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

Tue, 24 Dec 2013 09:17:37 -0800

author
ksrini
date
Tue, 24 Dec 2013 09:17:37 -0800
changeset 2227
998b10c43157
parent 1992
23f0f3c9c44a
child 2525
2eb010b6cb22
child 2906
d3a51adc115f
permissions
-rw-r--r--

8029230: Update copyright year to match last edit in jdk8 langtools repository for 2013
Reviewed-by: ksrini
Contributed-by: steve.sides@oracle.com

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
duke@1 28 import com.sun.javadoc.*;
duke@1 29 import com.sun.tools.javac.code.Symbol;
duke@1 30 import com.sun.tools.javac.code.Symbol.ClassSymbol;
duke@1 31 import com.sun.tools.javac.code.Type;
jjg@1357 32 import com.sun.tools.javac.code.Type.ArrayType;
duke@1 33 import com.sun.tools.javac.code.Type.ClassType;
duke@1 34 import com.sun.tools.javac.code.Type.TypeVar;
duke@1 35 import com.sun.tools.javac.util.List;
jjg@1374 36 import static com.sun.tools.javac.code.TypeTag.ARRAY;
duke@1 37
jjg@1359 38 /**
jjg@1359 39 * <p><b>This is NOT part of any supported API.
jjg@1359 40 * If you write code that depends on this, you do so at your own risk.
jjg@1359 41 * This code and its internal interfaces are subject to change or
jjg@1359 42 * deletion without notice.</b>
jjg@1359 43 */
duke@1 44 public class TypeMaker {
duke@1 45
duke@1 46 public static com.sun.javadoc.Type getType(DocEnv env, Type t) {
duke@1 47 return getType(env, t, true);
duke@1 48 }
duke@1 49
duke@1 50 /**
duke@1 51 * @param errToClassDoc if true, ERROR type results in a ClassDoc;
duke@1 52 * false preserves legacy behavior
duke@1 53 */
jjg@1521 54 public static com.sun.javadoc.Type getType(DocEnv env, Type t,
jjg@1521 55 boolean errorToClassDoc) {
jjg@1521 56 return getType(env, t, errorToClassDoc, true);
jjg@1521 57 }
jjg@1521 58
jjg@198 59 @SuppressWarnings("fallthrough")
duke@1 60 public static com.sun.javadoc.Type getType(DocEnv env, Type t,
jjg@1521 61 boolean errToClassDoc, boolean considerAnnotations) {
duke@1 62 if (env.legacyDoclet) {
duke@1 63 t = env.types.erasure(t);
duke@1 64 }
jjg@1521 65
jjg@1992 66 if (considerAnnotations && t.isAnnotated()) {
jjg@1992 67 return new AnnotatedTypeImpl(env, t);
jjg@1521 68 }
jjg@1521 69
jjg@1374 70 switch (t.getTag()) {
duke@1 71 case CLASS:
duke@1 72 if (ClassDocImpl.isGeneric((ClassSymbol)t.tsym)) {
duke@1 73 return env.getParameterizedType((ClassType)t);
duke@1 74 } else {
duke@1 75 return env.getClassDoc((ClassSymbol)t.tsym);
duke@1 76 }
duke@1 77 case WILDCARD:
duke@1 78 Type.WildcardType a = (Type.WildcardType)t;
duke@1 79 return new WildcardTypeImpl(env, a);
duke@1 80 case TYPEVAR: return new TypeVariableImpl(env, (TypeVar)t);
duke@1 81 case ARRAY: return new ArrayTypeImpl(env, t);
duke@1 82 case BYTE: return PrimitiveType.byteType;
duke@1 83 case CHAR: return PrimitiveType.charType;
duke@1 84 case SHORT: return PrimitiveType.shortType;
duke@1 85 case INT: return PrimitiveType.intType;
duke@1 86 case LONG: return PrimitiveType.longType;
duke@1 87 case FLOAT: return PrimitiveType.floatType;
duke@1 88 case DOUBLE: return PrimitiveType.doubleType;
duke@1 89 case BOOLEAN: return PrimitiveType.booleanType;
duke@1 90 case VOID: return PrimitiveType.voidType;
duke@1 91 case ERROR:
duke@1 92 if (errToClassDoc)
duke@1 93 return env.getClassDoc((ClassSymbol)t.tsym);
duke@1 94 // FALLTHRU
duke@1 95 default:
duke@1 96 return new PrimitiveType(t.tsym.getQualifiedName().toString());
duke@1 97 }
duke@1 98 }
duke@1 99
duke@1 100 /**
duke@1 101 * Convert a list of javac types into an array of javadoc types.
duke@1 102 */
duke@1 103 public static com.sun.javadoc.Type[] getTypes(DocEnv env, List<Type> ts) {
duke@1 104 return getTypes(env, ts, new com.sun.javadoc.Type[ts.length()]);
duke@1 105 }
duke@1 106
duke@1 107 /**
duke@1 108 * Like the above version, but use and return the array given.
duke@1 109 */
duke@1 110 public static com.sun.javadoc.Type[] getTypes(DocEnv env, List<Type> ts,
duke@1 111 com.sun.javadoc.Type res[]) {
duke@1 112 int i = 0;
duke@1 113 for (Type t : ts) {
duke@1 114 res[i++] = getType(env, t);
duke@1 115 }
