/* * Licensed to GraphHopper GmbH under one or more contributor * license agreements. See the NOTICE file distributed with this work for * additional information regarding copyright ownership. * * GraphHopper GmbH licenses this file to you under the Apache License, * Version 2.0 (the "License"); you may not use this file except in * compliance with the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.graphhopper.routing.ch; import com.graphhopper.routing.util.FlagEncoder; import com.graphhopper.routing.util.HintsMap; import com.graphhopper.routing.weighting.Weighting; import com.graphhopper.util.CHEdgeIteratorState; import com.graphhopper.util.EdgeIteratorState; /** * Used in CH preparation and therefor assumed that all edges are of type CHEdgeIteratorState * <p> * * @author Peter Karich * @see PrepareContractionHierarchies */ public class PreparationWeighting implements Weighting { private final Weighting userWeighting; public PreparationWeighting(Weighting userWeighting) { this.userWeighting = userWeighting; } @Override public final double getMinWeight(double distance) { return userWeighting.getMinWeight(distance); } @Override public double calcWeight(EdgeIteratorState edgeState, boolean reverse, int prevOrNextEdgeId) { CHEdgeIteratorState tmp = (CHEdgeIteratorState) edgeState; if (tmp.isShortcut()) // if a shortcut is in both directions the weight is identical => no need for 'reverse' return tmp.getWeight(); return userWeighting.calcWeight(edgeState, reverse, prevOrNextEdgeId); } @Override public long calcMillis(EdgeIteratorState edgeState, boolean reverse, int prevOrNextEdgeId) { return userWeighting.calcMillis(edgeState, reverse, prevOrNextEdgeId); } @Override public FlagEncoder getFlagEncoder() { return userWeighting.getFlagEncoder(); } @Override public boolean matches(HintsMap map) { return getName().equals(map.getWeighting()) && userWeighting.getFlagEncoder().toString().equals(map.getVehicle()); } @Override public String getName() { return "prepare|" + userWeighting.getName(); } @Override public String toString() { return getName(); } }