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

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

author
jjg
date
Wed, 10 Oct 2012 16:48:21 -0700
changeset 1359
25e14ad23cef
parent 1357
c75be5bc5283
child 1411
467f4f754368
permissions
-rw-r--r--

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

duke@1 1 /*
jjg@1357 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@1357 28 import java.io.PrintWriter; // Access to 'javac' output streams
duke@1 29 import java.text.MessageFormat;
jjg@1357 30 import java.util.MissingResourceException;
duke@1 31 import java.util.ResourceBundle;
duke@1 32
duke@1 33 import com.sun.javadoc.*;
duke@1 34 import com.sun.tools.javac.util.Context;
jjg@1357 35 import com.sun.tools.javac.util.Log;
duke@1 36
duke@1 37 /**
duke@1 38 * Utility for integrating with javadoc tools and for localization.
duke@1 39 * Handle Resources. Access to error and warning counts.
duke@1 40 * Message formatting.
duke@1 41 * <br>
duke@1 42 * Also provides implementation for DocErrorReporter.
duke@1 43 *
jjg@1359 44 * <p><b>This is NOT part of any supported API.
jjg@1359 45 * If you write code that depends on this, you do so at your own risk.
jjg@1359 46 * This code and its internal interfaces are subject to change or
jjg@1359 47 * deletion without notice.</b>
jjg@1359 48 *
duke@1 49 * @see java.util.ResourceBundle
duke@1 50 * @see java.text.MessageFormat
duke@1 51 * @author Neal Gafter (rewrite)
duke@1 52 */
duke@1 53 public class Messager extends Log implements DocErrorReporter {
duke@1 54
duke@1 55 /** Get the current messager, which is also the compiler log. */
duke@1 56 public static Messager instance0(Context context) {
duke@1 57 Log instance = context.get(logKey);
duke@1 58 if (instance == null || !(instance instanceof Messager))
duke@1 59 throw new InternalError("no messager instance!");
duke@1 60 return (Messager)instance;
duke@1 61 }
duke@1 62
jjg@893 63 public static void preRegister(Context context,
duke@1 64 final String programName) {
duke@1 65 context.put(logKey, new Context.Factory<Log>() {
jjg@893 66 public Log make(Context c) {
jjg@893 67 return new Messager(c,
duke@1 68 programName);
duke@1 69 }
duke@1 70 });
duke@1 71 }
jjg@893 72 public static void preRegister(Context context,
duke@1 73 final String programName,
duke@1 74 final PrintWriter errWriter,
duke@1 75 final PrintWriter warnWriter,
duke@1 76 final PrintWriter noticeWriter) {
duke@1 77 context.put(logKey, new Context.Factory<Log>() {
jjg@893 78 public Log make(Context c) {
jjg@893 79 return new Messager(c,
duke@1 80 programName,
duke@1 81 errWriter,
duke@1 82 warnWriter,
duke@1 83 noticeWriter);
duke@1 84 }
duke@1 85 });
duke@1 86 }
duke@1 87
duke@1 88 public class ExitJavadoc extends Error {
duke@1 89 private static final long serialVersionUID = 0;
duke@1 90 }
duke@1 91
jjg@584 92 final String programName;
duke@1 93
duke@1 94 private ResourceBundle messageRB = null;
duke@1 95
duke@1 96 /** The default writer for diagnostics
duke@1 97 */
duke@1 98 static final PrintWriter defaultErrWriter = new PrintWriter(System.err);
duke@1 99 static final PrintWriter defaultWarnWriter = new PrintWriter(System.err);
duke@1 100 static final PrintWriter defaultNoticeWriter = new PrintWriter(System.out);
duke@1 101
duke@1 102 /**
duke@1 103 * Constructor
duke@1 104 * @param programName Name of the program (for error messages).
duke@1 105 */
duke@1 106 protected Messager(Context context, String programName) {
duke@1 107 this(context, programName, defaultErrWriter, defaultWarnWriter, defaultNoticeWriter);
duke@1 108 }
duke@1 109
duke@1 110 /**
duke@1 111 * Constructor
duke@1 112 * @param programName Name of the program (for error messages).
