Examples with GHRequest com.graphhopper.GHRequest used on opensource projects

Example 21 with GHRequest

use of com.graphhopper.GHRequest in project graphhopper by graphhopper.

the class GraphHopperOSMTest method testGetPathsDirectionEnforcement6.

@Test
public void testGetPathsDirectionEnforcement6() {
    // Test if query results at tower nodes are ignored
    instance = createSquareGraphInstance(false);
    // QueryPoints directly on TowerNodes 
    GHPoint start = new GHPoint(0, 0);
    GHPoint via = new GHPoint(0.002, 0.000);
    GHPoint end = new GHPoint(0.002, 0.002);
    GHRequest req = new GHRequest().addPoint(start, 90.).addPoint(via, 270.).addPoint(end, 270.);
    GHResponse response = new GHResponse();
    List<Path> paths = instance.calcPaths(req, response);
    assertFalse(response.hasErrors());
    assertArrayEquals(new int[] { 0, 1, 2 }, paths.get(0).calcNodes().toArray());
    assertArrayEquals(new int[] { 2, 3, 4 }, paths.get(1).calcNodes().toArray());
}

Example 22 with GHRequest

use of com.graphhopper.GHRequest in project graphhopper by graphhopper.

the class GraphHopperOSMTest method testLoadOSM.

@Test
public void testLoadOSM() {
    GraphHopper closableInstance = new GraphHopperOSM().setStoreOnFlush(true).setEncodingManager(new EncodingManager("car")).setGraphHopperLocation(ghLoc).setDataReaderFile(testOsm);
    closableInstance.importOrLoad();
    GHResponse rsp = closableInstance.route(new GHRequest(51.2492152, 9.4317166, 51.2, 9.4));
    assertFalse(rsp.hasErrors());
    assertEquals(3, rsp.getBest().getPoints().getSize());
    closableInstance.close();
    // no encoding manager necessary
    closableInstance = new GraphHopperOSM().setStoreOnFlush(true);
    assertTrue(closableInstance.load(ghLoc));
    rsp = closableInstance.route(new GHRequest(51.2492152, 9.4317166, 51.2, 9.4));
    assertFalse(rsp.hasErrors());
    assertEquals(3, rsp.getBest().getPoints().getSize());
    closableInstance.close();
    try {
        rsp = closableInstance.route(new GHRequest(51.2492152, 9.4317166, 51.2, 9.4));
        assertTrue(false);
    } catch (Exception ex) {
        assertEquals("You need to create a new GraphHopper instance as it is already closed", ex.getMessage());
    }
    try {
        closableInstance.getLocationIndex().findClosest(51.2492152, 9.4317166, EdgeFilter.ALL_EDGES);
        assertTrue(false);
    } catch (Exception ex) {
        assertEquals("You need to create a new LocationIndex instance as it is already closed", ex.getMessage());
    }
}

Example 23 with GHRequest

use of com.graphhopper.GHRequest in project graphhopper by graphhopper.

the class GraphHopperOSMTest method testCustomFactoryForNoneCH.

@Test
public void testCustomFactoryForNoneCH() {
    CarFlagEncoder carEncoder = new CarFlagEncoder();
    EncodingManager em = new EncodingManager(carEncoder);
    // Weighting weighting = new FastestWeighting(carEncoder);
    instance = new GraphHopperOSM().setStoreOnFlush(false).setCHEnabled(false).setEncodingManager(em).setGraphHopperLocation(ghLoc).setDataReaderFile(testOsm);
    final RoutingAlgorithmFactory af = new RoutingAlgorithmFactorySimple();
    instance.addAlgorithmFactoryDecorator(new RoutingAlgorithmFactoryDecorator() {

        @Override
        public void init(CmdArgs args) {
        }

        @Override
        public RoutingAlgorithmFactory getDecoratedAlgorithmFactory(RoutingAlgorithmFactory algoFactory, HintsMap map) {
            return af;
        }

        @Override
        public boolean isEnabled() {
            return true;
        }
    });
    instance.importOrLoad();
    assertTrue(af == instance.getAlgorithmFactory(null));
    // test that hints are passed to algorithm opts
    final AtomicInteger cnt = new AtomicInteger(0);
    instance.addAlgorithmFactoryDecorator(new RoutingAlgorithmFactoryDecorator() {

        @Override
        public void init(CmdArgs args) {
        }

        public RoutingAlgorithmFactory getDecoratedAlgorithmFactory(RoutingAlgorithmFactory algoFactory, HintsMap map) {
            return new RoutingAlgorithmFactorySimple() {

                @Override
                public RoutingAlgorithm createAlgo(Graph g, AlgorithmOptions opts) {
                    cnt.addAndGet(1);
                    assertFalse(opts.getHints().getBool("test", true));
                    return super.createAlgo(g, opts);
                }
            };
        }

        @Override
        public boolean isEnabled() {
            return true;
        }
    });
    GHRequest req = new GHRequest(51.2492152, 9.4317166, 51.2, 9.4);
    req.getHints().put("test", false);
    instance.route(req);
    assertEquals(1, cnt.get());
}

Example 24 with GHRequest

use of com.graphhopper.GHRequest in project graphhopper by graphhopper.

the class GraphHopperOSMTest method testNoNPE_ifLoadNotSuccessful.

@Test
public void testNoNPE_ifLoadNotSuccessful() {
    instance = new GraphHopperOSM().setStoreOnFlush(true).setEncodingManager(new EncodingManager("car"));
    try {
        // loading from empty directory
        new File(ghLoc).mkdirs();
        assertFalse(instance.load(ghLoc));
        instance.route(new GHRequest(10, 40, 12, 32));
        assertTrue(false);
    } catch (IllegalStateException ex) {
        assertEquals("Do a successful call to load or importOrLoad before routing", ex.getMessage());
    }
}

Example 25 with GHRequest

use of com.graphhopper.GHRequest in project graphhopper by graphhopper.

the class GraphHopperOSMTest method testVia.

@Test
public void testVia() {
    instance = new GraphHopperOSM().setStoreOnFlush(true).init(new CmdArgs().put("datareader.file", testOsm3).put("prepare.min_network_size", "1").put("graph.flag_encoders", "car")).setGraphHopperLocation(ghLoc);
    instance.importOrLoad();
    // A -> B -> C
    GHPoint first = new GHPoint(11.1, 50);
    GHPoint second = new GHPoint(12, 51);
    GHPoint third = new GHPoint(11.2, 51.9);
    GHResponse rsp12 = instance.route(new GHRequest().addPoint(first).addPoint(second));
    assertFalse("should find 1->2", rsp12.hasErrors());
    assertEquals(147930.5, rsp12.getBest().getDistance(), .1);
    GHResponse rsp23 = instance.route(new GHRequest().addPoint(second).addPoint(third));
    assertFalse("should find 2->3", rsp23.hasErrors());
    assertEquals(176608.9, rsp23.getBest().getDistance(), .1);
    GHResponse grsp = instance.route(new GHRequest().addPoint(first).addPoint(second).addPoint(third));
    assertFalse("should find 1->2->3", grsp.hasErrors());
    PathWrapper rsp = grsp.getBest();
    assertEquals(rsp12.getBest().getDistance() + rsp23.getBest().getDistance(), rsp.getDistance(), 1e-6);
    assertEquals(5, rsp.getPoints().getSize());
    assertEquals(5, rsp.getInstructions().size());
    assertEquals(Instruction.REACHED_VIA, rsp.getInstructions().get(1).getSign());
}