[8378] | 1 | // License: GPL. For details, see LICENSE file.
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[283] | 2 | package org.openstreetmap.josm.io;
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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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[10212] | 6 | import java.io.IOException;
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[283] | 7 | import java.io.InputStream;
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[4413] | 8 | import java.io.InputStreamReader;
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[2852] | 9 | import java.text.MessageFormat;
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[362] | 10 | import java.util.ArrayList;
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[283] | 11 | import java.util.Collection;
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[6316] | 12 | import java.util.List;
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[10223] | 13 | import java.util.Objects;
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[4413] | 14 | import java.util.regex.Matcher;
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| 15 | import java.util.regex.Pattern;
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[283] | 16 |
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[4530] | 17 | import javax.xml.stream.Location;
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[4413] | 18 | import javax.xml.stream.XMLInputFactory;
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| 19 | import javax.xml.stream.XMLStreamConstants;
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| 20 | import javax.xml.stream.XMLStreamException;
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[4530] | 21 | import javax.xml.stream.XMLStreamReader;
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[319] | 22 |
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[6248] | 23 | import org.openstreetmap.josm.Main;
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[286] | 24 | import org.openstreetmap.josm.data.Bounds;
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[7575] | 25 | import org.openstreetmap.josm.data.DataSource;
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[283] | 26 | import org.openstreetmap.josm.data.coor.LatLon;
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[11435] | 27 | import org.openstreetmap.josm.data.osm.AbstractPrimitive;
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[4414] | 28 | import org.openstreetmap.josm.data.osm.Changeset;
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[283] | 29 | import org.openstreetmap.josm.data.osm.DataSet;
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[11709] | 30 | import org.openstreetmap.josm.data.osm.DataSet.UploadPolicy;
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[582] | 31 | import org.openstreetmap.josm.data.osm.Node;
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[2932] | 32 | import org.openstreetmap.josm.data.osm.NodeData;
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[2444] | 33 | import org.openstreetmap.josm.data.osm.OsmPrimitiveType;
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[2932] | 34 | import org.openstreetmap.josm.data.osm.PrimitiveData;
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[343] | 35 | import org.openstreetmap.josm.data.osm.Relation;
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[2932] | 36 | import org.openstreetmap.josm.data.osm.RelationData;
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[4490] | 37 | import org.openstreetmap.josm.data.osm.RelationMemberData;
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[4414] | 38 | import org.openstreetmap.josm.data.osm.Tagged;
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[283] | 39 | import org.openstreetmap.josm.data.osm.User;
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| 40 | import org.openstreetmap.josm.data.osm.Way;
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[2932] | 41 | import org.openstreetmap.josm.data.osm.WayData;
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[2604] | 42 | import org.openstreetmap.josm.gui.progress.NullProgressMonitor;
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[1811] | 43 | import org.openstreetmap.josm.gui.progress.ProgressMonitor;
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[2852] | 44 | import org.openstreetmap.josm.tools.CheckParameterUtil;
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[11435] | 45 | import org.openstreetmap.josm.tools.Utils;
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[7299] | 46 | import org.openstreetmap.josm.tools.date.DateUtils;
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[283] | 47 |
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| 48 | /**
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[2115] | 49 | * Parser for the Osm Api. Read from an input stream and construct a dataset out of it.
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[283] | 50 | *
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[4413] | 51 | * For each xml element, there is a dedicated method.
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| 52 | * The XMLStreamReader cursor points to the start of the element, when the method is
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| 53 | * entered, and it must point to the end of the same element, when it is exited.
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[283] | 54 | */
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[4490] | 55 | public class OsmReader extends AbstractReader {
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[4413] | 56 |
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[4530] | 57 | protected XMLStreamReader parser;
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[4413] | 58 |
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[5859] | 59 | protected boolean cancel;
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| 60 |
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[4645] | 61 | /** Used by plugins to register themselves as data postprocessors. */
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[8126] | 62 | private static volatile List<OsmServerReadPostprocessor> postprocessors;
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[4645] | 63 |
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[9231] | 64 | /** Register a new postprocessor.
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| 65 | * @param pp postprocessor
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| 66 | * @see #deregisterPostprocessor
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| 67 | */
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[4645] | 68 | public static void registerPostprocessor(OsmServerReadPostprocessor pp) {
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| 69 | if (postprocessors == null) {
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[7005] | 70 | postprocessors = new ArrayList<>();
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[4645] | 71 | }
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| 72 | postprocessors.add(pp);
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| 73 | }
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| 74 |
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[9231] | 75 | /**
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| 76 | * Deregister a postprocessor previously registered with {@link #registerPostprocessor}.