duke@1 113 * @param errWriter Stream for error messages
duke@1 114 * @param warnWriter Stream for warnings
duke@1 115 * @param noticeWriter Stream for other messages
duke@1 116 */
jjg@198 117 @SuppressWarnings("deprecation")
duke@1 118 protected Messager(Context context,
duke@1 119 String programName,
duke@1 120 PrintWriter errWriter,
duke@1 121 PrintWriter warnWriter,
duke@1 122 PrintWriter noticeWriter) {
duke@1 123 super(context, errWriter, warnWriter, noticeWriter);
duke@1 124 this.programName = programName;
duke@1 125 }
duke@1 126
jjg@584 127 @Override
jjg@584 128 protected int getDefaultMaxErrors() {
jjg@584 129 return Integer.MAX_VALUE;
jjg@584 130 }
jjg@584 131
jjg@584 132 @Override
jjg@584 133 protected int getDefaultMaxWarnings() {
jjg@584 134 return Integer.MAX_VALUE;
jjg@584 135 }
jjg@584 136
duke@1 137 /**
duke@1 138 * Reset resource bundle, eg. locale has changed.
duke@1 139 */
duke@1 140 public void reset() {
duke@1 141 messageRB = null;
duke@1 142 }
duke@1 143
duke@1 144 /**
duke@1 145 * Get string from ResourceBundle, initialize ResourceBundle
duke@1 146 * if needed.
duke@1 147 */
duke@1 148 private String getString(String key) {
duke@1 149 if (messageRB == null) {
duke@1 150 try {
jjg@912 151 messageRB = ResourceBundle.getBundle(
duke@1 152 "com.sun.tools.javadoc.resources.javadoc");
duke@1 153 } catch (MissingResourceException e) {
duke@1 154 throw new Error("Fatal: Resource for javadoc is missing");
duke@1 155 }
duke@1 156 }
duke@1 157 return messageRB.getString(key);
duke@1 158 }
duke@1 159
duke@1 160 /**
duke@1 161 * get and format message string from resource
duke@1 162 *
duke@1 163 * @param key selects message from resource
duke@1 164 */
duke@1 165 String getText(String key) {
duke@1 166 return getText(key, (String)null);
duke@1 167 }
duke@1 168
duke@1 169 /**
duke@1 170 * get and format message string from resource
duke@1 171 *
duke@1 172 * @param key selects message from resource
duke@1 173 * @param a1 first argument
duke@1 174 */
duke@1 175 String getText(String key, String a1) {
duke@1 176 return getText(key, a1, null);
duke@1 177 }
duke@1 178
duke@1 179 /**
duke@1 180 * get and format message string from resource
duke@1 181 *
duke@1 182 * @param key selects message from resource
duke@1 183 * @param a1 first argument
duke@1 184 * @param a2 second argument
duke@1 185 */
duke@1 186 String getText(String key, String a1, String a2) {
duke@1 187 return getText(key, a1, a2, null);
duke@1 188 }
duke@1 189
duke@1 190 /**
duke@1 191 * get and format message string from resource
duke@1 192 *
duke@1 193 * @param key selects message from resource
duke@1 194 * @param a1 first argument
duke@1 195 * @param a2 second argument
duke@1 196 * @param a3 third argument
duke@1 197 */
duke@1 198 String getText(String key, String a1, String a2, String a3) {
duke@1 199 return getText(key, a1, a2, a3, null);
duke@1 200 }
duke@1 201
duke@1 202 /**
duke@1 203 * get and format message string from resource
duke@1 204 *
duke@1 205 * @param key selects message from resource
duke@1 206 * @param a1 first argument
duke@1 207 * @param a2 second argument
duke@1 208 * @param a3 third argument
duke@1 209 * @param a4 fourth argument
duke@1 210 */
duke@1 211 String getText(String key, String a1, String a2, String a3,
duke@1 212 String a4) {
duke@1 213 try {
duke@1 214 String message = getString(key);
duke@1 215 String[] args = new String[4];
duke@1 216 args[0] = a1;
duke@1 217 args[1] = a2;
duke@1 218 args[2] = a3;
duke@1 219 args[3] = a4;
duke@1 220 return MessageFormat.format(message, (Object[])args);
duke@1 221 } catch (MissingResourceException e) {
duke@1 222 return "********** Resource for javadoc is broken. There is no " +
duke@1 223 key + " key in resource.";
duke@1 224 }
duke@1 225 }
duke@1 226
duke@1 227 /**
duke@1 228 * Print error message, increment error count.
duke@1 229 * Part of DocErrorReporter.
duke@1 230 *
duke@1 231 * @param msg message to print
duke@1 232 */
duke@1 233 public void printError(String msg) {
duke@1 234 printError(null, msg);
duke@1 235 }
duke@1 236
duke@1 237 /**
duke@1 238 * Print error message, increment error count.
duke@1 239 * Part of DocErrorReporter.
