public void start(Injector injector) throws Exception {
ResourceHandler resHandler = new ResourceHandler();
resHandler.setDirectoriesListed(false);
resHandler.setWelcomeFiles(new String[] {"index.html"});
resHandler.setResourceBase(args.get("jetty.resourcebase", "./src/main/webapp"));
server = new Server();
// getSessionHandler and getSecurityHandler should always return null
ServletContextHandler servHandler =
new ServletContextHandler(
ServletContextHandler.NO_SECURITY | ServletContextHandler.NO_SESSIONS);
servHandler.setContextPath("/");
servHandler.addServlet(new ServletHolder(new InvalidRequestServlet()), "/*");
FilterHolder guiceFilter = new FilterHolder(injector.getInstance(GuiceFilter.class));
servHandler.addFilter(guiceFilter, "/*", EnumSet.allOf(DispatcherType.class));
SelectChannelConnector connector0 = new SelectChannelConnector();
int httpPort = args.getInt("jetty.port", 8989);
String host = args.get("jetty.host", "");
connector0.setPort(httpPort);
if (!host.isEmpty()) connector0.setHost(host);
server.addConnector(connector0);
HandlerList handlers = new HandlerList();
handlers.setHandlers(new Handler[] {resHandler, servHandler});
server.setHandler(handlers);
server.start();
logger.info("Started server at HTTP " + host + ":" + httpPort);
}
public GraphHopper init(CmdArgs args) throws IOException {
if (!Helper.isEmpty(args.get("config", ""))) {
CmdArgs tmp = CmdArgs.readFromConfig(args.get("config", ""), "graphhopper.config");
// command line configuration overwrites the ones in the config file
tmp.merge(args);
args = tmp;
}
String tmpOsmFile = args.get("osmreader.osm", "");
if (!Helper.isEmpty(tmpOsmFile)) osmFile = tmpOsmFile;
String graphHopperFolder = args.get("graph.location", "");
if (Helper.isEmpty(graphHopperFolder) && Helper.isEmpty(ghLocation)) {
if (Helper.isEmpty(osmFile))
throw new IllegalArgumentException("You need to specify an OSM file.");
graphHopperFolder = Helper.pruneFileEnd(osmFile) + "-gh";
}
// graph
setGraphHopperLocation(graphHopperFolder);
expectedCapacity = args.getLong("graph.expectedCapacity", expectedCapacity);
defaultSegmentSize = args.getInt("graph.dataaccess.segmentSize", defaultSegmentSize);
String dataAccess = args.get("graph.dataaccess", "RAM_STORE").toUpperCase();
if (dataAccess.contains("MMAP")) {
setMemoryMapped();
} else {
if (dataAccess.contains("SAVE") || dataAccess.contains("INMEMORY"))
throw new IllegalStateException(
"configuration names for dataAccess changed. Use eg. RAM or RAM_STORE");
if (dataAccess.contains("RAM_STORE")) setInMemory(true, true);
else setInMemory(true, false);
}
if (dataAccess.contains("SYNC")) dataAccessType = new DAType(dataAccessType, true);
sortGraph = args.getBool("graph.doSort", sortGraph);
removeZipped = args.getBool("graph.removeZipped", removeZipped);
// prepare
doPrepare = args.getBool("prepare.doPrepare", doPrepare);
String chShortcuts = args.get("prepare.chShortcuts", "no");
boolean levelGraph =
"true".equals(chShortcuts)
|| "fastest".equals(chShortcuts)
|| "shortest".equals(chShortcuts);
if (levelGraph) setCHShortcuts(true, !"shortest".equals(chShortcuts));
if (args.has("prepare.updates.periodic"))
periodicUpdates = args.getInt("prepare.updates.periodic", periodicUpdates);
if (args.has("prepare.updates.lazy"))
lazyUpdates = args.getInt("prepare.updates.lazy", lazyUpdates);
if (args.has("prepare.updates.neighbor"))
neighborUpdates = args.getInt("prepare.updates.neighbor", neighborUpdates);
// routing
defaultAlgorithm = args.get("routing.defaultAlgorithm", defaultAlgorithm);
// osm import
wayPointMaxDistance = args.getDouble("osmreader.wayPointMaxDistance", wayPointMaxDistance);
String type = args.get("osmreader.acceptWay", "CAR");
encodingManager = new EncodingManager(type);
workerThreads = args.getInt("osmreader.workerThreads", workerThreads);
enableInstructions = args.getBool("osmreader.instructions", enableInstructions);
// index
preciseIndexResolution = args.getInt("index.highResolution", preciseIndexResolution);
return this;
}
private void start(CmdArgs args) {
String action = args.get("action", "").toLowerCase();
args.put("graph.location", "./graph-cache");
if (action.equals("import")) {
String vehicle = args.get("vehicle", "car").toLowerCase();