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| 77 | * @param pp postprocessor
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| 78 | * @see #registerPostprocessor
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| 79 | */
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[4645] | 80 | public static void deregisterPostprocessor(OsmServerReadPostprocessor pp) {
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| 81 | if (postprocessors != null) {
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| 82 | postprocessors.remove(pp);
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| 83 | }
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| 84 | }
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| 85 |
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[1772] | 86 | /**
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[4530] | 87 | * constructor (for private and subclasses use only)
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[1811] | 88 | *
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[5881] | 89 | * @see #parseDataSet(InputStream, ProgressMonitor)
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[1772] | 90 | */
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[4530] | 91 | protected OsmReader() {
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[8415] | 92 | // Restricts visibility
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[1772] | 93 | }
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| 94 |
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[4530] | 95 | protected void setParser(XMLStreamReader parser) {
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[4413] | 96 | this.parser = parser;
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[1690] | 97 | }
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[1353] | 98 |
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[6621] | 99 | protected void throwException(String msg, Throwable th) throws XMLStreamException {
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[10235] | 100 | throw new XmlStreamParsingException(msg, parser.getLocation(), th);
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[6621] | 101 | }
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| 102 |
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[4413] | 103 | protected void throwException(String msg) throws XMLStreamException {
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[10235] | 104 | throw new XmlStreamParsingException(msg, parser.getLocation());
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[4413] | 105 | }
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[1677] | 106 |
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[4530] | 107 | protected void parse() throws XMLStreamException {
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[4413] | 108 | int event = parser.getEventType();
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| 109 | while (true) {
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| 110 | if (event == XMLStreamConstants.START_ELEMENT) {
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[4530] | 111 | parseRoot();
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[4645] | 112 | } else if (event == XMLStreamConstants.END_ELEMENT)
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[4413] | 113 | return;
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| 114 | if (parser.hasNext()) {
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| 115 | event = parser.next();
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| 116 | } else {
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| 117 | break;
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| 118 | }
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| 119 | }
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| 120 | parser.close();
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| 121 | }
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[4645] | 122 |
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[4530] | 123 | protected void parseRoot() throws XMLStreamException {
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[7012] | 124 | if ("osm".equals(parser.getLocalName())) {
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[4530] | 125 | parseOsm();
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| 126 | } else {
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| 127 | parseUnknown();
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| 128 | }
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| 129 | }
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[2070] | 130 |
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[4413] | 131 | private void parseOsm() throws XMLStreamException {
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| 132 | String v = parser.getAttributeValue(null, "version");
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| 133 | if (v == null) {
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| 134 | throwException(tr("Missing mandatory attribute ''{0}''.", "version"));
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[2070] | 135 | }
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[7013] | 136 | if (!"0.6".equals(v)) {
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[4413] | 137 | throwException(tr("Unsupported version: {0}", v));
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| 138 | }
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[4414] | 139 | ds.setVersion(v);
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[5025] | 140 | String upload = parser.getAttributeValue(null, "upload");
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| 141 | if (upload != null) {
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[11709] | 142 | for (UploadPolicy policy : UploadPolicy.values()) {
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| 143 | if (policy.getXmlFlag().equalsIgnoreCase(upload)) {
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| 144 | ds.setUploadPolicy(policy);
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| 145 | break;
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| 146 | }
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| 147 | }
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[5025] | 148 | }
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[4413] | 149 | String generator = parser.getAttributeValue(null, "generator");
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[4414] | 150 | Long uploadChangesetId = null;
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| 151 | if (parser.getAttributeValue(null, "upload-changeset") != null) {
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| 152 | uploadChangesetId = getLong("upload-changeset");
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| 153 | }
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[4413] | 154 | while (true) {
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| 155 | int event = parser.next();
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[6070] | 156 |
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[5859] | 157 | if (cancel) {
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| 158 | cancel = false;
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[6621] | 159 | throw new OsmParsingCanceledException(tr("Reading was canceled"), parser.getLocation());
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[5859] | 160 | }
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[6070] | 161 |
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[4413] | 162 | if (event == XMLStreamConstants.START_ELEMENT) {
