001    // This file is part of the Attempto Java Packages.
002    // Copyright 2008, Attempto Group, University of Zurich (see http://attempto.ifi.uzh.ch).
003    //
004    // The Attempto Java Packages is free software: you can redistribute it and/or modify it under the
005    // terms of the GNU Lesser General Public License as published by the Free Software Foundation,
006    // either version 3 of the License, or (at your option) any later version.
007    //
008    // The Attempto Java Packages is distributed in the hope that it will be useful, but WITHOUT ANY
009    // WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
010    // PURPOSE. See the GNU Lesser General Public License for more details.
011    //
012    // You should have received a copy of the GNU Lesser General Public License along with the Attempto
013    // Java Packages. If not, see http://www.gnu.org/licenses/.
014    
015    package ch.uzh.ifi.attempto.preditor.text;
016    
017    /**
018     * This interface describes text elements that can be referred to at a later position in
019     * the text.
020     * 
021     * @see RefTextElement
022     * @see NounTextElement
023     * @author Tobias Kuhn
024     */
025    public interface RefableTextElement extends TextElement {
026            
027            /**
028             * This method should return the text how a reference to this text element has to look like.
029             * 
030             * @return The text of a possible reference.
031             */
032            public abstract String getReferenceText();
033    
034    }