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/*
 * Copyright (c) 2021 Villu Ruusmann
 *
 * This file is part of JPMML-Converter
 *
 * JPMML-Converter is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * JPMML-Converter is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with JPMML-Converter.  If not, see .
 */
package org.jpmml.converter.visitors;

import org.dmg.pmml.PMML;
import org.dmg.pmml.TransformationDictionary;
import org.dmg.pmml.VisitorAction;
import org.jpmml.model.visitors.AbstractVisitor;

public class PMMLCleaner extends AbstractVisitor {

	@Override
	public VisitorAction visit(PMML pmml){
		TransformationDictionary transformationDictionary = pmml.getTransformationDictionary();

		if(transformationDictionary != null && !transformationDictionary.hasDefineFunctions() && !transformationDictionary.hasDerivedFields()){
			pmml.setTransformationDictionary(null);
		}

		return super.visit(pmml);
	}
}