| 1 | /* |
| 2 | * Copyright 1999-2006 Sun Microsystems, Inc. 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. Sun designates this |
| 8 | * particular file as subject to the "Classpath" exception as provided |
| 9 | * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 22 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 23 | * have any questions. |
| 24 | */ |
| 25 | |
| 26 | package com.sun.tools.javac.code; |
| 27 | |
| 28 | import javax.lang.model.element.Element; |
| 29 | import javax.lang.model.type.*; |
| 30 | import com.sun.tools.javac.util.*; |
| 31 | import com.sun.tools.javac.code.Symbol.*; |
| 32 | import javax.lang.model.element.Element; |
| 33 | |
| 34 | import javax.lang.model.type.*; |
| 35 | |
| 36 | import static com.sun.tools.javac.code.Flags.*; |
| 37 | import static com.sun.tools.javac.code.Kinds.*; |
| 38 | import static com.sun.tools.javac.code.BoundKind.*; |
| 39 | import static com.sun.tools.javac.code.TypeTags.*; |
| 40 | |
| 41 | /** This class represents Java types. The class itself defines the behavior of |
| 42 | * the following types: |
| 43 | * <pre> |
| 44 | * base types (tags: BYTE, CHAR, SHORT, INT, LONG, FLOAT, DOUBLE, BOOLEAN), |
| 45 | * type `void' (tag: VOID), |
| 46 | * the bottom type (tag: BOT), |
| 47 | * the missing type (tag: NONE). |
| 48 | * </pre> |
| 49 | * <p>The behavior of the following types is defined in subclasses, which are |
| 50 | * all static inner classes of this class: |
| 51 | * <pre> |
| 52 | * class types (tag: CLASS, class: ClassType), |
| 53 | * array types (tag: ARRAY, class: ArrayType), |
| 54 | * method types (tag: METHOD, class: MethodType), |
| 55 | * package types (tag: PACKAGE, class: PackageType), |
| 56 | * type variables (tag: TYPEVAR, class: TypeVar), |
| 57 | * type arguments (tag: WILDCARD, class: WildcardType), |
| 58 | * polymorphic types (tag: FORALL, class: ForAll), |
| 59 | * the error type (tag: ERROR, class: ErrorType). |
| 60 | * </pre> |
| 61 | * |
| 62 | * <p><b>This is NOT part of any API supported by Sun Microsystems. If |
| 63 | * you write code that depends on this, you do so at your own risk. |
| 64 | * This code and its internal interfaces are subject to change or |
| 65 | * deletion without notice.</b> |
| 66 | * |
| 67 | * @see TypeTags |
| 68 | */ |
| 69 | public class Type implements PrimitiveType { |
| 70 | |
| 71 | /** Constant type: no type at all. */ |
| 72 | public static final JCNoType noType = new JCNoType(NONE); |
| 73 | |
| 74 | /** If this switch is turned on, the names of type variables |
| 75 | * and anonymous classes are printed with hashcodes appended. |
| 76 | */ |
| 77 | public static boolean moreInfo = false; |
| 78 | |
| 79 | /** The tag of this type. |
| 80 | * |
| 81 | * @see TypeTags |
| 82 | */ |
| 83 | public int tag; |
| 84 | |
| 85 | /** The defining class / interface / package / type variable |
| 86 | */ |
| 87 | public TypeSymbol tsym; |
| 88 | |
| 89 | /** |
| 90 | * The constant value of this type, null if this type does not |
| 91 | * have a constant value attribute. Only primitive types and |
| 92 | * strings (ClassType) can have a constant value attribute. |
| 93 | * @return the constant value attribute of this type |
| 94 | */ |
| 95 | public Object constValue() { |
| 96 | return null; |
| 97 | } |
| 98 | |
| 99 | public <R,S> R accept(Type.Visitor<R,S> v, S s) { return v.visitType(this, s); } |
| 100 | |
| 101 | /** Define a type given its tag and type symbol |
| 102 | */ |
| 103 | public Type(int tag, TypeSymbol tsym) { |
| 104 | this.tag = tag; |
| 105 | this.tsym = tsym; |
| 106 | } |
| 107 | |
| 108 | /** An abstract class for mappings from types to types |
| 109 | */ |
| 110 | public static abstract class Mapping { |
| 111 | private String name; |
| 112 | public Mapping(String name) { |
| 113 | this.name = name; |
| 114 | } |
| 115 | public abstract Type apply(Type t); |
| 116 | public String toString() { |
| 117 | return name; |
| 118 | } |
| 119 | } |
| 120 | |
| 121 | /** map a type function over all immediate descendants of this type |
| 122 | */ |
| 123 | public Type map(Mapping f) { |
| 124 | return this; |
| 125 | } |
| 126 | |
| 127 | /** map a type function over a list of types |
| 128 | */ |
| 129 | public static List<Type> map(List<Type> ts, Mapping f) { |
| 130 | if (ts.nonEmpty()) { |
| 131 | List<Type> tail1 = map(ts.tail, f); |
| 132 | Type t = f.apply(ts.head); |
| 133 | if (tail1 != ts.tail || t != ts.head) |
| 134 | return tail1.prepend(t); |
| 135 | } |
| 136 | return ts; |
| 137 | } |
| 138 | |
| 139 | /** Define a constant type, of the same kind as this type |
| 140 | * and with given constant value |
| 141 | */ |
| 142 | public Type constType(Object constValue) { |
| 143 | final Object value = constValue; |
| 144 | assert tag <= BOOLEAN; |
| 145 | return new Type(tag, tsym) { |
| 146 | @Override |
| 147 | public Object constValue() { |
| 148 | return value; |
| 149 | } |
| 150 | @Override |
| 151 | public Type baseType() { |
| 152 | return tsym.type; |
| 153 | } |
| 154 | }; |
| 155 | } |
| 156 | |
| 157 | /** |
| 158 | * If this is a constant type, return its underlying type. |
