src/share/classes/com/sun/tools/javadoc/TypeMaker.java

Mon, 25 Mar 2013 16:55:14 -0700

author
mfang
date
Mon, 25 Mar 2013 16:55:14 -0700
changeset 1658
fdf30b225e1c
parent 1521
71f35e4b93a5
child 1644
40adaf938847
permissions
-rw-r--r--

8010521: jdk8 l10n resource file translation update 2
Reviewed-by: naoto, yhuang

duke@1 1 /*
jjg@1521 2 * Copyright (c) 1997, 2013, 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
jjg@1521 28 import javax.lang.model.type.TypeKind;
jjg@1521 29
duke@1 30 import com.sun.javadoc.*;
duke@1 31 import com.sun.tools.javac.code.Symbol;
duke@1 32 import com.sun.tools.javac.code.Symbol.ClassSymbol;
duke@1 33 import com.sun.tools.javac.code.Type;
jjg@1357 34 import com.sun.tools.javac.code.Type.ArrayType;
duke@1 35 import com.sun.tools.javac.code.Type.ClassType;
duke@1 36 import com.sun.tools.javac.code.Type.TypeVar;
duke@1 37 import com.sun.tools.javac.util.List;
jjg@1374 38 import static com.sun.tools.javac.code.TypeTag.ARRAY;
duke@1 39
jjg@1359 40 /**
jjg@1359 41 * <p><b>This is NOT part of any supported API.
jjg@1359 42 * If you write code that depends on this, you do so at your own risk.
jjg@1359 43 * This code and its internal interfaces are subject to change or
jjg@1359 44 * deletion without notice.</b>
jjg@1359 45 */
duke@1 46 public class TypeMaker {
duke@1 47
duke@1 48 public static com.sun.javadoc.Type getType(DocEnv env, Type t) {
duke@1 49 return getType(env, t, true);
duke@1 50 }
duke@1 51
duke@1 52 /**
duke@1 53 * @param errToClassDoc if true, ERROR type results in a ClassDoc;
duke@1 54 * false preserves legacy behavior
duke@1 55 */
jjg@1521 56 public static com.sun.javadoc.Type getType(DocEnv env, Type t,
jjg@1521 57 boolean errorToClassDoc) {
jjg@1521 58 return getType(env, t, errorToClassDoc, true);
jjg@1521 59 }
jjg@1521 60
jjg@198 61 @SuppressWarnings("fallthrough")
duke@1 62 public static com.sun.javadoc.Type getType(DocEnv env, Type t,
jjg@1521 63 boolean errToClassDoc, boolean considerAnnotations) {
duke@1 64 if (env.legacyDoclet) {
duke@1 65 t = env.types.erasure(t);
duke@1 66 }
jjg@1521 67 if (considerAnnotations
jjg@1521 68 && t.getKind() == TypeKind.ANNOTATED) {
jjg@1521 69 return new AnnotatedTypeImpl(env, (com.sun.tools.javac.code.Type.AnnotatedType) t);
jjg@1521 70 }
jjg@1521 71
jjg@1521 72 if (t.getKind() == TypeKind.ANNOTATED) {
jjg@1521 73 Type.AnnotatedType at = (Type.AnnotatedType) t;
jjg@1521 74 return new AnnotatedTypeImpl(env, at);
jjg@1521 75 }
jjg@1521 76
jjg@1374 77 switch (t.getTag()) {
duke@1 78 case CLASS:
duke@1 79 if (ClassDocImpl.isGeneric((ClassSymbol)t.tsym)) {
duke@1 80 return env.getParameterizedType((ClassType)t);
duke@1 81 } else {
duke@1 82 return env.getClassDoc((ClassSymbol)t.tsym);
duke@1 83 }
duke@1 84 case WILDCARD:
duke@1 85 Type.WildcardType a = (Type.WildcardType)t;
duke@1 86 return new WildcardTypeImpl(env, a);
duke@1 87 case TYPEVAR: return new TypeVariableImpl(env, (TypeVar)t);
