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

Tue, 09 Oct 2012 19:10:00 -0700

author
jjg
date
Tue, 09 Oct 2012 19:10:00 -0700
changeset 1357
c75be5bc5283
parent 1326
30c36e23f154
child 1358
fc123bdeddb8
permissions
-rw-r--r--

8000663: clean up langtools imports
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 *
duke@1 46 * @since 1.2
duke@1 47 * @author Robert Field
duke@1 48 * @author Atul M Dambalkar
duke@1 49 * @author Neal Gafter (rewrite)
duke@1 50 */
jjg@197 51 public abstract class DocImpl implements Doc, Comparable<Object> {
duke@1 52
duke@1 53 /**
duke@1 54 * Doc environment
duke@1 55 */
duke@1 56 protected final DocEnv env; //### Rename this everywhere to 'docenv' ?
duke@1 57
duke@1 58 /**
duke@1 59 * The complex comment object, lazily initialized.
duke@1 60 */
duke@1 61 private Comment comment;
duke@1 62
duke@1 63 /**
duke@1 64 * The cached sort key, to take care of Natural Language Text sorting.
duke@1 65 */
duke@1 66 private CollationKey collationkey = null;
duke@1 67
duke@1 68 /**
duke@1 69 * Raw documentation string.
duke@1 70 */
duke@1 71 protected String documentation; // Accessed in PackageDocImpl, RootDocImpl
duke@1 72
duke@1 73 /**
duke@1 74 * Cached first sentence.
duke@1 75 */
duke@1 76 private Tag[] firstSentence;
duke@1 77
duke@1 78 /**
duke@1 79 * Cached inline tags.
duke@1 80 */
duke@1 81 private Tag[] inlineTags;
duke@1 82
duke@1 83 /**
duke@1 84 * Constructor.
duke@1 85 */
duke@1 86 DocImpl(DocEnv env, String documentation) {
duke@1 87 this.documentation = documentation;
duke@1 88 this.env = env;
duke@1 89 }
duke@1 90
duke@1 91 /**
duke@1 92 * So subclasses have the option to do lazy initialization of
duke@1 93 * "documentation" string.
duke@1 94 */
ksrini@1051 95 protected String documentation() {
duke@1 96 if (documentation == null) documentation = "";
duke@1 97 return documentation;
duke@1 98 }
duke@1 99
duke@1 100 /**
duke@1 101 * For lazy initialization of comment.
duke@1 102 */
duke@1 103 Comment comment() {
duke@1 104 if (comment == null) {
duke@1 105 comment = new Comment(this, documentation());
duke@1 106 }
duke@1 107 return comment;
duke@1 108 }
duke@1 109
duke@1 110 /**
duke@1 111 * Return the text of the comment for this doc item.
duke@1 112 * TagImpls have been removed.
duke@1 113 */
duke@1 114 public String commentText() {
duke@1 115 return comment().commentText();
duke@1 116 }
duke@1 117
duke@1 118 /**
duke@1 119 * Return all tags in this Doc item.
duke@1 120 *
duke@1 121 * @return an array of TagImpl containing all tags on this Doc item.
duke@1 122 */
duke@1 123 public Tag[] tags() {
duke@1 124 return comment().tags();
duke@1 125 }
duke@1 126
duke@1 127 /**
duke@1 128 * Return tags of the specified kind in this Doc item.
duke@1 129 *
duke@1 130 * @param tagname name of the tag kind to search for.
duke@1 131 * @return an array of TagImpl containing all tags whose 'kind()'
duke@1 132 * matches 'tagname'.
duke@1 133 */
duke@1 134 public Tag[] tags(String tagname) {
duke@1 135 return comment().tags(tagname);
duke@1 136 }
duke@1 137
duke@1 138 /**
duke@1 139 * Return the see also tags in this Doc item.
duke@1 140 *
jjg@1326 141 * @return an array of SeeTag containing all &#64;see tags.
duke@1 142 */
duke@1 143 public SeeTag[] seeTags() {
duke@1 144 return comment().seeTags();
duke@1 145 }
duke@1 146
duke@1 147 public Tag[] inlineTags() {
duke@1 148 if (inlineTags == null) {
duke@1 149 inlineTags = Comment.getInlineTags(this, commentText());
duke@1 150 }
duke@1 151 return inlineTags;
duke@1 152 }
duke@1 153
duke@1 154 public Tag[] firstSentenceTags() {
duke@1 155 if (firstSentence == null) {
duke@1 156 //Parse all sentences first to avoid duplicate warnings.