duke@1 116 return res;
duke@1 117 }
duke@1 118
duke@1 119 public static String getTypeName(Type t, boolean full) {
jjg@1374 120 switch (t.getTag()) {
duke@1 121 case ARRAY:
jjg@910 122 StringBuilder s = new StringBuilder();
jjg@1374 123 while (t.hasTag(ARRAY)) {
jjg@910 124 s.append("[]");
duke@1 125 t = ((ArrayType)t).elemtype;
duke@1 126 }
jjg@910 127 s.insert(0, getTypeName(t, full));
jjg@910 128 return s.toString();
duke@1 129 case CLASS:
duke@1 130 return ClassDocImpl.getClassName((ClassSymbol)t.tsym, full);
duke@1 131 default:
duke@1 132 return t.tsym.getQualifiedName().toString();
duke@1 133 }
duke@1 134 }
duke@1 135
duke@1 136 /**
duke@1 137 * Return the string representation of a type use. Bounds of type
duke@1 138 * variables are not included; bounds of wildcard types are.
duke@1 139 * Class names are qualified if "full" is true.
duke@1 140 */
duke@1 141 static String getTypeString(DocEnv env, Type t, boolean full) {
jjg@1521 142 // TODO: should annotations be included here?
jjg@1644 143 if (t.isAnnotated()) {
jjg@1992 144 t = t.unannotatedType();
jjg@1521 145 }
jjg@1374 146 switch (t.getTag()) {
duke@1 147 case ARRAY:
jjg@910 148 StringBuilder s = new StringBuilder();
jjg@1374 149 while (t.hasTag(ARRAY)) {
jjg@910 150 s.append("[]");
duke@1 151 t = env.types.elemtype(t);
duke@1 152 }
jjg@910 153 s.insert(0, getTypeString(env, t, full));
jjg@910 154 return s.toString();
duke@1 155 case CLASS:
duke@1 156 return ParameterizedTypeImpl.
duke@1 157 parameterizedTypeToString(env, (ClassType)t, full);
duke@1 158 case WILDCARD:
duke@1 159 Type.WildcardType a = (Type.WildcardType)t;
duke@1 160 return WildcardTypeImpl.wildcardTypeToString(env, a, full);
duke@1 161 default:
duke@1 162 return t.tsym.getQualifiedName().toString();
duke@1 163 }
duke@1 164 }
duke@1 165
duke@1 166 /**
duke@1 167 * Return the formal type parameters of a class or method as an
duke@1 168 * angle-bracketed string. Each parameter is a type variable with
duke@1 169 * optional bounds. Class names are qualified if "full" is true.
duke@1 170 * Return "" if there are no type parameters or we're hiding generics.
duke@1 171 */
duke@1 172 static String typeParametersString(DocEnv env, Symbol sym, boolean full) {
duke@1 173 if (env.legacyDoclet || sym.type.getTypeArguments().isEmpty()) {
duke@1 174 return "";
duke@1 175 }
jjg@910 176 StringBuilder s = new StringBuilder();
duke@1 177 for (Type t : sym.type.getTypeArguments()) {
duke@1 178 s.append(s.length() == 0 ? "<" : ", ");
duke@1 179 s.append(TypeVariableImpl.typeVarToString(env, (TypeVar)t, full));
duke@1 180 }
duke@1 181 s.append(">");
duke@1 182 return s.toString();
duke@1 183 }
duke@1 184
duke@1 185 /**
duke@1 186 * Return the actual type arguments of a parameterized type as an
duke@1 187 * angle-bracketed string. Class name are qualified if "full" is true.
duke@1 188 * Return "" if there are no type arguments or we're hiding generics.
duke@1 189 */
duke@1 190 static String typeArgumentsString(DocEnv env, ClassType cl, boolean full) {
duke@1 191 if (env.legacyDoclet || cl.getTypeArguments().isEmpty()) {
duke@1 192 return "";
duke@1 193 }
jjg@910 194 StringBuilder s = new StringBuilder();
duke@1 195 for (Type t : cl.getTypeArguments()) {
duke@1 196 s.append(s.length() == 0 ? "<" : ", ");
duke@1 197 s.append(getTypeString(env, t, full));
duke@1 198 }
duke@1 199 s.append(">");
duke@1 200 return s.toString();
duke@1 201 }
duke@1 202
duke@1 203
duke@1 204 private static class ArrayTypeImpl implements com.sun.javadoc.Type {
duke@1 205
duke@1 206 Type arrayType;
duke@1 207
duke@1 208 DocEnv env;
duke@1 209
duke@1 210 ArrayTypeImpl(DocEnv env, Type arrayType) {
duke@1 211 this.env = env;
duke@1 212 this.arrayType = arrayType;
duke@1 213 }
duke@1 214
duke@1 215 private com.sun.javadoc.Type skipArraysCache = null;
duke@1 216
bpatel@1691 217 public com.sun.javadoc.Type getElementType() {
bpatel@1691 218 return TypeMaker.getType(env, env.types.elemtype(arrayType));
bpatel@1691 219 }
bpatel@1691 220
duke@1 221 private com.sun.javadoc.Type skipArrays() {
duke@1 222 if (skipArraysCache == null) {
