001    // License: GPL. For details, see LICENSE file.
002    package org.openstreetmap.josm.data.osm.visitor;
003    
004    import org.openstreetmap.josm.data.osm.Changeset;
005    
006    /**
007     * This class serves as a base class for most simple visitors,
008     * blocking out the "changeset" visit so as to avoid cluttering
009     * the visitors which are not interested.
010     *
011     * @author fred
012     */
013    public abstract class AbstractVisitor implements Visitor {
014    
015        public void visit(Changeset cs) {
016            // do nothing
017        }
018    }