Ontology;
  import ch.uzh.ifi.attempto.acewiki.core.OntologyElement;
  import ch.uzh.ifi.attempto.ape.FunctionWords;
  
  /**
   * This class is used to modify or create transitive adjectives.
   * 
   * @author Tobias Kuhn
   */
  public class TrAdjChanger implements LexiconChanger {
  	
  	public String getDescription() {
  		return "Every transitive adjective represents a certain relation between things. " +
  			"For example, the transitive adjective \"located in\" relates things to " +
  			"their location. Transitive adjectives consist of an adjective that " +
  			"is followed by a preposition.";
  	}
  	
  	public List<LexiconDetail> getDetails(OntologyElement el) {
  		TrAdjRelation relation = (TrAdjRelation) el;
  		List<LexiconDetail> l = new ArrayList<LexiconDetail>();
  		l.add(new LexiconDetail(
  				"tr. adjective",
  				"examples: located in, matched with, fond of",
  				relation.getWord(0)
  			));
  		return l;
  	}
  	
  	public void save(OntologyElement el, int wordNumber, List<Object> newValues, Ontology ontology)
  			throws InvalidWordException {
  		TrAdjRelation relation = (TrAdjRelation) el;
  		
  		String name = ACEOWLLexicon.normalize((String) newValues.get(0));
  		String nameP = LanguageUtils.getPrettyPrinted(name);
  		
  		if (name.equals("")) {
  			throw new InvalidWordException("No word defined: Please specify the transitive " +
  				"adjective.");
  		}
  		if (!ACEOWLLexicon.isValidWordOrEmpty(name)) {
  			throw new InvalidWordException("Invalid character: Only a-z, A-Z, 0-9, -, and " +
  				"spaces are allowed, and the first character must be one of a-z A-Z.");
  		}
  		if (FunctionWords.isFunctionWord(name)) {
  			throw new InvalidWordException("'" + nameP + "' is a predefined word and cannot be " +
  				"used here.");
  		}
  		OntologyElement oe = ontology.getElement(name);
  		if (oe != null && oe != relation) {
  			throw new InvalidWordException("The word '" + nameP + "' is already used. Please " +
  				"use a different one.");
  		}
  		ontology.change(relation, name);
  	}
  
  }
  