| 159 | * Otherwise, return the type itself. |
| 160 | */ |
| 161 | public Type baseType() { |
| 162 | return this; |
| 163 | } |
| 164 | |
| 165 | /** Return the base types of a list of types. |
| 166 | */ |
| 167 | public static List<Type> baseTypes(List<Type> ts) { |
| 168 | if (ts.nonEmpty()) { |
| 169 | Type t = ts.head.baseType(); |
| 170 | List<Type> baseTypes = baseTypes(ts.tail); |
| 171 | if (t != ts.head || baseTypes != ts.tail) |
| 172 | return baseTypes.prepend(t); |
| 173 | } |
| 174 | return ts; |
| 175 | } |
| 176 | |
| 177 | /** The Java source which this type represents. |
| 178 | */ |
| 179 | public String toString() { |
| 180 | String s = (tsym == null || tsym.name == null) |
| 181 | ? "<none>" |
| 182 | : tsym.name.toString(); |
| 183 | if (moreInfo && tag == TYPEVAR) s = s + hashCode(); |
| 184 | return s; |
| 185 | } |
| 186 | |
| 187 | /** |
| 188 | * The Java source which this type list represents. A List is |
| 189 | * represented as a comma-spearated listing of the elements in |
| 190 | * that list. |
| 191 | */ |
| 192 | public static String toString(List<Type> ts) { |
| 193 | if (ts.isEmpty()) { |
| 194 | return ""; |
| 195 | } else { |
| 196 | StringBuffer buf = new StringBuffer(); |
| 197 | buf.append(ts.head.toString()); |
| 198 | for (List<Type> l = ts.tail; l.nonEmpty(); l = l.tail) |
| 199 | buf.append(",").append(l.head.toString()); |
| 200 | return buf.toString(); |
| 201 | } |
| 202 | } |
| 203 | |
| 204 | /** |
| 205 | * The constant value of this type, converted to String |
| 206 | */ |
| 207 | public String stringValue() { |
| 208 | assert constValue() != null; |
| 209 | if (tag == BOOLEAN) |
| 210 | return ((Integer) constValue()).intValue() == 0 ? "false" : "true"; |
| 211 | else if (tag == CHAR) |
| 212 | return String.valueOf((char) ((Integer) constValue()).intValue()); |
| 213 | else |
| 214 | return constValue().toString(); |
| 215 | } |
| 216 | |
| 217 | /** |
| 218 | * This method is analogous to isSameType, but weaker, since we |
| 219 | * never complete classes. Where isSameType would complete a |
| 220 | * class, equals assumes that the two types are different. |
| 221 | */ |
| 222 | public boolean equals(Object t) { |
| 223 | return super.equals(t); |
| 224 | } |
| 225 | |
| 226 | public int hashCode() { |
| 227 | return super.hashCode(); |
| 228 | } |
| 229 | |
| 230 | /** Is this a constant type whose value is false? |
| 231 | */ |
| 232 | public boolean isFalse() { |
| 233 | return |
| 234 | tag == BOOLEAN && |
| 235 | constValue() != null && |
| 236 | ((Integer)constValue()).intValue() == 0; |
| 237 | } |
| 238 | |
| 239 | /** Is this a constant type whose value is true? |
| 240 | */ |
| 241 | public boolean isTrue() { |
| 242 | return |
| 243 | tag == BOOLEAN && |
| 244 | constValue() != null && |
| 245 | ((Integer)constValue()).intValue() != 0; |
| 246 | } |
| 247 | |
| 248 | public String argtypes(boolean varargs) { |
| 249 | List<Type> args = getParameterTypes(); |
| 250 | if (!varargs) return args.toString(); |
| 251 | StringBuffer buf = new StringBuffer(); |
| 252 | while (args.tail.nonEmpty()) { |
| 253 | buf.append(args.head); |
| 254 | args = args.tail; |
| 255 | buf.append(','); |
| 256 | } |
| 257 | if (args.head.tag == ARRAY) { |
| 258 | buf.append(((ArrayType)args.head).elemtype); |
| 259 | buf.append("..."); |
| 260 | } else { |
| 261 | buf.append(args.head); |
| 262 | } |
| 263 | return buf.toString(); |
| 264 | } |
| 265 | |
| 266 | /** Access methods. |
| 267 | */ |
| 268 | public List<Type> getTypeArguments() { return List.nil(); } |
| 269 | public Type getEnclosingType() { return null; } |
| 270 | public List<Type> getParameterTypes() { return List.nil(); } |
| 271 | public Type getReturnType() { return null; } |
| 272 | public List<Type> getThrownTypes() { return List.nil(); } |
| 273 | public Type getUpperBound() { return null; } |
| 274 | public Type getLowerBound() { return null; } |
| 275 | |
| 276 | public void setThrown(List<Type> ts) { |
| 277 | throw new AssertionError(); |
| 278 | } |
| 279 | |
| 280 | /** Navigation methods, these will work for classes, type variables, |
| 281 | * foralls, but will return null for arrays and methods. |
| 282 | */ |
| 283 | |
| 284 | /** Return all parameters of this type and all its outer types in order |
| 285 | * outer (first) to inner (last). |
| 286 | */ |
| 287 | public List<Type> allparams() { return List.nil(); } |
| 288 | |
| 289 | /** Does this type contain "error" elements? |
| 290 | */ |
| 291 | public boolean isErroneous() { |
| 292 | return false; |
| 293 | } |
| 294 | |
| 295 | public static boolean isErroneous(List<Type> ts) { |
| 296 | for (List<Type> l = ts; l.nonEmpty(); l = l.tail) |
| 297 | if (l.head.isErroneous()) return true; |
| 298 | return false; |
| 299 | } |
| 300 | |
| 301 | /** Is this type parameterized? |
| 302 | * A class type is parameterized if it has some parameters. |
| 303 | * An array type is parameterized if its element type is parameterized. |
| 304 | * All other types are not parameterized. |
| 305 | */ |
| 306 | public boolean isParameterized() { |
| 307 | return false; |
| 308 | } |
| 309 | |
