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/oracles/property-oracles/src/main/java/de/learnlib/oracle/property/DFALassoPropertyOracle.java
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/* Copyright (C) 2013-2023 TU Dortmund
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 * This file is part of LearnLib, http://www.learnlib.de/.
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 *
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 * Licensed under the Apache License, Version 2.0 (the "License");
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 * you may not use this file except in compliance with the License.
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 * You may obtain a copy of the License at
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 *
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 *     http://www.apache.org/licenses/LICENSE-2.0
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 *
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 * Unless required by applicable law or agreed to in writing, software
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 * distributed under the License is distributed on an "AS IS" BASIS,
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 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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 * See the License for the specific language governing permissions and
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 * limitations under the License.
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 */
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package de.learnlib.oracle.property;
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import java.util.Collection;










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import de.learnlib.api.oracle.LassoEmptinessOracle.DFALassoEmptinessOracle;










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import de.learnlib.api.oracle.PropertyOracle.DFAPropertyOracle;










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import net.automatalib.automaton.fsa.DFA;










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import net.automatalib.modelchecking.Lasso.DFALasso;










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import net.automatalib.modelchecking.ModelCheckerLasso.DFAModelCheckerLasso;










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/**










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 * A property oracle for DFAs that can check lassos from the model checker.










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 *










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 * @param <I>










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 *         the input type










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 * @param <P>










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 *         the property type










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 */










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public class DFALassoPropertyOracle<I, P> extends AbstractPropertyOracle<I, DFA<?, I>, P, Boolean, DFALasso<I>>










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        implements DFAPropertyOracle<I, P> {










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    private final DFAModelCheckerLasso<I, P> modelChecker;










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    public DFALassoPropertyOracle(P property,










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                                  DFAInclusionOracle<I> inclusionOracle,










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                                  DFALassoEmptinessOracle<I> emptinessOracle,










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                                  DFAModelCheckerLasso<I, P> modelChecker) {










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        super(property, inclusionOracle, emptinessOracle);




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        this.modelChecker = modelChecker;




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    }




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    @Override










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    protected DFALasso<I> modelCheck(DFA<?, I> hypothesis, Collection<? extends I> inputs) {










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        return modelChecker.findCounterExample(hypothesis, inputs, getProperty());




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    }










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}
























    

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