001/* Copyright (C) 2013 TU Dortmund 002 * This file is part of LearnLib, http://www.learnlib.de/. 003 * 004 * LearnLib is free software; you can redistribute it and/or 005 * modify it under the terms of the GNU Lesser General Public 006 * License version 3.0 as published by the Free Software Foundation. 007 * 008 * LearnLib is distributed in the hope that it will be useful, 009 * but WITHOUT ANY WARRANTY; without even the implied warranty of 010 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 011 * Lesser General Public License for more details. 012 * 013 * You should have received a copy of the GNU Lesser General Public 014 * License along with LearnLib; if not, see 015 * <http://www.gnu.de/documents/lgpl.en.html>. 016 */ 017package de.learnlib.drivers.reflect; 018 019/** 020 * Unobserved indicates that the corresponding input was 021 * not executed on the system. This usually happens after 022 * an exception occurred. 023 * 024 * @author falkhowar 025 */ 026public class Unobserved extends AbstractMethodOutput { 027 028 public static final Unobserved INSTANCE = new Unobserved(); 029 030 private Unobserved() { 031 } 032 033 @Override 034 public String toString() { 035 return "unobserved"; 036 } 037 038 039}