| 310 | /** Is this type a raw type? |
| 311 | * A class type is a raw type if it misses some of its parameters. |
| 312 | * An array type is a raw type if its element type is raw. |
| 313 | * All other types are not raw. |
| 314 | * Type validation will ensure that the only raw types |
| 315 | * in a program are types that miss all their type variables. |
| 316 | */ |
| 317 | public boolean isRaw() { |
| 318 | return false; |
| 319 | } |
| 320 | |
| 321 | public boolean isCompound() { |
| 322 | return tsym.completer == null |
| 323 | // Compound types can't have a completer. Calling |
| 324 | // flags() will complete the symbol causing the |
| 325 | // compiler to load classes unnecessarily. This led |
| 326 | // to regression 6180021. |
| 327 | && (tsym.flags() & COMPOUND) != 0; |
| 328 | } |
| 329 | |
| 330 | public boolean isInterface() { |
| 331 | return (tsym.flags() & INTERFACE) != 0; |
| 332 | } |
| 333 | |
| 334 | public boolean isPrimitive() { |
| 335 | return tag < VOID; |
| 336 | } |
| 337 | |
| 338 | /** |
| 339 | * Does this type contain occurrences of type t? |
| 340 | */ |
| 341 | public boolean contains(Type t) { |
| 342 | return t == this; |
| 343 | } |
| 344 | |
| 345 | public static boolean contains(List<Type> ts, Type t) { |
| 346 | for (List<Type> l = ts; |
| 347 | l.tail != null /*inlined: l.nonEmpty()*/; |
| 348 | l = l.tail) |
| 349 | if (l.head.contains(t)) return true; |
| 350 | return false; |
| 351 | } |
| 352 | |
| 353 | /** Does this type contain an occurrence of some type in `elems'? |
| 354 | */ |
| 355 | public boolean containsSome(List<Type> ts) { |
| 356 | for (List<Type> l = ts; l.nonEmpty(); l = l.tail) |
| 357 | if (this.contains(ts.head)) return true; |
| 358 | return false; |
| 359 | } |
| 360 | |
| 361 | public boolean isSuperBound() { return false; } |
| 362 | public boolean isExtendsBound() { return false; } |
| 363 | public boolean isUnbound() { return false; } |
| 364 | public Type withTypeVar(Type t) { return this; } |
| 365 | |
| 366 | public static List<Type> removeBounds(List<Type> ts) { |
| 367 | ListBuffer<Type> result = new ListBuffer<Type>(); |
| 368 | for(;ts.nonEmpty(); ts = ts.tail) { |
| 369 | result.append(ts.head.removeBounds()); |
| 370 | } |
| 371 | return result.toList(); |
| 372 | } |
| 373 | public Type removeBounds() { |
| 374 | return this; |
| 375 | } |
| 376 | |
| 377 | /** The underlying method type of this type. |
| 378 | */ |
| 379 | public MethodType asMethodType() { throw new AssertionError(); } |
| 380 | |
| 381 | /** Complete loading all classes in this type. |
| 382 | */ |
| 383 | public void complete() {} |
| 384 | |
| 385 | public Object clone() { |
| 386 | try { |
| 387 | return super.clone(); |
| 388 | } catch (CloneNotSupportedException e) { |
| 389 | throw new AssertionError(e); |
| 390 | } |
| 391 | } |
| 392 | |
| 393 | public TypeSymbol asElement() { |
| 394 | return tsym; |
| 395 | } |
| 396 | |
| 397 | public TypeKind getKind() { |
| 398 | switch (tag) { |
| 399 | case BYTE: return TypeKind.BYTE; |
| 400 | case CHAR: return TypeKind.CHAR; |
| 401 | case SHORT: return TypeKind.SHORT; |
| 402 | case INT: return TypeKind.INT; |
| 403 | case LONG: return TypeKind.LONG; |
| 404 | case FLOAT: return TypeKind.FLOAT; |
| 405 | case DOUBLE: return TypeKind.DOUBLE; |
| 406 | case BOOLEAN: return TypeKind.BOOLEAN; |
| 407 | case VOID: return TypeKind.VOID; |
| 408 | case BOT: return TypeKind.NULL; |
| 409 | case NONE: return TypeKind.NONE; |
| 410 | default: return TypeKind.OTHER; |
| 411 | } |
| 412 | } |
| 413 | |
| 414 | public <R, P> R accept(TypeVisitor<R, P> v, P p) { |
| 415 | if (isPrimitive()) |
| 416 | return v.visitPrimitive(this, p); |
| 417 | else |
| 418 | throw new AssertionError(); |
| 419 | } |
| 420 | |
| 421 | public static class WildcardType extends Type |
| 422 | implements javax.lang.model.type.WildcardType { |
| 423 | |
| 424 | public Type type; |
| 425 | public BoundKind kind; |
| 426 | public TypeVar bound; |
| 427 | |
| 428 | @Override |
| 429 | public <R,S> R accept(Type.Visitor<R,S> v, S s) { |
| 430 | return v.visitWildcardType(this, s); |
| 431 | } |
| 432 | |
| 433 | public WildcardType(Type type, BoundKind kind, TypeSymbol tsym) { |
| 434 | super(WILDCARD, tsym); |
| 435 | assert(type != null); |
| 436 | this.kind = kind; |
| 437 | this.type = type; |
| 438 | } |
| 439 | public WildcardType(WildcardType t, TypeVar bound) { |
| 440 | this(t.type, t.kind, t.tsym, bound); |
| 441 | } |
| 442 | |
| 443 | public WildcardType(Type type, BoundKind kind, TypeSymbol tsym, TypeVar bound) { |
| 444 | this(type, kind, tsym); |
| 445 | this.bound = bound; |
| 446 | } |
| 447 | |
| 448 | public boolean isSuperBound() { |
| 449 | return kind == SUPER || |
| 450 | kind == UNBOUND; |
| 451 | } |
| 452 | public boolean isExtendsBound() { |
| 453 | return kind == EXTENDS || |
| 454 | kind == UNBOUND; |
| 455 | } |
| 456 | public boolean isUnbound() { |
| 457 | return kind == UNBOUND; |
| 458 | } |
| 459 | |
| 460 | public Type withTypeVar(Type t) { |
| 461 | //-System.err.println(this+".withTypeVar("+t+");");//DEBUG |
| 462 | if (bound == t) |
| 463 | return this; |
