subprojects/logic/src/main/java/tools/refinery/logic/term/bool/BoolNotTerm.java


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31

/*
 * SPDX-FileCopyrightText: 2021-2023 The Refinery Authors <https://refinery.tools/>
 *
 * SPDX-License-Identifier: EPL-2.0
 */
package tools.refinery.logic.term.bool;

import tools.refinery.logic.substitution.Substitution;
import tools.refinery.logic.term.Term;
import tools.refinery.logic.term.UnaryTerm;

public class BoolNotTerm extends UnaryTerm<Boolean, Boolean> {
	protected BoolNotTerm(Term<Boolean> body) {
		super(Boolean.class, Boolean.class, body);
	}

	@Override
	protected Term<Boolean> doSubstitute(Substitution substitution, Term<Boolean> substitutedBody) {
		return new BoolNotTerm(substitutedBody);
	}

	@Override
	protected Boolean doEvaluate(Boolean bodyValue) {
		return !bodyValue;
	}

	@Override
	public String toString() {
		return "(!%s)".formatted(getBody());
	}
}