1 /* 2 * Copyright (c) 1999, 2019, 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 com.sun.tools.javac.util; 27 28 /** 29 * Access to the compiler's name table. STandard names are defined, 30 * as well as methods to create new names. 31 * 32 * <p><b>This is NOT part of any supported API. 33 * If you write code that depends on this, you do so at your own risk. 34 * This code and its internal interfaces are subject to change or 35 * deletion without notice.</b> 36 */ 37 public class Names { 38 39 public static final Context.Key<Names> namesKey = new Context.Key<>(); 40 instance(Context context)41 public static Names instance(Context context) { 42 Names instance = context.get(namesKey); 43 if (instance == null) { 44 instance = new Names(context); 45 context.put(namesKey, instance); 46 } 47 return instance; 48 } 49 50 // operators and punctuation 51 public final Name asterisk; 52 public final Name comma; 53 public final Name empty; 54 public final Name hyphen; 55 public final Name one; 56 public final Name slash; 57 58 // keywords 59 public final Name _class; 60 public final Name _super; 61 public final Name _this; 62 public final Name var; 63 public final Name exports; 64 public final Name opens; 65 public final Name module; 66 public final Name provides; 67 public final Name requires; 68 public final Name to; 69 public final Name transitive; 70 public final Name uses; 71 public final Name open; 72 public final Name with; 73 public final Name yield; 74 75 // field and method names 76 public final Name _name; 77 public final Name addSuppressed; 78 public final Name any; 79 public final Name append; 80 public final Name clinit; 81 public final Name clone; 82 public final Name close; 83 public final Name deserializeLambda; 84 public final Name desiredAssertionStatus; 85 public final Name equals; 86 public final Name error; 87 public final Name finalize; 88 public final Name forRemoval; 89 public final Name getClass; 90 public final Name hasNext; 91 public final Name hashCode; 92 public final Name init; 93 public final Name iterator; 94 public final Name length; 95 public final Name next; 96 public final Name ordinal; 97 public final Name provider; 98 public final Name serialVersionUID; 99 public final Name toString; 100 public final Name value; 101 public final Name valueOf; 102 public final Name values; 103 104 // class names 105 public final Name java_io_Serializable; 106 public final Name java_lang_Class; 107 public final Name java_lang_Cloneable; 108 public final Name java_lang_Enum; 109 public final Name java_lang_Object; 110 111 // names of builtin classes 112 public final Name Array; 113 public final Name Bound; 114 public final Name Method; 115 116 // package names 117 public final Name java_lang; 118 119 // module names 120 public final Name java_base; 121 122 // attribute names 123 public final Name Annotation; 124 public final Name AnnotationDefault; 125 public final Name BootstrapMethods; 126 public final Name Bridge; 127 public final Name CharacterRangeTable; 128 public final Name Code; 129 public final Name CompilationID; 130 public final Name ConstantValue; 131 public final Name Deprecated; 132 public final Name EnclosingMethod; 133 public final Name Enum; 134 public final Name Exceptions; 135 public final Name InnerClasses; 136 public final Name LineNumberTable; 137 public final Name LocalVariableTable; 138 public final Name LocalVariableTypeTable; 139 public final Name MethodParameters; 140 public final Name Module; 141 public final Name ModuleResolution; 142 public final Name NestHost; 143 public final Name NestMembers; 144 public final Name RuntimeInvisibleAnnotations; 145 public final Name RuntimeInvisibleParameterAnnotations; 146 public final Name RuntimeInvisibleTypeAnnotations; 147 public final Name RuntimeVisibleAnnotations; 148 public final Name RuntimeVisibleParameterAnnotations; 149 public final Name RuntimeVisibleTypeAnnotations; 