args.put("graph.flagEncoders", vehicle);
args.put("osmreader.osm", args.get("datasource", ""));
// standard should be to remove disconnected islands
args.put("prepare.minNetworkSize", 200);
args.put("prepare.minOneWayNetworkSize", 200);
GraphHopper hopper = new GraphHopper().init(args);
hopper.setCHEnable(false);
hopper.importOrLoad();
} else if (action.equals("match")) {
GraphHopper hopper = new GraphHopper().init(args);
hopper.setCHEnable(false);
logger.info("loading graph from cache");
hopper.load("./graph-cache");
FlagEncoder firstEncoder = hopper.getEncodingManager().fetchEdgeEncoders().get(0);
GraphHopperStorage graph = hopper.getGraphHopperStorage();
int gpxAccuracy = args.getInt("gpxAccuracy", 15);
String instructions = args.get("instructions", "");
logger.info("Setup lookup index. Accuracy filter is at " + gpxAccuracy + "m");
LocationIndexMatch locationIndex =
new LocationIndexMatch(graph, (LocationIndexTree) hopper.getLocationIndex(), gpxAccuracy);
MapMatching mapMatching = new MapMatching(graph, locationIndex, firstEncoder);
mapMatching.setSeparatedSearchDistance(args.getInt("separatedSearchDistance", 500));
mapMatching.setMaxNodesToVisit(args.getInt("maxNodesToVisit", 1000));
mapMatching.setForceRepair(args.getBool("forceRepair", false));
// do the actual matching, get the GPX entries from a file or via stream
String gpxLocation = args.get("gpx", "");
File[] files = getFiles(gpxLocation);
logger.info("Now processing " + files.length + " files");
StopWatch importSW = new StopWatch();
StopWatch matchSW = new StopWatch();
Translation tr = new TranslationMap().doImport().get(instructions);
for (File gpxFile : files) {
try {
importSW.start();
List<GPXEntry> inputGPXEntries =
new GPXFile().doImport(gpxFile.getAbsolutePath()).getEntries();
importSW.stop();
matchSW.start();
MatchResult mr = mapMatching.doWork(inputGPXEntries);
matchSW.stop();
System.out.println(gpxFile);
System.out.println(
"\tmatches:\t"
+ mr.getEdgeMatches().size()
+ ", gps entries:"
+ inputGPXEntries.size());
System.out.println(
"\tgpx length:\t"
+ (float) mr.getGpxEntriesLength()
+ " vs "
+ (float) mr.getMatchLength());
System.out.println(
"\tgpx time:\t"
+ mr.getGpxEntriesMillis() / 1000f
+ " vs "
+ mr.getMatchMillis() / 1000f);
String outFile = gpxFile.getAbsolutePath() + ".res.gpx";
System.out.println("\texport results to:" + outFile);
InstructionList il;
if (instructions.isEmpty()) {
il = new InstructionList(null);
} else {
AltResponse matchGHRsp = new AltResponse();
Path path = mapMatching.calcPath(mr);
new PathMerger().doWork(matchGHRsp, Collections.singletonList(path), tr);
il = matchGHRsp.getInstructions();
}
new GPXFile(mr, il).doExport(outFile);
} catch (Exception ex) {
importSW.stop();
matchSW.stop();
logger.error("Problem with file " + gpxFile + " Error: " + ex.getMessage());
}
}
System.out.println(
"gps import took:" + importSW.getSeconds() + "s, match took: " + matchSW.getSeconds());
} else if (action.equals("getbounds")) {
String gpxLocation = args.get("gpx", "");
File[] files = getFiles(gpxLocation);
BBox bbox = BBox.createInverse(false);
for (File gpxFile : files) {
List<GPXEntry> inputGPXEntries =
new GPXFile().doImport(gpxFile.getAbsolutePath()).getEntries();
for (GPXEntry entry : inputGPXEntries) {
if (entry.getLat() < bbox.minLat) {
bbox.minLat = entry.getLat();
}
if (entry.getLat() > bbox.maxLat) {
bbox.maxLat = entry.getLat();
}
if (entry.getLon() < bbox.minLon) {
bbox.minLon = entry.getLon();
}
if (entry.getLon() > bbox.maxLon) {
bbox.maxLon = entry.getLon();
}
}
}
System.out.println("max bounds: " + bbox);
// show download only for small areas
if (bbox.maxLat - bbox.minLat < 0.1 && bbox.maxLon - bbox.minLon < 0.1) {
double delta = 0.01;
System.out.println(
"Get small areas via\n"
+ "wget -O extract.osm 'http://overpass-api.de/api/map?bbox="
+ (bbox.minLon - delta)
+ ","
+ (bbox.minLat - delta)
+ ","
+ (bbox.maxLon + delta)
+ ","
+ (bbox.maxLat + delta)
+ "'");
}
} else {
System.out.println(
"Usage: Do an import once, then do the matching\n"
+ "./map-matching action=import datasource=your.pbf\n"
+ "./map-matching action=match gpx=your.gpx\n"
+ "./map-matching action=match gpx=.*gpx\n\n"
+ "Or start in-built matching web service\n"
+ "./map-matching action=start-server\n\n");
}
}