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

Wed, 10 Oct 2012 16:48:21 -0700

author
jjg
date
Wed, 10 Oct 2012 16:48:21 -0700
changeset 1359
25e14ad23cef
parent 1358
fc123bdeddb8
child 1443
cfde9737131e
permissions
-rw-r--r--

8000665: fix "internal API" comments on javadoc files
Reviewed-by: darcy

duke@1 1 /*
jjg@1326 2 * Copyright (c) 1997, 2012, 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@911 28 import java.io.DataInputStream;
jjg@1357 29 import java.io.IOException;
duke@1 30 import java.io.InputStream;
duke@1 31 import java.text.CollationKey;
jjg@1357 32 import java.util.regex.Matcher;
jjg@1357 33 import java.util.regex.Pattern;
jjg@1357 34
jjg@197 35 import javax.tools.FileObject;
jjg@197 36
jjg@197 37 import com.sun.javadoc.*;
duke@1 38 import com.sun.tools.javac.util.Position;
duke@1 39
duke@1 40 /**
duke@1 41 * abstract base class of all Doc classes. Doc item's are representations
duke@1 42 * of java language constructs (class, package, method,...) which have
duke@1 43 * comments and have been processed by this run of javadoc. All Doc items
duke@1 44 * are unique, that is, they are == comparable.
duke@1 45 *
jjg@1359 46 * <p><b>This is NOT part of any supported API.
jjg@1359 47 * If you write code that depends on this, you do so at your own risk.
jjg@1359 48 * This code and its internal interfaces are subject to change or
jjg@1359 49 * deletion without notice.</b>
jjg@1359 50 *
duke@1 51 * @since 1.2
duke@1 52 * @author Robert Field
duke@1 53 * @author Atul M Dambalkar
duke@1 54 * @author Neal Gafter (rewrite)
duke@1 55 */
jjg@197 56 public abstract class DocImpl implements Doc, Comparable<Object> {
duke@1 57
duke@1 58 /**
duke@1 59 * Doc environment
duke@1 60 */
duke@1 61 protected final DocEnv env; //### Rename this everywhere to 'docenv' ?
duke@1 62
duke@1 63 /**
duke@1 64 * The complex comment object, lazily initialized.
duke@1 65 */
duke@1 66 private Comment comment;
duke@1 67
duke@1 68 /**
duke@1 69 * The cached sort key, to take care of Natural Language Text sorting.
duke@1 70 */
duke@1 71 private CollationKey collationkey = null;
duke@1 72
duke@1 73 /**
duke@1 74 * Raw documentation string.
duke@1 75 */
duke@1 76 protected String documentation; // Accessed in PackageDocImpl, RootDocImpl
duke@1 77
duke@1 78 /**
duke@1 79 * Cached first sentence.
duke@1 80 */
duke@1 81 private Tag[] firstSentence;
duke@1 82
duke@1 83 /**
duke@1 84 * Cached inline tags.
duke@1 85 */
duke@1 86 private Tag[] inlineTags;
duke@1 87
duke@1 88 /**
duke@1 89 * Constructor.
duke@1 90 */
duke@1 91 DocImpl(DocEnv env, String documentation) {
duke@1 92 this.documentation = documentation;
duke@1 93 this.env = env;
duke@1 94 }
duke@1 95
duke@1 96 /**
duke@1 97 * So subclasses have the option to do lazy initialization of
duke@1 98 * "documentation" string.
duke@1 99 */
ksrini@1051 100 protected String documentation() {
duke@1 101 if (documentation == null) documentation = "";
duke@1 102 return documentation;
duke@1 103 }
duke@1 104
duke@1 105 /**
duke@1 106 * For lazy initialization of comment.
duke@1 107 */
duke@1 108 Comment comment() {
duke@1 109 if (comment == null) {
duke@1 110 comment = new Comment(this, documentation());
duke@1 111 }
duke@1 112 return comment;
duke@1 113 }
duke@1 114
duke@1 115 /**
duke@1 116 * Return the text of the comment for this doc item.
duke@1 117 * TagImpls have been removed.
duke@1 118 */
duke@1 119 public String commentText() {
duke@1 120 return comment().commentText();
duke@1 121 }
duke@1 122
duke@1 123 /**
duke@1 124 * Return all tags in this Doc item.
duke@1 125 *
duke@1 126 * @return an array of TagImpl containing all tags on this Doc item.
duke@1 127 */
duke@1 128 public Tag[] tags() {
duke@1 129 return comment().tags();
duke@1 130 }
duke@1 131
duke@1 132 /**
duke@1 133 * Return tags of the specified kind in this Doc item.
duke@1 134 *
duke@1 135 * @param tagname name of the tag kind to search for.
duke@1 136 * @return an array of TagImpl containing all tags whose 'kind()'
duke@1 137 * matches 'tagname'.
duke@1 138 */
duke@1 139 public Tag[] tags(String tagname) {
duke@1 140 return comment().tags(tagname);
duke@1 141 }
duke@1 142
duke@1 143 /**
duke@1 144 * Return the see also tags in this Doc item.
duke@1 145 *
jjg@1326 146 * @return an array of SeeTag containing all &#64;see tags.
duke@1 147 */
