1 /*
   2  * Copyright (c) 2019, 2020, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package javax.lang.model.util;
  27 
  28 import javax.annotation.processing.SupportedSourceVersion;
  29 import javax.lang.model.SourceVersion;
  30 import static javax.lang.model.SourceVersion.*;
  31 
  32 /**
  33  * A simple visitor for annotation values with default behavior
  34  * appropriate for source version {@link SourceVersion#RELEASE_14 RELEASE_14}.
  35  *
  36  * Visit methods call {@link #defaultAction
  37  * defaultAction} passing their arguments to {@code defaultAction}'s
  38  * corresponding parameters.
  39  *
  40  * @apiNote
  41  * Methods in this class may be overridden subject to their general
  42  * contract.
  43  *
  44  * @param <R> the return type of this visitor's methods
  45  * @param <P> the type of the additional parameter to this visitor's methods.
  46  *
  47  * @see <a href="SimpleAnnotationValueVisitor6.html#note_for_subclasses">
  48  * <strong>Compatibility note for subclasses</strong></a>
  49  * @see SimpleAnnotationValueVisitor6
  50  * @see SimpleAnnotationValueVisitor7
  51  * @see SimpleAnnotationValueVisitor8
  52  * @see SimpleAnnotationValueVisitor9
  53  * @since 14
  54  */
  55 @SupportedSourceVersion(RELEASE_16)
  56 public class SimpleAnnotationValueVisitor14<R, P> extends SimpleAnnotationValueVisitor9<R, P> {
  57     /**
  58      * Constructor for concrete subclasses; uses {@code null} for the
  59      * default value.
  60      */
  61     protected SimpleAnnotationValueVisitor14() {
  62         super(null);
  63     }
  64 
  65     /**
  66      * Constructor for concrete subclasses; uses the argument for the
  67      * default value.
  68      *
  69      * @param defaultValue the value to assign to {@link #DEFAULT_VALUE}
  70      */
  71     protected SimpleAnnotationValueVisitor14(R defaultValue) {
  72         super(defaultValue);
  73     }
  74 }