[8378] | 1 | // License: GPL. For details, see LICENSE file.
|
---|
[283] | 2 | package org.openstreetmap.josm.io;
|
---|
| 3 |
|
---|
| 4 | import static org.openstreetmap.josm.tools.I18n.tr;
|
---|
| 5 |
|
---|
[10212] | 6 | import java.io.IOException;
|
---|
[283] | 7 | import java.io.InputStream;
|
---|
[4413] | 8 | import java.io.InputStreamReader;
|
---|
[2852] | 9 | import java.text.MessageFormat;
|
---|
[362] | 10 | import java.util.ArrayList;
|
---|
[283] | 11 | import java.util.Collection;
|
---|
[6316] | 12 | import java.util.List;
|
---|
[10223] | 13 | import java.util.Objects;
|
---|
[13453] | 14 | import java.util.function.Consumer;
|
---|
[4413] | 15 | import java.util.regex.Matcher;
|
---|
| 16 | import java.util.regex.Pattern;
|
---|
[283] | 17 |
|
---|
[4530] | 18 | import javax.xml.stream.Location;
|
---|
[4413] | 19 | import javax.xml.stream.XMLInputFactory;
|
---|
| 20 | import javax.xml.stream.XMLStreamConstants;
|
---|
| 21 | import javax.xml.stream.XMLStreamException;
|
---|
[4530] | 22 | import javax.xml.stream.XMLStreamReader;
|
---|
[319] | 23 |
|
---|
[286] | 24 | import org.openstreetmap.josm.data.Bounds;
|
---|
[7575] | 25 | import org.openstreetmap.josm.data.DataSource;
|
---|
[283] | 26 | import org.openstreetmap.josm.data.coor.LatLon;
|
---|
[11435] | 27 | import org.openstreetmap.josm.data.osm.AbstractPrimitive;
|
---|
[4414] | 28 | import org.openstreetmap.josm.data.osm.Changeset;
|
---|
[283] | 29 | import org.openstreetmap.josm.data.osm.DataSet;
|
---|
[13559] | 30 | import org.openstreetmap.josm.data.osm.DownloadPolicy;
|
---|
| 31 | import org.openstreetmap.josm.data.osm.UploadPolicy;
|
---|
[582] | 32 | import org.openstreetmap.josm.data.osm.Node;
|
---|
[2932] | 33 | import org.openstreetmap.josm.data.osm.NodeData;
|
---|
[2444] | 34 | import org.openstreetmap.josm.data.osm.OsmPrimitiveType;
|
---|
[2932] | 35 | import org.openstreetmap.josm.data.osm.PrimitiveData;
|
---|
[343] | 36 | import org.openstreetmap.josm.data.osm.Relation;
|
---|
[2932] | 37 | import org.openstreetmap.josm.data.osm.RelationData;
|
---|
[4490] | 38 | import org.openstreetmap.josm.data.osm.RelationMemberData;
|
---|
[4414] | 39 | import org.openstreetmap.josm.data.osm.Tagged;
|
---|
[283] | 40 | import org.openstreetmap.josm.data.osm.User;
|
---|
| 41 | import org.openstreetmap.josm.data.osm.Way;
|
---|
[2932] | 42 | import org.openstreetmap.josm.data.osm.WayData;
|
---|
[2604] | 43 | import org.openstreetmap.josm.gui.progress.NullProgressMonitor;
|
---|
[1811] | 44 | import org.openstreetmap.josm.gui.progress.ProgressMonitor;
|
---|
[2852] | 45 | import org.openstreetmap.josm.tools.CheckParameterUtil;
|
---|
[12620] | 46 | import org.openstreetmap.josm.tools.Logging;
|
---|
[12588] | 47 | import org.openstreetmap.josm.tools.UncheckedParseException;
|
---|
[11435] | 48 | import org.openstreetmap.josm.tools.Utils;
|
---|
[7299] | 49 | import org.openstreetmap.josm.tools.date.DateUtils;
|
---|
[283] | 50 |
|
---|
| 51 | /**
|
---|
[2115] | 52 | * Parser for the Osm Api. Read from an input stream and construct a dataset out of it.
|
---|
[283] | 53 | *
|
---|
[4413] | 54 | * For each xml element, there is a dedicated method.
|
---|
| 55 | * The XMLStreamReader cursor points to the start of the element, when the method is
|
---|
| 56 | * entered, and it must point to the end of the same element, when it is exited.
|
---|
[283] | 57 | */
|
---|
[4490] | 58 | public class OsmReader extends AbstractReader {
|
---|
[4413] | 59 |
|
---|
[4530] | 60 | protected XMLStreamReader parser;
|
---|
[4413] | 61 |
|
---|
[5859] | 62 | protected boolean cancel;
|
---|
| 63 |
|
---|
[4645] | 64 | /** Used by plugins to register themselves as data postprocessors. */
|
---|
[8126] | 65 | private static volatile List<OsmServerReadPostprocessor> postprocessors;
|
---|
[4645] | 66 |
|
---|
[9231] | 67 | /** Register a new postprocessor.
|
---|
| 68 | * @param pp postprocessor
|
---|
| 69 | * @see #deregisterPostprocessor
|
---|
| 70 | */
|
---|
[4645] | 71 | public static void registerPostprocessor(OsmServerReadPostprocessor pp) {
|
---|
| 72 | if (postprocessors == null) {
|
---|
[7005] | 73 | postprocessors = new ArrayList<>();
|
---|
[4645] | 74 | }
|
---|
| 75 | postprocessors.add(pp);
|
---|
| 76 | }
|
---|
| 77 |
|
---|
[9231] | 78 | /**
|
---|
| 79 | * Deregister a postprocessor previously registered with {@link #registerPostprocessor}.
