Thu, 12 Jan 2012 15:28:34 +0000
7123100: javac fails with java.lang.StackOverflowError
Summary: Inference of under-constrained type-variables creates erroneous recursive wildcard types
Reviewed-by: jjg
duke@1 | 1 | /* |
jjg@910 | 2 | * Copyright (c) 1997, 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.tools.javadoc; |
duke@1 | 27 | |
duke@1 | 28 | import com.sun.tools.javac.util.*; |
duke@1 | 29 | |
duke@1 | 30 | import com.sun.javadoc.*; |
duke@1 | 31 | |
duke@1 | 32 | /** |
duke@1 | 33 | * Represents a see also documentation tag. |
duke@1 | 34 | * The @see tag can be plain text, or reference a class or member. |
duke@1 | 35 | * |
duke@1 | 36 | * @author Kaiyang Liu (original) |
duke@1 | 37 | * @author Robert Field (rewrite) |
duke@1 | 38 | * @author Atul M Dambalkar |
duke@1 | 39 | * |
duke@1 | 40 | */ |
duke@1 | 41 | class SeeTagImpl extends TagImpl implements SeeTag, LayoutCharacters { |
duke@1 | 42 | |
duke@1 | 43 | //### TODO: Searching for classes, fields, and methods |
duke@1 | 44 | //### should follow the normal rules applied by the compiler. |
duke@1 | 45 | |
duke@1 | 46 | /** |
duke@1 | 47 | * where of where#what - i.e. the class name (may be empty) |
duke@1 | 48 | */ |
duke@1 | 49 | private String where; |
duke@1 | 50 | |
duke@1 | 51 | /** |
duke@1 | 52 | * what of where#what - i.e. the member (may be null) |
duke@1 | 53 | */ |
duke@1 | 54 | private String what; |
duke@1 | 55 | |
duke@1 | 56 | private PackageDoc referencedPackage; |
duke@1 | 57 | private ClassDoc referencedClass; |
duke@1 | 58 | private MemberDoc referencedMember; |
duke@1 | 59 | |
duke@1 | 60 | String label = ""; |
duke@1 | 61 | |
duke@1 | 62 | SeeTagImpl(DocImpl holder, String name, String text) { |
duke@1 | 63 | super(holder, name, text); |
duke@1 | 64 | parseSeeString(); |
duke@1 | 65 | if (where != null) { |
duke@1 | 66 | ClassDocImpl container = null; |
duke@1 | 67 | if (holder instanceof MemberDoc) { |
duke@1 | 68 | container = |
duke@1 | 69 | (ClassDocImpl)((ProgramElementDoc)holder).containingClass(); |
duke@1 | 70 | } else if (holder instanceof ClassDoc) { |
duke@1 | 71 | container = (ClassDocImpl)holder; |
duke@1 | 72 | } |
duke@1 | 73 | findReferenced(container); |
duke@1 | 74 | } |
duke@1 | 75 | } |
duke@1 | 76 | |
duke@1 | 77 | /** |
duke@1 | 78 | * get the class name part of @see, For instance, |
duke@1 | 79 | * if the comment is @see String#startsWith(java.lang.String) . |
duke@1 | 80 | * This function returns String. |
duke@1 | 81 | * Returns null if format was not that of java reference. |
duke@1 | 82 | * Return empty string if class name was not specified.. |
duke@1 | 83 | */ |
duke@1 | 84 | public String referencedClassName() { |
duke@1 | 85 | return where; |
duke@1 | 86 | } |
duke@1 | 87 | |
duke@1 | 88 | /** |
duke@1 | 89 | * get the package referenced by @see. For instance, |
duke@1 | 90 | * if the comment is @see java.lang |
duke@1 | 91 | * This function returns a PackageDocImpl for java.lang |
duke@1 | 92 | * Returns null if no known package found. |
duke@1 | 93 | */ |
duke@1 | 94 | public PackageDoc referencedPackage() { |
