SimpleConcreteEdge.java

/* 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 (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.graph;

import org.opentripplanner.common.geometry.SphericalDistanceLibrary;
import org.opentripplanner.routing.core.State;
import org.opentripplanner.routing.core.StateEditor;
import org.opentripplanner.routing.core.TraverseMode;

import com.vividsolutions.jts.geom.LineString;

public class SimpleConcreteEdge extends Edge {
    private static final long serialVersionUID = 1L;

    /**
     * Constructor without ID.
     * 
     * @param v1
     * @param v2
     */
    public SimpleConcreteEdge(Vertex v1, Vertex v2) {
        super(v1, v2);
    }

    @Override
    public State traverse(State s0) {
        double d = getDistance();
        TraverseMode mode = s0.getNonTransitMode();
        int t = (int) (d / s0.getOptions().getSpeed(mode));
        StateEditor s1 = s0.edit(this);
        s1.incrementTimeInSeconds(t);
        s1.incrementWeight(d);
        return s1.makeState();
    }

    @Override
    public String getName() {
        return null;
    }

    @Override
    public LineString getGeometry() {
        return null;
    }

    @Override
    public double getDistance() {
        return SphericalDistanceLibrary.getInstance().distance(getFromVertex().getCoordinate(), getToVertex()
                .getCoordinate());
    }
}