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

Tue, 25 May 2010 15:54:51 -0700

author
ohair
date
Tue, 25 May 2010 15:54:51 -0700
changeset 554
9d9f26857129
parent 229
03bcd66bd8e7
child 910
ebf7c13df6c0
permissions
-rw-r--r--

6943119: Rebrand source copyright notices
Reviewed-by: darcy

duke@1 1 /*
ohair@554 2 * Copyright (c) 1997, 2009, 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
duke@1 30 import static com.sun.javadoc.LanguageVersion.*;
duke@1 31
duke@1 32 import com.sun.tools.javac.code.Symbol;
duke@1 33 import com.sun.tools.javac.code.Symbol.ClassSymbol;
duke@1 34 import com.sun.tools.javac.code.Type;
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.code.Type.ArrayType;
duke@1 38 import com.sun.tools.javac.code.Types;
duke@1 39 import com.sun.tools.javac.util.List;
duke@1 40
duke@1 41 import static com.sun.tools.javac.code.TypeTags.*;
duke@1 42
duke@1 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@198 54 @SuppressWarnings("fallthrough")
duke@1 55 public static com.sun.javadoc.Type getType(DocEnv env, Type t,
duke@1 56 boolean errToClassDoc) {
duke@1 57 if (env.legacyDoclet) {
duke@1 58 t = env.types.erasure(t);
duke@1 59 }
duke@1 60 switch (t.tag) {
duke@1 61 case CLASS:
duke@1 62 if (ClassDocImpl.isGeneric((ClassSymbol)t.tsym)) {
duke@1 63 return env.getParameterizedType((ClassType)t);
duke@1 64 } else {
duke@1 65 return env.getClassDoc((ClassSymbol)t.tsym);
duke@1 66 }
duke@1 67 case WILDCARD:
duke@1 68 Type.WildcardType a = (Type.WildcardType)t;
duke@1 69 return new WildcardTypeImpl(env, a);
duke@1 70 case TYPEVAR: return new TypeVariableImpl(env, (TypeVar)t);
duke@1 71 case ARRAY: return new ArrayTypeImpl(env, t);
duke@1 72 case BYTE: return PrimitiveType.byteType;
duke@1 73 case CHAR: return PrimitiveType.charType;
duke@1 74 case SHORT: return PrimitiveType.shortType;
duke@1 75 case INT: return PrimitiveType.intType;
duke@1 76 case LONG: return PrimitiveType.longType;
duke@1 77 case FLOAT: return PrimitiveType.floatType;
duke@1 78 case DOUBLE: return PrimitiveType.doubleType;
duke@1 79 case BOOLEAN: return PrimitiveType.booleanType;
duke@1 80 case VOID: return PrimitiveType.voidType;
duke@1 81 case ERROR:
duke@1 82 if (errToClassDoc)
duke@1 83 return env.getClassDoc((ClassSymbol)t.tsym);
duke@1 84 // FALLTHRU
duke@1 85 default:
duke@1 86 return new PrimitiveType(t.tsym.getQualifiedName().toString());
duke@1 87 }
duke@1 88 }
duke@1 89
duke@1 90 /**
duke@1 91 * Convert a list of javac types into an array of javadoc types.
duke@1 92 */
duke@1 93 public static com.sun.javadoc.Type[] getTypes(DocEnv env, List<Type> ts) {
duke@1 94 return getTypes(env, ts, new com.sun.javadoc.Type[ts.length()]);
duke@1 95 }
duke@1 96
duke@1 97 /**
duke@1 98 * Like the above version, but use and return the array given.
duke@1 99 */
duke@1 100 public static com.sun.javadoc.Type[] getTypes(DocEnv env, List<Type> ts,
duke@1 101 com.sun.javadoc.Type res[]) {
duke@1 102 int i = 0;
duke@1 103 for (Type t : ts) {
duke@1 104 res[i++] = getType(env, t);
duke@1 105 }
duke@1 106 return res;
duke@1 107 }
duke@1 108
duke@1 109 public static String getTypeName(Type t, boolean full) {
duke@1 110 switch (t.tag) {
duke@1 111 case ARRAY:
duke@1 112 StringBuffer dimension = new StringBuffer();
duke@1 113 while (t.tag == ARRAY) {
duke@1 114 dimension = dimension.append("[]");
duke@1 115 t = ((ArrayType)t).elemtype;
duke@1 116 }
duke@1 117 return getTypeName(t, full) + dimension;
duke@1 118 case CLASS:
duke@1 119 return ClassDocImpl.getClassName((ClassSymbol)t.tsym, full);