duke@1 88 case ARRAY: return new ArrayTypeImpl(env, t);
duke@1 89 case BYTE: return PrimitiveType.byteType;
duke@1 90 case CHAR: return PrimitiveType.charType;
duke@1 91 case SHORT: return PrimitiveType.shortType;
duke@1 92 case INT: return PrimitiveType.intType;
duke@1 93 case LONG: return PrimitiveType.longType;
duke@1 94 case FLOAT: return PrimitiveType.floatType;
duke@1 95 case DOUBLE: return PrimitiveType.doubleType;
duke@1 96 case BOOLEAN: return PrimitiveType.booleanType;
duke@1 97 case VOID: return PrimitiveType.voidType;
duke@1 98 case ERROR:
duke@1 99 if (errToClassDoc)
duke@1 100 return env.getClassDoc((ClassSymbol)t.tsym);
duke@1 101 // FALLTHRU
duke@1 102 default:
duke@1 103 return new PrimitiveType(t.tsym.getQualifiedName().toString());
duke@1 104 }
duke@1 105 }
duke@1 106
duke@1 107 /**
duke@1 108 * Convert a list of javac types into an array of javadoc types.
duke@1 109 */
duke@1 110 public static com.sun.javadoc.Type[] getTypes(DocEnv env, List<Type> ts) {
duke@1 111 return getTypes(env, ts, new com.sun.javadoc.Type[ts.length()]);
duke@1 112 }
duke@1 113
duke@1 114 /**
duke@1 115 * Like the above version, but use and return the array given.
duke@1 116 */
duke@1 117 public static com.sun.javadoc.Type[] getTypes(DocEnv env, List<Type> ts,
duke@1 118 com.sun.javadoc.Type res[]) {
duke@1 119 int i = 0;
duke@1 120 for (Type t : ts) {
duke@1 121 res[i++] = getType(env, t);
duke@1 122 }
duke@1 123 return res;
duke@1 124 }
duke@1 125
duke@1 126 public static String getTypeName(Type t, boolean full) {
jjg@1374 127 switch (t.getTag()) {
duke@1 128 case ARRAY:
jjg@910 129 StringBuilder s = new StringBuilder();
jjg@1374 130 while (t.hasTag(ARRAY)) {
jjg@910 131 s.append("[]");
duke@1 132 t = ((ArrayType)t).elemtype;
duke@1 133 }
jjg@910 134 s.insert(0, getTypeName(t, full));
jjg@910 135 return s.toString();
duke@1 136 case CLASS:
duke@1 137 return ClassDocImpl.getClassName((ClassSymbol)t.tsym, full);
duke@1 138 default:
duke@1 139 return t.tsym.getQualifiedName().toString();
duke@1 140 }
duke@1 141 }
duke@1 142
duke@1 143 /**
duke@1 144 * Return the string representation of a type use. Bounds of type
duke@1 145 * variables are not included; bounds of wildcard types are.
duke@1 146 * Class names are qualified if "full" is true.
duke@1 147 */
duke@1 148 static String getTypeString(DocEnv env, Type t, boolean full) {
jjg@1521 149 // TODO: should annotations be included here?
jjg@1521 150 if (t.getKind() == TypeKind.ANNOTATED) {
jjg@1521 151 Type.AnnotatedType at = (Type.AnnotatedType)t;
jjg@1521 152 t = at.underlyingType;
jjg@1521 153 }
jjg@1374 154 switch (t.getTag()) {
duke@1 155 case ARRAY:
jjg@910 156 StringBuilder s = new StringBuilder();
jjg@1374 157 while (t.hasTag(ARRAY)) {
jjg@910 158 s.append("[]");
duke@1 159 t = env.types.elemtype(t);
duke@1 160 }
jjg@910 161 s.insert(0, getTypeString(env, t, full));
jjg@910 162 return s.toString();
duke@1 163 case CLASS:
duke@1 164 return ParameterizedTypeImpl.
