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   * Copyright (c) 2011, 2020, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * 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
   * published by the Free Software Foundation.  Oracle designates this
   * 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,
   * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
   *
   * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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   */
  
  package jdkx.lang.model.util;
  
  import jdkx.annotation.processing.SupportedSourceVersion;
  import jdkx.lang.model.SourceVersion;
  import jdkx.lang.model.type.IntersectionType;
  import static jdkx.lang.model.SourceVersion.*;
  
  /**
   * A simple visitor of types with default behavior appropriate for the
   * {@link SourceVersion#RELEASE_8 RELEASE_8} source version.
   *
   * Visit methods corresponding to {@code RELEASE_8} and earlier
   * language constructs call {@link #defaultAction defaultAction},
   * passing their arguments to {@code defaultAction}'s corresponding
   * parameters.
   *
   * @apiNote
   * Methods in this class may be overridden subject to their general
   * contract.
   *
   * @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 <a href="SimpleTypeVisitor6.html#note_for_subclasses">
   * <strong>Compatibility note for subclasses</strong></a>
   * @see SimpleTypeVisitor6
   * @see SimpleTypeVisitor7
   * @see SimpleTypeVisitor9
   * @see SimpleTypeVisitor14
   * @since 1.8
   */
  @SupportedSourceVersion(RELEASE_8)
  public class SimpleTypeVisitor8<R, P> extends SimpleTypeVisitor7<R, P> {
      /**
       * Constructor for concrete subclasses; uses {@code null} for the
       * default value.
       */
      @SuppressWarnings("deprecation") // Superclass constructor deprecated
      protected SimpleTypeVisitor8(){
          super(null);
      }
  
      /**
       * Constructor for concrete subclasses; uses the argument for the
       * default value.
       *
       * @param defaultValue the value to assign to {@link #DEFAULT_VALUE}
       */
      @SuppressWarnings("deprecation") // Superclass constructor deprecated
      protected SimpleTypeVisitor8(R defaultValue){
          super(defaultValue);
      }
  
      /**
       * {@inheritDoc}
       *
       * @implSpec This implementation calls {@code defaultAction}.
       *
       * @param t {@inheritDoc}
       * @param p {@inheritDoc}
       * @return  the result of {@code defaultAction}
       */
      @Override
      public R visitIntersection(IntersectionType t, P p){
          return defaultAction(t, p);
      }
  }
  