150 public final Name Signature; 151 public final Name SourceFile; 152 public final Name SourceID; 153 public final Name StackMap; 154 public final Name StackMapTable; 155 public final Name Synthetic; 156 public final Name Value; 157 public final Name Varargs; 158 159 // members of java.lang.annotation.ElementType 160 public final Name ANNOTATION_TYPE; 161 public final Name CONSTRUCTOR; 162 public final Name FIELD; 163 public final Name LOCAL_VARIABLE; 164 public final Name METHOD; 165 public final Name MODULE; 166 public final Name PACKAGE; 167 public final Name PARAMETER; 168 public final Name TYPE; 169 public final Name TYPE_PARAMETER; 170 public final Name TYPE_USE; 171 172 // members of java.lang.annotation.RetentionPolicy 173 public final Name CLASS; 174 public final Name RUNTIME; 175 public final Name SOURCE; 176 177 // other identifiers 178 public final Name T; 179 public final Name ex; 180 public final Name module_info; 181 public final Name package_info; 182 public final Name requireNonNull; 183 184 // lambda-related 185 public final Name lambda; 186 public final Name metafactory; 187 public final Name altMetafactory; 188 public final Name dollarThis; 189 190 // string concat 191 public final Name makeConcat; 192 public final Name makeConcatWithConstants; 193 194 public final Name.Table table; 195 Names(Context context)196 public Names(Context context) { 197 Options options = Options.instance(context); 198 table = createTable(options); 199 200 // operators and punctuation 201 asterisk = fromString("*"); 202 comma = fromString(","); 203 empty = fromString(""); 204 hyphen = fromString("-"); 205 one = fromString("1"); 206 slash = fromString("/"); 207 208 // keywords 209 _class = fromString("class"); 210 _super = fromString("super"); 211 _this = fromString("this"); 212 var = fromString("var"); 213 exports = fromString("exports"); 214 opens = fromString("opens"); 215 module = fromString("module"); 216 provides = fromString("provides"); 217 requires = fromString("requires"); 218 to = fromString("to"); 219 transitive = fromString("transitive"); 220 uses = fromString("uses"); 221 open = fromString("open"); 222 with = fromString("with"); 223 yield = fromString("yield"); 224 225 // field and method names 226 _name = fromString("name"); 227 addSuppressed = fromString("addSuppressed"); 228 any = fromString("<any>"); 229 append = fromString("append"); 230 clinit = fromString("<clinit>"); 231 clone = fromString("clone"); 232 close = fromString("close"); 233 deserializeLambda = fromString("$deserializeLambda$"); 234 desiredAssertionStatus = fromString("desiredAssertionStatus"); 235 equals = fromString("equals"); 236 error = fromString("<error>"); 237 finalize = fromString("finalize"); 238 forRemoval = fromString("forRemoval"); 239 getClass = fromString("getClass"); 240 hasNext = fromString("hasNext"); 241 hashCode = fromString("hashCode"); 242 init = fromString("<init>"); 243 iterator = fromString("iterator"); 244 length = fromString("length"); 245 next = fromString("next"); 246 ordinal = fromString("ordinal"); 247 provider = fromString("provider"); 248 serialVersionUID = fromString("serialVersionUID"); 249 toString = fromString("toString"); 250 value = fromString("value"); 251 valueOf = fromString("valueOf"); 252 values = fromString("values"); 253 dollarThis = fromString("$this"); 254 255 // class names 256 java_io_Serializable = fromString("java.io.Serializable"); 257 java_lang_Class = fromString("java.lang.Class"); 258 java_lang_Cloneable = fromString("java.lang.Cloneable"); 259 java_lang_Enum = fromString("java.lang.Enum"); 260 java_lang_Object = fromString("java.lang.Object"); 261 262 // names of builtin classes 263 Array = fromString("Array"); 264 Bound = fromString("Bound"); 265 Method = fromString("Method"); 266 267 // package names 268 java_lang = fromString("java.lang"); 269 270 // module names 271 java_base = fromString("java.base"); 