duke@1 240 *
duke@1 241 * @param pos the position where the error occurs
duke@1 242 * @param msg message to print
duke@1 243 */
duke@1 244 public void printError(SourcePosition pos, String msg) {
jjg@584 245 if (nerrors < MaxErrors) {
jjg@584 246 String prefix = (pos == null) ? programName : pos.toString();
jjg@584 247 errWriter.println(prefix + ": " + getText("javadoc.error") + " - " + msg);
jjg@584 248 errWriter.flush();
jjg@584 249 prompt();
jjg@584 250 nerrors++;
jjg@584 251 }
duke@1 252 }
duke@1 253
duke@1 254 /**
duke@1 255 * Print warning message, increment warning count.
duke@1 256 * Part of DocErrorReporter.
duke@1 257 *
duke@1 258 * @param msg message to print
duke@1 259 */
duke@1 260 public void printWarning(String msg) {
duke@1 261 printWarning(null, msg);
duke@1 262 }
duke@1 263
duke@1 264 /**
duke@1 265 * Print warning message, increment warning count.
duke@1 266 * Part of DocErrorReporter.
duke@1 267 *
duke@1 268 * @param pos the position where the error occurs
duke@1 269 * @param msg message to print
duke@1 270 */
duke@1 271 public void printWarning(SourcePosition pos, String msg) {
jjg@584 272 if (nwarnings < MaxWarnings) {
jjg@584 273 String prefix = (pos == null) ? programName : pos.toString();
jjg@584 274 warnWriter.println(prefix + ": " + getText("javadoc.warning") +" - " + msg);
jjg@584 275 warnWriter.flush();
jjg@584 276 nwarnings++;
jjg@584 277 }
duke@1 278 }
duke@1 279
duke@1 280 /**
duke@1 281 * Print a message.
duke@1 282 * Part of DocErrorReporter.
duke@1 283 *
duke@1 284 * @param msg message to print
duke@1 285 */
duke@1 286 public void printNotice(String msg) {
duke@1 287 printNotice(null, msg);
duke@1 288 }
duke@1 289
duke@1 290 /**
duke@1 291 * Print a message.
duke@1 292 * Part of DocErrorReporter.
duke@1 293 *
duke@1 294 * @param pos the position where the error occurs
duke@1 295 * @param msg message to print
duke@1 296 */
duke@1 297 public void printNotice(SourcePosition pos, String msg) {
duke@1 298 if (pos == null)
duke@1 299 noticeWriter.println(msg);
duke@1 300 else
duke@1 301 noticeWriter.println(pos + ": " + msg);
duke@1 302 noticeWriter.flush();
duke@1 303 }
duke@1 304
duke@1 305 /**
duke@1 306 * Print error message, increment error count.
duke@1 307 *
duke@1 308 * @param key selects message from resource
duke@1 309 */
duke@1 310 public void error(SourcePosition pos, String key) {
duke@1 311 printError(pos, getText(key));
duke@1 312 }
duke@1 313
duke@1 314 /**
duke@1 315 * Print error message, increment error count.
duke@1 316 *
duke@1 317 * @param key selects message from resource
duke@1 318 * @param a1 first argument
duke@1 319 */
duke@1 320 public void error(SourcePosition pos, String key, String a1) {
duke@1 321 printError(pos, getText(key, a1));
duke@1 322 }
duke@1 323
duke@1 324 /**
duke@1 325 * Print error message, increment error count.
duke@1 326 *
duke@1 327 * @param key selects message from resource
duke@1 328 * @param a1 first argument
duke@1 329 * @param a2 second argument
duke@1 330 */
duke@1 331 public void error(SourcePosition pos, String key, String a1, String a2) {
duke@1 332 printError(pos, getText(key, a1, a2));
duke@1 333 }
duke@1 334
duke@1 335 /**
duke@1 336 * Print error message, increment error count.
duke@1 337 *
duke@1 338 * @param key selects message from resource
duke@1 339 * @param a1 first argument
duke@1 340 * @param a2 second argument
duke@1 341 * @param a3 third argument
duke@1 342 */
duke@1 343 public void error(SourcePosition pos, String key, String a1, String a2, String a3) {
duke@1 344 printError(pos, getText(key, a1, a2, a3));
duke@1 345 }
duke@1 346
duke@1 347 /**
duke@1 348 * Print warning message, increment warning count.
duke@1 349 *
duke@1 350 * @param key selects message from resource
duke@1 351 */
duke@1 352 public void warning(SourcePosition pos, String key) {
duke@1 353 printWarning(pos, getText(key));
duke@1 354 }
duke@1 355
duke@1 356 /**
duke@1 357 * Print warning message, increment warning count.