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[7012] | 163 | switch (parser.getLocalName()) {
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| 164 | case "bounds":
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[4413] | 165 | parseBounds(generator);
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[7012] | 166 | break;
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| 167 | case "node":
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[4413] | 168 | parseNode();
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[7012] | 169 | break;
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| 170 | case "way":
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[4413] | 171 | parseWay();
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[7012] | 172 | break;
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| 173 | case "relation":
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[4413] | 174 | parseRelation();
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[7012] | 175 | break;
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| 176 | case "changeset":
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[4414] | 177 | parseChangeset(uploadChangesetId);
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[7012] | 178 | break;
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| 179 | default:
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[4530] | 180 | parseUnknown();
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[4413] | 181 | }
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[4645] | 182 | } else if (event == XMLStreamConstants.END_ELEMENT)
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[4413] | 183 | return;
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| 184 | }
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| 185 | }
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[2070] | 186 |
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[4413] | 187 | private void parseBounds(String generator) throws XMLStreamException {
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| 188 | String minlon = parser.getAttributeValue(null, "minlon");
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| 189 | String minlat = parser.getAttributeValue(null, "minlat");
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| 190 | String maxlon = parser.getAttributeValue(null, "maxlon");
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| 191 | String maxlat = parser.getAttributeValue(null, "maxlat");
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| 192 | String origin = parser.getAttributeValue(null, "origin");
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| 193 | if (minlon != null && maxlon != null && minlat != null && maxlat != null) {
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| 194 | if (origin == null) {
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| 195 | origin = generator;
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| 196 | }
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| 197 | Bounds bounds = new Bounds(
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| 198 | Double.parseDouble(minlat), Double.parseDouble(minlon),
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| 199 | Double.parseDouble(maxlat), Double.parseDouble(maxlon));
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| 200 | if (bounds.isOutOfTheWorld()) {
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| 201 | Bounds copy = new Bounds(bounds);
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| 202 | bounds.normalize();
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[6248] | 203 | Main.info("Bbox " + copy + " is out of the world, normalized to " + bounds);
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[4413] | 204 | }
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| 205 | DataSource src = new DataSource(bounds, origin);
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[11627] | 206 | ds.addDataSource(src);
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[4413] | 207 | } else {
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[8510] | 208 | throwException(tr("Missing mandatory attributes on element ''bounds''. " +
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| 209 | "Got minlon=''{0}'',minlat=''{1}'',maxlon=''{3}'',maxlat=''{4}'', origin=''{5}''.",
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[4413] | 210 | minlon, minlat, maxlon, maxlat, origin
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| 211 | ));
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[2070] | 212 | }
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[4413] | 213 | jumpToEnd();
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| 214 | }
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[1169] | 215 |
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[4532] | 216 | protected Node parseNode() throws XMLStreamException {
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[4413] | 217 | NodeData nd = new NodeData();
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[5326] | 218 | String lat = parser.getAttributeValue(null, "lat");
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| 219 | String lon = parser.getAttributeValue(null, "lon");
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[12087] | 220 | LatLon ll = null;
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[5326] | 221 | if (lat != null && lon != null) {
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[12136] | 222 | try {
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| 223 | ll = new LatLon(Double.parseDouble(lat), Double.parseDouble(lon));
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| 224 | nd.setCoor(ll);
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| 225 | } catch (NumberFormatException e) {
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| 226 | Main.trace(e);
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| 227 | }
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[5326] | 228 | }
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[4413] | 229 | readCommon(nd);
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[12136] | 230 | if (lat != null && lon != null && (ll == null || !ll.isValid())) {
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[12087] | 231 | throwException(tr("Illegal value for attributes ''lat'', ''lon'' on node with ID {0}. Got ''{1}'', ''{2}''.",
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| 232 | Long.toString(nd.getId()), lat, lon));
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| 233 | }
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[4413] | 234 | Node n = new Node(nd.getId(), nd.getVersion());
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| 235 | n.setVisible(nd.isVisible());
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| 236 | n.load(nd);
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| 237 | externalIdMap.put(nd.getPrimitiveId(), n);
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| 238 | while (true) {
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| 239 | int event = parser.next();
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| 240 | if (event == XMLStreamConstants.START_ELEMENT) {
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[7012] | 241 | if ("tag".equals(parser.getLocalName())) {
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[4413] | 242 | parseTag(n);
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| 243 | } else {
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[4530] | 244 | parseUnknown();
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[4413] | 245 | }