duke@1 148 public SeeTag[] seeTags() {
duke@1 149 return comment().seeTags();
duke@1 150 }
duke@1 151
duke@1 152 public Tag[] inlineTags() {
duke@1 153 if (inlineTags == null) {
duke@1 154 inlineTags = Comment.getInlineTags(this, commentText());
duke@1 155 }
duke@1 156 return inlineTags;
duke@1 157 }
duke@1 158
duke@1 159 public Tag[] firstSentenceTags() {
duke@1 160 if (firstSentence == null) {
duke@1 161 //Parse all sentences first to avoid duplicate warnings.
duke@1 162 inlineTags();
duke@1 163 try {
duke@1 164 env.setSilent(true);
duke@1 165 firstSentence = Comment.firstSentenceTags(this, commentText());
duke@1 166 } finally {
duke@1 167 env.setSilent(false);
duke@1 168 }
duke@1 169 }
duke@1 170 return firstSentence;
duke@1 171 }
duke@1 172
duke@1 173 /**
duke@1 174 * Utility for subclasses which read HTML documentation files.
duke@1 175 */
jjg@197 176 String readHTMLDocumentation(InputStream input, FileObject filename) throws IOException {
jjg@911 177 byte[] filecontents = new byte[input.available()];
jjg@911 178 try {
jjg@911 179 DataInputStream dataIn = new DataInputStream(input);
jjg@911 180 dataIn.readFully(filecontents);
jjg@911 181 } finally {
jjg@911 182 input.close();
jjg@911 183 }
duke@1 184 String encoding = env.getEncoding();
duke@1 185 String rawDoc = (encoding!=null)
duke@1 186 ? new String(filecontents, encoding)
duke@1 187 : new String(filecontents);
jjg@911 188 Pattern bodyPat = Pattern.compile("(?is).*<body\\b[^>]*>(.*)</body\\b.*");
jjg@911 189 Matcher m = bodyPat.matcher(rawDoc);
jjg@911 190 if (m.matches()) {
jjg@911 191 return m.group(1);
jjg@911 192 } else {
jjg@911 193 String key = rawDoc.matches("(?is).*<body\\b.*")
jjg@911 194 ? "javadoc.End_body_missing_from_html_file"
jjg@911 195 : "javadoc.Body_missing_from_html_file";
jjg@911 196 env.error(SourcePositionImpl.make(filename, Position.NOPOS, null), key);
duke@1 197 return "";
duke@1 198 }
duke@1 199 }
duke@1 200
duke@1 201 /**
duke@1 202 * Return the full unprocessed text of the comment. Tags
duke@1 203 * are included as text. Used mainly for store and retrieve
duke@1 204 * operations like internalization.
duke@1 205 */
duke@1 206 public String getRawCommentText() {
duke@1 207 return documentation();
duke@1 208 }
duke@1 209
duke@1 210 /**
duke@1 211 * Set the full unprocessed text of the comment. Tags
duke@1 212 * are included as text. Used mainly for store and retrieve
duke@1 213 * operations like internalization.
duke@1 214 */
duke@1 215 public void setRawCommentText(String rawDocumentation) {
duke@1 216 documentation = rawDocumentation;
duke@1 217 comment = null;
duke@1 218 }
duke@1 219
duke@1 220 /**
duke@1 221 * return a key for sorting.
duke@1 222 */
duke@1 223 CollationKey key() {
duke@1 224 if (collationkey == null) {
duke@1 225 collationkey = generateKey();
duke@1 226 }
duke@1 227 return collationkey;
duke@1 228 }
duke@1 229
duke@1 230 /**
duke@1 231 * Generate a key for sorting.
duke@1 232 * <p>
duke@1 233 * Default is name().
duke@1 234 */
duke@1 235 CollationKey generateKey() {
duke@1 236 String k = name();
duke@1 237 // System.out.println("COLLATION KEY FOR " + this + " is \"" + k + "\"");
duke@1 238 return env.doclocale.collator.getCollationKey(k);
duke@1 239 }
duke@1 240
duke@1 241 /**
duke@1 242 * Returns a string representation of this Doc item.
duke@1 243 */
jjg@911 244 @Override
duke@1 245 public String toString() {
duke@1 246 return qualifiedName();
duke@1 247 }
duke@1 248
duke@1 249 /**
duke@1 250 * Returns the name of this Doc item.
duke@1 251 *
duke@1 252 * @return the name
duke@1 253 */
duke@1 254 public abstract String name();
duke@1 255
duke@1 256 /**
duke@1 257 * Returns the qualified name of this Doc item.
duke@1 258 *
duke@1 259 * @return the name
duke@1 260 */
duke@1 261 public abstract String qualifiedName();
duke@1 262
duke@1 263 /**
duke@1 264 * Compares this Object with the specified Object for order. Returns a
duke@1 265 * negative integer, zero, or a positive integer as this Object is less
duke@1 266 * than, equal to, or greater than the given Object.
duke@1 267 * <p>
duke@1 268 * Included so that Doc item are java.lang.Comparable.
duke@1 269 *
jjg@1358 270 * @param obj the {@code Object} to be compared.
duke@1 271 * @return a negative integer, zero, or a positive integer as this Object