|
---|
| 80 | * @param pp postprocessor
|
---|
| 81 | * @see #registerPostprocessor
|
---|
| 82 | */
|
---|
[4645] | 83 | public static void deregisterPostprocessor(OsmServerReadPostprocessor pp) {
|
---|
| 84 | if (postprocessors != null) {
|
---|
| 85 | postprocessors.remove(pp);
|
---|
| 86 | }
|
---|
| 87 | }
|
---|
| 88 |
|
---|
[1772] | 89 | /**
|
---|
[4530] | 90 | * constructor (for private and subclasses use only)
|
---|
[1811] | 91 | *
|
---|
[5881] | 92 | * @see #parseDataSet(InputStream, ProgressMonitor)
|
---|
[1772] | 93 | */
|
---|
[4530] | 94 | protected OsmReader() {
|
---|
[8415] | 95 | // Restricts visibility
|
---|
[1772] | 96 | }
|
---|
| 97 |
|
---|
[4530] | 98 | protected void setParser(XMLStreamReader parser) {
|
---|
[4413] | 99 | this.parser = parser;
|
---|
[1690] | 100 | }
|
---|
[1353] | 101 |
|
---|
[6621] | 102 | protected void throwException(String msg, Throwable th) throws XMLStreamException {
|
---|
[10235] | 103 | throw new XmlStreamParsingException(msg, parser.getLocation(), th);
|
---|
[6621] | 104 | }
|
---|
| 105 |
|
---|
[4413] | 106 | protected void throwException(String msg) throws XMLStreamException {
|
---|
[10235] | 107 | throw new XmlStreamParsingException(msg, parser.getLocation());
|
---|
[4413] | 108 | }
|
---|
[1677] | 109 |
|
---|
[4530] | 110 | protected void parse() throws XMLStreamException {
|
---|
[4413] | 111 | int event = parser.getEventType();
|
---|
| 112 | while (true) {
|
---|
| 113 | if (event == XMLStreamConstants.START_ELEMENT) {
|
---|
[4530] | 114 | parseRoot();
|
---|
[4645] | 115 | } else if (event == XMLStreamConstants.END_ELEMENT)
|
---|
[4413] | 116 | return;
|
---|
| 117 | if (parser.hasNext()) {
|
---|
| 118 | event = parser.next();
|
---|
| 119 | } else {
|
---|
| 120 | break;
|
---|
| 121 | }
|
---|
| 122 | }
|
---|
| 123 | parser.close();
|
---|
| 124 | }
|
---|
[4645] | 125 |
|
---|
[4530] | 126 | protected void parseRoot() throws XMLStreamException {
|
---|
[7012] | 127 | if ("osm".equals(parser.getLocalName())) {
|
---|
[4530] | 128 | parseOsm();
|
---|
| 129 | } else {
|
---|
| 130 | parseUnknown();
|
---|
| 131 | }
|
---|
| 132 | }
|
---|
[2070] | 133 |
|
---|
[4413] | 134 | private void parseOsm() throws XMLStreamException {
|
---|
| 135 | String v = parser.getAttributeValue(null, "version");
|
---|
| 136 | if (v == null) {
|
---|
| 137 | throwException(tr("Missing mandatory attribute ''{0}''.", "version"));
|
---|
[2070] | 138 | }
|
---|
[7013] | 139 | if (!"0.6".equals(v)) {
|
---|
[4413] | 140 | throwException(tr("Unsupported version: {0}", v));
|
---|
| 141 | }
|
---|
[4414] | 142 | ds.setVersion(v);
|
---|
[13453] | 143 | parsePolicy("download", policy -> ds.setDownloadPolicy(DownloadPolicy.of(policy)));
|
---|
| 144 | parsePolicy("upload", policy -> ds.setUploadPolicy(UploadPolicy.of(policy)));
|
---|
| 145 | if ("true".equalsIgnoreCase(parser.getAttributeValue(null, "locked"))) {
|
---|
| 146 | ds.lock();
|
---|
[5025] | 147 | }
|
---|
[4413] | 148 | String generator = parser.getAttributeValue(null, "generator");
|
---|
[4414] | 149 | Long uploadChangesetId = null;
|
---|
| 150 | if (parser.getAttributeValue(null, "upload-changeset") != null) {
|
---|
| 151 | uploadChangesetId = getLong("upload-changeset");
|
---|
| 152 | }
|
---|
[4413] | 153 | while (true) {
|
---|
| 154 | int event = parser.next();
|
---|
[6070] | 155 |
|
---|
[5859] | 156 | if (cancel) {
|
---|
| 157 | cancel = false;
|
---|
[6621] | 158 | throw new OsmParsingCanceledException(tr("Reading was canceled"), parser.getLocation());
|
---|
[5859] | 159 | }
|
---|
[6070] | 160 |
|
---|
[4413] | 161 | if (event == XMLStreamConstants.START_ELEMENT) {
|
---|
[7012] | 162 | switch (parser.getLocalName()) {
|
---|
| 163 | case "bounds":
|
---|
[4413] | 164 | parseBounds(generator);
|
---|
[7012] | 165 | break;
|
---|
| 166 | case "node":
|
---|
[4413] | 167 | parseNode();
|
---|
[7012] | 168 | break;
|
---|
| 169 | case "way":
|
---|
[4413] | 170 | parseWay();
|
---|
[7012] | 171 | break;
|
---|
| 172 | case "relation":
|
---|
[4413] | 173 | parseRelation();
|
---|
[7012] | 174 | break;
|
---|
| 175 | case "changeset":
|
---|
[4414] | 176 | parseChangeset(uploadChangesetId);
|
---|
[7012] | 177 | break;
|
---|
| 178 | default:
|
---|
[4530] | 179 | parseUnknown();
|
---|
[4413] | 180 | }
|
---|
[13434] | 181 | } else if (event == XMLStreamConstants.END_ELEMENT) {
|
---|
[4413] | 182 | return;
|
---|
[13434] | 183 | }
|
---|
[4413] | 184 | }
|
---|
| 185 | }
|
---|
[2070] | 186 |
|
---|
[13453] | 187 | private void parsePolicy(String key, Consumer<String> consumer) throws XMLStreamException {
|
---|
| 188 | String policy = parser.getAttributeValue(null, key);
|
---|
| 189 | if (policy != null) {
|
---|
| 190 | try {
|
---|
| 191 | consumer.accept(policy);
|
---|
| 192 | } catch (IllegalArgumentException e) {
|
---|
| 193 | throwException(MessageFormat.format("Illegal value for attribute ''{0}''. Got ''{1}''.", key, policy), e);
|
---|
| 194 | }
|
---|
| 195 | }
|
---|
| 196 | }
|
---|
| 197 |
|
---|
[4413] | 198 | private void parseBounds(String generator) throws XMLStreamException {
|
---|
| 199 | String minlon = parser.getAttributeValue(null, "minlon");
|
---|
| 200 | String minlat = parser.getAttributeValue(null, "minlat");
|
---|
| 201 | String maxlon = parser.getAttributeValue(null, "maxlon");
|
---|
| 202 | String maxlat = parser.getAttributeValue(null, "maxlat");
|
---|
| 203 | String origin = parser.getAttributeValue(null, "origin");
|
---|
| 204 | if (minlon != null && maxlon != null && minlat != null && maxlat != null) {
|
---|
| 205 | if (origin == null) {
|
---|
| 206 | origin = generator;
|
---|
| 207 | }
|
---|
| 208 | Bounds bounds = new Bounds(
|
---|
| 209 | Double.parseDouble(minlat), Double.parseDouble(minlon),
|
---|
| 210 | Double.parseDouble(maxlat), Double.parseDouble(maxlon));
|
---|
| 211 | if (bounds.isOutOfTheWorld()) {
|
---|
| 212 | Bounds copy = new Bounds(bounds);
|
---|
| 213 | bounds.normalize();
|
---|
[12620] | 214 | Logging.info("Bbox " + copy + " is out of the world, normalized to " + bounds);
|
---|
[4413] | 215 | }
|
---|
| 216 | DataSource src = new DataSource(bounds, origin);
|
---|
[11627] | 217 | ds.addDataSource(src);
|
---|
[4413] | 218 | } else {
|
---|
[8510] | 219 | throwException(tr("Missing mandatory attributes on element ''bounds''. " +
|
---|
[12138] | 220 | "Got minlon=''{0}'',minlat=''{1}'',maxlon=''{2}'',maxlat=''{3}'', origin=''{4}''.",
|
---|
[4413] | 221 | minlon, minlat, maxlon, maxlat, origin
|
---|
| 222 | ));
|
---|
[2070] | 223 | }
|
---|
[4413] | 224 | jumpToEnd();
|
---|
| 225 | }
|
---|
[1169] | 226 |
|
---|
[4532] | 227 | protected Node parseNode() throws XMLStreamException {
|
---|
[4413] | 228 | NodeData nd = new NodeData();
|
---|
[5326] | 229 | String lat = parser.getAttributeValue(null, "lat");
|
---|
| 230 | String lon = parser.getAttributeValue(null, "lon");
|
---|
[12087] | 231 | LatLon ll = null;
|
---|
[5326] | 232 | if (lat != null && lon != null) {
|
---|
[12136] | 233 | try {
|
---|
| 234 | ll = new LatLon(Double.parseDouble(lat), Double.parseDouble(lon));
|
---|
| 235 | nd.setCoor(ll);
|
---|
| 236 | } catch (NumberFormatException e) {
|
---|
[12620] | 237 | Logging.trace(e);
|
---|
[12136] | 238 | }
|
---|
[5326] | 239 | }
|
---|
[4413] | 240 | readCommon(nd);
|
---|
[12136] | 241 | if (lat != null && lon != null && (ll == null || !ll.isValid())) {
|
---|
[12087] | 242 | throwException(tr("Illegal value for attributes ''lat'', ''lon'' on node with ID {0}. Got ''{1}'', ''{2}''.",
|
---|
| 243 | Long.toString(nd.getId()), lat, lon));
|
---|
| 244 | }
|
---|
[4413] | 245 | Node n = new Node(nd.getId(), nd.getVersion());
|
---|
| 246 | n.setVisible(nd.isVisible());
|
---|
| 247 | n.load(nd);
|
---|
| 248 | externalIdMap.put(nd.getPrimitiveId(), n);
|
---|
| 249 | while (true) {
|
---|
| 250 | int event = parser.next();
|
---|
| 251 | if (event == XMLStreamConstants.START_ELEMENT) {
|
---|
[7012] | 252 | if ("tag".equals(parser.getLocalName())) {
|
---|
[4413] | 253 | parseTag(n);
|
---|
| 254 | } else {
|
---|
[4530] | 255 | parseUnknown();
|
---|
[4413] | 256 | }
|
---|
[4645] | 257 | } else if (event == XMLStreamConstants.END_ELEMENT)
|
---|
[4532] | 258 | return n;
|
---|
[4413] | 259 | }
|
---|
| 260 | }
|
---|
[3129] | 261 |
|
---|
[4532] | 262 | protected Way parseWay() throws XMLStreamException {
|
---|
[4413] | 263 | WayData wd = new WayData();
|
---|
| 264 | readCommon(wd);
|
---|
| 265 | Way w = new Way(wd.getId(), wd.getVersion());
