POISource.java

/* -------------------------------------------------------------------------
    OpenTripPlanner GWT Client
    Copyright (C) 2015 Mecatran - info@mecatran.com

    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 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, write to the Free Software Foundation, Inc.,
    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
   ------------------------------------------------------------------------- */
package com.mecatran.otp.gwt.client.proxies;

import java.util.Map;

import com.mecatran.otp.gwt.client.model.POIBean;

/*
 * TODO Currently there is no guarantee that we won't add a new listener *after* the POIs
 * have been loaded and the listener callback called. In that case clarify the semantics:
 * should we call the callback with the cached list of POIs from the source?
 */
public interface POISource {

	public interface POIListener {

		public void poiUpdate(POISource source, Map<String, POIBean> pois);
	}

	public void addListener(POIListener listener);

	public String getUniqueId();
}