duke@1 120 default:
duke@1 121 return t.tsym.getQualifiedName().toString();
duke@1 122 }
duke@1 123 }
duke@1 124
duke@1 125 /**
duke@1 126 * Return the string representation of a type use. Bounds of type
duke@1 127 * variables are not included; bounds of wildcard types are.
duke@1 128 * Class names are qualified if "full" is true.
duke@1 129 */
duke@1 130 static String getTypeString(DocEnv env, Type t, boolean full) {
duke@1 131 switch (t.tag) {
duke@1 132 case ARRAY:
duke@1 133 StringBuffer dimension = new StringBuffer();
duke@1 134 while (t.tag == ARRAY) {
duke@1 135 dimension = dimension.append("[]");
duke@1 136 t = env.types.elemtype(t);
duke@1 137 }
duke@1 138 return getTypeString(env, t, full) + dimension;
duke@1 139 case CLASS:
duke@1 140 return ParameterizedTypeImpl.
duke@1 141 parameterizedTypeToString(env, (ClassType)t, full);
duke@1 142 case WILDCARD:
duke@1 143 Type.WildcardType a = (Type.WildcardType)t;
duke@1 144 return WildcardTypeImpl.wildcardTypeToString(env, a, full);
duke@1 145 default:
duke@1 146 return t.tsym.getQualifiedName().toString();
duke@1 147 }
duke@1 148 }
duke@1 149
duke@1 150 /**
duke@1 151 * Return the formal type parameters of a class or method as an
duke@1 152 * angle-bracketed string. Each parameter is a type variable with
duke@1 153 * optional bounds. Class names are qualified if "full" is true.
duke@1 154 * Return "" if there are no type parameters or we're hiding generics.
duke@1 155 */
duke@1 156 static String typeParametersString(DocEnv env, Symbol sym, boolean full) {
duke@1 157 if (env.legacyDoclet || sym.type.getTypeArguments().isEmpty()) {
duke@1 158 return "";
duke@1 159 }
duke@1 160 StringBuffer s = new StringBuffer();
duke@1 161 for (Type t : sym.type.getTypeArguments()) {
duke@1 162 s.append(s.length() == 0 ? "<" : ", ");
duke@1 163 s.append(TypeVariableImpl.typeVarToString(env, (TypeVar)t, full));
duke@1 164 }
duke@1 165 s.append(">");
duke@1 166 return s.toString();
duke@1 167 }
duke@1 168
duke@1 169 /**
duke@1 170 * Return the actual type arguments of a parameterized type as an
duke@1 171 * angle-bracketed string. Class name are qualified if "full" is true.
duke@1 172 * Return "" if there are no type arguments or we're hiding generics.
duke@1 173 */
duke@1 174 static String typeArgumentsString(DocEnv env, ClassType cl, boolean full) {
duke@1 175 if (env.legacyDoclet || cl.getTypeArguments().isEmpty()) {
duke@1 176 return "";
duke@1 177 }
duke@1 178 StringBuffer s = new StringBuffer();
duke@1 179 for (Type t : cl.getTypeArguments()) {
duke@1 180 s.append(s.length() == 0 ? "<" : ", ");
duke@1 181 s.append(getTypeString(env, t, full));
duke@1 182 }
duke@1 183 s.append(">");
duke@1 184 return s.toString();
duke@1 185 }
duke@1 186
duke@1 187
duke@1 188 private static class ArrayTypeImpl implements com.sun.javadoc.Type {
duke@1 189
duke@1 190 Type arrayType;
duke@1 191
duke@1 192 DocEnv env;
duke@1 193
duke@1 194 ArrayTypeImpl(DocEnv env, Type arrayType) {
duke@1 195 this.env = env;
duke@1 196 this.arrayType = arrayType;
duke@1 197 }
duke@1 198
duke@1 199 private com.sun.javadoc.Type skipArraysCache = null;
duke@1 200
duke@1 201 private com.sun.javadoc.Type skipArrays() {
duke@1 202 if (skipArraysCache == null) {
duke@1 203 Type t;
duke@1 204 for (t = arrayType; t.tag == ARRAY; t = env.types.elemtype(t)) { }
duke@1 205 skipArraysCache = TypeMaker.getType(env, t);
duke@1 206 }
duke@1 207 return skipArraysCache;
duke@1 208 }
duke@1 209
duke@1 210 /**
duke@1 211 * Return the type's dimension information, as a string.
