/* 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.updater.stoptime; import java.util.List; import com.google.transit.realtime.GtfsRealtime.TripUpdate; public interface TripUpdateSource { /** * Wait for one message to arrive, and decode it into a List of TripUpdates. Blocking call. * @return a List<TripUpdate> potentially containing TripUpdates for several different trips, * or null if an exception occurred while processing the message */ public List<TripUpdate> getUpdates(); /** * @return true iff the last list with updates represent all updates that are active right * now, i.e. all previous updates should be disregarded */ public boolean getFullDatasetValueOfLastUpdates(); public String getFeedId(); }