1 /*
2 * Copyright (c) 1999, 2024, 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
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 underscore;
73 public final Name when;
74 public final Name with;
75 public final Name yield;
76
77 // field and method names
78 public final Name _name;
79 public final Name addSuppressed;
80 public final Name any;
81 public final Name append;
82 public final Name clinit;
83 public final Name clone;
84 public final Name close;
85 public final Name deserializeLambda;
86 public final Name desiredAssertionStatus;
87 public final Name equals;
88 public final Name error;
89 public final Name finalize;
90 public final Name forRemoval;
91 public final Name reflective;
92 public final Name getClass;
93 public final Name hasNext;
94 public final Name hashCode;
95 public final Name init;
96 public final Name invoke;
97 public final Name iterator;
98 public final Name length;
99 public final Name next;
100 public final Name of;
101 public final Name ordinal;
102 public final Name provider;
103 public final Name serialVersionUID;
104 public final Name toString;
105 public final Name value;
106 public final Name valueOf;
107 public final Name values;
108 public final Name readResolve;
109 public final Name readObject;
110
111 // class names
112 public final Name java_io_Serializable;
113 public final Name java_lang_Class;
114 public final Name java_lang_Cloneable;
115 public final Name java_lang_Enum;
116 public final Name java_lang_Object;
117
118 // names of builtin classes
119 public final Name Array;
120 public final Name Bound;
121 public final Name Method;
122
123 // package names
124 public final Name java;
125 public final Name java_lang;
126 public final Name jdk_internal_javac;
127
128 // module names
129 public final Name java_base;
130 public final Name java_se;
131 public final Name jdk_unsupported;
132
133 // attribute names
134 public final Name Annotation;
135 public final Name AnnotationDefault;
136 public final Name BootstrapMethods;
137 public final Name Bridge;
138 public final Name CharacterRangeTable;
139 public final Name Code;
140 public final Name CompilationID;
141 public final Name ConstantValue;
142 public final Name Deprecated;
143 public final Name EnclosingMethod;
144 public final Name Enum;
145 public final Name Exceptions;
146 public final Name InnerClasses;
147 public final Name LineNumberTable;
148 public final Name LocalVariableTable;
149 public final Name LocalVariableTypeTable;
150 public final Name MethodParameters;
151 public final Name Module;
152 public final Name ModuleResolution;
153 public final Name NestHost;
154 public final Name NestMembers;
155 public final Name Record;
156 public final Name RuntimeInvisibleAnnotations;
157 public final Name RuntimeInvisibleParameterAnnotations;
158 public final Name RuntimeInvisibleTypeAnnotations;
159 public final Name RuntimeVisibleAnnotations;
160 public final Name RuntimeVisibleParameterAnnotations;
161 public final Name RuntimeVisibleTypeAnnotations;
162 public final Name Signature;
163 public final Name SourceFile;
164 public final Name SourceID;
165 public final Name StackMap;
166 public final Name StackMapTable;
167 public final Name Synthetic;
168 public final Name Value;
169 public final Name Varargs;
170 public final Name PermittedSubclasses;
171
172 // members of java.lang.annotation.ElementType
173 public final Name ANNOTATION_TYPE;
174 public final Name CONSTRUCTOR;
175 public final Name FIELD;
176 public final Name LOCAL_VARIABLE;
177 public final Name METHOD;
178 public final Name MODULE;
179 public final Name PACKAGE;
180 public final Name PARAMETER;
181 public final Name TYPE;
182 public final Name TYPE_PARAMETER;
183 public final Name TYPE_USE;
184 public final Name RECORD_COMPONENT;
185
186 // members of java.lang.annotation.RetentionPolicy
187 public final Name CLASS;
188 public final Name RUNTIME;
189 public final Name SOURCE;
190
191 // other identifiers
192 public final Name T;
193 public final Name ex;
194 public final Name module_info;
195 public final Name package_info;
196 public final Name requireNonNull;
197 public final Name main;
198
199 // lambda-related
200 public final Name lambda;
201 public final Name metafactory;
202 public final Name altMetafactory;
203 public final Name dollarThis;
204
205 // string concat
206 public final Name makeConcat;
207 public final Name makeConcatWithConstants;
208
209 // record related
210 // members of java.lang.runtime.ObjectMethods
211 public final Name bootstrap;
212
213 public final Name record;
214 public final Name non;
215
216 // serialization members, used by records too