duke@1 | 95 | return referencedPackage; |
duke@1 | 96 | } |
duke@1 | 97 | |
duke@1 | 98 | /** |
duke@1 | 99 | * get the class referenced by the class name part of @see, For instance, |
duke@1 | 100 | * if the comment is @see String#startsWith(java.lang.String) . |
duke@1 | 101 | * This function returns a ClassDocImpl for java.lang.String. |
duke@1 | 102 | * Returns null if class is not a class specified on the javadoc command line.. |
duke@1 | 103 | */ |
duke@1 | 104 | public ClassDoc referencedClass() { |
duke@1 | 105 | return referencedClass; |
duke@1 | 106 | } |
duke@1 | 107 | |
duke@1 | 108 | /** |
duke@1 | 109 | * get the name of the member referenced by the prototype part of @see, |
duke@1 | 110 | * For instance, |
duke@1 | 111 | * if the comment is @see String#startsWith(java.lang.String) . |
duke@1 | 112 | * This function returns "startsWith(java.lang.String)" |
duke@1 | 113 | * Returns null if format was not that of java reference. |
duke@1 | 114 | * Return empty string if member name was not specified.. |
duke@1 | 115 | */ |
duke@1 | 116 | public String referencedMemberName() { |
duke@1 | 117 | return what; |
duke@1 | 118 | } |
duke@1 | 119 | |
duke@1 | 120 | /** |
duke@1 | 121 | * get the member referenced by the prototype part of @see, |
duke@1 | 122 | * For instance, |
duke@1 | 123 | * if the comment is @see String#startsWith(java.lang.String) . |
duke@1 | 124 | * This function returns a MethodDocImpl for startsWith. |
duke@1 | 125 | * Returns null if member could not be determined. |
duke@1 | 126 | */ |
duke@1 | 127 | public MemberDoc referencedMember() { |
duke@1 | 128 | return referencedMember; |
duke@1 | 129 | } |
duke@1 | 130 | |
duke@1 | 131 | |
duke@1 | 132 | /** |
duke@1 | 133 | * parse @see part of comment. Determine 'where' and 'what' |
duke@1 | 134 | */ |
duke@1 | 135 | private void parseSeeString() { |
duke@1 | 136 | int len = text.length(); |
duke@1 | 137 | if (len == 0) { |
duke@1 | 138 | return; |
duke@1 | 139 | } |
duke@1 | 140 | switch (text.charAt(0)) { |
duke@1 | 141 | case '<': |
duke@1 | 142 | if (text.charAt(len-1) != '>') { |
duke@1 | 143 | docenv().warning(holder, |
duke@1 | 144 | "tag.see.no_close_bracket_on_url", |
duke@1 | 145 | name, text); |
duke@1 | 146 | } |
duke@1 | 147 | return; |
duke@1 | 148 | case '"': |
duke@1 | 149 | if (len == 1 || text.charAt(len-1) != '"') { |
duke@1 | 150 | docenv().warning(holder, |
duke@1 | 151 | "tag.see.no_close_quote", |
duke@1 | 152 | name, text); |
duke@1 | 153 | } else { |
duke@1 | 154 | // text = text.substring(1,len-1); // strip quotes |
duke@1 | 155 | } |
duke@1 | 156 | return; |
duke@1 | 157 | } |
duke@1 | 158 | |
duke@1 | 159 | // check that the text is one word, with possible parentheses |
duke@1 | 160 | // this part of code doesn't allow |
duke@1 | 161 | // @see <a href=.....>asfd</a> |
duke@1 | 162 | // comment it. |
duke@1 | 163 | |
duke@1 | 164 | // the code assumes that there is no initial white space. |
duke@1 | 165 | int parens = 0; |
duke@1 | 166 | int commentstart = 0; |
duke@1 | 167 | int start = 0; |
duke@1 | 168 | int cp; |
