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 */
017
018package de.learnlib.statistics;
019
020import de.learnlib.api.Filter;
021
022/**
023 * Common interface for oracles keeping statistics.
024 *
025 * @param <I> input symbol class
026 * @param <O> output symbol class
027 *
028 * @author falkhowar
029 */
030public interface StatisticOracle<I, O> extends Filter<I, O> {
031
032    /**
033     *
034     * @return the statistical data gathered by this oracle
035     */
036    StatisticData getStatisticalData();
037}