/** * Internal method to clean up the graph. */ protected void cleanUp() { int prevNodeCount = ghStorage.getNodes(); PrepareRoutingSubnetworks preparation = new PrepareRoutingSubnetworks(ghStorage, encodingManager.fetchEdgeEncoders()); preparation.setMinNetworkSize(minNetworkSize); preparation.setMinOneWayNetworkSize(minOneWayNetworkSize); preparation.doWork(); int currNodeCount = ghStorage.getNodes(); logger.info("edges: " + Helper.nf(ghStorage.getAllEdges().length()) + ", nodes " + Helper.nf(currNodeCount) + ", there were " + Helper.nf(preparation.getMaxSubnetworks()) + " subnetworks. removed them => " + Helper.nf(prevNodeCount - currNodeCount) + " less nodes"); }
@Test public void testNodeOrderingRegression() { // 1 -> 2 -> 0 GraphHopperStorage g = createStorage(em); g.edge(1, 2, 1, false); g.edge(2, 0, 1, false); PrepareRoutingSubnetworks instance = new PrepareRoutingSubnetworks(g, Collections.singletonList(carFlagEncoder)). setMinOneWayNetworkSize(2); int removedEdges = instance.removeDeadEndUnvisitedNetworks(new PrepEdgeFilter(carFlagEncoder)); assertEquals(2, removedEdges); }
@Test public void testRemoveDeadEndUnvisitedNetworks() { GraphHopperStorage g = createDeadEndUnvisitedNetworkStorage(em); assertEquals(11, g.getNodes()); PrepareRoutingSubnetworks instance = new PrepareRoutingSubnetworks(g, Collections.singletonList(carFlagEncoder)). setMinOneWayNetworkSize(3); int removed = instance.removeDeadEndUnvisitedNetworks(new PrepEdgeFilter(carFlagEncoder)); assertEquals(3, removed); instance.markNodesRemovedIfUnreachable(); g.optimize(); assertEquals(8, g.getNodes()); }
@Test public void test481() { // 0->1->3->4->5->6 // 2 7<--/ GraphHopperStorage g = createStorage(em); g.edge(0, 1, 1, false); g.edge(1, 2, 1, false); g.edge(2, 0, 1, false); g.edge(1, 3, 1, false); g.edge(3, 4, 1, false); g.edge(4, 5, 1, false); g.edge(5, 6, 1, false); g.edge(6, 7, 1, false); g.edge(7, 4, 1, false); PrepareRoutingSubnetworks instance = new PrepareRoutingSubnetworks(g, Collections.singletonList(carFlagEncoder)). setMinOneWayNetworkSize(2). setMinNetworkSize(4); instance.doWork(); // only one remaining network List<IntArrayList> components = instance.findSubnetworks(new PrepEdgeFilter(carFlagEncoder)); assertEquals(1, components.size()); }
@Test public void testAddEdgesAfterwards() { GraphHopperStorage g = createDeadEndUnvisitedNetworkStorage(em); assertEquals(11, g.getNodes()); PrepareRoutingSubnetworks instance = new PrepareRoutingSubnetworks(g, Collections.singletonList(carFlagEncoder)). setMinOneWayNetworkSize(3); int removed = instance.removeDeadEndUnvisitedNetworks(new PrepEdgeFilter(carFlagEncoder)); assertEquals(3, removed); instance.markNodesRemovedIfUnreachable(); g.optimize(); assertEquals(8, g.getNodes()); assertTrue(isConsistent(g)); g.edge(7,8); assertTrue(isConsistent(g)); }
/** * Internal method to clean up the graph. */ protected void cleanUp() { int prevNodeCount = ghStorage.getNodes(); PrepareRoutingSubnetworks preparation = new PrepareRoutingSubnetworks(ghStorage, encodingManager.fetchEdgeEncoders()); preparation.setMinNetworkSize(minNetworkSize); preparation.setMinOneWayNetworkSize(minOneWayNetworkSize); logger.info("start finding subnetworks, " + Helper.getMemInfo()); preparation.doWork(); int currNodeCount = ghStorage.getNodes(); logger.info("edges: " + ghStorage.getAllEdges().getMaxId() + ", nodes " + currNodeCount + ", there were " + preparation.getMaxSubnetworks() + " subnetworks. removed them => " + (prevNodeCount - currNodeCount) + " less nodes"); }
/** * Internal method to clean up the graph. */ protected void cleanUp() { int prevNodeCount = ghStorage.getNodes(); PrepareRoutingSubnetworks preparation = new PrepareRoutingSubnetworks(ghStorage, encodingManager.fetchEdgeEncoders()); preparation.setMinNetworkSize(minNetworkSize); preparation.setMinOneWayNetworkSize(minOneWayNetworkSize); preparation.doWork(); int currNodeCount = ghStorage.getNodes(); logger.info("edges: " + Helper.nf(ghStorage.getAllEdges().length()) + ", nodes " + Helper.nf(currNodeCount) + ", there were " + Helper.nf(preparation.getMaxSubnetworks()) + " subnetworks. removed them => " + Helper.nf(prevNodeCount - currNodeCount) + " less nodes"); }