hu.bme.mit.theta.cfa.dsl.CfaLocationSymbol Maven / Gradle / Ivy

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Cfa subproject in the Theta model checking framework

There is a newer version: 6.8.5

/*
 *  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.cfa.dsl;

import static com.google.common.base.Preconditions.checkNotNull;

import hu.bme.mit.theta.cfa.CFA;
import hu.bme.mit.theta.cfa.CFA.Loc;
import hu.bme.mit.theta.cfa.dsl.gen.CfaDslParser.LocContext;
import hu.bme.mit.theta.common.dsl.Symbol;

final class CfaLocationSymbol implements Symbol {

    private final boolean init;
    private final boolean finall;
    private final boolean error;
    private final String name;

    public CfaLocationSymbol(final LocContext context) {
        checkNotNull(context);
        init = (context.init != null);
        finall = (context.finall != null);
        error = (context.error != null);
        name = context.id.getText();
    }

    @Override
    public String getName() {
        return name;
    }

    public boolean isInit() {
        return init;
    }

    public boolean isFinal() {
        return finall;
    }

    public boolean isError() {
        return error;
    }

    public Loc intantiate(final CFA.Builder cfaBuilder) {
        final Loc loc = cfaBuilder.createLoc(name);

        if (init) {
            cfaBuilder.setInitLoc(loc);
        } else if (finall) {
            cfaBuilder.setFinalLoc(loc);
        } else if (error) {
            cfaBuilder.setErrorLoc(loc);
        }

        return loc;
    }

}