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This artifact provides various common utility operations for analyzing and manipulating automata and graphs, such as traversal, minimization and copying.

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/* Copyright (C) 2013 TU Dortmund
 * This file is part of AutomataLib, http://www.automatalib.net/.
 * 
 * AutomataLib is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License version 3.0 as published by the Free Software Foundation.
 * 
 * AutomataLib 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 AutomataLib; if not, see
 * http://www.gnu.de/documents/lgpl.en.html.
 */
package net.automatalib.util.ts.acceptors;

import net.automatalib.commons.util.mappings.Mapping;
import net.automatalib.ts.acceptors.AcceptorTS;
import net.automatalib.ts.acceptors.DeterministicAcceptorTS;


public abstract class Acceptors {
	
	private Acceptors() {}
	
	public static ,
		TS2 extends DeterministicAcceptorTS>
	DetAcceptorComposition
	combine(TS1 ts1, TS2 ts2, AcceptanceCombiner combiner) {
		return new DetAcceptorComposition(ts1, ts2, combiner);
	}
	
	
	
	public static , TS2 extends DeterministicAcceptorTS>
	DetAcceptorComposition and(
			TS1 ts1, TS2 ts2) {
		return combine(ts1, ts2, AcceptanceCombiner.AND);
	}
	
	public static , TS2 extends DeterministicAcceptorTS>
	DetAcceptorComposition or(
			TS1 ts1, TS2 ts2) {
		return combine(ts1, ts2, AcceptanceCombiner.OR);
	}
	
	public static , TS2 extends DeterministicAcceptorTS>
	DetAcceptorComposition xor(
			TS1 ts1, TS2 ts2) {
		return combine(ts1, ts2, AcceptanceCombiner.XOR);
	}
	
	public static , TS2 extends DeterministicAcceptorTS>
	DetAcceptorComposition equiv(
			TS1 ts1, TS2 ts2) {
		return combine(ts1, ts2, AcceptanceCombiner.EQUIV);
	}
	
	public static , TS2 extends DeterministicAcceptorTS>
	DetAcceptorComposition impl(
			TS1 ts1, TS2 ts2) {
		return combine(ts1, ts2, AcceptanceCombiner.IMPL);
	}
	
	
	public static  Mapping acceptance(final AcceptorTS acceptor) {
		return new Mapping() {
			@Override
			public Boolean get(S elem) {
				return acceptor.isAccepting(elem);
			}
		};
	}
	
	

}