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.oracles;
018
019import java.util.Collections;
020
021import net.automatalib.words.Word;
022import de.learnlib.api.MembershipOracle;
023import de.learnlib.api.QueryAnswerer;
024
025public final class OracleQueryAnswerer<I, O> implements QueryAnswerer<I,O> {
026        
027        private final MembershipOracle<I,O> oracle;
028        
029        public OracleQueryAnswerer(MembershipOracle<I,O> oracle) {
030                this.oracle = oracle;
031        }
032
033        @Override
034        public O answerQuery(Word<I> prefix, Word<I> suffix) {
035                DefaultQuery<I,O> query = new DefaultQuery<>(prefix, suffix);
036                oracle.processQueries(Collections.singleton(query));
037                return query.getOutput();
038        }
039
040}