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[4645] | 246 | } else if (event == XMLStreamConstants.END_ELEMENT)
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[4532] | 247 | return n;
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[4413] | 248 | }
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| 249 | }
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[3129] | 250 |
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[4532] | 251 | protected Way parseWay() throws XMLStreamException {
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[4413] | 252 | WayData wd = new WayData();
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| 253 | readCommon(wd);
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| 254 | Way w = new Way(wd.getId(), wd.getVersion());
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| 255 | w.setVisible(wd.isVisible());
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| 256 | w.load(wd);
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| 257 | externalIdMap.put(wd.getPrimitiveId(), w);
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[1690] | 258 |
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[7005] | 259 | Collection<Long> nodeIds = new ArrayList<>();
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[4413] | 260 | while (true) {
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| 261 | int event = parser.next();
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| 262 | if (event == XMLStreamConstants.START_ELEMENT) {
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[7012] | 263 | switch (parser.getLocalName()) {
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| 264 | case "nd":
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[4413] | 265 | nodeIds.add(parseWayNode(w));
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[7012] | 266 | break;
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| 267 | case "tag":
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[4413] | 268 | parseTag(w);
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[7012] | 269 | break;
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| 270 | default:
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[4530] | 271 | parseUnknown();
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[4413] | 272 | }
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| 273 | } else if (event == XMLStreamConstants.END_ELEMENT) {
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| 274 | break;
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| 275 | }
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| 276 | }
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[6093] | 277 | if (w.isDeleted() && !nodeIds.isEmpty()) {
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[6248] | 278 | Main.info(tr("Deleted way {0} contains nodes", w.getUniqueId()));
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[7005] | 279 | nodeIds = new ArrayList<>();
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[4413] | 280 | }
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| 281 | ways.put(wd.getUniqueId(), nodeIds);
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[4532] | 282 | return w;
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[4413] | 283 | }
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[1690] | 284 |
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[4413] | 285 | private long parseWayNode(Way w) throws XMLStreamException {
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| 286 | if (parser.getAttributeValue(null, "ref") == null) {
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| 287 | throwException(
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| 288 | tr("Missing mandatory attribute ''{0}'' on <nd> of way {1}.", "ref", w.getUniqueId())
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| 289 | );
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| 290 | }
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| 291 | long id = getLong("ref");
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| 292 | if (id == 0) {
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| 293 | throwException(
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| 294 | tr("Illegal value of attribute ''ref'' of element <nd>. Got {0}.", id)
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| 295 | );
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| 296 | }
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| 297 | jumpToEnd();
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| 298 | return id;
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| 299 | }
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[1169] | 300 |
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[4532] | 301 | protected Relation parseRelation() throws XMLStreamException {
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[4413] | 302 | RelationData rd = new RelationData();
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| 303 | readCommon(rd);
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| 304 | Relation r = new Relation(rd.getId(), rd.getVersion());
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| 305 | r.setVisible(rd.isVisible());
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| 306 | r.load(rd);
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| 307 | externalIdMap.put(rd.getPrimitiveId(), r);
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[343] | 308 |
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[7005] | 309 | Collection<RelationMemberData> members = new ArrayList<>();
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[4413] | 310 | while (true) {
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| 311 | int event = parser.next();
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| 312 | if (event == XMLStreamConstants.START_ELEMENT) {
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[7012] | 313 | switch (parser.getLocalName()) {
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| 314 | case "member":
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[4413] | 315 | members.add(parseRelationMember(r));
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[7012] | 316 | break;
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| 317 | case "tag":
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[4413] | 318 | parseTag(r);
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[7012] | 319 | break;
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| 320 | default:
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[4530] | 321 | parseUnknown();
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[4413] | 322 | }
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| 323 | } else if (event == XMLStreamConstants.END_ELEMENT) {
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| 324 | break;
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| 325 | }
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| 326 | }
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[6093] | 327 | if (r.isDeleted() && !members.isEmpty()) {
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[6248] | 328 | Main.info(tr("Deleted relation {0} contains members", r.getUniqueId()));
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[7005] | 329 | members = new ArrayList<>();
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[4413] | 330 | }
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| 331 | relations.put(rd.getUniqueId(), members);
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[4532] | 332 | return r;