217 public final Name serialPersistentFields;
218 public final Name writeObject;
219 public final Name writeReplace;
220 public final Name readObjectNoData;
221
222 // sealed types
223 public final Name permits;
224 public final Name sealed;
225
226 // pattern switches
227 public final Name typeSwitch;
228 public final Name enumSwitch;
229 public final Name enumConstant;
230
231 // code reflection
232 public final Name jdk_incubator_code;
233 public final Name quotable;
234
235 // special annotation names
236 public final Name requiresIdentityInternal;
237
238 public final Name.Table table;
239
240 @SuppressWarnings("this-escape")
241 public Names(Context context) {
242 Options options = Options.instance(context);
243 table = createTable(options);
244
245 // operators and punctuation
246 asterisk = fromString("*");
247 comma = fromString(",");
248 empty = fromString("");
249 hyphen = fromString("-");
250 one = fromString("1");
251 slash = fromString("/");
252
253 // keywords
254 _class = fromString("class");
255 _super = fromString("super");
256 _this = fromString("this");
257 var = fromString("var");
258 exports = fromString("exports");
259 opens = fromString("opens");
260 module = fromString("module");
261 provides = fromString("provides");
262 requires = fromString("requires");
263 to = fromString("to");
264 transitive = fromString("transitive");
265 uses = fromString("uses");
266 open = fromString("open");
267 underscore = fromString("_");
268 when = fromString("when");
269 with = fromString("with");
270 yield = fromString("yield");
271
272 // field and method names
273 _name = fromString("name");
274 addSuppressed = fromString("addSuppressed");
275 any = fromString("<any>");
276 append = fromString("append");
277 clinit = fromString("<clinit>");
278 clone = fromString("clone");
279 close = fromString("close");
280 deserializeLambda = fromString("$deserializeLambda$");
281 desiredAssertionStatus = fromString("desiredAssertionStatus");
282 equals = fromString("equals");
283 error = fromString("<error>");
284 finalize = fromString("finalize");
285 forRemoval = fromString("forRemoval");
286 reflective = fromString("reflective");
287 getClass = fromString("getClass");
288 hasNext = fromString("hasNext");
289 hashCode = fromString("hashCode");
290 init = fromString("<init>");
291 invoke = fromString("invoke");
292 iterator = fromString("iterator");
293 length = fromString("length");
294 next = fromString("next");
295 of = fromString("of");
296 ordinal = fromString("ordinal");
297 provider = fromString("provider");
298 serialVersionUID = fromString("serialVersionUID");
299 toString = fromString("toString");
300 value = fromString("value");
301 valueOf = fromString("valueOf");
302 values = fromString("values");
303 readResolve = fromString("readResolve");
304 readObject = fromString("readObject");
305 dollarThis = fromString("$this");
306
307 // class names
308 java_io_Serializable = fromString("java.io.Serializable");
309 java_lang_Class = fromString("java.lang.Class");
310 java_lang_Cloneable = fromString("java.lang.Cloneable");
311 java_lang_Enum = fromString("java.lang.Enum");
312 java_lang_Object = fromString("java.lang.Object");
313
314 // names of builtin classes
315 Array = fromString("Array");
316 Bound = fromString("Bound");
317 Method = fromString("Method");
318
319 // package names
320 java = fromString("java");
321 java_lang = fromString("java.lang");
322 jdk_internal_javac = fromString("jdk.internal.javac");
323
324 // module names
325 java_base = fromString("java.base");
326 java_se = fromString("java.se");
327 jdk_unsupported = fromString("jdk.unsupported");
328
329 // attribute names
330 Annotation = fromString("Annotation");
331 AnnotationDefault = fromString("AnnotationDefault");
332 BootstrapMethods = fromString("BootstrapMethods");
333 Bridge = fromString("Bridge");
334 CharacterRangeTable = fromString("CharacterRangeTable");
335 Code = fromString("Code");
336 CompilationID = fromString("CompilationID");
337 ConstantValue = fromString("ConstantValue");
338 Deprecated = fromString("Deprecated");
339 EnclosingMethod = fromString("EnclosingMethod");
340 Enum = fromString("Enum");
341 Exceptions = fromString("Exceptions");
342 InnerClasses = fromString("InnerClasses");
343 LineNumberTable = fromString("LineNumberTable");
344 LocalVariableTable = fromString("LocalVariableTable");
345 LocalVariableTypeTable = fromString("LocalVariableTypeTable");
346 MethodParameters = fromString("MethodParameters");
347 Module = fromString("Module");
348 ModuleResolution = fromString("ModuleResolution");