duke@1 212 * <p>
duke@1 213 * For example, a two dimensional array of String returns '[][]'.
duke@1 214 */
duke@1 215 public String dimension() {
duke@1 216 StringBuffer dimension = new StringBuffer();
duke@1 217 for (Type t = arrayType; t.tag == ARRAY; t = env.types.elemtype(t)) {
duke@1 218 dimension = dimension.append("[]");
duke@1 219 }
duke@1 220 return dimension.toString();
duke@1 221 }
duke@1 222
duke@1 223 /**
duke@1 224 * Return unqualified name of type excluding any dimension information.
duke@1 225 * <p>
duke@1 226 * For example, a two dimensional array of String returns 'String'.
duke@1 227 */
duke@1 228 public String typeName() {
duke@1 229 return skipArrays().typeName();
duke@1 230 }
duke@1 231
duke@1 232 /**
duke@1 233 * Return qualified name of type excluding any dimension information.
duke@1 234 *<p>
duke@1 235 * For example, a two dimensional array of String
duke@1 236 * returns 'java.lang.String'.
duke@1 237 */
duke@1 238 public String qualifiedTypeName() {
duke@1 239 return skipArrays().qualifiedTypeName();
duke@1 240 }
duke@1 241
duke@1 242 /**
duke@1 243 * Return the simple name of this type excluding any dimension information.
duke@1 244 */
duke@1 245 public String simpleTypeName() {
duke@1 246 return skipArrays().simpleTypeName();
duke@1 247 }
duke@1 248
duke@1 249 /**
duke@1 250 * Return this type as a class. Array dimensions are ignored.
duke@1 251 *
duke@1 252 * @return a ClassDocImpl if the type is a Class.
duke@1 253 * Return null if it is a primitive type..
duke@1 254 */
duke@1 255 public ClassDoc asClassDoc() {
duke@1 256 return skipArrays().asClassDoc();
duke@1 257 }
duke@1 258
duke@1 259 /**
duke@1 260 * Return this type as a <code>ParameterizedType</code> if it
duke@1 261 * represents a parameterized type. Array dimensions are ignored.
duke@1 262 */
duke@1 263 public ParameterizedType asParameterizedType() {
duke@1 264 return skipArrays().asParameterizedType();
duke@1 265 }
duke@1 266
duke@1 267 /**
duke@1 268 * Return this type as a <code>TypeVariable</code> if it represents
duke@1 269 * a type variable. Array dimensions are ignored.
duke@1 270 */
duke@1 271 public TypeVariable asTypeVariable() {
duke@1 272 return skipArrays().asTypeVariable();
duke@1 273 }
duke@1 274
duke@1 275 /**
duke@1 276 * Return null, as there are no arrays of wildcard types.
duke@1 277 */
duke@1 278 public WildcardType asWildcardType() {
duke@1 279 return null;
duke@1 280 }
duke@1 281
duke@1 282 /**
duke@1 283 * Return this type as an <code>AnnotationTypeDoc</code> if it
duke@1 284 * represents an annotation type. Array dimensions are ignored.
duke@1 285 */
duke@1 286 public AnnotationTypeDoc asAnnotationTypeDoc() {
duke@1 287 return skipArrays().asAnnotationTypeDoc();
duke@1 288 }
duke@1 289
duke@1 290 /**
duke@1 291 * Return true if this is an array of a primitive type.
duke@1 292 */
duke@1 293 public boolean isPrimitive() {
duke@1 294 return skipArrays().isPrimitive();
duke@1 295 }
duke@1 296
duke@1 297 /**
duke@1 298 * Return a string representation of the type.
duke@1 299 *
duke@1 300 * Return name of type including any dimension information.
duke@1 301 * <p>
duke@1 302 * For example, a two dimensional array of String returns
duke@1 303 * <code>String[][]</code>.
duke@1 304 *
duke@1 305 * @return name of type including any dimension information.
duke@1 306 */
duke@1 307 public String toString() {
duke@1 308 return qualifiedTypeName() + dimension();
duke@1 309 }
duke@1 310 }
duke@1 311 }

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