/**
* Copyright (C) 2011 Brian Ferris <bdferris@onebusaway.org>
*
* Licensed 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 org.onebusaway.transit_data_federation.bundle.tasks.transfer_pattern.graph;
import java.util.List;
import org.onebusaway.transit_data_federation.impl.otp.GraphContext;
import org.onebusaway.transit_data_federation.impl.otp.graph.AbstractEdge;
import org.onebusaway.transit_data_federation.services.tripplanner.StopTimeInstance;
import org.opentripplanner.routing.core.EdgeNarrative;
import org.opentripplanner.routing.core.State;
import org.opentripplanner.routing.core.StateEditor;
import org.opentripplanner.routing.core.TraverseOptions;
import org.opentripplanner.routing.core.Vertex;
class TPOfflineStopTimeInstancesEdge extends AbstractEdge {
private final List<StopTimeInstance> _instances;
private final Vertex _vFrom;
private final int _transferTime;
public TPOfflineStopTimeInstancesEdge(GraphContext context, Vertex vFrom,
List<StopTimeInstance> instances, int transferTime) {
super(context);
_vFrom = vFrom;
_instances = instances;
_transferTime = transferTime;
}
@Override
public State traverse(State s0) {
TraverseOptions options = s0.getOptions();
if (options.isArriveBy())
return null;
State results = null;
for (StopTimeInstance instance : _instances) {
TPOfflineTransferVertex vTransfer = new TPOfflineTransferVertex(_context,
instance);
EdgeNarrative nTransfer = narrative(s0, _vFrom, vTransfer);
StateEditor edit = s0.edit(this, nTransfer);
long t = instance.getDepartureTime();
edit.setTime(t);
long startTime = t - _transferTime * 1000;
edit.setStartTime(startTime);
double w = _transferTime * options.walkReluctance;
edit.incrementWeight(w);
State rTransfer = edit.makeState();
results = rTransfer.addToExistingResultChain(results);
}
return results;
}
}