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[4413] | 333 | }
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[283] | 334 |
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[4413] | 335 | private RelationMemberData parseRelationMember(Relation r) throws XMLStreamException {
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[4490] | 336 | OsmPrimitiveType type = null;
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| 337 | long id = 0;
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[4413] | 338 | String value = parser.getAttributeValue(null, "ref");
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| 339 | if (value == null) {
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[8510] | 340 | throwException(tr("Missing attribute ''ref'' on member in relation {0}.", r.getUniqueId()));
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[4413] | 341 | }
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| 342 | try {
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[4490] | 343 | id = Long.parseLong(value);
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[8510] | 344 | } catch (NumberFormatException e) {
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[8540] | 345 | throwException(tr("Illegal value for attribute ''ref'' on member in relation {0}. Got {1}", Long.toString(r.getUniqueId()),
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| 346 | value), e);
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[4413] | 347 | }
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| 348 | value = parser.getAttributeValue(null, "type");
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| 349 | if (value == null) {
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[4490] | 350 | throwException(tr("Missing attribute ''type'' on member {0} in relation {1}.", Long.toString(id), Long.toString(r.getUniqueId())));
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[4413] | 351 | }
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| 352 | try {
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[4490] | 353 | type = OsmPrimitiveType.fromApiTypeName(value);
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[8510] | 354 | } catch (IllegalArgumentException e) {
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[8509] | 355 | throwException(tr("Illegal value for attribute ''type'' on member {0} in relation {1}. Got {2}.",
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| 356 | Long.toString(id), Long.toString(r.getUniqueId()), value), e);
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[4413] | 357 | }
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[10308] | 358 | String role = parser.getAttributeValue(null, "role");
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[1677] | 359 |
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[4490] | 360 | if (id == 0) {
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[4413] | 361 | throwException(tr("Incomplete <member> specification with ref=0"));
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| 362 | }
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| 363 | jumpToEnd();
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[4490] | 364 | return new RelationMemberData(role, type, id);
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[4413] | 365 | }
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[1169] | 366 |
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[4414] | 367 | private void parseChangeset(Long uploadChangesetId) throws XMLStreamException {
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| 368 |
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[5996] | 369 | Long id = null;
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| 370 | if (parser.getAttributeValue(null, "id") != null) {
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| 371 | id = getLong("id");
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| 372 | }
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| 373 | // Read changeset info if neither upload-changeset nor id are set, or if they are both set to the same value
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[10223] | 374 | if (Objects.equals(id, uploadChangesetId)) {
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[5996] | 375 | uploadChangeset = new Changeset(id != null ? id.intValue() : 0);
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[4414] | 376 | while (true) {
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| 377 | int event = parser.next();
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| 378 | if (event == XMLStreamConstants.START_ELEMENT) {
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[7012] | 379 | if ("tag".equals(parser.getLocalName())) {
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[4414] | 380 | parseTag(uploadChangeset);
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| 381 | } else {
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[4530] | 382 | parseUnknown();
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---|
[4414] | 383 | }
|
---|
[4645] | 384 | } else if (event == XMLStreamConstants.END_ELEMENT)
|
---|
[4414] | 385 | return;
|
---|
| 386 | }
|
---|
| 387 | } else {
|
---|
| 388 | jumpToEnd(false);
|
---|
| 389 | }
|
---|
| 390 | }
|
---|
| 391 |
|
---|
| 392 | private void parseTag(Tagged t) throws XMLStreamException {
|
---|
[4413] | 393 | String key = parser.getAttributeValue(null, "k");
|
---|
| 394 | String value = parser.getAttributeValue(null, "v");
|
---|
| 395 | if (key == null || value == null) {
|
---|
| 396 | throwException(tr("Missing key or value attribute in tag."));
|
---|
[11435] | 397 | } else if (Utils.isStripEmpty(key) && t instanceof AbstractPrimitive) {
|
---|
| 398 | // #14199: Empty keys as ignored by AbstractPrimitive#put, but it causes problems to fix existing data
|
---|
| 399 | // Drop the tag on import, but flag the primitive as modified
|
---|
| 400 | ((AbstractPrimitive) t).setModified(true);
|
---|
[9087] | 401 | } else {
|
---|
| 402 | t.put(key.intern(), value.intern());
|
---|
[4413] | 403 | }
|
---|
| 404 | jumpToEnd();
|
---|
| 405 | }
|
---|
[1169] | 406 |
|
---|
[4530] | 407 | protected void parseUnknown(boolean printWarning) throws XMLStreamException {
|
---|
[9326] | 408 | final String element = parser.getLocalName();
|
---|
| 409 | if (printWarning && ("note".equals(element) || "meta".equals(element))) {
|
---|
| 410 | // we know that Overpass API returns those elements
|
---|
| 411 | Main.debug(tr("Undefined element ''{0}'' found in input stream. Skipping.", element));
|
---|
| 412 | } else if (printWarning) {
|
---|
| 413 | Main.info(tr("Undefined element ''{0}'' found in input stream. Skipping.", element));
|
---|
[4414] | 414 | }
|
---|
[4413] | 415 | while (true) {
|
---|
| 416 | int event = parser.next();
|
---|
| 417 | if (event == XMLStreamConstants.START_ELEMENT) {
|
---|
[4530] | 418 | parseUnknown(false); /* no more warning for inner elements */
|
---|
[4645] | 419 | } else if (event == XMLStreamConstants.END_ELEMENT)
|
---|
[4413] | 420 | return;
|
---|
| 421 | }
|
---|
| 422 | }
|
---|
[1169] | 423 |
|
---|
[4530] | 424 | protected void parseUnknown() throws XMLStreamException {
|
---|
| 425 | parseUnknown(true);
|
---|
[4413] | 426 | }
|
---|
| 427 |
|
---|
[4414] | 428 | /**
|
---|
| 429 | * When cursor is at the start of an element, moves it to the end tag of that element.
|
---|
| 430 | * Nested content is skipped.
|
---|
| 431 | *
|
---|
[4856] | 432 | * This is basically the same code as parseUnknown(), except for the warnings, which
|
---|
[4414] | 433 | * are displayed for inner elements and not at top level.