duke@1 358 *
duke@1 359 * @param key selects message from resource
duke@1 360 * @param a1 first argument
duke@1 361 */
duke@1 362 public void warning(SourcePosition pos, String key, String a1) {
duke@1 363 printWarning(pos, getText(key, a1));
duke@1 364 }
duke@1 365
duke@1 366 /**
duke@1 367 * Print warning message, increment warning count.
duke@1 368 *
duke@1 369 * @param key selects message from resource
duke@1 370 * @param a1 first argument
duke@1 371 * @param a2 second argument
duke@1 372 */
duke@1 373 public void warning(SourcePosition pos, String key, String a1, String a2) {
duke@1 374 printWarning(pos, getText(key, a1, a2));
duke@1 375 }
duke@1 376
duke@1 377 /**
duke@1 378 * Print warning message, increment warning count.
duke@1 379 *
duke@1 380 * @param key selects message from resource
duke@1 381 * @param a1 first argument
duke@1 382 * @param a2 second argument
duke@1 383 * @param a3 third argument
duke@1 384 */
duke@1 385 public void warning(SourcePosition pos, String key, String a1, String a2, String a3) {
duke@1 386 printWarning(pos, getText(key, a1, a2, a3));
duke@1 387 }
duke@1 388
duke@1 389 /**
duke@1 390 * Print warning message, increment warning count.
duke@1 391 *
duke@1 392 * @param key selects message from resource
duke@1 393 * @param a1 first argument
duke@1 394 * @param a2 second argument
duke@1 395 * @param a3 third argument
duke@1 396 */
duke@1 397 public void warning(SourcePosition pos, String key, String a1, String a2, String a3,
duke@1 398 String a4) {
duke@1 399 printWarning(pos, getText(key, a1, a2, a3, a4));
duke@1 400 }
duke@1 401
duke@1 402 /**
duke@1 403 * Print a message.
duke@1 404 *
duke@1 405 * @param key selects message from resource
duke@1 406 */
duke@1 407 public void notice(String key) {
duke@1 408 printNotice(getText(key));
duke@1 409 }
duke@1 410
duke@1 411 /**
duke@1 412 * Print a message.
duke@1 413 *
duke@1 414 * @param key selects message from resource
duke@1 415 * @param a1 first argument
duke@1 416 */
duke@1 417 public void notice(String key, String a1) {
duke@1 418 printNotice(getText(key, a1));
duke@1 419 }
duke@1 420
duke@1 421 /**
duke@1 422 * Print a message.
duke@1 423 *
duke@1 424 * @param key selects message from resource
duke@1 425 * @param a1 first argument
duke@1 426 * @param a2 second argument
duke@1 427 */
duke@1 428 public void notice(String key, String a1, String a2) {
duke@1 429 printNotice(getText(key, a1, a2));
duke@1 430 }
duke@1 431
duke@1 432 /**
duke@1 433 * Print a message.
duke@1 434 *
duke@1 435 * @param key selects message from resource
duke@1 436 * @param a1 first argument
duke@1 437 * @param a2 second argument
duke@1 438 * @param a3 third argument
duke@1 439 */
duke@1 440 public void notice(String key, String a1, String a2, String a3) {
duke@1 441 printNotice(getText(key, a1, a2, a3));
duke@1 442 }
duke@1 443
duke@1 444 /**
duke@1 445 * Return total number of errors, including those recorded
duke@1 446 * in the compilation log.
duke@1 447 */
duke@1 448 public int nerrors() { return nerrors; }
duke@1 449
duke@1 450 /**
duke@1 451 * Return total number of warnings, including those recorded
duke@1 452 * in the compilation log.
duke@1 453 */
duke@1 454 public int nwarnings() { return nwarnings; }
duke@1 455
duke@1 456 /**
duke@1 457 * Print exit message.
duke@1 458 */
duke@1 459 public void exitNotice() {
duke@1 460 if (nerrors > 0) {
duke@1 461 notice((nerrors > 1) ? "main.errors" : "main.error",
duke@1 462 "" + nerrors);
duke@1 463 }
duke@1 464 if (nwarnings > 0) {
duke@1 465 notice((nwarnings > 1) ? "main.warnings" : "main.warning",
duke@1 466 "" + nwarnings);
duke@1 467 }
duke@1 468 }
duke@1 469
duke@1 470 /**
duke@1 471 * Force program exit, e.g., from a fatal error.
duke@1 472 * <p>
duke@1 473 * TODO: This method does not really belong here.
duke@1 474 */
duke@1 475 public void exit() {
duke@1 476 throw new ExitJavadoc();
duke@1 477 }
duke@1 478
duke@1 479 }

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