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Xta Analysis subproject in the Theta model checking framework

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/*
 *  Copyright 2024 Budapest University of Technology and Economics
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */
package hu.bme.mit.theta.xta.analysis.lazy;

import hu.bme.mit.theta.analysis.State;
import hu.bme.mit.theta.analysis.prod2.Prod2State;
import hu.bme.mit.theta.xta.XtaSystem;
import hu.bme.mit.theta.xta.analysis.XtaState;
import hu.bme.mit.theta.xta.analysis.zone.itp.ItpZoneState;
import hu.bme.mit.theta.xta.analysis.zone.lu.LuZoneState;

final class ClockStrategies {

    private ClockStrategies() {
    }

    public static  AlgorithmStrategy>, LuZoneState> createLuStrategy(
            final XtaSystem system) {
        return new LuZoneStrategy<>(system, createRightLens());
    }

    public static  AlgorithmStrategy>, ItpZoneState> createFwItpStrategy(
            final XtaSystem system) {
        return new FwItpZoneStrategy<>(system, createRightLens());
    }

    public static  AlgorithmStrategy>, ItpZoneState> createBwItpStrategy(
            final XtaSystem system) {
        return new BwItpZoneStrategy<>(system, createRightLens());
    }

    private static  Lens>, S2> createRightLens() {
        return new Lens>, S2>() {
            @Override
            public S2 get(final XtaState> state) {
                return state.getState().getState2();
            }

            @Override
            public XtaState> set(final XtaState> state,
                                                    final S2 s2) {
                final Prod2State prodState = state.getState();
                final Prod2State newProdState = prodState.with2(s2);
                final XtaState> newState = state.withState(newProdState);
                return newState;
            }
        };
    }

}