349 NestHost = fromString("NestHost");
350 NestMembers = fromString("NestMembers");
351 Record = fromString("Record");
352 RuntimeInvisibleAnnotations = fromString("RuntimeInvisibleAnnotations");
353 RuntimeInvisibleParameterAnnotations = fromString("RuntimeInvisibleParameterAnnotations");
354 RuntimeInvisibleTypeAnnotations = fromString("RuntimeInvisibleTypeAnnotations");
355 RuntimeVisibleAnnotations = fromString("RuntimeVisibleAnnotations");
356 RuntimeVisibleParameterAnnotations = fromString("RuntimeVisibleParameterAnnotations");
357 RuntimeVisibleTypeAnnotations = fromString("RuntimeVisibleTypeAnnotations");
358 Signature = fromString("Signature");
359 SourceFile = fromString("SourceFile");
360 SourceID = fromString("SourceID");
361 StackMap = fromString("StackMap");
362 StackMapTable = fromString("StackMapTable");
363 Synthetic = fromString("Synthetic");
364 Value = fromString("Value");
365 Varargs = fromString("Varargs");
366 PermittedSubclasses = fromString("PermittedSubclasses");
367
368 // members of java.lang.annotation.ElementType
369 ANNOTATION_TYPE = fromString("ANNOTATION_TYPE");
370 CONSTRUCTOR = fromString("CONSTRUCTOR");
371 FIELD = fromString("FIELD");
372 LOCAL_VARIABLE = fromString("LOCAL_VARIABLE");
373 METHOD = fromString("METHOD");
374 MODULE = fromString("MODULE");
375 PACKAGE = fromString("PACKAGE");
376 PARAMETER = fromString("PARAMETER");
377 TYPE = fromString("TYPE");
378 TYPE_PARAMETER = fromString("TYPE_PARAMETER");
379 TYPE_USE = fromString("TYPE_USE");
380 RECORD_COMPONENT = fromString("RECORD_COMPONENT");
381
382 // members of java.lang.annotation.RetentionPolicy
383 CLASS = fromString("CLASS");
384 RUNTIME = fromString("RUNTIME");
385 SOURCE = fromString("SOURCE");
386
387 // other identifiers
388 T = fromString("T");
389 ex = fromString("ex");
390 module_info = fromString("module-info");
391 package_info = fromString("package-info");
392 requireNonNull = fromString("requireNonNull");
393 main = fromString("main");
394
395 //lambda-related
396 lambda = fromString("lambda$");
397 metafactory = fromString("metafactory");
398 altMetafactory = fromString("altMetafactory");
399
400 // string concat
401 makeConcat = fromString("makeConcat");
402 makeConcatWithConstants = fromString("makeConcatWithConstants");
403
404 bootstrap = fromString("bootstrap");
405 record = fromString("record");
406 non = fromString("non");
407
408 serialPersistentFields = fromString("serialPersistentFields");
409 writeObject = fromString("writeObject");
410 writeReplace = fromString("writeReplace");
411 readObjectNoData = fromString("readObjectNoData");
412
413 // sealed types
414 permits = fromString("permits");
415 sealed = fromString("sealed");
416
417
418 // pattern switches
419 typeSwitch = fromString("typeSwitch");
420 enumSwitch = fromString("enumSwitch");
421 enumConstant = fromString("enumConstant");
422
423 // code reflection
424 jdk_incubator_code = fromString("jdk.incubator.code");
425 quotable = fromString("Quotable");
426
427 // special annotations:
428 requiresIdentityInternal = fromString("jdk.internal.RequiresIdentity+Annotation");
429 }
430
431 protected Name.Table createTable(Options options) {
432 boolean useUnsharedTable = options.isSet("useUnsharedTable");
433 if (useUnsharedTable)
434 return newUnsharedNameTable();
435 boolean useSharedTable = options.isSet("useSharedTable");
436 if (useSharedTable)
437 return newSharedNameTable();
438 boolean internStringTable = options.isSet("internStringTable");
439 return newStringNameTable(internStringTable);
440 }
441
442 public StringNameTable newStringNameTable(boolean intern) {
443 return StringNameTable.create(this, intern);
444 }
445
446 public SharedNameTable newSharedNameTable() {
447 return SharedNameTable.create(this);
448 }
449
450 public UnsharedNameTable newUnsharedNameTable() {
451 return UnsharedNameTable.create(this);
452 }
453
454 public void dispose() {
455 table.dispose();
456 }
457
458 public Name fromChars(char[] cs, int start, int len) {
459 return table.fromChars(cs, start, len);
460 }
461
462 public Name fromString(String s) {
463 return table.fromString(s);
464 }
465
466 public Name fromUtf(byte[] cs) throws InvalidUtfException {
467 return table.fromUtf(cs);
468 }
469
470 public Name fromUtf(byte[] cs, int start, int len, Convert.Validation validation) throws InvalidUtfException {
471 return table.fromUtf(cs, start, len, validation);
472 }
473
474 public Name fromUtfLax(byte[] cs, int start, int len) {
475 try {
476 return table.fromUtf(cs, start, len, Convert.Validation.NONE);
477 } catch (InvalidUtfException e) {
478 throw new AssertionError(e);
479 }
480 }
481 }