duke@1 272 * is less than, equal to, or greater than the given Object.
duke@1 273 * @exception ClassCastException the specified Object's type prevents it
duke@1 274 * from being compared to this Object.
duke@1 275 */
duke@1 276 public int compareTo(Object obj) {
duke@1 277 // System.out.println("COMPARE \"" + this + "\" to \"" + obj + "\" = " + key().compareTo(((DocImpl)obj).key()));
duke@1 278 return key().compareTo(((DocImpl)obj).key());
duke@1 279 }
duke@1 280
duke@1 281 /**
duke@1 282 * Is this Doc item a field? False until overridden.
duke@1 283 *
duke@1 284 * @return true if it represents a field
duke@1 285 */
duke@1 286 public boolean isField() {
duke@1 287 return false;
duke@1 288 }
duke@1 289
duke@1 290 /**
duke@1 291 * Is this Doc item an enum constant? False until overridden.
duke@1 292 *
duke@1 293 * @return true if it represents an enum constant
duke@1 294 */
duke@1 295 public boolean isEnumConstant() {
duke@1 296 return false;
duke@1 297 }
duke@1 298
duke@1 299 /**
duke@1 300 * Is this Doc item a constructor? False until overridden.
duke@1 301 *
duke@1 302 * @return true if it represents a constructor
duke@1 303 */
duke@1 304 public boolean isConstructor() {
duke@1 305 return false;
duke@1 306 }
duke@1 307
duke@1 308 /**
duke@1 309 * Is this Doc item a method (but not a constructor or annotation
duke@1 310 * type element)?
duke@1 311 * False until overridden.
duke@1 312 *
duke@1 313 * @return true if it represents a method
duke@1 314 */
duke@1 315 public boolean isMethod() {
duke@1 316 return false;
duke@1 317 }
duke@1 318
duke@1 319 /**
duke@1 320 * Is this Doc item an annotation type element?
duke@1 321 * False until overridden.
duke@1 322 *
duke@1 323 * @return true if it represents an annotation type element
duke@1 324 */
duke@1 325 public boolean isAnnotationTypeElement() {
duke@1 326 return false;
duke@1 327 }
duke@1 328
duke@1 329 /**
duke@1 330 * Is this Doc item a interface (but not an annotation type)?
duke@1 331 * False until overridden.
duke@1 332 *
duke@1 333 * @return true if it represents a interface
duke@1 334 */
duke@1 335 public boolean isInterface() {
duke@1 336 return false;
duke@1 337 }
duke@1 338
duke@1 339 /**
duke@1 340 * Is this Doc item a exception class? False until overridden.
duke@1 341 *
duke@1 342 * @return true if it represents a exception
duke@1 343 */
duke@1 344 public boolean isException() {
duke@1 345 return false;
duke@1 346 }
duke@1 347
duke@1 348 /**
duke@1 349 * Is this Doc item a error class? False until overridden.
duke@1 350 *
duke@1 351 * @return true if it represents a error
duke@1 352 */
duke@1 353 public boolean isError() {
duke@1 354 return false;
duke@1 355 }
duke@1 356
duke@1 357 /**
duke@1 358 * Is this Doc item an enum type? False until overridden.
duke@1 359 *
duke@1 360 * @return true if it represents an enum type
duke@1 361 */
duke@1 362 public boolean isEnum() {
duke@1 363 return false;
duke@1 364 }
duke@1 365
duke@1 366 /**
duke@1 367 * Is this Doc item an annotation type? False until overridden.
duke@1 368 *
duke@1 369 * @return true if it represents an annotation type
duke@1 370 */
duke@1 371 public boolean isAnnotationType() {
duke@1 372 return false;
duke@1 373 }
duke@1 374
duke@1 375 /**
duke@1 376 * Is this Doc item an ordinary class (i.e. not an interface,
duke@1 377 * annotation type, enumeration, exception, or error)?
duke@1 378 * False until overridden.
duke@1 379 *
duke@1 380 * @return true if it represents an ordinary class
duke@1 381 */
duke@1 382 public boolean isOrdinaryClass() {
duke@1 383 return false;
duke@1 384 }
duke@1 385
duke@1 386 /**
duke@1 387 * Is this Doc item a class
duke@1 388 * (and not an interface or annotation type)?
duke@1 389 * This includes ordinary classes, enums, errors and exceptions.
duke@1 390 * False until overridden.
duke@1 391 *
duke@1 392 * @return true if it represents a class
duke@1 393 */
duke@1 394 public boolean isClass() {
duke@1 395 return false;
duke@1 396 }
duke@1 397
duke@1 398 /**
duke@1 399 * return true if this Doc is include in the active set.
duke@1 400 */
duke@1 401 public abstract boolean isIncluded();
duke@1 402
duke@1 403 /**
duke@1 404 * Return the source position of the entity, or null if
duke@1 405 * no position is available.
duke@1 406 */
duke@1 407 public SourcePosition position() { return null; }
duke@1 408 }

mercurial