/* 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();
}
}