|
---|
| 266 | w.setVisible(wd.isVisible());
|
---|
| 267 | w.load(wd);
|
---|
| 268 | externalIdMap.put(wd.getPrimitiveId(), w);
|
---|
[1690] | 269 |
|
---|
[7005] | 270 | Collection<Long> nodeIds = new ArrayList<>();
|
---|
[4413] | 271 | while (true) {
|
---|
| 272 | int event = parser.next();
|
---|
| 273 | if (event == XMLStreamConstants.START_ELEMENT) {
|
---|
[7012] | 274 | switch (parser.getLocalName()) {
|
---|
| 275 | case "nd":
|
---|
[4413] | 276 | nodeIds.add(parseWayNode(w));
|
---|
[7012] | 277 | break;
|
---|
| 278 | case "tag":
|
---|
[4413] | 279 | parseTag(w);
|
---|
[7012] | 280 | break;
|
---|
| 281 | default:
|
---|
[4530] | 282 | parseUnknown();
|
---|
[4413] | 283 | }
|
---|
| 284 | } else if (event == XMLStreamConstants.END_ELEMENT) {
|
---|
| 285 | break;
|
---|
| 286 | }
|
---|
| 287 | }
|
---|
[6093] | 288 | if (w.isDeleted() && !nodeIds.isEmpty()) {
|
---|
[13196] | 289 | Logging.info(tr("Deleted way {0} contains nodes", Long.toString(w.getUniqueId())));
|
---|
[7005] | 290 | nodeIds = new ArrayList<>();
|
---|
[4413] | 291 | }
|
---|
| 292 | ways.put(wd.getUniqueId(), nodeIds);
|
---|
[4532] | 293 | return w;
|
---|
[4413] | 294 | }
|
---|
[1690] | 295 |
|
---|
[4413] | 296 | private long parseWayNode(Way w) throws XMLStreamException {
|
---|
| 297 | if (parser.getAttributeValue(null, "ref") == null) {
|
---|
| 298 | throwException(
|
---|
[13196] | 299 | tr("Missing mandatory attribute ''{0}'' on <nd> of way {1}.", "ref", Long.toString(w.getUniqueId()))
|
---|
[4413] | 300 | );
|
---|
| 301 | }
|
---|
| 302 | long id = getLong("ref");
|
---|
| 303 | if (id == 0) {
|
---|
| 304 | throwException(
|
---|
[13196] | 305 | tr("Illegal value of attribute ''ref'' of element <nd>. Got {0}.", Long.toString(id))
|
---|
[4413] | 306 | );
|
---|
| 307 | }
|
---|
| 308 | jumpToEnd();
|
---|
| 309 | return id;
|
---|
| 310 | }
|
---|
[1169] | 311 |
|
---|
[4532] | 312 | protected Relation parseRelation() throws XMLStreamException {
|
---|
[4413] | 313 | RelationData rd = new RelationData();
|
---|
| 314 | readCommon(rd);
|
---|
| 315 | Relation r = new Relation(rd.getId(), rd.getVersion());
|
---|
| 316 | r.setVisible(rd.isVisible());
|
---|
| 317 | r.load(rd);
|
---|
| 318 | externalIdMap.put(rd.getPrimitiveId(), r);
|
---|
[343] | 319 |
|
---|
[7005] | 320 | Collection<RelationMemberData> members = new ArrayList<>();
|
---|
[4413] | 321 | while (true) {
|
---|
| 322 | int event = parser.next();
|
---|
| 323 | if (event == XMLStreamConstants.START_ELEMENT) {
|
---|
[7012] | 324 | switch (parser.getLocalName()) {
|
---|
| 325 | case "member":
|
---|
[4413] | 326 | members.add(parseRelationMember(r));
|
---|
[7012] | 327 | break;
|
---|
| 328 | case "tag":
|
---|
[4413] | 329 | parseTag(r);
|
---|
[7012] | 330 | break;
|
---|
| 331 | default:
|
---|
[4530] | 332 | parseUnknown();
|
---|
[4413] | 333 | }
|
---|
| 334 | } else if (event == XMLStreamConstants.END_ELEMENT) {
|
---|
| 335 | break;
|
---|
| 336 | }
|
---|
| 337 | }
|
---|
[6093] | 338 | if (r.isDeleted() && !members.isEmpty()) {
|
---|
[13196] | 339 | Logging.info(tr("Deleted relation {0} contains members", Long.toString(r.getUniqueId())));
|
---|
[7005] | 340 | members = new ArrayList<>();
|
---|
[4413] | 341 | }
|
---|
| 342 | relations.put(rd.getUniqueId(), members);
|
---|
[4532] | 343 | return r;
|
---|
[4413] | 344 | }
|
---|
[283] | 345 |
|
---|
[4413] | 346 | private RelationMemberData parseRelationMember(Relation r) throws XMLStreamException {
|
---|
[4490] | 347 | OsmPrimitiveType type = null;
|
---|
| 348 | long id = 0;
|
---|
[4413] | 349 | String value = parser.getAttributeValue(null, "ref");
|
---|
| 350 | if (value == null) {
|
---|
[13196] | 351 | throwException(tr("Missing attribute ''ref'' on member in relation {0}.", Long.toString(r.getUniqueId())));
|
---|
[4413] | 352 | }
|
---|
| 353 | try {
|
---|
[4490] | 354 | id = Long.parseLong(value);
|
---|
[8510] | 355 | } catch (NumberFormatException e) {
|
---|
[8540] | 356 | throwException(tr("Illegal value for attribute ''ref'' on member in relation {0}. Got {1}", Long.toString(r.getUniqueId()),
|
---|
| 357 | value), e);
|
---|
[4413] | 358 | }
|
---|
| 359 | value = parser.getAttributeValue(null, "type");
