001    // License: GPL. For details, see LICENSE file.
002    package org.openstreetmap.josm.command;
003    
004    import static org.openstreetmap.josm.tools.I18n.tr;
005    
006    import java.util.Collection;
007    import java.util.List;
008    
009    import javax.swing.Icon;
010    
011    import org.openstreetmap.josm.data.conflict.Conflict;
012    import org.openstreetmap.josm.data.osm.Node;
013    import org.openstreetmap.josm.data.osm.OsmPrimitive;
014    import org.openstreetmap.josm.data.osm.Way;
015    import org.openstreetmap.josm.tools.ImageProvider;
016    
017    /**
018     * Represent a command for resolving conflicts in the node list of two
019     * {@link Way}s.
020     *
021     */
022    public class WayNodesConflictResolverCommand extends ConflictResolveCommand {
023        /** the conflict to resolve */
024        private Conflict<Way> conflict;
025    
026        /** the list of merged nodes. This becomes the list of news of my way after the
027         *  command is executed
028         */
029        private final List<Node> mergedNodeList;
030    
031        /**
032         *
033         * @param my my may
034         * @param their their way
035         * @param mergedNodeList  the list of merged nodes
036         */
037        @SuppressWarnings("unchecked")
038        public WayNodesConflictResolverCommand(Conflict<? extends OsmPrimitive> conflict, List<Node> mergedNodeList) {
039            this.conflict = (Conflict<Way>) conflict;
040            this.mergedNodeList = mergedNodeList;
041        }
042        @Override
043        public String getDescriptionText() {
044            return tr("Resolve conflicts in node list of way {0}", conflict.getMy().getId());
045        }
046    
047        @Override
048        public Icon getDescriptionIcon() {
049            return ImageProvider.get("data", "object");
050        }
051    
052        @Override
053        public boolean executeCommand() {
054            // remember the current state of 'my' way
055            //
056            super.executeCommand();
057    
058            // replace the list of nodes of 'my' way by the list of merged
059            // nodes
060            //
061            for (Node n:mergedNodeList) {
062                if (! getLayer().data.getNodes().contains(n)) {
063                    System.out.println(tr("Main dataset does not include node {0}", n.toString()));
064                }
065            }
066            conflict.getMy().setNodes(mergedNodeList);
067            rememberConflict(conflict);
068            return true;
069        }
070    
071        @Override
072        public void fillModifiedData(Collection<OsmPrimitive> modified, Collection<OsmPrimitive> deleted,
073                Collection<OsmPrimitive> added) {
074            modified.add(conflict.getMy());
075        }
076    }