src/share/classes/com/sun/source/util/SimpleTreeVisitor.java

Wed, 06 Apr 2011 19:30:57 -0700

author
darcy
date
Wed, 06 Apr 2011 19:30:57 -0700
changeset 969
8cc5b440fdde
parent 815
d17f37522154
child 1142
c896d95e7469
permissions
-rw-r--r--

7033809: Rename "disjunctive" to "union" in javax.lang.model
Reviewed-by: mcimadamore, jjg

duke@1 1 /*
jjg@815 2 * Copyright (c) 2005, 2011, Oracle and/or its affiliates. All rights reserved.
duke@1 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
duke@1 4 *
duke@1 5 * This code is free software; you can redistribute it and/or modify it
duke@1 6 * under the terms of the GNU General Public License version 2 only, as
ohair@554 7 * published by the Free Software Foundation. Oracle designates this
duke@1 8 * particular file as subject to the "Classpath" exception as provided
ohair@554 9 * by Oracle in the LICENSE file that accompanied this code.
duke@1 10 *
duke@1 11 * This code is distributed in the hope that it will be useful, but WITHOUT
duke@1 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
duke@1 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
duke@1 14 * version 2 for more details (a copy is included in the LICENSE file that
duke@1 15 * accompanied this code).
duke@1 16 *
duke@1 17 * You should have received a copy of the GNU General Public License version
duke@1 18 * 2 along with this work; if not, write to the Free Software Foundation,
duke@1 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
duke@1 20 *
ohair@554 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
ohair@554 22 * or visit www.oracle.com if you need additional information or have any
ohair@554 23 * questions.
duke@1 24 */
duke@1 25
duke@1 26 package com.sun.source.util;
duke@1 27
duke@1 28 import com.sun.source.tree.*;
duke@1 29
duke@1 30 /**
duke@1 31 * A simple visitor for tree nodes.
duke@1 32 *
duke@1 33 * @author Peter von der Ahé
duke@1 34 * @since 1.6
duke@1 35 */
duke@1 36 public class SimpleTreeVisitor <R,P> implements TreeVisitor<R,P> {
duke@1 37 protected final R DEFAULT_VALUE;
duke@1 38
duke@1 39 protected SimpleTreeVisitor() {
duke@1 40 DEFAULT_VALUE = null;
duke@1 41 }
duke@1 42
duke@1 43 protected SimpleTreeVisitor(R defaultValue) {
duke@1 44 DEFAULT_VALUE = defaultValue;
duke@1 45 }
duke@1 46
duke@1 47 protected R defaultAction(Tree node, P p) {
duke@1 48 return DEFAULT_VALUE;
duke@1 49 }
duke@1 50
duke@1 51 public final R visit(Tree node, P p) {
duke@1 52 return (node == null) ? null : node.accept(this, p);
duke@1 53 }
duke@1 54
duke@1 55 public final R visit(Iterable<? extends Tree> nodes, P p) {
duke@1 56 R r = null;
duke@1 57 if (nodes != null)
duke@1 58 for (Tree node : nodes)
duke@1 59 r = visit(node, p);
duke@1 60 return r;
duke@1 61 }
duke@1 62
duke@1 63 public R visitCompilationUnit(CompilationUnitTree node, P p) {
duke@1 64 return defaultAction(node, p);
duke@1 65 }
duke@1 66
duke@1 67 public R visitImport(ImportTree node, P p) {
duke@1 68 return defaultAction(node, p);
duke@1 69 }
duke@1 70
duke@1 71 public R visitClass(ClassTree node, P p) {
duke@1 72 return defaultAction(node, p);
duke@1 73 }
duke@1 74
duke@1 75 public R visitMethod(MethodTree node, P p) {
duke@1 76 return defaultAction(node, p);
duke@1 77 }
duke@1 78
duke@1 79 public R visitVariable(VariableTree node, P p) {
duke@1 80 return defaultAction(node, p);
duke@1 81 }
duke@1 82
duke@1 83 public R visitEmptyStatement(EmptyStatementTree node, P p) {
duke@1 84 return defaultAction(node, p);
duke@1 85 }
duke@1 86
duke@1 87 public R visitBlock(BlockTree node, P p) {
duke@1 88 return defaultAction(node, p);
duke@1 89 }
duke@1 90
duke@1 91 public R visitDoWhileLoop(DoWhileLoopTree node, P p) {
duke@1 92 return defaultAction(node, p);
duke@1 93 }
duke@1 94
duke@1 95 public R visitWhileLoop(WhileLoopTree node, P p) {
duke@1 96 return defaultAction(node, p);
duke@1 97 }
duke@1 98
duke@1 99 public R visitForLoop(ForLoopTree node, P p) {
duke@1 100 return defaultAction(node, p);
duke@1 101 }
duke@1 102
duke@1 103 public R visitEnhancedForLoop(EnhancedForLoopTree node, P p) {
duke@1 104 return defaultAction(node, p);
duke@1 105 }
duke@1 106
duke@1 107 public R visitLabeledStatement(LabeledStatementTree node, P p) {
duke@1 108 return defaultAction(node, p);
duke@1 109 }
duke@1 110
duke@1 111 public R visitSwitch(SwitchTree node, P p) {
duke@1 112 return defaultAction(node, p);
duke@1 113 }
duke@1 114
duke@1 115 public R visitCase(CaseTree node, P p) {
duke@1 116 return defaultAction(node, p);
duke@1 117 }
duke@1 118
duke@1 119 public R visitSynchronized(SynchronizedTree node, P p) {