duke@1 | 169 | for (int i = start; i < len ; i += Character.charCount(cp)) { |
duke@1 | 170 | cp = text.codePointAt(i); |
duke@1 | 171 | switch (cp) { |
duke@1 | 172 | case '(': parens++; break; |
duke@1 | 173 | case ')': parens--; break; |
duke@1 | 174 | case '[': case ']': case '.': case '#': break; |
duke@1 | 175 | case ',': |
duke@1 | 176 | if (parens <= 0) { |
duke@1 | 177 | docenv().warning(holder, |
duke@1 | 178 | "tag.see.malformed_see_tag", |
duke@1 | 179 | name, text); |
duke@1 | 180 | return; |
duke@1 | 181 | } |
duke@1 | 182 | break; |
duke@1 | 183 | case ' ': case '\t': case '\n': case CR: |
duke@1 | 184 | if (parens == 0) { //here onwards the comment starts. |
duke@1 | 185 | commentstart = i; |
duke@1 | 186 | i = len; |
duke@1 | 187 | } |
duke@1 | 188 | break; |
duke@1 | 189 | default: |
duke@1 | 190 | if (!Character.isJavaIdentifierPart(cp)) { |
duke@1 | 191 | docenv().warning(holder, |
duke@1 | 192 | "tag.see.illegal_character", |
duke@1 | 193 | name, ""+cp, text); |
duke@1 | 194 | } |
duke@1 | 195 | break; |
duke@1 | 196 | } |
duke@1 | 197 | } |
duke@1 | 198 | if (parens != 0) { |
duke@1 | 199 | docenv().warning(holder, |
duke@1 | 200 | "tag.see.malformed_see_tag", |
duke@1 | 201 | name, text); |
duke@1 | 202 | return; |
duke@1 | 203 | } |
duke@1 | 204 | |
duke@1 | 205 | String seetext = ""; |
duke@1 | 206 | String labeltext = ""; |
duke@1 | 207 | |
duke@1 | 208 | if (commentstart > 0) { |
duke@1 | 209 | seetext = text.substring(start, commentstart); |
duke@1 | 210 | labeltext = text.substring(commentstart + 1); |
duke@1 | 211 | // strip off the white space which can be between seetext and the |
duke@1 | 212 | // actual label. |
duke@1 | 213 | for (int i = 0; i < labeltext.length(); i++) { |
duke@1 | 214 | char ch2 = labeltext.charAt(i); |
duke@1 | 215 | if (!(ch2 == ' ' || ch2 == '\t' || ch2 == '\n')) { |
duke@1 | 216 | label = labeltext.substring(i); |
duke@1 | 217 | break; |
duke@1 | 218 | } |
duke@1 | 219 | } |
duke@1 | 220 | } else { |
duke@1 | 221 | seetext = text; |
duke@1 | 222 | label = ""; |
duke@1 | 223 | } |
duke@1 | 224 | |
duke@1 | 225 | int sharp = seetext.indexOf('#'); |
duke@1 | 226 | if (sharp >= 0) { |
duke@1 | 227 | // class#member |
duke@1 | 228 | where = seetext.substring(0, sharp); |
duke@1 | 229 | what = seetext.substring(sharp + 1); |
duke@1 | 230 | } else { |
duke@1 | 231 | if (seetext.indexOf('(') >= 0) { |
duke@1 | 232 | docenv().warning(holder, |
duke@1 | 233 | "tag.see.missing_sharp", |
duke@1 | 234 | name, text); |
duke@1 | 235 | where = ""; |
duke@1 | 236 | what = seetext; |
duke@1 | 237 | } |
duke@1 | 238 | else { |
duke@1 | 239 | // no member specified, text names class |
duke@1 | 240 | where = seetext; |
duke@1 | 241 | what = null; |
duke@1 | 242 | } |
duke@1 | 243 | } |
duke@1 | 244 | } |
duke@1 | 245 | |
duke@1 | 246 | /** |
duke@1 | 247 | * Find what is referenced by the see also. If possible, sets |
duke@1 | 248 | * referencedClass and referencedMember. |
duke@1 | 249 | * |
duke@1 | 250 | * @param containingClass the class containing the comment containing |
duke@1 | 251 | * the tag. May be null, if, for example, it is a package comment. |