272 273 // attribute names 274 Annotation = fromString("Annotation"); 275 AnnotationDefault = fromString("AnnotationDefault"); 276 BootstrapMethods = fromString("BootstrapMethods"); 277 Bridge = fromString("Bridge"); 278 CharacterRangeTable = fromString("CharacterRangeTable"); 279 Code = fromString("Code"); 280 CompilationID = fromString("CompilationID"); 281 ConstantValue = fromString("ConstantValue"); 282 Deprecated = fromString("Deprecated"); 283 EnclosingMethod = fromString("EnclosingMethod"); 284 Enum = fromString("Enum"); 285 Exceptions = fromString("Exceptions"); 286 InnerClasses = fromString("InnerClasses"); 287 LineNumberTable = fromString("LineNumberTable"); 288 LocalVariableTable = fromString("LocalVariableTable"); 289 LocalVariableTypeTable = fromString("LocalVariableTypeTable"); 290 MethodParameters = fromString("MethodParameters"); 291 Module = fromString("Module"); 292 ModuleResolution = fromString("ModuleResolution"); 293 NestHost = fromString("NestHost"); 294 NestMembers = fromString("NestMembers"); 295 RuntimeInvisibleAnnotations = fromString("RuntimeInvisibleAnnotations"); 296 RuntimeInvisibleParameterAnnotations = fromString("RuntimeInvisibleParameterAnnotations"); 297 RuntimeInvisibleTypeAnnotations = fromString("RuntimeInvisibleTypeAnnotations"); 298 RuntimeVisibleAnnotations = fromString("RuntimeVisibleAnnotations"); 299 RuntimeVisibleParameterAnnotations = fromString("RuntimeVisibleParameterAnnotations"); 300 RuntimeVisibleTypeAnnotations = fromString("RuntimeVisibleTypeAnnotations"); 301 Signature = fromString("Signature"); 302 SourceFile = fromString("SourceFile"); 303 SourceID = fromString("SourceID"); 304 StackMap = fromString("StackMap"); 305 StackMapTable = fromString("StackMapTable"); 306 Synthetic = fromString("Synthetic"); 307 Value = fromString("Value"); 308 Varargs = fromString("Varargs"); 309 310 // members of java.lang.annotation.ElementType 311 ANNOTATION_TYPE = fromString("ANNOTATION_TYPE"); 312 CONSTRUCTOR = fromString("CONSTRUCTOR"); 313 FIELD = fromString("FIELD"); 314 LOCAL_VARIABLE = fromString("LOCAL_VARIABLE"); 315 METHOD = fromString("METHOD"); 316 MODULE = fromString("MODULE"); 317 PACKAGE = fromString("PACKAGE"); 318 PARAMETER = fromString("PARAMETER"); 319 TYPE = fromString("TYPE"); 320 TYPE_PARAMETER = fromString("TYPE_PARAMETER"); 321 TYPE_USE = fromString("TYPE_USE"); 322 323 // members of java.lang.annotation.RetentionPolicy 324 CLASS = fromString("CLASS"); 325 RUNTIME = fromString("RUNTIME"); 326 SOURCE = fromString("SOURCE"); 327 328 // other identifiers 329 T = fromString("T"); 330 ex = fromString("ex"); 331 module_info = fromString("module-info"); 332 package_info = fromString("package-info"); 333 requireNonNull = fromString("requireNonNull"); 334 335 //lambda-related 336 lambda = fromString("lambda$"); 337 metafactory = fromString("metafactory"); 338 altMetafactory = fromString("altMetafactory"); 339 340 // string concat 341 makeConcat = fromString("makeConcat"); 342 makeConcatWithConstants = fromString("makeConcatWithConstants"); 343 } 344 createTable(Options options)345 protected Name.Table createTable(Options options) { 346 boolean useUnsharedTable = options.isSet("useUnsharedTable"); 347 if (useUnsharedTable) 348 return UnsharedNameTable.create(this); 349 else 350 return SharedNameTable.create(this); 351 } 352 dispose()353 public void dispose() { 354 table.dispose(); 355 } 356 fromChars(char[] cs, int start, int len)357 public Name fromChars(char[] cs, int start, int len) { 358 return table.fromChars(cs, start, len); 359 } 360 fromString(String s)361 public Name fromString(String s) { 362 return table.fromString(s); 363 } 364 fromUtf(byte[] cs)365 public Name fromUtf(byte[] cs) { 366 return table.fromUtf(cs); 367 } 368 fromUtf(byte[] cs, int start, int len)369 public Name fromUtf(byte[] cs, int start, int len) { 370 return table.fromUtf(cs, start, len); 371 } 372 } 373