|
---|
| 360 | if (value == null) {
|
---|
[4490] | 361 | throwException(tr("Missing attribute ''type'' on member {0} in relation {1}.", Long.toString(id), Long.toString(r.getUniqueId())));
|
---|
[4413] | 362 | }
|
---|
| 363 | try {
|
---|
[4490] | 364 | type = OsmPrimitiveType.fromApiTypeName(value);
|
---|
[8510] | 365 | } catch (IllegalArgumentException e) {
|
---|
[8509] | 366 | throwException(tr("Illegal value for attribute ''type'' on member {0} in relation {1}. Got {2}.",
|
---|
| 367 | Long.toString(id), Long.toString(r.getUniqueId()), value), e);
|
---|
[4413] | 368 | }
|
---|
[10308] | 369 | String role = parser.getAttributeValue(null, "role");
|
---|
[1677] | 370 |
|
---|
[4490] | 371 | if (id == 0) {
|
---|
[4413] | 372 | throwException(tr("Incomplete <member> specification with ref=0"));
|
---|
| 373 | }
|
---|
| 374 | jumpToEnd();
|
---|
[4490] | 375 | return new RelationMemberData(role, type, id);
|
---|
[4413] | 376 | }
|
---|
[1169] | 377 |
|
---|
[4414] | 378 | private void parseChangeset(Long uploadChangesetId) throws XMLStreamException {
|
---|
| 379 |
|
---|
[5996] | 380 | Long id = null;
|
---|
| 381 | if (parser.getAttributeValue(null, "id") != null) {
|
---|
| 382 | id = getLong("id");
|
---|
| 383 | }
|
---|
| 384 | // Read changeset info if neither upload-changeset nor id are set, or if they are both set to the same value
|
---|
[10223] | 385 | if (Objects.equals(id, uploadChangesetId)) {
|
---|
[5996] | 386 | uploadChangeset = new Changeset(id != null ? id.intValue() : 0);
|
---|
[4414] | 387 | while (true) {
|
---|
| 388 | int event = parser.next();
|
---|
| 389 | if (event == XMLStreamConstants.START_ELEMENT) {
|
---|
[7012] | 390 | if ("tag".equals(parser.getLocalName())) {
|
---|
[4414] | 391 | parseTag(uploadChangeset);
|
---|
| 392 | } else {
|
---|
[4530] | 393 | parseUnknown();
|
---|
[4414] | 394 | }
|
---|
[4645] | 395 | } else if (event == XMLStreamConstants.END_ELEMENT)
|
---|
[4414] | 396 | return;
|
---|
| 397 | }
|
---|
| 398 | } else {
|
---|
| 399 | jumpToEnd(false);
|
---|
| 400 | }
|
---|
| 401 | }
|
---|
| 402 |
|
---|
| 403 | private void parseTag(Tagged t) throws XMLStreamException {
|
---|
[4413] | 404 | String key = parser.getAttributeValue(null, "k");
|
---|
| 405 | String value = parser.getAttributeValue(null, "v");
|
---|
| 406 | if (key == null || value == null) {
|
---|
| 407 | throwException(tr("Missing key or value attribute in tag."));
|
---|
[11435] | 408 | } else if (Utils.isStripEmpty(key) && t instanceof AbstractPrimitive) {
|
---|
| 409 | // #14199: Empty keys as ignored by AbstractPrimitive#put, but it causes problems to fix existing data
|
---|
| 410 | // Drop the tag on import, but flag the primitive as modified
|
---|
| 411 | ((AbstractPrimitive) t).setModified(true);
|
---|
[9087] | 412 | } else {
|
---|
| 413 | t.put(key.intern(), value.intern());
|
---|
[4413] | 414 | }
|
---|
| 415 | jumpToEnd();
|
---|
| 416 | }
|
---|
[1169] | 417 |
|
---|
[4530] | 418 | protected void parseUnknown(boolean printWarning) throws XMLStreamException {
|
---|
[9326] | 419 | final String element = parser.getLocalName();
|
---|
| 420 | if (printWarning && ("note".equals(element) || "meta".equals(element))) {
|
---|
| 421 | // we know that Overpass API returns those elements
|
---|
[12620] | 422 | Logging.debug(tr("Undefined element ''{0}'' found in input stream. Skipping.", element));
|
---|
[9326] | 423 | } else if (printWarning) {
|
---|
[12620] | 424 | Logging.info(tr("Undefined element ''{0}'' found in input stream. Skipping.", element));
|
---|
[4414] | 425 | }
|
---|
[4413] | 426 | while (true) {
|
---|
| 427 | int event = parser.next();
|
---|
| 428 | if (event == XMLStreamConstants.START_ELEMENT) {
|
---|
[4530] | 429 | parseUnknown(false); /* no more warning for inner elements */
|
---|
[4645] | 430 | } else if (event == XMLStreamConstants.END_ELEMENT)
|
---|
[4413] | 431 | return;
|
---|
| 432 | }
|
---|
| 433 | }
|
---|
[1169] | 434 |
|
---|
[4530] | 435 | protected void parseUnknown() throws XMLStreamException {
|
---|
| 436 | parseUnknown(true);
|
---|
[4413] | 437 | }
|
---|
| 438 |
|
---|
[4414] | 439 | /**
|
---|
| 440 | * When cursor is at the start of an element, moves it to the end tag of that element.