duke@1 223 Type t;
jjg@1374 224 for (t = arrayType; t.hasTag(ARRAY); t = env.types.elemtype(t)) { }
duke@1 225 skipArraysCache = TypeMaker.getType(env, t);
duke@1 226 }
duke@1 227 return skipArraysCache;
duke@1 228 }
duke@1 229
duke@1 230 /**
duke@1 231 * Return the type's dimension information, as a string.
duke@1 232 * <p>
duke@1 233 * For example, a two dimensional array of String returns '[][]'.
duke@1 234 */
duke@1 235 public String dimension() {
jjg@910 236 StringBuilder dimension = new StringBuilder();
jjg@1374 237 for (Type t = arrayType; t.hasTag(ARRAY); t = env.types.elemtype(t)) {
jjg@910 238 dimension.append("[]");
duke@1 239 }
duke@1 240 return dimension.toString();
duke@1 241 }
duke@1 242
duke@1 243 /**
duke@1 244 * Return unqualified name of type excluding any dimension information.
duke@1 245 * <p>
duke@1 246 * For example, a two dimensional array of String returns 'String'.
duke@1 247 */
duke@1 248 public String typeName() {
duke@1 249 return skipArrays().typeName();
duke@1 250 }
duke@1 251
duke@1 252 /**
duke@1 253 * Return qualified name of type excluding any dimension information.
duke@1 254 *<p>
duke@1 255 * For example, a two dimensional array of String
duke@1 256 * returns 'java.lang.String'.
duke@1 257 */
duke@1 258 public String qualifiedTypeName() {
duke@1 259 return skipArrays().qualifiedTypeName();
duke@1 260 }
duke@1 261
duke@1 262 /**
duke@1 263 * Return the simple name of this type excluding any dimension information.
duke@1 264 */
duke@1 265 public String simpleTypeName() {
duke@1 266 return skipArrays().simpleTypeName();
duke@1 267 }
duke@1 268
duke@1 269 /**
duke@1 270 * Return this type as a class. Array dimensions are ignored.
duke@1 271 *
duke@1 272 * @return a ClassDocImpl if the type is a Class.
duke@1 273 * Return null if it is a primitive type..
duke@1 274 */
duke@1 275 public ClassDoc asClassDoc() {
duke@1 276 return skipArrays().asClassDoc();
duke@1 277 }
duke@1 278
duke@1 279 /**
duke@1 280 * Return this type as a <code>ParameterizedType</code> if it
duke@1 281 * represents a parameterized type. Array dimensions are ignored.
duke@1 282 */
duke@1 283 public ParameterizedType asParameterizedType() {
duke@1 284 return skipArrays().asParameterizedType();
duke@1 285 }
duke@1 286
duke@1 287 /**
duke@1 288 * Return this type as a <code>TypeVariable</code> if it represents
duke@1 289 * a type variable. Array dimensions are ignored.
duke@1 290 */
duke@1 291 public TypeVariable asTypeVariable() {
duke@1 292 return skipArrays().asTypeVariable();
duke@1 293 }
duke@1 294
duke@1 295 /**
duke@1 296 * Return null, as there are no arrays of wildcard types.
duke@1 297 */
duke@1 298 public WildcardType asWildcardType() {
duke@1 299 return null;
duke@1 300 }
duke@1 301
duke@1 302 /**
jjg@1521 303 * Return null, as there are no annotations of the type
jjg@1521 304 */
jjg@1521 305 public AnnotatedType asAnnotatedType() {
jjg@1521 306 return null;
jjg@1521 307 }
jjg@1521 308
jjg@1521 309 /**
duke@1 310 * Return this type as an <code>AnnotationTypeDoc</code> if it
duke@1 311 * represents an annotation type. Array dimensions are ignored.
duke@1 312 */
duke@1 313 public AnnotationTypeDoc asAnnotationTypeDoc() {
duke@1 314 return skipArrays().asAnnotationTypeDoc();
duke@1 315 }
duke@1 316
duke@1 317 /**
duke@1 318 * Return true if this is an array of a primitive type.
duke@1 319 */
duke@1 320 public boolean isPrimitive() {
duke@1 321 return skipArrays().isPrimitive();
duke@1 322 }
duke@1 323
duke@1 324 /**
duke@1 325 * Return a string representation of the type.
duke@1 326 *
duke@1 327 * Return name of type including any dimension information.
duke@1 328 * <p>
duke@1 329 * For example, a two dimensional array of String returns
duke@1 330 * <code>String[][]</code>.
duke@1 331 *
duke@1 332 * @return name of type including any dimension information.
duke@1 333 */
jjg@910 334 @Override
duke@1 335 public String toString() {
duke@1 336 return qualifiedTypeName() + dimension();
duke@1 337 }
duke@1 338 }
duke@1 339 }

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