| 1 | // License: GPL. For details, see LICENSE file.
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| 2 | package org.openstreetmap.josm.command.conflict;
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| 3 |
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| 4 | import static org.openstreetmap.josm.tools.I18n.tr;
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| 5 |
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| 6 | import java.util.Collection;
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| 7 | import java.util.Objects;
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| 8 |
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| 9 | import javax.swing.Icon;
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| 10 | import javax.swing.JOptionPane;
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| 11 |
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| 12 | import org.openstreetmap.josm.Main;
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| 13 | import org.openstreetmap.josm.command.Command;
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| 14 | import org.openstreetmap.josm.data.conflict.Conflict;
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| 15 | import org.openstreetmap.josm.data.osm.OsmPrimitive;
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| 16 | import org.openstreetmap.josm.gui.DefaultNameFormatter;
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| 17 | import org.openstreetmap.josm.gui.layer.OsmDataLayer;
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| 18 | import org.openstreetmap.josm.tools.ImageProvider;
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| 19 |
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| 20 | /**
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| 21 | * Command used to add a new conflict.
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| 22 | * @since 1857
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| 23 | */
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| 24 | public class ConflictAddCommand extends Command {
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| 25 | private final Conflict<? extends OsmPrimitive> conflict;
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| 26 |
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| 27 | /**
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| 28 | * Constructs a new {@code ConflictAddCommand}.
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| 29 | * @param layer the data layer. Must not be null.
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| 30 | * @param conflict the conflict to add
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| 31 | */
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| 32 | public ConflictAddCommand(OsmDataLayer layer, Conflict<? extends OsmPrimitive> conflict) {
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| 33 | super(layer);
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| 34 | this.conflict = conflict;
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| 35 | }
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| 36 |
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| 37 | protected void warnBecauseOfDoubleConflict() {
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| 38 | JOptionPane.showMessageDialog(
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| 39 | Main.parent,
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| 40 | tr("<html>Layer ''{0}'' already has a conflict for object<br>"
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| 41 | + "''{1}''.<br>"
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| 42 | + "This conflict cannot be added.</html>",
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| 43 | getLayer().getName(),
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| 44 | conflict.getMy().getDisplayName(DefaultNameFormatter.getInstance())
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| 45 | ),
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| 46 | tr("Double conflict"),
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| 47 | JOptionPane.ERROR_MESSAGE
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| 48 | );
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| 49 | }
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| 50 |
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| 51 | @Override
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| 52 | public boolean executeCommand() {
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| 53 | try {
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| 54 | getLayer().getConflicts().add(conflict);
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| 55 | } catch (IllegalStateException e) {
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| 56 | Main.error(e);
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| 57 | warnBecauseOfDoubleConflict();
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| 58 | }
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| 59 | return true;
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| 60 | }
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| 61 |
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| 62 | @Override
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| 63 | public void undoCommand() {
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| 64 | if (Main.isDisplayingMapView() && !Main.map.mapView.hasLayer(getLayer())) {
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| 65 | Main.warn(tr("Layer ''{0}'' does not exist any more. Cannot remove conflict for object ''{1}''.",
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| 66 | getLayer().getName(),
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| 67 | conflict.getMy().getDisplayName(DefaultNameFormatter.getInstance())
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| 68 | ));
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| 69 | return;
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| 70 | }
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| 71 | getLayer().getConflicts().remove(conflict);
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| 72 | }
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| 73 |
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| 74 | @Override
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| 75 | public void fillModifiedData(Collection<OsmPrimitive> modified, Collection<OsmPrimitive> deleted, Collection<OsmPrimitive> added) {
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| 76 | // nothing to fill
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| 77 | }
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| 78 |
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| 79 | @Override
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| 80 | public String getDescriptionText() {
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| 81 | return tr("Add conflict for ''{0}''",
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| 82 | conflict.getMy().getDisplayName(DefaultNameFormatter.getInstance()));
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| 83 | }
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| 84 |
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| 85 | @Override
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| 86 | public Icon getDescriptionIcon() {
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| 87 | return ImageProvider.get(conflict.getMy().getDisplayType());
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| 88 | }
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| 89 |
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| 90 | @Override
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| 91 | public int hashCode() {
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| 92 | return Objects.hash(super.hashCode(), conflict);
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| 93 | }
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| 94 |
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| 95 | @Override
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| 96 | public boolean equals(Object obj) {
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| 97 | if (this == obj) return true;
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| 98 | if (obj == null || getClass() != obj.getClass()) return false;
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| 99 | if (!super.equals(obj)) return false;
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| 100 | ConflictAddCommand that = (ConflictAddCommand) obj;
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| 101 | return Objects.equals(conflict, that.conflict);
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| 102 | }
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| 103 | }
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