|
---|
| 441 | * Nested content is skipped.
|
---|
| 442 | *
|
---|
[4856] | 443 | * This is basically the same code as parseUnknown(), except for the warnings, which
|
---|
[4414] | 444 | * are displayed for inner elements and not at top level.
|
---|
[9231] | 445 | * @param printWarning if {@code true}, a warning message will be printed if an unknown element is met
|
---|
[8926] | 446 | * @throws XMLStreamException if there is an error processing the underlying XML source
|
---|
[4414] | 447 | */
|
---|
| 448 | private void jumpToEnd(boolean printWarning) throws XMLStreamException {
|
---|
[4413] | 449 | while (true) {
|
---|
| 450 | int event = parser.next();
|
---|
| 451 | if (event == XMLStreamConstants.START_ELEMENT) {
|
---|
[4530] | 452 | parseUnknown(printWarning);
|
---|
[4645] | 453 | } else if (event == XMLStreamConstants.END_ELEMENT)
|
---|
[4413] | 454 | return;
|
---|
[1690] | 455 | }
|
---|
[4413] | 456 | }
|
---|
[283] | 457 |
|
---|
[4414] | 458 | private void jumpToEnd() throws XMLStreamException {
|
---|
| 459 | jumpToEnd(true);
|
---|
| 460 | }
|
---|
| 461 |
|
---|
[4413] | 462 | private User createUser(String uid, String name) throws XMLStreamException {
|
---|
| 463 | if (uid == null) {
|
---|
| 464 | if (name == null)
|
---|
| 465 | return null;
|
---|
| 466 | return User.createLocalUser(name);
|
---|
[1690] | 467 | }
|
---|
[4413] | 468 | try {
|
---|
| 469 | long id = Long.parseLong(uid);
|
---|
| 470 | return User.createOsmUser(id, name);
|
---|
[8510] | 471 | } catch (NumberFormatException e) {
|
---|
[6621] | 472 | throwException(MessageFormat.format("Illegal value for attribute ''uid''. Got ''{0}''.", uid), e);
|
---|
[4413] | 473 | }
|
---|
| 474 | return null;
|
---|
| 475 | }
|
---|
[283] | 476 |
|
---|
[4413] | 477 | /**
|
---|
| 478 | * Read out the common attributes and put them into current OsmPrimitive.
|
---|
[9231] | 479 | * @param current primitive to update
|
---|
[8926] | 480 | * @throws XMLStreamException if there is an error processing the underlying XML source
|
---|
[4413] | 481 | */
|
---|
| 482 | private void readCommon(PrimitiveData current) throws XMLStreamException {
|
---|
| 483 | current.setId(getLong("id"));
|
---|
| 484 | if (current.getUniqueId() == 0) {
|
---|
| 485 | throwException(tr("Illegal object with ID=0."));
|
---|
[1690] | 486 | }
|
---|
[1677] | 487 |
|
---|
[4413] | 488 | String time = parser.getAttributeValue(null, "timestamp");
|
---|
[8461] | 489 | if (time != null && !time.isEmpty()) {
|
---|
[8582] | 490 | current.setRawTimestamp((int) (DateUtils.tsFromString(time)/1000));
|
---|
[4413] | 491 | }
|
---|
[1169] | 492 |
|
---|
[4413] | 493 | String user = parser.getAttributeValue(null, "user");
|
---|
| 494 | String uid = parser.getAttributeValue(null, "uid");
|
---|
| 495 | current.setUser(createUser(uid, user));
|
---|
[2070] | 496 |
|
---|
[4413] | 497 | String visible = parser.getAttributeValue(null, "visible");
|
---|
| 498 | if (visible != null) {
|
---|
| 499 | current.setVisible(Boolean.parseBoolean(visible));
|
---|
| 500 | }
|
---|
| 501 |
|
---|
| 502 | String versionString = parser.getAttributeValue(null, "version");
|
---|
| 503 | int version = 0;
|
---|
| 504 | if (versionString != null) {
|
---|
| 505 | try {
|
---|
| 506 | version = Integer.parseInt(versionString);
|
---|
[8510] | 507 | } catch (NumberFormatException e) {
|
---|
[7869] | 508 | throwException(tr("Illegal value for attribute ''version'' on OSM primitive with ID {0}. Got {1}.",
|
---|
| 509 | Long.toString(current.getUniqueId()), versionString), e);
|
---|
[1690] | 510 | }
|
---|
[7012] | 511 | switch (ds.getVersion()) {
|
---|
| 512 | case "0.6":
|
---|
[6936] | 513 | if (version <= 0 && !current.isNew()) {
|
---|
[7869] | 514 | throwException(tr("Illegal value for attribute ''version'' on OSM primitive with ID {0}. Got {1}.",
|
---|
| 515 | Long.toString(current.getUniqueId()), versionString));
|
---|
[6936] | 516 | } else if (version < 0 && current.isNew()) {
|
---|
[12620] | 517 | Logging.warn(tr("Normalizing value of attribute ''version'' of element {0} to {2}, API version is ''{3}''. Got {1}.",
|
---|
[7869] | 518 | current.getUniqueId(), version, 0, "0.6"));