| 464 | bound = (TypeVar)t; |
| 465 | return this; |
| 466 | } |
| 467 | |
| 468 | boolean isPrintingBound = false; |
| 469 | public String toString() { |
| 470 | StringBuffer s = new StringBuffer(); |
| 471 | s.append(kind.toString()); |
| 472 | if (kind != UNBOUND) |
| 473 | s.append(type); |
| 474 | if (moreInfo && bound != null && !isPrintingBound) |
| 475 | try { |
| 476 | isPrintingBound = true; |
| 477 | s.append("{:").append(bound.bound).append(":}"); |
| 478 | } finally { |
| 479 | isPrintingBound = false; |
| 480 | } |
| 481 | return s.toString(); |
| 482 | } |
| 483 | |
| 484 | public Type map(Mapping f) { |
| 485 | //- System.err.println(" (" + this + ").map(" + f + ")");//DEBUG |
| 486 | Type t = type; |
| 487 | if (t != null) |
| 488 | t = f.apply(t); |
| 489 | if (t == type) |
| 490 | return this; |
| 491 | else |
| 492 | return new WildcardType(t, kind, tsym, bound); |
| 493 | } |
| 494 | |
| 495 | public Type removeBounds() { |
| 496 | return isUnbound() ? this : type; |
| 497 | } |
| 498 | |
| 499 | public Type getExtendsBound() { |
| 500 | if (kind == EXTENDS) |
| 501 | return type; |
| 502 | else |
| 503 | return null; |
| 504 | } |
| 505 | |
| 506 | public Type getSuperBound() { |
| 507 | if (kind == SUPER) |
| 508 | return type; |
| 509 | else |
| 510 | return null; |
| 511 | } |
| 512 | |
| 513 | public TypeKind getKind() { |
| 514 | return TypeKind.WILDCARD; |
| 515 | } |
| 516 | |
| 517 | public <R, P> R accept(TypeVisitor<R, P> v, P p) { |
| 518 | return v.visitWildcard(this, p); |
| 519 | } |
| 520 | } |
| 521 | |
| 522 | public static class ClassType extends Type implements DeclaredType { |
| 523 | |
| 524 | /** The enclosing type of this type. If this is the type of an inner |
| 525 | * class, outer_field refers to the type of its enclosing |
| 526 | * instance class, in all other cases it referes to noType. |
| 527 | */ |
| 528 | private Type outer_field; |
| 529 | |
| 530 | /** The type parameters of this type (to be set once class is loaded). |
| 531 | */ |
| 532 | public List<Type> typarams_field; |
| 533 | |
| 534 | /** A cache variable for the type parameters of this type, |
| 535 | * appended to all parameters of its enclosing class. |
| 536 | * @see #allparams |
| 537 | */ |
| 538 | public List<Type> allparams_field; |
| 539 | |
| 540 | /** The supertype of this class (to be set once class is loaded). |
| 541 | */ |
| 542 | public Type supertype_field; |
| 543 | |
| 544 | /** The interfaces of this class (to be set once class is loaded). |
| 545 | */ |
| 546 | public List<Type> interfaces_field; |
| 547 | |
| 548 | public ClassType(Type outer, List<Type> typarams, TypeSymbol tsym) { |
| 549 | super(CLASS, tsym); |
| 550 | this.outer_field = outer; |
| 551 | this.typarams_field = typarams; |
| 552 | this.allparams_field = null; |
| 553 | this.supertype_field = null; |
| 554 | this.interfaces_field = null; |
| 555 | /* |
| 556 | // this can happen during error recovery |
| 557 | assert |
| 558 | outer.isParameterized() ? |
| 559 | typarams.length() == tsym.type.typarams().length() : |
| 560 | outer.isRaw() ? |
| 561 | typarams.length() == 0 : |
| 562 | true; |
| 563 | */ |
| 564 | } |
| 565 | |
| 566 | @Override |
| 567 | public <R,S> R accept(Type.Visitor<R,S> v, S s) { |
| 568 | return v.visitClassType(this, s); |
| 569 | } |
| 570 | |
| 571 | public Type constType(Object constValue) { |
| 572 | final Object value = constValue; |
| 573 | return new ClassType(getEnclosingType(), typarams_field, tsym) { |
| 574 | @Override |
| 575 | public Object constValue() { |
| 576 | return value; |
| 577 | } |
| 578 | @Override |
| 579 | public Type baseType() { |
| 580 | return tsym.type; |
| 581 | } |
| 582 | }; |
| 583 | } |
| 584 | |
| 585 | /** The Java source which this type represents. |
| 586 | */ |
| 587 | public String toString() { |
| 588 | StringBuffer buf = new StringBuffer(); |
| 589 | if (getEnclosingType().tag == CLASS && tsym.owner.kind == TYP) { |
| 590 | buf.append(getEnclosingType().toString()); |
| 591 | buf.append("."); |
| 592 | buf.append(className(tsym, false)); |
| 593 | } else { |
| 594 | buf.append(className(tsym, true)); |
| 595 | } |
| 596 | if (getTypeArguments().nonEmpty()) { |
| 597 | buf.append('<'); |
| 598 | buf.append(getTypeArguments().toString()); |
| 599 | buf.append(">"); |
| 600 | } |
| 601 | return buf.toString(); |
| 602 | } |
| 603 | //where |
| 604 | private String className(Symbol sym, boolean longform) { |
| 605 | if (sym.name.len == 0 && (sym.flags() & COMPOUND) != 0) { |
| 606 | StringBuffer s = new StringBuffer(supertype_field.toString()); |
| 607 | for (List<Type> is=interfaces_field; is.nonEmpty(); is = is.tail) { |
| 608 | s.append("&"); |
| 609 | s.append(is.head.toString()); |
| 610 | } |
| 611 | return s.toString(); |
| 612 | } else if (sym.name.len == 0) { |
| 613 | String s; |
| 614 | ClassType norm = (ClassType) tsym.type; |
| 615 | if (norm == null) { |
| 616 | s = Log.getLocalizedString("anonymous.class", (Object)null); |
| 617 | } else if (norm.interfaces_field != null && norm.interfaces_field.nonEmpty()) { |
| 618 | s = Log.getLocalizedString("anonymous.class", |