duke@1 | 252 | */ |
duke@1 | 253 | private void findReferenced(ClassDocImpl containingClass) { |
duke@1 | 254 | if (where.length() > 0) { |
duke@1 | 255 | if (containingClass != null) { |
duke@1 | 256 | referencedClass = containingClass.findClass(where); |
duke@1 | 257 | } else { |
duke@1 | 258 | referencedClass = docenv().lookupClass(where); |
duke@1 | 259 | } |
duke@1 | 260 | if (referencedClass == null && holder() instanceof ProgramElementDoc) { |
duke@1 | 261 | referencedClass = docenv().lookupClass( |
duke@1 | 262 | ((ProgramElementDoc) holder()).containingPackage().name() + "." + where); |
duke@1 | 263 | } |
duke@1 | 264 | |
duke@1 | 265 | if (referencedClass == null) { /* may just not be in this run */ |
duke@1 | 266 | // docenv().warning(holder, "tag.see.class_not_found", |
duke@1 | 267 | // where, text); |
duke@1 | 268 | // check if it's a package name |
duke@1 | 269 | referencedPackage = docenv().lookupPackage(where); |
duke@1 | 270 | return; |
duke@1 | 271 | } |
duke@1 | 272 | } else { |
duke@1 | 273 | if (containingClass == null) { |
duke@1 | 274 | docenv().warning(holder, |
duke@1 | 275 | "tag.see.class_not_specified", |
duke@1 | 276 | name, text); |
duke@1 | 277 | return; |
duke@1 | 278 | } else { |
duke@1 | 279 | referencedClass = containingClass; |
duke@1 | 280 | } |
duke@1 | 281 | } |
duke@1 | 282 | where = referencedClass.qualifiedName(); |
duke@1 | 283 | |
duke@1 | 284 | if (what == null) { |
duke@1 | 285 | return; |
duke@1 | 286 | } else { |
duke@1 | 287 | int paren = what.indexOf('('); |
duke@1 | 288 | String memName = (paren >= 0 ? what.substring(0, paren) : what); |
duke@1 | 289 | String[] paramarr; |
duke@1 | 290 | if (paren > 0) { |
duke@1 | 291 | // has parameter list -- should be method or constructor |
duke@1 | 292 | paramarr = new ParameterParseMachine(what. |
duke@1 | 293 | substring(paren, what.length())).parseParameters(); |
duke@1 | 294 | if (paramarr != null) { |
duke@1 | 295 | referencedMember = findExecutableMember(memName, paramarr, |
duke@1 | 296 | referencedClass); |
duke@1 | 297 | } else { |
duke@1 | 298 | referencedMember = null; |
duke@1 | 299 | } |
duke@1 | 300 | } else { |
duke@1 | 301 | // no parameter list -- should be field |
duke@1 | 302 | referencedMember = findExecutableMember(memName, null, |
duke@1 | 303 | referencedClass); |
duke@1 | 304 | FieldDoc fd = ((ClassDocImpl)referencedClass). |
duke@1 | 305 | findField(memName); |
duke@1 | 306 | // when no args given, prefer fields over methods |
duke@1 | 307 | if (referencedMember == null || |
duke@1 | 308 | (fd != null && |
duke@1 | 309 | fd.containingClass() |
duke@1 | 310 | .subclassOf(referencedMember.containingClass()))) { |
duke@1 | 311 | referencedMember = fd; |
duke@1 | 312 | } |
duke@1 | 313 | } |
duke@1 | 314 | if (referencedMember == null) { |
duke@1 | 315 | docenv().warning(holder, |
duke@1 | 316 | "tag.see.can_not_find_member", |
duke@1 | 317 | name, what, where); |
duke@1 | 318 | } |
duke@1 | 319 | } |
duke@1 | 320 | } |
duke@1 | 321 | |
duke@1 | 322 | private MemberDoc findReferencedMethod(String memName, String[] paramarr, |
