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/*
* SPDX-FileCopyrightText: 2023 The Refinery Authors <https://refinery.tools/>
*
* SPDX-License-Identifier: EPL-2.0
*/
package tools.refinery.store.query.rewriter;
import tools.refinery.store.query.dnf.Dnf;
import tools.refinery.store.query.equality.DnfEqualityChecker;
import tools.refinery.store.util.CycleDetectingMapper;
public abstract class AbstractRecursiveRewriter implements DnfRewriter {
private final CycleDetectingMapper<Dnf, Dnf> mapper = new CycleDetectingMapper<>(Dnf::name, this::map);
@Override
public Dnf rewrite(Dnf dnf) {
return mapper.map(dnf);
}
protected Dnf map(Dnf dnf) {
var result = doRewrite(dnf);
return dnf.equalsWithSubstitution(DnfEqualityChecker.DEFAULT, result) ? dnf : result;
}
protected abstract Dnf doRewrite(Dnf dnf);
}
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