| 619 | norm.interfaces_field.head); |
| 620 | } else { |
| 621 | s = Log.getLocalizedString("anonymous.class", |
| 622 | norm.supertype_field); |
| 623 | } |
| 624 | if (moreInfo) |
| 625 | s += String.valueOf(sym.hashCode()); |
| 626 | return s; |
| 627 | } else if (longform) { |
| 628 | return sym.getQualifiedName().toString(); |
| 629 | } else { |
| 630 | return sym.name.toString(); |
| 631 | } |
| 632 | } |
| 633 | |
| 634 | public List<Type> getTypeArguments() { |
| 635 | if (typarams_field == null) { |
| 636 | complete(); |
| 637 | if (typarams_field == null) |
| 638 | typarams_field = List.nil(); |
| 639 | } |
| 640 | return typarams_field; |
| 641 | } |
| 642 | |
| 643 | public Type getEnclosingType() { |
| 644 | return outer_field; |
| 645 | } |
| 646 | |
| 647 | public void setEnclosingType(Type outer) { |
| 648 | outer_field = outer; |
| 649 | } |
| 650 | |
| 651 | public List<Type> allparams() { |
| 652 | if (allparams_field == null) { |
| 653 | allparams_field = getTypeArguments().prependList(getEnclosingType().allparams()); |
| 654 | } |
| 655 | return allparams_field; |
| 656 | } |
| 657 | |
| 658 | public boolean isErroneous() { |
| 659 | return |
| 660 | getEnclosingType().isErroneous() || |
| 661 | isErroneous(getTypeArguments()) || |
| 662 | this != tsym.type && tsym.type.isErroneous(); |
| 663 | } |
| 664 | |
| 665 | public boolean isParameterized() { |
| 666 | return allparams().tail != null; |
| 667 | // optimization, was: allparams().nonEmpty(); |
| 668 | } |
| 669 | |
| 670 | /** A cache for the rank. */ |
| 671 | int rank_field = -1; |
| 672 | |
| 673 | /** A class type is raw if it misses some |
| 674 | * of its type parameter sections. |
| 675 | * After validation, this is equivalent to: |
| 676 | * allparams.isEmpty() && tsym.type.allparams.nonEmpty(); |
| 677 | */ |
| 678 | public boolean isRaw() { |
| 679 | return |
| 680 | this != tsym.type && // necessary, but not sufficient condition |
| 681 | tsym.type.allparams().nonEmpty() && |
| 682 | allparams().isEmpty(); |
| 683 | } |
| 684 | |
| 685 | public Type map(Mapping f) { |
| 686 | Type outer = getEnclosingType(); |
| 687 | Type outer1 = f.apply(outer); |
| 688 | List<Type> typarams = getTypeArguments(); |
| 689 | List<Type> typarams1 = map(typarams, f); |
| 690 | if (outer1 == outer && typarams1 == typarams) return this; |
| 691 | else return new ClassType(outer1, typarams1, tsym); |
| 692 | } |
| 693 | |
| 694 | public boolean contains(Type elem) { |
| 695 | return |
| 696 | elem == this |
| 697 | || (isParameterized() |
| 698 | && (getEnclosingType().contains(elem) || contains(getTypeArguments(), elem))); |
| 699 | } |
| 700 | |
| 701 | public void complete() { |
| 702 | if (tsym.completer != null) tsym.complete(); |
| 703 | } |
| 704 | |
| 705 | public TypeKind getKind() { |
| 706 | return TypeKind.DECLARED; |
| 707 | } |
| 708 | |
| 709 | public <R, P> R accept(TypeVisitor<R, P> v, P p) { |
| 710 | return v.visitDeclared(this, p); |
| 711 | } |
| 712 | } |
| 713 | |
| 714 | public static class ArrayType extends Type |
| 715 | implements javax.lang.model.type.ArrayType { |
| 716 | |
| 717 | public Type elemtype; |
| 718 | |
| 719 | public ArrayType(Type elemtype, TypeSymbol arrayClass) { |
| 720 | super(ARRAY, arrayClass); |
| 721 | this.elemtype = elemtype; |
| 722 | } |
| 723 | |
| 724 | @Override |
| 725 | public <R,S> R accept(Type.Visitor<R,S> v, S s) { |
| 726 | return v.visitArrayType(this, s); |
| 727 | } |
| 728 | |
| 729 | public String toString() { |
| 730 | return elemtype + "[]"; |
| 731 | } |
| 732 | |
| 733 | public boolean equals(Object obj) { |
| 734 | return |
| 735 | this == obj || |
| 736 | (obj instanceof ArrayType && |
| 737 | this.elemtype.equals(((ArrayType)obj).elemtype)); |
| 738 | } |
| 739 | |
| 740 | public int hashCode() { |
| 741 | return (ARRAY << 5) + elemtype.hashCode(); |
| 742 | } |
| 743 | |
| 744 | public List<Type> allparams() { return elemtype.allparams(); } |
| 745 | |
| 746 | public boolean isErroneous() { |
| 747 | return elemtype.isErroneous(); |
| 748 | } |
| 749 | |
| 750 | public boolean isParameterized() { |
| 751 | return elemtype.isParameterized(); |
| 752 | } |
| 753 | |
| 754 | public boolean isRaw() { |
| 755 | return elemtype.isRaw(); |
| 756 | } |
| 757 | |
| 758 | public Type map(Mapping f) { |
| 759 | Type elemtype1 = f.apply(elemtype); |
| 760 | if (elemtype1 == elemtype) return this; |
| 761 | else return new ArrayType(elemtype1, tsym); |
| 762 | } |
| 763 | |
| 764 | public boolean contains(Type elem) { |
| 765 | return elem == this || elemtype.contains(elem); |
| 766 | } |
| 767 | |
| 768 | public void complete() { |
| 769 | elemtype.complete(); |
| 770 | } |
| 771 | |
| 772 | public Type getComponentType() { |
| 773 | return elemtype; |
| 774 | } |
| 775 | |
| 776 | public TypeKind getKind() { |
| 777 | return TypeKind.ARRAY; |
| 778 | } |
| 779 | |
| 780 | public <R, P> R accept(TypeVisitor<R, P> v, P p) { |
| 781 | return v.visitArray(this, p); |
| 782 | } |
| 783 | } |
| 784 | |
| 785 | public static class MethodType extends Type |
| 786 | implements Cloneable, ExecutableType { |
| 787 | |
| 788 | public List<Type> argtypes; |