|
---|
[9231] | 434 | * @param printWarning if {@code true}, a warning message will be printed if an unknown element is met
|
---|
[8926] | 435 | * @throws XMLStreamException if there is an error processing the underlying XML source
|
---|
[4414] | 436 | */
|
---|
| 437 | private void jumpToEnd(boolean printWarning) throws XMLStreamException {
|
---|
[4413] | 438 | while (true) {
|
---|
| 439 | int event = parser.next();
|
---|
| 440 | if (event == XMLStreamConstants.START_ELEMENT) {
|
---|
[4530] | 441 | parseUnknown(printWarning);
|
---|
[4645] | 442 | } else if (event == XMLStreamConstants.END_ELEMENT)
|
---|
[4413] | 443 | return;
|
---|
[1690] | 444 | }
|
---|
[4413] | 445 | }
|
---|
[283] | 446 |
|
---|
[4414] | 447 | private void jumpToEnd() throws XMLStreamException {
|
---|
| 448 | jumpToEnd(true);
|
---|
| 449 | }
|
---|
| 450 |
|
---|
[4413] | 451 | private User createUser(String uid, String name) throws XMLStreamException {
|
---|
| 452 | if (uid == null) {
|
---|
| 453 | if (name == null)
|
---|
| 454 | return null;
|
---|
| 455 | return User.createLocalUser(name);
|
---|
[1690] | 456 | }
|
---|
[4413] | 457 | try {
|
---|
| 458 | long id = Long.parseLong(uid);
|
---|
| 459 | return User.createOsmUser(id, name);
|
---|
[8510] | 460 | } catch (NumberFormatException e) {
|
---|
[6621] | 461 | throwException(MessageFormat.format("Illegal value for attribute ''uid''. Got ''{0}''.", uid), e);
|
---|
[4413] | 462 | }
|
---|
| 463 | return null;
|
---|
| 464 | }
|
---|
[283] | 465 |
|
---|
[4413] | 466 | /**
|
---|
| 467 | * Read out the common attributes and put them into current OsmPrimitive.
|
---|
[9231] | 468 | * @param current primitive to update
|
---|
[8926] | 469 | * @throws XMLStreamException if there is an error processing the underlying XML source
|
---|
[4413] | 470 | */
|
---|
| 471 | private void readCommon(PrimitiveData current) throws XMLStreamException {
|
---|
| 472 | current.setId(getLong("id"));
|
---|
| 473 | if (current.getUniqueId() == 0) {
|
---|
| 474 | throwException(tr("Illegal object with ID=0."));
|
---|
[1690] | 475 | }
|
---|
[1677] | 476 |
|
---|
[4413] | 477 | String time = parser.getAttributeValue(null, "timestamp");
|
---|
[8461] | 478 | if (time != null && !time.isEmpty()) {
|
---|
[8582] | 479 | current.setRawTimestamp((int) (DateUtils.tsFromString(time)/1000));
|
---|
[4413] | 480 | }
|
---|
[1169] | 481 |
|
---|
[4413] | 482 | String user = parser.getAttributeValue(null, "user");
|
---|
| 483 | String uid = parser.getAttributeValue(null, "uid");
|
---|
| 484 | current.setUser(createUser(uid, user));
|
---|
[2070] | 485 |
|
---|
[4413] | 486 | String visible = parser.getAttributeValue(null, "visible");
|
---|
| 487 | if (visible != null) {
|
---|
| 488 | current.setVisible(Boolean.parseBoolean(visible));
|
---|
| 489 | }
|
---|
| 490 |
|
---|
| 491 | String versionString = parser.getAttributeValue(null, "version");
|
---|
| 492 | int version = 0;
|
---|
| 493 | if (versionString != null) {
|
---|
| 494 | try {
|
---|
| 495 | version = Integer.parseInt(versionString);
|
---|
[8510] | 496 | } catch (NumberFormatException e) {
|
---|
[7869] | 497 | throwException(tr("Illegal value for attribute ''version'' on OSM primitive with ID {0}. Got {1}.",
|
---|
| 498 | Long.toString(current.getUniqueId()), versionString), e);
|
---|
[1690] | 499 | }
|
---|
[7012] | 500 | switch (ds.getVersion()) {
|
---|
| 501 | case "0.6":
|
---|
[6936] | 502 | if (version <= 0 && !current.isNew()) {
|
---|
[7869] | 503 | throwException(tr("Illegal value for attribute ''version'' on OSM primitive with ID {0}. Got {1}.",
|
---|
| 504 | Long.toString(current.getUniqueId()), versionString));
|
---|
[6936] | 505 | } else if (version < 0 && current.isNew()) {
|
---|
[7869] | 506 | Main.warn(tr("Normalizing value of attribute ''version'' of element {0} to {2}, API version is ''{3}''. Got {1}.",
|
---|
| 507 | current.getUniqueId(), version, 0, "0.6"));
|
---|
[4413] | 508 | version = 0;
|
---|
[2070] | 509 | }
|
---|
[7012] | 510 | break;