duke@1 157 inlineTags();
duke@1 158 try {
duke@1 159 env.setSilent(true);
duke@1 160 firstSentence = Comment.firstSentenceTags(this, commentText());
duke@1 161 } finally {
duke@1 162 env.setSilent(false);
duke@1 163 }
duke@1 164 }
duke@1 165 return firstSentence;
duke@1 166 }
duke@1 167
duke@1 168 /**
duke@1 169 * Utility for subclasses which read HTML documentation files.
duke@1 170 */
jjg@197 171 String readHTMLDocumentation(InputStream input, FileObject filename) throws IOException {
jjg@911 172 byte[] filecontents = new byte[input.available()];
jjg@911 173 try {
jjg@911 174 DataInputStream dataIn = new DataInputStream(input);
jjg@911 175 dataIn.readFully(filecontents);
jjg@911 176 } finally {
jjg@911 177 input.close();
jjg@911 178 }
duke@1 179 String encoding = env.getEncoding();
duke@1 180 String rawDoc = (encoding!=null)
duke@1 181 ? new String(filecontents, encoding)
duke@1 182 : new String(filecontents);
jjg@911 183 Pattern bodyPat = Pattern.compile("(?is).*<body\\b[^>]*>(.*)</body\\b.*");
jjg@911 184 Matcher m = bodyPat.matcher(rawDoc);
jjg@911 185 if (m.matches()) {
jjg@911 186 return m.group(1);
jjg@911 187 } else {
jjg@911 188 String key = rawDoc.matches("(?is).*<body\\b.*")
jjg@911 189 ? "javadoc.End_body_missing_from_html_file"
jjg@911 190 : "javadoc.Body_missing_from_html_file";
jjg@911 191 env.error(SourcePositionImpl.make(filename, Position.NOPOS, null), key);
duke@1 192 return "";
duke@1 193 }
duke@1 194 }
duke@1 195
duke@1 196 /**
duke@1 197 * Return the full unprocessed text of the comment. Tags
duke@1 198 * are included as text. Used mainly for store and retrieve
duke@1 199 * operations like internalization.
duke@1 200 */
duke@1 201 public String getRawCommentText() {
duke@1 202 return documentation();
duke@1 203 }
duke@1 204
duke@1 205 /**
duke@1 206 * Set the full unprocessed text of the comment. Tags
duke@1 207 * are included as text. Used mainly for store and retrieve
duke@1 208 * operations like internalization.
duke@1 209 */
duke@1 210 public void setRawCommentText(String rawDocumentation) {
duke@1 211 documentation = rawDocumentation;
duke@1 212 comment = null;
duke@1 213 }
duke@1 214
duke@1 215 /**
duke@1 216 * return a key for sorting.
duke@1 217 */
duke@1 218 CollationKey key() {
duke@1 219 if (collationkey == null) {
duke@1 220 collationkey = generateKey();
duke@1 221 }
duke@1 222 return collationkey;
duke@1 223 }
duke@1 224
duke@1 225 /**
duke@1 226 * Generate a key for sorting.
duke@1 227 * <p>
duke@1 228 * Default is name().
duke@1 229 */
duke@1 230 CollationKey generateKey() {
duke@1 231 String k = name();
duke@1 232 // System.out.println("COLLATION KEY FOR " + this + " is \"" + k + "\"");
duke@1 233 return env.doclocale.collator.getCollationKey(k);
duke@1 234 }
duke@1 235
duke@1 236 /**
duke@1 237 * Returns a string representation of this Doc item.
duke@1 238 */
jjg@911 239 @Override
duke@1 240 public String toString() {
duke@1 241 return qualifiedName();
duke@1 242 }
duke@1 243
duke@1 244 /**
duke@1 245 * Returns the name of this Doc item.
duke@1 246 *
duke@1 247 * @return the name
duke@1 248 */
duke@1 249 public abstract String name();
duke@1 250
duke@1 251 /**
duke@1 252 * Returns the qualified name of this Doc item.
duke@1 253 *
duke@1 254 * @return the name
duke@1 255 */
duke@1 256 public abstract String qualifiedName();
duke@1 257
duke@1 258 /**
duke@1 259 * Compares this Object with the specified Object for order. Returns a
duke@1 260 * negative integer, zero, or a positive integer as this Object is less
duke@1 261 * than, equal to, or greater than the given Object.
duke@1 262 * <p>
duke@1 263 * Included so that Doc item are java.lang.Comparable.
duke@1 264 *
duke@1 265 * @param o the <code>Object</code> to be compared.
duke@1 266 * @return a negative integer, zero, or a positive integer as this Object
duke@1 267 * is less than, equal to, or greater than the given Object.
duke@1 268 * @exception ClassCastException the specified Object's type prevents it
duke@1 269 * from being compared to this Object.