| 789 | public Type restype; |
| 790 | public List<Type> thrown; |
| 791 | |
| 792 | public MethodType(List<Type> argtypes, |
| 793 | Type restype, |
| 794 | List<Type> thrown, |
| 795 | TypeSymbol methodClass) { |
| 796 | super(METHOD, methodClass); |
| 797 | this.argtypes = argtypes; |
| 798 | this.restype = restype; |
| 799 | this.thrown = thrown; |
| 800 | } |
| 801 | |
| 802 | @Override |
| 803 | public <R,S> R accept(Type.Visitor<R,S> v, S s) { |
| 804 | return v.visitMethodType(this, s); |
| 805 | } |
| 806 | |
| 807 | /** The Java source which this type represents. |
| 808 | * |
| 809 | * XXX 06/09/99 iris This isn't correct Java syntax, but it probably |
| 810 | * should be. |
| 811 | */ |
| 812 | public String toString() { |
| 813 | return "(" + argtypes + ")" + restype; |
| 814 | } |
| 815 | |
| 816 | public boolean equals(Object obj) { |
| 817 | if (this == obj) |
| 818 | return true; |
| 819 | if (!(obj instanceof MethodType)) |
| 820 | return false; |
| 821 | MethodType m = (MethodType)obj; |
| 822 | List<Type> args1 = argtypes; |
| 823 | List<Type> args2 = m.argtypes; |
| 824 | while (!args1.isEmpty() && !args2.isEmpty()) { |
| 825 | if (!args1.head.equals(args2.head)) |
| 826 | return false; |
| 827 | args1 = args1.tail; |
| 828 | args2 = args2.tail; |
| 829 | } |
| 830 | if (!args1.isEmpty() || !args2.isEmpty()) |
| 831 | return false; |
| 832 | return restype.equals(m.restype); |
| 833 | } |
| 834 | |
| 835 | public int hashCode() { |
| 836 | int h = METHOD; |
| 837 | for (List<Type> thisargs = this.argtypes; |
| 838 | thisargs.tail != null; /*inlined: thisargs.nonEmpty()*/ |
| 839 | thisargs = thisargs.tail) |
| 840 | h = (h << 5) + thisargs.head.hashCode(); |
| 841 | return (h << 5) + this.restype.hashCode(); |
| 842 | } |
| 843 | |
| 844 | public List<Type> getParameterTypes() { return argtypes; } |
| 845 | public Type getReturnType() { return restype; } |
| 846 | public List<Type> getThrownTypes() { return thrown; } |
| 847 | |
| 848 | public void setThrown(List<Type> t) { |
| 849 | thrown = t; |
| 850 | } |
| 851 | |
| 852 | public boolean isErroneous() { |
| 853 | return |
| 854 | isErroneous(argtypes) || |
| 855 | restype != null && restype.isErroneous(); |
| 856 | } |
| 857 | |
| 858 | public Type map(Mapping f) { |
| 859 | List<Type> argtypes1 = map(argtypes, f); |
| 860 | Type restype1 = f.apply(restype); |
| 861 | List<Type> thrown1 = map(thrown, f); |
| 862 | if (argtypes1 == argtypes && |
| 863 | restype1 == restype && |
| 864 | thrown1 == thrown) return this; |
| 865 | else return new MethodType(argtypes1, restype1, thrown1, tsym); |
| 866 | } |
| 867 | |
| 868 | public boolean contains(Type elem) { |
| 869 | return elem == this || contains(argtypes, elem) || restype.contains(elem); |
| 870 | } |
| 871 | |
| 872 | public MethodType asMethodType() { return this; } |
| 873 | |
| 874 | public void complete() { |
| 875 | for (List<Type> l = argtypes; l.nonEmpty(); l = l.tail) |
| 876 | l.head.complete(); |
| 877 | restype.complete(); |
| 878 | for (List<Type> l = thrown; l.nonEmpty(); l = l.tail) |
| 879 | l.head.complete(); |
| 880 | } |
| 881 | |
| 882 | public List<TypeVar> getTypeVariables() { |
| 883 | return List.nil(); |
| 884 | } |
| 885 | |
| 886 | public TypeSymbol asElement() { |
| 887 | return null; |
| 888 | } |
| 889 | |
| 890 | public TypeKind getKind() { |
| 891 | return TypeKind.EXECUTABLE; |
| 892 | } |
| 893 | |
| 894 | public <R, P> R accept(TypeVisitor<R, P> v, P p) { |
| 895 | return v.visitExecutable(this, p); |
| 896 | } |
| 897 | } |
| 898 | |
| 899 | public static class PackageType extends Type implements NoType { |
| 900 | |
| 901 | PackageType(TypeSymbol tsym) { |
| 902 | super(PACKAGE, tsym); |
| 903 | } |
| 904 | |
| 905 | @Override |
| 906 | public <R,S> R accept(Type.Visitor<R,S> v, S s) { |
| 907 | return v.visitPackageType(this, s); |
| 908 | } |
| 909 | |
| 910 | public String toString() { |
| 911 | return tsym.getQualifiedName().toString(); |
| 912 | } |
| 913 | |
| 914 | public TypeKind getKind() { |
| 915 | return TypeKind.PACKAGE; |
| 916 | } |
| 917 | |
| 918 | public <R, P> R accept(TypeVisitor<R, P> v, P p) { |
| 919 | return v.visitNoType(this, p); |
| 920 | } |
| 921 | } |
| 922 | |
| 923 | public static class TypeVar extends Type implements TypeVariable { |
| 924 | |
| 925 | /** The bound of this type variable; set from outside. |
| 926 | * Must be nonempty once it is set. |
| 927 | * For a bound, `bound' is the bound type itself. |
| 928 | * Multiple bounds are expressed as a single class type which has the |
| 929 | * individual bounds as superclass, respectively interfaces. |
| 930 | * The class type then has as `tsym' a compiler generated class `c', |
| 931 | * which has a flag COMPOUND and whose owner is the type variable |
| 932 | * itself. Furthermore, the erasure_field of the class |
| 933 | * points to the first class or interface bound. |
| 934 | */ |
| 935 | public Type bound = null; |
| 936 | public Type lower; |
| 937 | |
| 938 | public TypeVar(Name name, Symbol owner, Type lower) { |
| 939 | super(TYPEVAR, null); |
| 940 | tsym = new TypeSymbol(0, name, this, owner); |