|
---|
| 511 | default:
|
---|
[4413] | 512 | // should not happen. API version has been checked before
|
---|
| 513 | throwException(tr("Unknown or unsupported API version. Got {0}.", ds.getVersion()));
|
---|
[2070] | 514 | }
|
---|
[4413] | 515 | } else {
|
---|
| 516 | // version expected for OSM primitives with an id assigned by the server (id > 0), since API 0.6
|
---|
[7012] | 517 | if (!current.isNew() && ds.getVersion() != null && "0.6".equals(ds.getVersion())) {
|
---|
[4413] | 518 | throwException(tr("Missing attribute ''version'' on OSM primitive with ID {0}.", Long.toString(current.getUniqueId())));
|
---|
[2070] | 519 | }
|
---|
[4413] | 520 | }
|
---|
| 521 | current.setVersion(version);
|
---|
[2604] | 522 |
|
---|
[4413] | 523 | String action = parser.getAttributeValue(null, "action");
|
---|
| 524 | if (action == null) {
|
---|
| 525 | // do nothing
|
---|
[7012] | 526 | } else if ("delete".equals(action)) {
|
---|
[4413] | 527 | current.setDeleted(true);
|
---|
| 528 | current.setModified(current.isVisible());
|
---|
[7012] | 529 | } else if ("modify".equals(action)) {
|
---|
[4413] | 530 | current.setModified(true);
|
---|
| 531 | }
|
---|
| 532 |
|
---|
| 533 | String v = parser.getAttributeValue(null, "changeset");
|
---|
| 534 | if (v == null) {
|
---|
| 535 | current.setChangesetId(0);
|
---|
| 536 | } else {
|
---|
| 537 | try {
|
---|
| 538 | current.setChangesetId(Integer.parseInt(v));
|
---|
[7081] | 539 | } catch (IllegalArgumentException e) {
|
---|
| 540 | Main.debug(e.getMessage());
|
---|
[6936] | 541 | if (current.isNew()) {
|
---|
[4413] | 542 | // for a new primitive we just log a warning
|
---|
[8540] | 543 | Main.info(tr("Illegal value for attribute ''changeset'' on new object {1}. Got {0}. Resetting to 0.",
|
---|
| 544 | v, current.getUniqueId()));
|
---|
[4413] | 545 | current.setChangesetId(0);
|
---|
| 546 | } else {
|
---|
| 547 | // for an existing primitive this is a problem
|
---|
[6621] | 548 | throwException(tr("Illegal value for attribute ''changeset''. Got {0}.", v), e);
|
---|
[2604] | 549 | }
|
---|
[7081] | 550 | } catch (IllegalStateException e) {
|
---|
| 551 | // thrown for positive changeset id on new primitives
|
---|
[10627] | 552 | Main.debug(e);
|
---|
[7081] | 553 | Main.info(e.getMessage());
|
---|
| 554 | current.setChangesetId(0);
|
---|
[4413] | 555 | }
|
---|
[7081] | 556 | if (current.getChangesetId() <= 0) {
|
---|
[6936] | 557 | if (current.isNew()) {
|
---|
[4413] | 558 | // for a new primitive we just log a warning
|
---|
[8540] | 559 | Main.info(tr("Illegal value for attribute ''changeset'' on new object {1}. Got {0}. Resetting to 0.",
|
---|
| 560 | v, current.getUniqueId()));
|
---|
[4413] | 561 | current.setChangesetId(0);
|
---|
| 562 | } else {
|
---|
| 563 | // for an existing primitive this is a problem
|
---|
| 564 | throwException(tr("Illegal value for attribute ''changeset''. Got {0}.", v));
|
---|
[2604] | 565 | }
|
---|
| 566 | }
|
---|
[1690] | 567 | }
|
---|
[4413] | 568 | }
|
---|
[283] | 569 |
|
---|
[4413] | 570 | private long getLong(String name) throws XMLStreamException {
|
---|
| 571 | String value = parser.getAttributeValue(null, name);
|
---|
| 572 | if (value == null) {
|
---|
[8510] | 573 | throwException(tr("Missing required attribute ''{0}''.", name));
|
---|
[4413] | 574 | }
|
---|
| 575 | try {
|
---|
| 576 | return Long.parseLong(value);
|
---|
[8510] | 577 | } catch (NumberFormatException e) {
|
---|
| 578 | throwException(tr("Illegal long value for attribute ''{0}''. Got ''{1}''.", name, value), e);
|
---|
[4413] | 579 | }
|
---|
| 580 | return 0; // should not happen
|
---|
| 581 | }
|
---|
| 582 |
|
---|
[6621] | 583 | /**
|
---|
| 584 | * Exception thrown after user cancelation.
|
---|
| 585 | */
|
---|
[10235] | 586 | private static final class OsmParsingCanceledException extends XmlStreamParsingException implements ImportCancelException {
|
---|
[6621] | 587 | /**
|
---|
| 588 | * Constructs a new {@code OsmParsingCanceledException}.