duke@1 165 parameterizedTypeToString(env, (ClassType)t, full);
duke@1 166 case WILDCARD:
duke@1 167 Type.WildcardType a = (Type.WildcardType)t;
duke@1 168 return WildcardTypeImpl.wildcardTypeToString(env, a, full);
duke@1 169 default:
duke@1 170 return t.tsym.getQualifiedName().toString();
duke@1 171 }
duke@1 172 }
duke@1 173
duke@1 174 /**
duke@1 175 * Return the formal type parameters of a class or method as an
duke@1 176 * angle-bracketed string. Each parameter is a type variable with
duke@1 177 * optional bounds. Class names are qualified if "full" is true.
duke@1 178 * Return "" if there are no type parameters or we're hiding generics.
duke@1 179 */
duke@1 180 static String typeParametersString(DocEnv env, Symbol sym, boolean full) {
duke@1 181 if (env.legacyDoclet || sym.type.getTypeArguments().isEmpty()) {
duke@1 182 return "";
duke@1 183 }
jjg@910 184 StringBuilder s = new StringBuilder();
duke@1 185 for (Type t : sym.type.getTypeArguments()) {
duke@1 186 s.append(s.length() == 0 ? "<" : ", ");
duke@1 187 s.append(TypeVariableImpl.typeVarToString(env, (TypeVar)t, full));
duke@1 188 }
duke@1 189 s.append(">");
duke@1 190 return s.toString();
duke@1 191 }
duke@1 192
duke@1 193 /**
duke@1 194 * Return the actual type arguments of a parameterized type as an
duke@1 195 * angle-bracketed string. Class name are qualified if "full" is true.
duke@1 196 * Return "" if there are no type arguments or we're hiding generics.
duke@1 197 */
duke@1 198 static String typeArgumentsString(DocEnv env, ClassType cl, boolean full) {
duke@1 199 if (env.legacyDoclet || cl.getTypeArguments().isEmpty()) {
duke@1 200 return "";
duke@1 201 }
jjg@910 202 StringBuilder s = new StringBuilder();
duke@1 203 for (Type t : cl.getTypeArguments()) {
duke@1 204 s.append(s.length() == 0 ? "<" : ", ");
duke@1 205 s.append(getTypeString(env, t, full));
duke@1 206 }
duke@1 207 s.append(">");
duke@1 208 return s.toString();
duke@1 209 }
duke@1 210
duke@1 211
duke@1 212 private static class ArrayTypeImpl implements com.sun.javadoc.Type {
duke@1 213
duke@1 214 Type arrayType;
duke@1 215
duke@1 216 DocEnv env;
duke@1 217
duke@1 218 ArrayTypeImpl(DocEnv env, Type arrayType) {
duke@1 219 this.env = env;
duke@1 220 this.arrayType = arrayType;
duke@1 221 }
duke@1 222
duke@1 223 private com.sun.javadoc.Type skipArraysCache = null;
duke@1 224
duke@1 225 private com.sun.javadoc.Type skipArrays() {
duke@1 226 if (skipArraysCache == null) {
duke@1 227 Type t;
jjg@1374 228 for (t = arrayType; t.hasTag(ARRAY); t = env.types.elemtype(t)) { }
duke@1 229 skipArraysCache = TypeMaker.getType(env, t);
duke@1 230 }
duke@1 231 return skipArraysCache;
duke@1 232 }
duke@1 233
duke@1 234 /**
duke@1 235 * Return the type's dimension information, as a string.
duke@1 236 * <p>
duke@1 237 * For example, a two dimensional array of String returns '[][]'.
duke@1 238 */
duke@1 239 public String dimension() {
jjg@910 240 StringBuilder dimension = new StringBuilder();
jjg@1374 241 for (Type t = arrayType; t.hasTag(ARRAY); t = env.types.elemtype(t)) {
jjg@910 242 dimension.append("[]");
duke@1 243 }
duke@1 244 return dimension.toString();
duke@1 245 }
duke@1 246
duke@1 247 /**
duke@1 248 * Return unqualified name of type excluding any dimension information.