duke@1 | 323 | ClassDoc referencedClass) { |
duke@1 | 324 | MemberDoc meth = findExecutableMember(memName, paramarr, referencedClass); |
duke@1 | 325 | ClassDoc[] nestedclasses = referencedClass.innerClasses(); |
duke@1 | 326 | if (meth == null) { |
duke@1 | 327 | for (int i = 0; i < nestedclasses.length; i++) { |
duke@1 | 328 | meth = findReferencedMethod(memName, paramarr, nestedclasses[i]); |
duke@1 | 329 | if (meth != null) { |
duke@1 | 330 | return meth; |
duke@1 | 331 | } |
duke@1 | 332 | } |
duke@1 | 333 | } |
duke@1 | 334 | return null; |
duke@1 | 335 | } |
duke@1 | 336 | |
duke@1 | 337 | private MemberDoc findExecutableMember(String memName, String[] paramarr, |
duke@1 | 338 | ClassDoc referencedClass) { |
duke@1 | 339 | if (memName.equals(referencedClass.name())) { |
duke@1 | 340 | return ((ClassDocImpl)referencedClass).findConstructor(memName, |
duke@1 | 341 | paramarr); |
duke@1 | 342 | } else { // it's a method. |
duke@1 | 343 | return ((ClassDocImpl)referencedClass).findMethod(memName, |
duke@1 | 344 | paramarr); |
duke@1 | 345 | } |
duke@1 | 346 | } |
duke@1 | 347 | |
duke@1 | 348 | // separate "int, String" from "(int, String)" |
duke@1 | 349 | // (int i, String s) ==> [0] = "int", [1] = String |
duke@1 | 350 | // (int[][], String[]) ==> [0] = "int[][]" // [1] = "String[]" |
duke@1 | 351 | class ParameterParseMachine { |
jjg@513 | 352 | static final int START = 0; |
jjg@513 | 353 | static final int TYPE = 1; |
jjg@513 | 354 | static final int NAME = 2; |
jjg@513 | 355 | static final int TNSPACE = 3; // space between type and name |
jjg@513 | 356 | static final int ARRAYDECORATION = 4; |
jjg@513 | 357 | static final int ARRAYSPACE = 5; |
duke@1 | 358 | |
duke@1 | 359 | String parameters; |
duke@1 | 360 | |
jjg@910 | 361 | StringBuilder typeId; |
duke@1 | 362 | |
duke@1 | 363 | ListBuffer<String> paramList; |
duke@1 | 364 | |
duke@1 | 365 | ParameterParseMachine(String parameters) { |
duke@1 | 366 | this.parameters = parameters; |
duke@1 | 367 | this.paramList = new ListBuffer<String>(); |
jjg@910 | 368 | typeId = new StringBuilder(); |
duke@1 | 369 | } |
duke@1 | 370 | |
duke@1 | 371 | public String[] parseParameters() { |
duke@1 | 372 | if (parameters.equals("()")) { |
duke@1 | 373 | return new String[0]; |
duke@1 | 374 | } // now strip off '(' and ')' |
duke@1 | 375 | int state = START; |
duke@1 | 376 | int prevstate = START; |
duke@1 | 377 | parameters = parameters.substring(1, parameters.length() - 1); |
duke@1 | 378 | int cp; |
duke@1 | 379 | for (int index = 0; index < parameters.length(); index += Character.charCount(cp)) { |
duke@1 | 380 | cp = parameters.codePointAt(index); |
duke@1 | 381 | switch (state) { |
duke@1 | 382 | case START: |
duke@1 | 383 | if (Character.isJavaIdentifierStart(cp)) { |
duke@1 | 384 | typeId.append(Character.toChars(cp)); |
duke@1 | 385 | state = TYPE; |
duke@1 | 386 | } |
duke@1 | 387 | prevstate = START; |
duke@1 | 388 | break; |
duke@1 | 389 | case TYPE: |
duke@1 | 390 | if (Character.isJavaIdentifierPart(cp) || cp == '.') { |
duke@1 | 391 | typeId.append(Character.toChars(cp)); |