|
---|
| 589 | * @param msg The error message
|
---|
| 590 | * @param location The parser location
|
---|
| 591 | */
|
---|
[8836] | 592 | OsmParsingCanceledException(String msg, Location location) {
|
---|
[6621] | 593 | super(msg, location);
|
---|
| 594 | }
|
---|
| 595 | }
|
---|
| 596 |
|
---|
[11919] | 597 | @Override
|
---|
[4530] | 598 | protected DataSet doParseDataSet(InputStream source, ProgressMonitor progressMonitor) throws IllegalDataException {
|
---|
[2604] | 599 | if (progressMonitor == null) {
|
---|
| 600 | progressMonitor = NullProgressMonitor.INSTANCE;
|
---|
| 601 | }
|
---|
[10615] | 602 | ProgressMonitor.CancelListener cancelListener = () -> cancel = true;
|
---|
[5859] | 603 | progressMonitor.addCancelListener(cancelListener);
|
---|
[2852] | 604 | CheckParameterUtil.ensureParameterNotNull(source, "source");
|
---|
[1690] | 605 | try {
|
---|
[2070] | 606 | progressMonitor.beginTask(tr("Prepare OSM data...", 2));
|
---|
[2751] | 607 | progressMonitor.indeterminateSubTask(tr("Parsing OSM data..."));
|
---|
[3372] | 608 |
|
---|
[7033] | 609 | try (InputStreamReader ir = UTFInputStreamReader.create(source)) {
|
---|
[10702] | 610 | XMLInputFactory factory = XMLInputFactory.newInstance();
|
---|
| 611 | // do not try to load external entities
|
---|
| 612 | factory.setProperty(XMLInputFactory.IS_SUPPORTING_EXTERNAL_ENTITIES, Boolean.FALSE);
|
---|
| 613 | factory.setProperty(XMLInputFactory.SUPPORT_DTD, Boolean.FALSE);
|
---|
| 614 | setParser(factory.createXMLStreamReader(ir));
|
---|
[7033] | 615 | parse();
|
---|
| 616 | }
|
---|
[2070] | 617 | progressMonitor.worked(1);
|
---|
[1353] | 618 |
|
---|
[2751] | 619 | progressMonitor.indeterminateSubTask(tr("Preparing data set..."));
|
---|
[4530] | 620 | prepareDataSet();
|
---|
[1811] | 621 | progressMonitor.worked(1);
|
---|
[4645] | 622 |
|
---|
| 623 | // iterate over registered postprocessors and give them each a chance
|
---|
| 624 | // to modify the dataset we have just loaded.
|
---|
| 625 | if (postprocessors != null) {
|
---|
| 626 | for (OsmServerReadPostprocessor pp : postprocessors) {
|
---|
| 627 | pp.postprocessDataSet(getDataSet(), progressMonitor);
|
---|
| 628 | }
|
---|
| 629 | }
|
---|
[4530] | 630 | return getDataSet();
|
---|
[8510] | 631 | } catch (IllegalDataException e) {
|
---|
[2070] | 632 | throw e;
|
---|
[10235] | 633 | } catch (XmlStreamParsingException e) {
|
---|
[2070] | 634 | throw new IllegalDataException(e.getMessage(), e);
|
---|
[8510] | 635 | } catch (XMLStreamException e) {
|
---|
[4413] | 636 | String msg = e.getMessage();
|
---|
| 637 | Pattern p = Pattern.compile("Message: (.+)");
|
---|
| 638 | Matcher m = p.matcher(msg);
|
---|
| 639 | if (m.find()) {
|
---|
| 640 | msg = m.group(1);
|
---|
| 641 | }
|
---|
[4645] | 642 | if (e.getLocation() != null)
|
---|
[8509] | 643 | throw new IllegalDataException(tr("Line {0} column {1}: ",
|
---|
| 644 | e.getLocation().getLineNumber(), e.getLocation().getColumnNumber()) + msg, e);
|
---|
[4645] | 645 | else
|
---|
[4413] | 646 | throw new IllegalDataException(msg, e);
|
---|
[10212] | 647 | } catch (IOException e) {
|
---|
[2070] | 648 | throw new IllegalDataException(e);
|
---|
[1811] | 649 | } finally {
|
---|
| 650 | progressMonitor.finishTask();
|
---|
[5859] | 651 | progressMonitor.removeCancelListener(cancelListener);
|
---|
[1811] | 652 | }
|
---|
[1690] | 653 | }
|
---|
[4645] | 654 |
|
---|
[4530] | 655 | /**
|
---|
| 656 | * Parse the given input source and return the dataset.
|
---|
| 657 | *
|
---|
| 658 | * @param source the source input stream. Must not be null.
|
---|
[5266] | 659 | * @param progressMonitor the progress monitor. If null, {@link NullProgressMonitor#INSTANCE} is assumed
|
---|
[4530] | 660 | *
|
---|
| 661 | * @return the dataset with the parsed data
|
---|
[8509] | 662 | * @throws IllegalDataException if an error was found while parsing the data from the source
|
---|
[8291] | 663 | * @throws IllegalArgumentException if source is null
|
---|
[4530] | 664 | */
|
---|
| 665 | public static DataSet parseDataSet(InputStream source, ProgressMonitor progressMonitor) throws IllegalDataException {
|
---|
| 666 | return new OsmReader().doParseDataSet(source, progressMonitor);
|
---|
| 667 | }
|
---|
[283] | 668 | }
|
---|