duke@1 249 * <p>
duke@1 250 * For example, a two dimensional array of String returns 'String'.
duke@1 251 */
duke@1 252 public String typeName() {
duke@1 253 return skipArrays().typeName();
duke@1 254 }
duke@1 255
duke@1 256 /**
duke@1 257 * Return qualified name of type excluding any dimension information.
duke@1 258 *<p>
duke@1 259 * For example, a two dimensional array of String
duke@1 260 * returns 'java.lang.String'.
duke@1 261 */
duke@1 262 public String qualifiedTypeName() {
duke@1 263 return skipArrays().qualifiedTypeName();
duke@1 264 }
duke@1 265
duke@1 266 /**
duke@1 267 * Return the simple name of this type excluding any dimension information.
duke@1 268 */
duke@1 269 public String simpleTypeName() {
duke@1 270 return skipArrays().simpleTypeName();
duke@1 271 }
duke@1 272
duke@1 273 /**
duke@1 274 * Return this type as a class. Array dimensions are ignored.
duke@1 275 *
duke@1 276 * @return a ClassDocImpl if the type is a Class.
duke@1 277 * Return null if it is a primitive type..
duke@1 278 */
duke@1 279 public ClassDoc asClassDoc() {
duke@1 280 return skipArrays().asClassDoc();
duke@1 281 }
duke@1 282
duke@1 283 /**
duke@1 284 * Return this type as a <code>ParameterizedType</code> if it
duke@1 285 * represents a parameterized type. Array dimensions are ignored.
duke@1 286 */
duke@1 287 public ParameterizedType asParameterizedType() {
duke@1 288 return skipArrays().asParameterizedType();
duke@1 289 }
duke@1 290
duke@1 291 /**
duke@1 292 * Return this type as a <code>TypeVariable</code> if it represents
duke@1 293 * a type variable. Array dimensions are ignored.
duke@1 294 */
duke@1 295 public TypeVariable asTypeVariable() {
duke@1 296 return skipArrays().asTypeVariable();
duke@1 297 }
duke@1 298
duke@1 299 /**
duke@1 300 * Return null, as there are no arrays of wildcard types.
duke@1 301 */
duke@1 302 public WildcardType asWildcardType() {
duke@1 303 return null;
duke@1 304 }
duke@1 305
duke@1 306 /**
jjg@1521 307 * Return null, as there are no annotations of the type
jjg@1521 308 */
jjg@1521 309 public AnnotatedType asAnnotatedType() {
jjg@1521 310 return null;
jjg@1521 311 }
jjg@1521 312
jjg@1521 313 /**
duke@1 314 * Return this type as an <code>AnnotationTypeDoc</code> if it
duke@1 315 * represents an annotation type. Array dimensions are ignored.
duke@1 316 */
duke@1 317 public AnnotationTypeDoc asAnnotationTypeDoc() {
duke@1 318 return skipArrays().asAnnotationTypeDoc();
duke@1 319 }
duke@1 320
duke@1 321 /**
duke@1 322 * Return true if this is an array of a primitive type.
duke@1 323 */
duke@1 324 public boolean isPrimitive() {
duke@1 325 return skipArrays().isPrimitive();
duke@1 326 }
duke@1 327
duke@1 328 /**
duke@1 329 * Return a string representation of the type.
duke@1 330 *
duke@1 331 * Return name of type including any dimension information.
duke@1 332 * <p>
duke@1 333 * For example, a two dimensional array of String returns
duke@1 334 * <code>String[][]</code>.
duke@1 335 *
duke@1 336 * @return name of type including any dimension information.
duke@1 337 */
jjg@910 338 @Override
duke@1 339 public String toString() {
duke@1 340 return qualifiedTypeName() + dimension();
duke@1 341 }
duke@1 342 }
duke@1 343 }

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