duke@1 | 392 | } else if (cp == '[') { |
duke@1 | 393 | typeId.append('['); |
duke@1 | 394 | state = ARRAYDECORATION; |
duke@1 | 395 | } else if (Character.isWhitespace(cp)) { |
duke@1 | 396 | state = TNSPACE; |
duke@1 | 397 | } else if (cp == ',') { // no name, just type |
duke@1 | 398 | addTypeToParamList(); |
duke@1 | 399 | state = START; |
duke@1 | 400 | } |
duke@1 | 401 | prevstate = TYPE; |
duke@1 | 402 | break; |
duke@1 | 403 | case TNSPACE: |
duke@1 | 404 | if (Character.isJavaIdentifierStart(cp)) { // name |
duke@1 | 405 | if (prevstate == ARRAYDECORATION) { |
duke@1 | 406 | docenv().warning(holder, |
duke@1 | 407 | "tag.missing_comma_space", |
duke@1 | 408 | name, |
duke@1 | 409 | "(" + parameters + ")"); |
duke@1 | 410 | return (String[])null; |
duke@1 | 411 | } |
duke@1 | 412 | addTypeToParamList(); |
duke@1 | 413 | state = NAME; |
duke@1 | 414 | } else if (cp == '[') { |
duke@1 | 415 | typeId.append('['); |
duke@1 | 416 | state = ARRAYDECORATION; |
duke@1 | 417 | } else if (cp == ',') { // just the type |
duke@1 | 418 | addTypeToParamList(); |
duke@1 | 419 | state = START; |
duke@1 | 420 | } // consume rest all |
duke@1 | 421 | prevstate = TNSPACE; |
duke@1 | 422 | break; |
duke@1 | 423 | case ARRAYDECORATION: |
duke@1 | 424 | if (cp == ']') { |
duke@1 | 425 | typeId.append(']'); |
duke@1 | 426 | state = TNSPACE; |
duke@1 | 427 | } else if (!Character.isWhitespace(cp)) { |
duke@1 | 428 | docenv().warning(holder, |
duke@1 | 429 | "tag.illegal_char_in_arr_dim", |
duke@1 | 430 | name, |
duke@1 | 431 | "(" + parameters + ")"); |
duke@1 | 432 | return (String[])null; |
duke@1 | 433 | } |
duke@1 | 434 | prevstate = ARRAYDECORATION; |
duke@1 | 435 | break; |
duke@1 | 436 | case NAME: |
duke@1 | 437 | if (cp == ',') { // just consume everything till ',' |
duke@1 | 438 | state = START; |
duke@1 | 439 | } |
duke@1 | 440 | prevstate = NAME; |
duke@1 | 441 | break; |
duke@1 | 442 | } |
duke@1 | 443 | } |
duke@1 | 444 | if (state == ARRAYDECORATION || |
duke@1 | 445 | (state == START && prevstate == TNSPACE)) { |
duke@1 | 446 | docenv().warning(holder, |
duke@1 | 447 | "tag.illegal_see_tag", |
duke@1 | 448 | "(" + parameters + ")"); |
duke@1 | 449 | } |
duke@1 | 450 | if (typeId.length() > 0) { |
duke@1 | 451 | paramList.append(typeId.toString()); |
duke@1 | 452 | } |
jjg@74 | 453 | return paramList.toArray(new String[paramList.length()]); |
duke@1 | 454 | } |
duke@1 | 455 | |
duke@1 | 456 | void addTypeToParamList() { |
duke@1 | 457 | if (typeId.length() > 0) { |
duke@1 | 458 | paramList.append(typeId.toString()); |
duke@1 | 459 | typeId.setLength(0); |
duke@1 | 460 | } |
duke@1 | 461 | } |
duke@1 | 462 | } |
duke@1 | 463 | |
duke@1 | 464 | /** |
duke@1 | 465 | * Return the kind of this tag. |
duke@1 | 466 | */ |
jjg@910 | 467 | @Override |
duke@1 | 468 | public String kind() { |
duke@1 | 469 | return "@see"; |
duke@1 | 470 | } |
duke@1 | 471 | |
duke@1 | 472 | /** |
duke@1 | 473 | * Return the label of the see tag. |
duke@1 | 474 | */ |
duke@1 | 475 | public String label() { |
duke@1 | 476 | return label; |
duke@1 | 477 | } |
duke@1 | 478 | } |