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 javax.lang.model.type.*; 31 import static javax.lang.model.SourceVersion.*; 32 33 /** 34 * A visitor of types based on their {@linkplain TypeKind kind} with 35 * default behavior appropriate for source version {@link 36 * SourceVersion#RELEASE_14 RELEASE_14}. 37 * 38 * For {@linkplain 39 * TypeMirror types} <code><i>Xyz</i></code> that may have more than one 40 * kind, the <code>visit<i>Xyz</i></code> methods in this class delegate 41 * to the <code>visit<i>Xyz</i>As<i>Kind</i></code> method corresponding to the 42 * first argument's kind. The <code>visit<i>Xyz</i>As<i>Kind</i></code> methods 43 * call {@link #defaultAction defaultAction}, passing their arguments 44 * to {@code defaultAction}'s corresponding parameters. 45 * 46 * @apiNote 47 * Methods in this class may be overridden subject to their general 48 * contract. 49 * 50 * @param <R> the return type of this visitor's methods. Use {@link 51 * Void} for visitors that do not need to return results. 52 * @param <P> the type of the additional parameter to this visitor's 53 * methods. Use {@code Void} for visitors that do not need an 54 * additional parameter. 55 * 56 * @see <a href="TypeKindVisitor6.html#note_for_subclasses"> 57 * <strong>Compatibility note for subclasses</strong></a> 58 * @see TypeKindVisitor6 59 * @see TypeKindVisitor7 60 * @see TypeKindVisitor8 61 * @see TypeKindVisitor9 62 * @since 14 63 */ 64 @SupportedSourceVersion(RELEASE_15) 65 public class TypeKindVisitor14<R, P> extends TypeKindVisitor9<R, P> { 66 /** 67 * Constructor for concrete subclasses to call; uses {@code null} 68 * for the default value. 69 */ 70 protected TypeKindVisitor14() { 71 super(null); 72 } 73 74 /** 75 * Constructor for concrete subclasses to call; uses the argument 76 * for the default value. 77 * 78 * @param defaultValue the value to assign to {@link #DEFAULT_VALUE} 79 */ 80 protected TypeKindVisitor14(R defaultValue) { 81 super(defaultValue); 82 } 83 }