| 941 | this.lower = lower; |
| 942 | } |
| 943 | |
| 944 | public TypeVar(TypeSymbol tsym, Type bound, Type lower) { |
| 945 | super(TYPEVAR, tsym); |
| 946 | this.bound = bound; |
| 947 | this.lower = lower; |
| 948 | } |
| 949 | |
| 950 | @Override |
| 951 | public <R,S> R accept(Type.Visitor<R,S> v, S s) { |
| 952 | return v.visitTypeVar(this, s); |
| 953 | } |
| 954 | |
| 955 | public Type getUpperBound() { return bound; } |
| 956 | |
| 957 | int rank_field = -1; |
| 958 | |
| 959 | public Type getLowerBound() { |
| 960 | return lower; |
| 961 | } |
| 962 | |
| 963 | public TypeKind getKind() { |
| 964 | return TypeKind.TYPEVAR; |
| 965 | } |
| 966 | |
| 967 | public <R, P> R accept(TypeVisitor<R, P> v, P p) { |
| 968 | return v.visitTypeVariable(this, p); |
| 969 | } |
| 970 | } |
| 971 | |
| 972 | /** A captured type variable comes from wildcards which can have |
| 973 | * both upper and lower bound. CapturedType extends TypeVar with |
| 974 | * a lower bound. |
| 975 | */ |
| 976 | public static class CapturedType extends TypeVar { |
| 977 | |
| 978 | public Type lower; |
| 979 | public WildcardType wildcard; |
| 980 | |
| 981 | public CapturedType(Name name, |
| 982 | Symbol owner, |
| 983 | Type upper, |
| 984 | Type lower, |
| 985 | WildcardType wildcard) { |
| 986 | super(name, owner, lower); |
| 987 | assert lower != null; |
| 988 | this.bound = upper; |
| 989 | this.lower = lower; |
| 990 | this.wildcard = wildcard; |
| 991 | } |
| 992 | |
| 993 | @Override |
| 994 | public <R,S> R accept(Type.Visitor<R,S> v, S s) { |
| 995 | return v.visitCapturedType(this, s); |
| 996 | } |
| 997 | |
| 998 | public Type getLowerBound() { |
| 999 | return lower; |
| 1000 | } |
| 1001 | |
| 1002 | @Override |
| 1003 | public String toString() { |
| 1004 | return "capture#" |
| 1005 | + (hashCode() & 0xFFFFFFFFL) % PRIME |
| 1006 | + " of " |
| 1007 | + wildcard; |
| 1008 | } |
| 1009 | static final int PRIME = 997; // largest prime less than 1000 |
| 1010 | } |
| 1011 | |
| 1012 | public static abstract class DelegatedType extends Type { |
| 1013 | public Type qtype; |
| 1014 | public DelegatedType(int tag, Type qtype) { |
| 1015 | super(tag, qtype.tsym); |
| 1016 | this.qtype = qtype; |
| 1017 | } |
| 1018 | public String toString() { return qtype.toString(); } |
| 1019 | public List<Type> getTypeArguments() { return qtype.getTypeArguments(); } |
| 1020 | public Type getEnclosingType() { return qtype.getEnclosingType(); } |
| 1021 | public List<Type> getParameterTypes() { return qtype.getParameterTypes(); } |
| 1022 | public Type getReturnType() { return qtype.getReturnType(); } |
| 1023 | public List<Type> getThrownTypes() { return qtype.getThrownTypes(); } |
| 1024 | public List<Type> allparams() { return qtype.allparams(); } |
| 1025 | public Type getUpperBound() { return qtype.getUpperBound(); } |
| 1026 | public Object clone() { DelegatedType t = (DelegatedType)super.clone(); t.qtype = (Type)qtype.clone(); return t; } |
| 1027 | public boolean isErroneous() { return qtype.isErroneous(); } |
| 1028 | } |
| 1029 | |
| 1030 | public static class ForAll extends DelegatedType |
| 1031 | implements Cloneable, ExecutableType { |
| 1032 | public List<Type> tvars; |
| 1033 | |
| 1034 | public ForAll(List<Type> tvars, Type qtype) { |
| 1035 | super(FORALL, qtype); |
| 1036 | this.tvars = tvars; |
| 1037 | } |
| 1038 | |
| 1039 | @Override |
| 1040 | public <R,S> R accept(Type.Visitor<R,S> v, S s) { |
| 1041 | return v.visitForAll(this, s); |
| 1042 | } |
| 1043 | |
| 1044 | public String toString() { |
| 1045 | return "<" + tvars + ">" + qtype; |
| 1046 | } |
| 1047 | |
| 1048 | public List<Type> getTypeArguments() { return tvars; } |
| 1049 | |
| 1050 | public void setThrown(List<Type> t) { |
| 1051 | qtype.setThrown(t); |
| 1052 | } |
| 1053 | |
| 1054 | public Object clone() { |
| 1055 | ForAll result = (ForAll)super.clone(); |
| 1056 | result.qtype = (Type)result.qtype.clone(); |
| 1057 | return result; |
| 1058 | } |
| 1059 | |
| 1060 | public boolean isErroneous() { |
| 1061 | return qtype.isErroneous(); |
| 1062 | } |
| 1063 | |
| 1064 | public Type map(Mapping f) { |
| 1065 | return f.apply(qtype); |
| 1066 | } |
| 1067 | |
| 1068 | public boolean contains(Type elem) { |
| 1069 | return qtype.contains(elem); |
| 1070 | } |
| 1071 | |
| 1072 | public MethodType asMethodType() { |
| 1073 | return qtype.asMethodType(); |
| 1074 | } |
| 1075 | |
| 1076 | public void complete() { |
| 1077 | for (List<Type> l = tvars; l.nonEmpty(); l = l.tail) { |
| 1078 | ((TypeVar)l.head).bound.complete(); |
| 1079 | } |
| 1080 | qtype.complete(); |
| 1081 | } |
| 1082 | |
| 1083 | public List<TypeVar> getTypeVariables() { |
| 1084 | return List.convert(TypeVar.class, getTypeArguments()); |
| 1085 | } |
| 1086 | |
| 1087 | public TypeKind getKind() { |
| 1088 | return TypeKind.EXECUTABLE; |
| 1089 | } |
| 1090 | |
| 1091 | public <R, P> R accept(TypeVisitor<R, P> v, P p) { |
| 1092 | return v.visitExecutable(this, p); |
| 1093 | } |
| 1094 | } |
| 1095 | |
| 1096 | /** A class for instantiatable variables, for use during type |
| 1097 | * inference. |
| 1098 | */ |
