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LearnLib / learnlib / 6433387082

06 Oct 2023 03:10PM UTC coverage: 92.296% (-0.007%) from 92.303%
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83.33
/oracles/filters/statistics/src/main/java/de/learnlib/filter/statistic/oracle/CounterOracle.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.filter.statistic.oracle;
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import java.util.Collection;
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import de.learnlib.api.oracle.MembershipOracle;
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import de.learnlib.api.oracle.MembershipOracle.DFAMembershipOracle;
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import de.learnlib.api.oracle.MembershipOracle.MealyMembershipOracle;
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import de.learnlib.api.oracle.MembershipOracle.MooreMembershipOracle;
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import de.learnlib.api.query.Query;
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import de.learnlib.api.statistic.StatisticOracle;
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import de.learnlib.buildtool.refinement.annotation.GenerateRefinement;
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import de.learnlib.buildtool.refinement.annotation.Generic;
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import de.learnlib.buildtool.refinement.annotation.Interface;
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import de.learnlib.buildtool.refinement.annotation.Map;
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import de.learnlib.filter.statistic.Counter;
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import net.automatalib.words.Word;
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/**
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 * Counts queries.
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 */
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@GenerateRefinement(name = "DFACounterOracle",
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                    generics = "I",
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                    parentGenerics = {@Generic("I"), @Generic(clazz = Boolean.class)},
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                    parameterMapping = @Map(from = MembershipOracle.class,
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                                            to = DFAMembershipOracle.class,
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                                            withGenerics = "I"),
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                    interfaces = @Interface(clazz = DFAMembershipOracle.class, generics = "I"))
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@GenerateRefinement(name = "MealyCounterOracle",
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                    generics = {"I", "O"},
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                    parentGenerics = {@Generic("I"), @Generic(clazz = Word.class, generics = "O")},
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                    parameterMapping = @Map(from = MembershipOracle.class,
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                                            to = MealyMembershipOracle.class,
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                                            withGenerics = {"I", "O"}),
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                    interfaces = @Interface(clazz = MealyMembershipOracle.class, generics = {"I", "O"}))
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@GenerateRefinement(name = "MooreCounterOracle",
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                    generics = {"I", "O"},
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                    parentGenerics = {@Generic("I"), @Generic(clazz = Word.class, generics = "O")},
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                    parameterMapping = @Map(from = MembershipOracle.class,
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                                            to = MooreMembershipOracle.class,
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                                            withGenerics = {"I", "O"}),
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                    interfaces = @Interface(clazz = MooreMembershipOracle.class, generics = {"I", "O"}))
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public class CounterOracle<I, D> implements StatisticOracle<I, D> {
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    private final Counter counter;
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    private MembershipOracle<I, D> nextOracle;
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    public CounterOracle(MembershipOracle<I, D> nextOracle, String name) {
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        this.nextOracle = nextOracle;
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        this.counter = new Counter(name, "queries");
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    }
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    @Override
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    public void processQueries(Collection<? extends Query<I, D>> queries) {
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        this.counter.increment(queries.size());
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        nextOracle.processQueries(queries);
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    }
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    @Override
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    public Counter getStatisticalData() {
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        return this.counter;
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    }
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    public Counter getCounter() {
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        return this.counter;
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    }
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    public long getCount() {
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        return counter.getCount();
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    }
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    @Override
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    public void setNext(MembershipOracle<I, D> next) {
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        this.nextOracle = next;
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    }
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}
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