/** Ported by David Turner from Visilibity, by Karl J. Obermeyer This port undoubtedly introduced a number of bugs (and removed some features). Bug reports should be directed to the OpenTripPlanner project, unless they can be reproduced in the original VisiLibity. 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 Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with this program. If not, see <http://www.gnu.org/licenses/>. */ package org.opentripplanner.visibility; //c++'s std::pair -- it's only used a few places, so //we might as well just copy it class pair<T, U> { public T first; public U second; public pair() { } public pair(T one, U two) { first = one; second = two; } public T first() { return first; } public U second() { return second; } }