1 | // License: GPL. For details, see LICENSE file.
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2 | package org.openstreetmap.josm.data.osm;
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3 |
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4 | import java.io.IOException;
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5 | import java.io.ObjectInputStream;
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6 | import java.io.ObjectOutputStream;
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7 | import java.io.Serializable;
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8 | import java.util.ArrayList;
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9 | import java.util.Arrays;
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10 | import java.util.Collection;
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11 | import java.util.List;
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12 | import java.util.Map;
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13 |
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14 | /**
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15 | * This class can be used to save properties of OsmPrimitive.
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16 | *
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17 | * The main difference between PrimitiveData
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18 | * and OsmPrimitive is that PrimitiveData is not part of the dataset and changes in PrimitiveData are not
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19 | * reported by events
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20 | */
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21 | public abstract class PrimitiveData extends AbstractPrimitive implements Serializable {
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22 |
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23 | private static final long serialVersionUID = -1044837092478109138L;
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24 |
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25 | /**
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26 | * Constructs a new {@code PrimitiveData}.
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27 | */
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28 | public PrimitiveData() {
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29 | id = OsmPrimitive.generateUniqueId();
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30 | }
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31 |
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32 | /**
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33 | * Constructs a new {@code PrimitiveData} from an existing one.
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34 | * @param data the data to copy
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35 | */
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36 | public PrimitiveData(PrimitiveData data) {
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37 | cloneFrom(data);
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38 | }
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39 |
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40 | /**
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41 | * Sets the primitive identifier.
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42 | * @param id primitive identifier
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43 | */
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44 | public void setId(long id) {
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45 | this.id = id;
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46 | }
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47 |
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48 | /**
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49 | * Sets the primitive version.
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50 | * @param version primitive version
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51 | */
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52 | public void setVersion(int version) {
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53 | this.version = version;
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54 | }
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55 |
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56 | /**
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57 | * override to make it public
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58 | */
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59 | @Override
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60 | public void setIncomplete(boolean incomplete) {
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61 | super.setIncomplete(incomplete);
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62 | }
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63 |
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64 | /**
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65 | * Returns a copy of this primitive data.
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66 | * @return a copy of this primitive data
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67 | */
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68 | public abstract PrimitiveData makeCopy();
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69 |
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70 | @Override
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71 | public String toString() {
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72 | StringBuilder builder = new StringBuilder();
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73 | builder.append(id).append(' ').append(Arrays.toString(keys)).append(' ').append(getFlagsAsString());
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74 | return builder.toString();
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75 | }
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76 |
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77 | @SuppressWarnings("unchecked")
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78 | public static <T extends PrimitiveData> List<T> getFilteredList(Collection<T> list, OsmPrimitiveType type) {
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79 | List<T> ret = new ArrayList<>();
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80 | for (PrimitiveData p: list) {
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81 | if (type.getDataClass().isInstance(p)) {
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82 | ret.add((T) p);
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83 | }
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84 | }
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85 | return ret;
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86 | }
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87 |
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88 | @Override
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89 | protected final void keysChangedImpl(Map<String, String> originalKeys) {
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90 | }
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91 |
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92 | private void writeObject(ObjectOutputStream oos) throws IOException {
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93 | // since super class is not Serializable
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94 | oos.writeLong(id);
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95 | oos.writeLong(user == null ? -1 : user.getId());
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96 | oos.writeInt(version);
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97 | oos.writeInt(changesetId);
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98 | oos.writeInt(timestamp);
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99 | oos.writeObject(keys);
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100 | oos.writeShort(flags);
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101 | oos.defaultWriteObject();
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102 | }
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103 |
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104 | private void readObject(ObjectInputStream ois) throws ClassNotFoundException, IOException {
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105 | // since super class is not Serializable
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106 | id = ois.readLong();
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107 | final long userId = ois.readLong();
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108 | user = userId == -1 ? null : User.getById(userId);
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109 | version = ois.readInt();
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110 | changesetId = ois.readInt();
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111 | timestamp = ois.readInt();
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112 | keys = (String[]) ois.readObject();
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113 | flags = ois.readShort();
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114 | ois.defaultReadObject();
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115 | }
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116 | }
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