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.List;
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8 |
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9 | import javax.swing.Icon;
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10 |
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11 | import org.openstreetmap.josm.Main;
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12 | import org.openstreetmap.josm.data.osm.OsmPrimitive;
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13 | import org.openstreetmap.josm.data.osm.Relation;
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14 | import org.openstreetmap.josm.data.osm.RelationMember;
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15 | import org.openstreetmap.josm.gui.layer.OsmDataLayer;
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16 | import org.openstreetmap.josm.tools.ImageProvider;
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17 |
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18 | /**
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19 | * Represents the resolution of conflicts in the member list of two {@link Relation}s.
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20 | *
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21 | */
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22 | public class RelationMemberConflictResolverCommand extends ConflictResolveCommand {
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23 | /** my relation */
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24 | private final Relation my;
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25 | /** their relation */
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26 | private final Relation their;
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27 | /** the list of merged nodes. This becomes the list of news of my way after the
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28 | * command is executed
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29 | */
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30 | private final List<RelationMember> mergedMembers;
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31 |
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32 | /**
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33 | *
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34 | * @param my my relation
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35 | * @param their their relation
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36 | * @param mergedMembers the list of merged relation members
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37 | */
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38 | public RelationMemberConflictResolverCommand(Relation my, Relation their, List<RelationMember> mergedMembers) {
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39 | this.my = my;
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40 | this.their = their;
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41 | this.mergedMembers = mergedMembers;
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42 | }
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43 |
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44 | @Override
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45 | public String getDescriptionText() {
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46 | return tr("Resolve conflicts in member list of relation {0}", my.getId());
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47 | }
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48 |
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49 | @Override
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50 | public Icon getDescriptionIcon() {
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51 | return ImageProvider.get("data", "object");
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52 | }
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53 |
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54 | @Override
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55 | public boolean executeCommand() {
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56 | // remember the current state of 'my' way
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57 | //
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58 | super.executeCommand();
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59 |
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60 | // replace the list of members of 'my' relation by the list of merged members
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61 | //
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62 | my.setMembers(mergedMembers);
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63 |
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64 | return true;
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65 | }
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66 |
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67 | @Override
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68 | public void fillModifiedData(Collection<OsmPrimitive> modified, Collection<OsmPrimitive> deleted,
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69 | Collection<OsmPrimitive> added) {
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70 | modified.add(my);
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71 | }
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72 |
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73 | @Override
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74 | public void undoCommand() {
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75 | OsmDataLayer layer = getLayer();
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76 | if (!Main.map.mapView.hasLayer(layer)) {
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77 | Main.warn(tr("Cannot undo command ''{0}'' because layer ''{1}'' is not present any more",
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78 | this.toString(),
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79 | layer.toString()
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80 | ));
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81 | return;
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82 | }
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83 |
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84 | Main.map.mapView.setActiveLayer(layer);
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85 | OsmDataLayer editLayer = Main.main.getEditLayer();
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86 |
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87 | // restore the former state
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88 | //
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89 | super.undoCommand();
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90 |
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91 | // restore a conflict if necessary
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92 | //
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93 | if (!editLayer.getConflicts().hasConflictForMy(my)) {
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94 | editLayer.getConflicts().add(my, their);
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95 | }
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96 | }
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97 |
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98 | @Override
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99 | public int hashCode() {
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100 | final int prime = 31;
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101 | int result = super.hashCode();
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102 | result = prime * result + ((mergedMembers == null) ? 0 : mergedMembers.hashCode());
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103 | result = prime * result + ((my == null) ? 0 : my.hashCode());
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104 | result = prime * result + ((their == null) ? 0 : their.hashCode());
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105 | return result;
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106 | }
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107 |
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108 | @Override
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109 | public boolean equals(Object obj) {
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110 | if (this == obj)
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111 | return true;
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112 | if (!super.equals(obj))
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113 | return false;
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114 | if (getClass() != obj.getClass())
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115 | return false;
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116 | RelationMemberConflictResolverCommand other = (RelationMemberConflictResolverCommand) obj;
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117 | if (mergedMembers == null) {
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118 | if (other.mergedMembers != null)
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119 | return false;
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120 | } else if (!mergedMembers.equals(other.mergedMembers))
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121 | return false;
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122 | if (my == null) {
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123 | if (other.my != null)
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124 | return false;
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125 | } else if (!my.equals(other.my))
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126 | return false;
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127 | if (their == null) {
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128 | if (other.their != null)
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129 | return false;
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130 | } else if (!their.equals(other.their))
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131 | return false;
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132 | return true;
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133 | }
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134 | }
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