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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
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 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code 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 General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
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package javax.lang.model.util;

import jdk.internal.javac.PreviewFeature;

import javax.annotation.processing.SupportedSourceVersion;
import javax.annotation.processing.ProcessingEnvironment;
import static javax.lang.model.SourceVersion.*;

/**
 * A skeletal visitor of types with default behavior appropriate for a
 * {@linkplain ProcessingEnvironment#isPreviewEnabled preview} source
 * version.
 *
 * @param <R> the return type of this visitor's methods.  Use {@link
 *            Void} for visitors that do not need to return results.
 * @param <P> the type of the additional parameter to this visitor's
 *            methods.  Use {@code Void} for visitors that do not need an
 *            additional parameter.
 *
 * @see javax.lang.model.util##expectedEvolution
 * <strong>Expected visitor evolution</strong>
 * @see AbstractAnnotationValueVisitor6##note_for_subclasses
 * <strong>Compatibility note for subclasses</strong>
 * @see AbstractTypeVisitor6
 * @see AbstractTypeVisitor7
 * @see AbstractTypeVisitor8
 * @see AbstractTypeVisitor9
 * @see AbstractTypeVisitor14
 * @since 23
 */
@SupportedSourceVersion(RELEASE_25)
@PreviewFeature(feature=PreviewFeature.Feature.LANGUAGE_MODEL, reflective=true)
public abstract class AbstractTypeVisitorPreview<R, P> extends AbstractTypeVisitor14<R, P> {
    /**
     * Constructor for concrete subclasses to call.
     */
    protected AbstractTypeVisitorPreview() {
        super();
    }
}