| 1099 | public static class UndetVar extends DelegatedType { |
| 1100 | public List<Type> lobounds = List.nil(); |
| 1101 | public List<Type> hibounds = List.nil(); |
| 1102 | public Type inst = null; |
| 1103 | |
| 1104 | @Override |
| 1105 | public <R,S> R accept(Type.Visitor<R,S> v, S s) { |
| 1106 | return v.visitUndetVar(this, s); |
| 1107 | } |
| 1108 | |
| 1109 | public UndetVar(Type origin) { |
| 1110 | super(UNDETVAR, origin); |
| 1111 | } |
| 1112 | |
| 1113 | public String toString() { |
| 1114 | if (inst != null) return inst.toString(); |
| 1115 | else return qtype + "?"; |
| 1116 | } |
| 1117 | |
| 1118 | public Type baseType() { |
| 1119 | if (inst != null) return inst.baseType(); |
| 1120 | else return this; |
| 1121 | } |
| 1122 | } |
| 1123 | |
| 1124 | /** Represents VOID or NONE. |
| 1125 | */ |
| 1126 | static class JCNoType extends Type implements NoType { |
| 1127 | public JCNoType(int tag) { |
| 1128 | super(tag, null); |
| 1129 | } |
| 1130 | |
| 1131 | @Override |
| 1132 | public TypeKind getKind() { |
| 1133 | switch (tag) { |
| 1134 | case VOID: return TypeKind.VOID; |
| 1135 | case NONE: return TypeKind.NONE; |
| 1136 | default: |
| 1137 | throw new AssertionError("Unexpected tag: " + tag); |
| 1138 | } |
| 1139 | } |
| 1140 | |
| 1141 | @Override |
| 1142 | public <R, P> R accept(TypeVisitor<R, P> v, P p) { |
| 1143 | return v.visitNoType(this, p); |
| 1144 | } |
| 1145 | } |
| 1146 | |
| 1147 | static class BottomType extends Type implements NullType { |
| 1148 | public BottomType() { |
| 1149 | super(TypeTags.BOT, null); |
| 1150 | } |
| 1151 | |
| 1152 | @Override |
| 1153 | public TypeKind getKind() { |
| 1154 | return TypeKind.NULL; |
| 1155 | } |
| 1156 | |
| 1157 | @Override |
| 1158 | public <R, P> R accept(TypeVisitor<R, P> v, P p) { |
| 1159 | return v.visitNull(this, p); |
| 1160 | } |
| 1161 | |
| 1162 | @Override |
| 1163 | public Type constType(Object value) { |
| 1164 | return this; |
| 1165 | } |
| 1166 | |
| 1167 | @Override |
| 1168 | public String stringValue() { |
| 1169 | return "null"; |
| 1170 | } |
| 1171 | } |
| 1172 | |
| 1173 | public static class ErrorType extends ClassType |
| 1174 | implements javax.lang.model.type.ErrorType { |
| 1175 | |
| 1176 | public ErrorType() { |
| 1177 | super(noType, List.<Type>nil(), null); |
| 1178 | tag = ERROR; |
| 1179 | } |
| 1180 | |
| 1181 | public ErrorType(ClassSymbol c) { |
| 1182 | this(); |
| 1183 | tsym = c; |
| 1184 | c.type = this; |
| 1185 | c.kind = ERR; |
| 1186 | c.members_field = new Scope.ErrorScope(c); |
| 1187 | } |
| 1188 | |
| 1189 | public ErrorType(Name name, TypeSymbol container) { |
| 1190 | this(new ClassSymbol(PUBLIC|STATIC|ACYCLIC, name, null, container)); |
| 1191 | } |
| 1192 | |
| 1193 | @Override |
| 1194 | public <R,S> R accept(Type.Visitor<R,S> v, S s) { |
| 1195 | return v.visitErrorType(this, s); |
| 1196 | } |
| 1197 | |
| 1198 | public Type constType(Object constValue) { return this; } |
| 1199 | public Type getEnclosingType() { return this; } |
| 1200 | public Type getReturnType() { return this; } |
| 1201 | public Type asSub(Symbol sym) { return this; } |
| 1202 | public Type map(Mapping f) { return this; } |
| 1203 | |
| 1204 | public boolean isGenType(Type t) { return true; } |
| 1205 | public boolean isErroneous() { return true; } |
| 1206 | public boolean isCompound() { return false; } |
| 1207 | public boolean isInterface() { return false; } |
| 1208 | |
| 1209 | public List<Type> allparams() { return List.nil(); } |
| 1210 | public List<Type> getTypeArguments() { return List.nil(); } |
| 1211 | |
| 1212 | public TypeKind getKind() { |
| 1213 | return TypeKind.ERROR; |
| 1214 | } |
| 1215 | |
| 1216 | public <R, P> R accept(TypeVisitor<R, P> v, P p) { |
| 1217 | return v.visitError(this, p); |
| 1218 | } |
| 1219 | } |
| 1220 | |
| 1221 | /** |
| 1222 | * A visitor for types. A visitor is used to implement operations |
| 1223 | * (or relations) on types. Most common operations on types are |
| 1224 | * binary relations and this interface is designed for binary |
| 1225 | * relations, that is, operations on the form |
| 1226 | * Type × S → R. |
| 1227 | * <!-- In plain text: Type x S -> R --> |
| 1228 | * |
| 1229 | * @param <R> the return type of the operation implemented by this |
| 1230 | * visitor; use Void if no return type is needed. |
| 1231 | * @param <S> the type of the second argument (the first being the |
| 1232 | * type itself) of the operation implemented by this visitor; use |
| 1233 | * Void if a second argument is not needed. |
| 1234 | */ |
| 1235 | public interface Visitor<R,S> { |
| 1236 | R visitClassType(ClassType t, S s); |
| 1237 | R visitWildcardType(WildcardType t, S s); |
| 1238 | R visitArrayType(ArrayType t, S s); |
| 1239 | R visitMethodType(MethodType t, S s); |
| 1240 | R visitPackageType(PackageType t, S s); |
| 1241 | R visitTypeVar(TypeVar t, S s); |
| 1242 | R visitCapturedType(CapturedType t, S s); |
| 1243 | R visitForAll(ForAll t, S s); |
| 1244 | R visitUndetVar(UndetVar t, S s); |
| 1245 | R visitErrorType(ErrorType t, S s); |
| 1246 | R visitType(Type t, S s); |
| 1247 | } |
| 1248 | } |