|
---|
[4413] | 519 | version = 0;
|
---|
[2070] | 520 | }
|
---|
[7012] | 521 | break;
|
---|
| 522 | default:
|
---|
[4413] | 523 | // should not happen. API version has been checked before
|
---|
| 524 | throwException(tr("Unknown or unsupported API version. Got {0}.", ds.getVersion()));
|
---|
[2070] | 525 | }
|
---|
[4413] | 526 | } else {
|
---|
| 527 | // version expected for OSM primitives with an id assigned by the server (id > 0), since API 0.6
|
---|
[7012] | 528 | if (!current.isNew() && ds.getVersion() != null && "0.6".equals(ds.getVersion())) {
|
---|
[4413] | 529 | throwException(tr("Missing attribute ''version'' on OSM primitive with ID {0}.", Long.toString(current.getUniqueId())));
|
---|
[2070] | 530 | }
|
---|
[4413] | 531 | }
|
---|
| 532 | current.setVersion(version);
|
---|
[2604] | 533 |
|
---|
[4413] | 534 | String action = parser.getAttributeValue(null, "action");
|
---|
| 535 | if (action == null) {
|
---|
| 536 | // do nothing
|
---|
[7012] | 537 | } else if ("delete".equals(action)) {
|
---|
[4413] | 538 | current.setDeleted(true);
|
---|
| 539 | current.setModified(current.isVisible());
|
---|
[7012] | 540 | } else if ("modify".equals(action)) {
|
---|
[4413] | 541 | current.setModified(true);
|
---|
| 542 | }
|
---|
| 543 |
|
---|
| 544 | String v = parser.getAttributeValue(null, "changeset");
|
---|
| 545 | if (v == null) {
|
---|
| 546 | current.setChangesetId(0);
|
---|
| 547 | } else {
|
---|
| 548 | try {
|
---|
| 549 | current.setChangesetId(Integer.parseInt(v));
|
---|
[7081] | 550 | } catch (IllegalArgumentException e) {
|
---|
[12620] | 551 | Logging.debug(e.getMessage());
|
---|
[6936] | 552 | if (current.isNew()) {
|
---|
[4413] | 553 | // for a new primitive we just log a warning
|
---|
[12620] | 554 | Logging.info(tr("Illegal value for attribute ''changeset'' on new object {1}. Got {0}. Resetting to 0.",
|
---|
[8540] | 555 | v, current.getUniqueId()));
|
---|
[4413] | 556 | current.setChangesetId(0);
|
---|
| 557 | } else {
|
---|
| 558 | // for an existing primitive this is a problem
|
---|
[6621] | 559 | throwException(tr("Illegal value for attribute ''changeset''. Got {0}.", v), e);
|
---|
[2604] | 560 | }
|
---|
[7081] | 561 | } catch (IllegalStateException e) {
|
---|
| 562 | // thrown for positive changeset id on new primitives
|
---|
[12620] | 563 | Logging.debug(e);
|
---|
| 564 | Logging.info(e.getMessage());
|
---|
[7081] | 565 | current.setChangesetId(0);
|
---|
[4413] | 566 | }
|
---|
[7081] | 567 | if (current.getChangesetId() <= 0) {
|
---|
[6936] | 568 | if (current.isNew()) {
|
---|
[4413] | 569 | // for a new primitive we just log a warning
|
---|
[12620] | 570 | Logging.info(tr("Illegal value for attribute ''changeset'' on new object {1}. Got {0}. Resetting to 0.",
|
---|
[8540] | 571 | v, current.getUniqueId()));
|
---|
[4413] | 572 | current.setChangesetId(0);
|
---|
| 573 | } else {
|
---|
| 574 | // for an existing primitive this is a problem
|
---|
| 575 | throwException(tr("Illegal value for attribute ''changeset''. Got {0}.", v));
|
---|
[2604] | 576 | }
|
---|
| 577 | }
|
---|
[1690] | 578 | }
|
---|
[4413] | 579 | }
|
---|
[283] | 580 |
|
---|
[4413] | 581 | private long getLong(String name) throws XMLStreamException {
|
---|
| 582 | String value = parser.getAttributeValue(null, name);
|
---|
| 583 | if (value == null) {
|
---|
[8510] | 584 | throwException(tr("Missing required attribute ''{0}''.", name));
|
---|
[4413] | 585 | }
|
---|
| 586 | try {
|
---|
| 587 | return Long.parseLong(value);
|
---|
[8510] | 588 | } catch (NumberFormatException e) {
|
---|
| 589 | throwException(tr("Illegal long value for attribute ''{0}''. Got ''{1}''.", name, value), e);
|
---|
[4413] | 590 | }
|
---|
| 591 | return 0; // should not happen
|
---|
| 592 | }
|
---|
| 593 |
|
---|
[6621] | 594 | /**
|
---|
| 595 | * Exception thrown after user cancelation.
|
---|
| 596 | */
|
---|
[10235] | 597 | private static final class OsmParsingCanceledException extends XmlStreamParsingException implements ImportCancelException {
|
---|
[6621] | 598 | /**
|
---|
| 599 | * Constructs a new {@code OsmParsingCanceledException}.