duke@1 270 */
duke@1 271 public int compareTo(Object obj) {
duke@1 272 // System.out.println("COMPARE \"" + this + "\" to \"" + obj + "\" = " + key().compareTo(((DocImpl)obj).key()));
duke@1 273 return key().compareTo(((DocImpl)obj).key());
duke@1 274 }
duke@1 275
duke@1 276 /**
duke@1 277 * Is this Doc item a field? False until overridden.
duke@1 278 *
duke@1 279 * @return true if it represents a field
duke@1 280 */
duke@1 281 public boolean isField() {
duke@1 282 return false;
duke@1 283 }
duke@1 284
duke@1 285 /**
duke@1 286 * Is this Doc item an enum constant? False until overridden.
duke@1 287 *
duke@1 288 * @return true if it represents an enum constant
duke@1 289 */
duke@1 290 public boolean isEnumConstant() {
duke@1 291 return false;
duke@1 292 }
duke@1 293
duke@1 294 /**
duke@1 295 * Is this Doc item a constructor? False until overridden.
duke@1 296 *
duke@1 297 * @return true if it represents a constructor
duke@1 298 */
duke@1 299 public boolean isConstructor() {
duke@1 300 return false;
duke@1 301 }
duke@1 302
duke@1 303 /**
duke@1 304 * Is this Doc item a method (but not a constructor or annotation
duke@1 305 * type element)?
duke@1 306 * False until overridden.
duke@1 307 *
duke@1 308 * @return true if it represents a method
duke@1 309 */
duke@1 310 public boolean isMethod() {
duke@1 311 return false;
duke@1 312 }
duke@1 313
duke@1 314 /**
duke@1 315 * Is this Doc item an annotation type element?
duke@1 316 * False until overridden.
duke@1 317 *
duke@1 318 * @return true if it represents an annotation type element
duke@1 319 */
duke@1 320 public boolean isAnnotationTypeElement() {
duke@1 321 return false;
duke@1 322 }
duke@1 323
duke@1 324 /**
duke@1 325 * Is this Doc item a interface (but not an annotation type)?
duke@1 326 * False until overridden.
duke@1 327 *
duke@1 328 * @return true if it represents a interface
duke@1 329 */
duke@1 330 public boolean isInterface() {
duke@1 331 return false;
duke@1 332 }
duke@1 333
duke@1 334 /**
duke@1 335 * Is this Doc item a exception class? False until overridden.
duke@1 336 *
duke@1 337 * @return true if it represents a exception
duke@1 338 */
duke@1 339 public boolean isException() {
duke@1 340 return false;
duke@1 341 }
duke@1 342
duke@1 343 /**
duke@1 344 * Is this Doc item a error class? False until overridden.
duke@1 345 *
duke@1 346 * @return true if it represents a error
duke@1 347 */
duke@1 348 public boolean isError() {
duke@1 349 return false;
duke@1 350 }
duke@1 351
duke@1 352 /**
duke@1 353 * Is this Doc item an enum type? False until overridden.
duke@1 354 *
duke@1 355 * @return true if it represents an enum type
duke@1 356 */
duke@1 357 public boolean isEnum() {
duke@1 358 return false;
duke@1 359 }
duke@1 360
duke@1 361 /**
duke@1 362 * Is this Doc item an annotation type? False until overridden.
duke@1 363 *
duke@1 364 * @return true if it represents an annotation type
duke@1 365 */
duke@1 366 public boolean isAnnotationType() {
duke@1 367 return false;
duke@1 368 }
duke@1 369
duke@1 370 /**
duke@1 371 * Is this Doc item an ordinary class (i.e. not an interface,
duke@1 372 * annotation type, enumeration, exception, or error)?
duke@1 373 * False until overridden.
duke@1 374 *
duke@1 375 * @return true if it represents an ordinary class
duke@1 376 */
duke@1 377 public boolean isOrdinaryClass() {
duke@1 378 return false;
duke@1 379 }
duke@1 380
duke@1 381 /**
duke@1 382 * Is this Doc item a class
duke@1 383 * (and not an interface or annotation type)?
duke@1 384 * This includes ordinary classes, enums, errors and exceptions.
duke@1 385 * False until overridden.
duke@1 386 *
duke@1 387 * @return true if it represents a class
duke@1 388 */
duke@1 389 public boolean isClass() {
duke@1 390 return false;
duke@1 391 }
duke@1 392
duke@1 393 /**
duke@1 394 * return true if this Doc is include in the active set.
duke@1 395 */
duke@1 396 public abstract boolean isIncluded();
duke@1 397
duke@1 398 /**
duke@1 399 * Return the source position of the entity, or null if
duke@1 400 * no position is available.
duke@1 401 */
duke@1 402 public SourcePosition position() { return null; }
duke@1 403 }

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