duke@1 120 return defaultAction(node, p);
duke@1 121 }
duke@1 122
duke@1 123 public R visitTry(TryTree node, P p) {
duke@1 124 return defaultAction(node, p);
duke@1 125 }
duke@1 126
duke@1 127 public R visitCatch(CatchTree node, P p) {
duke@1 128 return defaultAction(node, p);
duke@1 129 }
duke@1 130
duke@1 131 public R visitConditionalExpression(ConditionalExpressionTree node, P p) {
duke@1 132 return defaultAction(node, p);
duke@1 133 }
duke@1 134
duke@1 135 public R visitIf(IfTree node, P p) {
duke@1 136 return defaultAction(node, p);
duke@1 137 }
duke@1 138
duke@1 139 public R visitExpressionStatement(ExpressionStatementTree node, P p) {
duke@1 140 return defaultAction(node, p);
duke@1 141 }
duke@1 142
duke@1 143 public R visitBreak(BreakTree node, P p) {
duke@1 144 return defaultAction(node, p);
duke@1 145 }
duke@1 146
duke@1 147 public R visitContinue(ContinueTree node, P p) {
duke@1 148 return defaultAction(node, p);
duke@1 149 }
duke@1 150
duke@1 151 public R visitReturn(ReturnTree node, P p) {
duke@1 152 return defaultAction(node, p);
duke@1 153 }
duke@1 154
duke@1 155 public R visitThrow(ThrowTree node, P p) {
duke@1 156 return defaultAction(node, p);
duke@1 157 }
duke@1 158
duke@1 159 public R visitAssert(AssertTree node, P p) {
duke@1 160 return defaultAction(node, p);
duke@1 161 }
duke@1 162
duke@1 163 public R visitMethodInvocation(MethodInvocationTree node, P p) {
duke@1 164 return defaultAction(node, p);
duke@1 165 }
duke@1 166
duke@1 167 public R visitNewClass(NewClassTree node, P p) {
duke@1 168 return defaultAction(node, p);
duke@1 169 }
duke@1 170
duke@1 171 public R visitNewArray(NewArrayTree node, P p) {
duke@1 172 return defaultAction(node, p);
duke@1 173 }
duke@1 174
duke@1 175 public R visitParenthesized(ParenthesizedTree node, P p) {
duke@1 176 return defaultAction(node, p);
duke@1 177 }
duke@1 178
duke@1 179 public R visitAssignment(AssignmentTree node, P p) {
duke@1 180 return defaultAction(node, p);
duke@1 181 }
duke@1 182
duke@1 183 public R visitCompoundAssignment(CompoundAssignmentTree node, P p) {
duke@1 184 return defaultAction(node, p);
duke@1 185 }
duke@1 186
duke@1 187 public R visitUnary(UnaryTree node, P p) {
duke@1 188 return defaultAction(node, p);
duke@1 189 }
duke@1 190
duke@1 191 public R visitBinary(BinaryTree node, P p) {
duke@1 192 return defaultAction(node, p);
duke@1 193 }
duke@1 194
duke@1 195 public R visitTypeCast(TypeCastTree node, P p) {
duke@1 196 return defaultAction(node, p);
duke@1 197 }
duke@1 198
duke@1 199 public R visitInstanceOf(InstanceOfTree node, P p) {
duke@1 200 return defaultAction(node, p);
duke@1 201 }
duke@1 202
duke@1 203 public R visitArrayAccess(ArrayAccessTree node, P p) {
duke@1 204 return defaultAction(node, p);
duke@1 205 }
duke@1 206
duke@1 207 public R visitMemberSelect(MemberSelectTree node, P p) {
duke@1 208 return defaultAction(node, p);
duke@1 209 }
duke@1 210
duke@1 211 public R visitIdentifier(IdentifierTree node, P p) {
duke@1 212 return defaultAction(node, p);
duke@1 213 }
duke@1 214
duke@1 215 public R visitLiteral(LiteralTree node, P p) {
duke@1 216 return defaultAction(node, p);
duke@1 217 }
duke@1 218
duke@1 219 public R visitPrimitiveType(PrimitiveTypeTree node, P p) {
duke@1 220 return defaultAction(node, p);
duke@1 221 }
duke@1 222
duke@1 223 public R visitArrayType(ArrayTypeTree node, P p) {
duke@1 224 return defaultAction(node, p);
duke@1 225 }
duke@1 226
duke@1 227 public R visitParameterizedType(ParameterizedTypeTree node, P p) {
duke@1 228 return defaultAction(node, p);
duke@1 229 }
duke@1 230
darcy@969 231 public R visitUnionType(UnionTypeTree node, P p) {
mcimadamore@550 232 return defaultAction(node, p);
mcimadamore@550 233 }
mcimadamore@550 234
duke@1 235 public R visitTypeParameter(TypeParameterTree node, P p) {
duke@1 236 return defaultAction(node, p);
duke@1 237 }
duke@1 238
duke@1 239 public R visitWildcard(WildcardTree node, P p) {
duke@1 240 return defaultAction(node, p);
duke@1 241 }
duke@1 242
duke@1 243 public R visitModifiers(ModifiersTree node, P p) {
duke@1 244 return defaultAction(node, p);
duke@1 245 }
duke@1 246
duke@1 247 public R visitAnnotation(AnnotationTree node, P p) {
duke@1 248 return defaultAction(node, p);
duke@1 249 }
duke@1 250
duke@1 251 public R visitErroneous(ErroneousTree node, P p) {
duke@1 252 return defaultAction(node, p);
duke@1 253 }
duke@1 254
duke@1 255 public R visitOther(Tree node, P p) {
duke@1 256 return defaultAction(node, p);
duke@1 257 }
duke@1 258 }

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