|
---|
| 600 | * @param msg The error message
|
---|
| 601 | * @param location The parser location
|
---|
| 602 | */
|
---|
[8836] | 603 | OsmParsingCanceledException(String msg, Location location) {
|
---|
[6621] | 604 | super(msg, location);
|
---|
| 605 | }
|
---|
| 606 | }
|
---|
| 607 |
|
---|
[11919] | 608 | @Override
|
---|
[4530] | 609 | protected DataSet doParseDataSet(InputStream source, ProgressMonitor progressMonitor) throws IllegalDataException {
|
---|
[2604] | 610 | if (progressMonitor == null) {
|
---|
| 611 | progressMonitor = NullProgressMonitor.INSTANCE;
|
---|
| 612 | }
|
---|
[10615] | 613 | ProgressMonitor.CancelListener cancelListener = () -> cancel = true;
|
---|
[5859] | 614 | progressMonitor.addCancelListener(cancelListener);
|
---|
[2852] | 615 | CheckParameterUtil.ensureParameterNotNull(source, "source");
|
---|
[1690] | 616 | try {
|
---|
[2070] | 617 | progressMonitor.beginTask(tr("Prepare OSM data...", 2));
|
---|
[2751] | 618 | progressMonitor.indeterminateSubTask(tr("Parsing OSM data..."));
|
---|
[3372] | 619 |
|
---|
[7033] | 620 | try (InputStreamReader ir = UTFInputStreamReader.create(source)) {
|
---|
[10702] | 621 | XMLInputFactory factory = XMLInputFactory.newInstance();
|
---|
| 622 | // do not try to load external entities
|
---|
| 623 | factory.setProperty(XMLInputFactory.IS_SUPPORTING_EXTERNAL_ENTITIES, Boolean.FALSE);
|
---|
| 624 | factory.setProperty(XMLInputFactory.SUPPORT_DTD, Boolean.FALSE);
|
---|
| 625 | setParser(factory.createXMLStreamReader(ir));
|
---|
[7033] | 626 | parse();
|
---|
| 627 | }
|
---|
[2070] | 628 | progressMonitor.worked(1);
|
---|
[1353] | 629 |
|
---|
[13453] | 630 | boolean readOnly = getDataSet().isLocked();
|
---|
[13434] | 631 |
|
---|
[2751] | 632 | progressMonitor.indeterminateSubTask(tr("Preparing data set..."));
|
---|
[13434] | 633 | if (readOnly) {
|
---|
[13453] | 634 | getDataSet().unlock();
|
---|
[13434] | 635 | }
|
---|
[4530] | 636 | prepareDataSet();
|
---|
[13434] | 637 | if (readOnly) {
|
---|
[13453] | 638 | getDataSet().lock();
|
---|
[13434] | 639 | }
|
---|
[1811] | 640 | progressMonitor.worked(1);
|
---|
[4645] | 641 |
|
---|
| 642 | // iterate over registered postprocessors and give them each a chance
|
---|
| 643 | // to modify the dataset we have just loaded.
|
---|
| 644 | if (postprocessors != null) {
|
---|
| 645 | for (OsmServerReadPostprocessor pp : postprocessors) {
|
---|
| 646 | pp.postprocessDataSet(getDataSet(), progressMonitor);
|
---|
| 647 | }
|
---|
| 648 | }
|
---|
[13434] | 649 | // Make sure postprocessors did not change the read-only state
|
---|
[13453] | 650 | if (readOnly && !getDataSet().isLocked()) {
|
---|
| 651 | getDataSet().lock();
|
---|
[13434] | 652 | }
|
---|
[4530] | 653 | return getDataSet();
|
---|
[8510] | 654 | } catch (IllegalDataException e) {
|
---|
[2070] | 655 | throw e;
|
---|
[12588] | 656 | } catch (XmlStreamParsingException | UncheckedParseException e) {
|
---|
[2070] | 657 | throw new IllegalDataException(e.getMessage(), e);
|
---|
[8510] | 658 | } catch (XMLStreamException e) {
|
---|
[4413] | 659 | String msg = e.getMessage();
|
---|
| 660 | Pattern p = Pattern.compile("Message: (.+)");
|
---|
| 661 | Matcher m = p.matcher(msg);
|
---|
| 662 | if (m.find()) {
|
---|
| 663 | msg = m.group(1);
|
---|
| 664 | }
|
---|
[4645] | 665 | if (e.getLocation() != null)
|
---|
[8509] | 666 | throw new IllegalDataException(tr("Line {0} column {1}: ",
|
---|
| 667 | e.getLocation().getLineNumber(), e.getLocation().getColumnNumber()) + msg, e);
|
---|
[4645] | 668 | else
|
---|
[4413] | 669 | throw new IllegalDataException(msg, e);
|
---|
[10212] | 670 | } catch (IOException e) {
|
---|
[2070] | 671 | throw new IllegalDataException(e);
|
---|
[1811] | 672 | } finally {
|
---|
| 673 | progressMonitor.finishTask();
|
---|
[5859] | 674 | progressMonitor.removeCancelListener(cancelListener);
|
---|
[1811] | 675 | }
|
---|
[1690] | 676 | }
|
---|
[4645] | 677 |
|
---|
[4530] | 678 | /**
|
---|
| 679 | * Parse the given input source and return the dataset.
|
---|
| 680 | *
|
---|
| 681 | * @param source the source input stream. Must not be null.
|
---|
[5266] | 682 | * @param progressMonitor the progress monitor. If null, {@link NullProgressMonitor#INSTANCE} is assumed
|
---|
[4530] | 683 | *
|
---|
| 684 | * @return the dataset with the parsed data
|
---|
[8509] | 685 | * @throws IllegalDataException if an error was found while parsing the data from the source
|
---|
[8291] | 686 | * @throws IllegalArgumentException if source is null
|
---|
[4530] | 687 | */
|
---|
| 688 | public static DataSet parseDataSet(InputStream source, ProgressMonitor progressMonitor) throws IllegalDataException {
|
---|
| 689 | return new OsmReader().doParseDataSet(source, progressMonitor);
|
---|
| 690 | }
|
---|
[283] | 691 | }
|
---|