001    /*
002     * The contents of this file are subject to the Mozilla Public
003     * License Version 1.1 (the "License"); you may not use this file
004     * except in compliance with the License. You may obtain a copy of
005     * the License at http://www.mozilla.org/MPL/
006     *
007     * Software distributed under the License is distributed on an "AS
008     * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
009     * implied. See the License for the specific language governing
010     * rights and limitations under the License.
011     *
012     * The Original Code is Knowtator.
013     *
014     * The Initial Developer of the Original Code is University of Colorado.  
015     * Copyright (C) 2005-2008.  All Rights Reserved.
016     *
017     * Knowtator was developed by the Center for Computational Pharmacology
018     * (http://compbio.uchcs.edu) at the University of Colorado Health 
019     *  Sciences Center School of Medicine with support from the National 
020     *  Library of Medicine.  
021     *
022     * Current information about Knowtator can be obtained at 
023     * http://knowtator.sourceforge.net/
024     *
025     * Contributor(s):
026     *   Philip V. Ogren <philip@ogren.info> (Original Author)
027     */
028    package edu.uchsc.ccp.knowtator.event;
029    
030    import java.util.Collections;
031    import java.util.EventObject;
032    import java.util.List;
033    
034    import edu.uchsc.ccp.knowtator.Span;
035    
036    public class SelectedSpanChangeEvent extends EventObject {
037            static final long serialVersionUID = 0;
038    
039            List<Span> selectedSpans;
040    
041            /**
042             * @param source
043             *            will typically be an instance of KnowtatorManager
044             * @param selectedSpans
045             */
046            public SelectedSpanChangeEvent(Object source, List<Span> selectedSpans) {
047                    super(source);
048                    if (selectedSpans != null)
049                            this.selectedSpans = Collections.unmodifiableList(selectedSpans);
050                    else
051                            this.selectedSpans = Collections.emptyList();
052            }
053    
054            public List<Span> getSelectedSpans() {
055                    return selectedSpans;
056            }
057    }