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/*
* SPDX-FileCopyrightText: 2021-2023 The Refinery Authors <https://refinery.tools/>
*
* SPDX-License-Identifier: EPL-2.0
*/
package tools.refinery.logic.substitution;
import tools.refinery.logic.term.DataVariable;
import tools.refinery.logic.term.NodeVariable;
import tools.refinery.logic.term.Variable;
@FunctionalInterface
public interface Substitution {
Variable getSubstitute(Variable variable);
default NodeVariable getTypeSafeSubstitute(NodeVariable variable) {
var substitute = getSubstitute(variable);
return substitute.asNodeVariable();
}
default <T> DataVariable<T> getTypeSafeSubstitute(DataVariable<T> variable) {
var substitute = getSubstitute(variable);
return substitute.asDataVariable(variable.getType());
}
static SubstitutionBuilder builder() {
return new SubstitutionBuilder();
}
}
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