/* This program is free software: you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation, either version 3 of the License, or (props, at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see <http://www.gnu.org/licenses/>. */ package org.opentripplanner.routing.edgetype; import org.opentripplanner.routing.core.State; import org.opentripplanner.routing.core.StateEditor; import org.opentripplanner.routing.core.TraverseMode; import org.opentripplanner.routing.graph.Edge; import org.opentripplanner.routing.graph.Vertex; import com.vividsolutions.jts.geom.LineString; import java.util.Locale; /** * This edge type has no mode and initiates another leg. * It is only used when splicing together paths on a search with intermediate places. */ public class LegSwitchingEdge extends Edge { private static final long serialVersionUID = 1L; public LegSwitchingEdge(Vertex v1, Vertex v2) { super(new Vertex(null, null, 0.0, 0.0) {}, new Vertex(null, null, 0.0, 0.0) {}); fromv = v1; tov = v2; // Why is this code so dirty? Because we don't want this edge to be added to the edge lists. } @Override public State traverse(State s0) { StateEditor editor = s0.edit(this); editor.setBackMode(TraverseMode.LEG_SWITCH); //Forget the last pattern to allow taking the same route from an intermediate place editor.setLastPattern(null); return editor.makeState(); } @Override public double getDistance() { return 0; } @Override public LineString getGeometry() { return null; } @Override public String getName() { return null; } @Override public String getName(Locale locale) { return this.getName(); } }