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

Tue, 23 Nov 2010 13:32:29 -0800

author
jjg
date
Tue, 23 Nov 2010 13:32:29 -0800
changeset 754
285896f2227a
parent 584
d1ea43cb71c1
child 798
4868a36f6fd8
permissions
-rw-r--r--

6942366: javadoc no longer inherits doc from sourcepath
Reviewed-by: mcimadamore

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 java.io.PrintWriter;
duke@1 29 import java.text.MessageFormat;
duke@1 30 import java.util.ResourceBundle;
duke@1 31 import java.util.MissingResourceException;
duke@1 32
duke@1 33 import com.sun.javadoc.*;
duke@1 34
duke@1 35 import com.sun.tools.javac.util.Context;
duke@1 36
duke@1 37 import com.sun.tools.javac.util.Log; // Access to 'javac' output streams
duke@1 38
duke@1 39 /**
duke@1 40 * Utility for integrating with javadoc tools and for localization.
duke@1 41 * Handle Resources. Access to error and warning counts.
duke@1 42 * Message formatting.
duke@1 43 * <br>
duke@1 44 * Also provides implementation for DocErrorReporter.
duke@1 45 *
duke@1 46 * @see java.util.ResourceBundle
duke@1 47 * @see java.text.MessageFormat
duke@1 48 * @author Neal Gafter (rewrite)
duke@1 49 */
duke@1 50 public class Messager extends Log implements DocErrorReporter {
duke@1 51
duke@1 52 /** Get the current messager, which is also the compiler log. */
duke@1 53 public static Messager instance0(Context context) {
duke@1 54 Log instance = context.get(logKey);
duke@1 55 if (instance == null || !(instance instanceof Messager))
duke@1 56 throw new InternalError("no messager instance!");
duke@1 57 return (Messager)instance;
duke@1 58 }
duke@1 59
duke@1 60 public static void preRegister(final Context context,
duke@1 61 final String programName) {
duke@1 62 context.put(logKey, new Context.Factory<Log>() {
duke@1 63 public Log make() {
duke@1 64 return new Messager(context,
duke@1 65 programName);
duke@1 66 }
duke@1 67 });
duke@1 68 }
duke@1 69 public static void preRegister(final Context context,
duke@1 70 final String programName,
duke@1 71 final PrintWriter errWriter,
duke@1 72 final PrintWriter warnWriter,
duke@1 73 final PrintWriter noticeWriter) {
duke@1 74 context.put(logKey, new Context.Factory<Log>() {
duke@1 75 public Log make() {
duke@1 76 return new Messager(context,
duke@1 77 programName,
duke@1 78 errWriter,
duke@1 79 warnWriter,
duke@1 80 noticeWriter);
duke@1 81 }
duke@1 82 });
duke@1 83 }
duke@1 84
duke@1 85 public class ExitJavadoc extends Error {
duke@1 86 private static final long serialVersionUID = 0;
duke@1 87 }
duke@1 88
jjg@584 89 final String programName;
duke@1 90
duke@1 91 private ResourceBundle messageRB = null;
duke@1 92
duke@1 93 /** The default writer for diagnostics
duke@1 94 */
duke@1 95 static final PrintWriter defaultErrWriter = new PrintWriter(System.err);
duke@1 96 static final PrintWriter defaultWarnWriter = new PrintWriter(System.err);
duke@1 97 static final PrintWriter defaultNoticeWriter = new PrintWriter(System.out);
duke@1 98
duke@1 99 /**
duke@1 100 * Constructor
duke@1 101 * @param programName Name of the program (for error messages).
duke@1 102 */
duke@1 103 protected Messager(Context context, String programName) {
duke@1 104 this(context, programName, defaultErrWriter, defaultWarnWriter, defaultNoticeWriter);
duke@1 105 }
duke@1 106
duke@1 107 /**
duke@1 108 * Constructor
duke@1 109 * @param programName Name of the program (for error messages).
duke@1 110 * @param errWriter Stream for error messages
duke@1 111 * @param warnWriter Stream for warnings
duke@1 112 * @param noticeWriter Stream for other messages
duke@1 113 */
jjg@198 114 @SuppressWarnings("deprecation")
duke@1 115 protected Messager(Context context,
duke@1 116 String programName,
duke@1 117 PrintWriter errWriter,
duke@1 118 PrintWriter warnWriter,
duke@1 119 PrintWriter noticeWriter) {
duke@1 120 super(context, errWriter, warnWriter, noticeWriter);
duke@1 121 this.programName = programName;
duke@1 122 }
duke@1 123
jjg@584 124 @Override
jjg@584 125 protected int getDefaultMaxErrors() {
jjg@584 126 return Integer.MAX_VALUE;
jjg@584 127 }
jjg@584 128
jjg@584 129 @Override
jjg@584 130 protected int getDefaultMaxWarnings() {
jjg@584 131 return Integer.MAX_VALUE;
jjg@584 132 }
jjg@584 133
duke@1 134 /**
duke@1 135 * Reset resource bundle, eg. locale has changed.
duke@1 136 */
duke@1 137 public void reset() {
duke@1 138 messageRB = null;
duke@1 139 }
duke@1 140
duke@1 141 /**
duke@1 142 * Get string from ResourceBundle, initialize ResourceBundle
duke@1 143 * if needed.
duke@1 144 */
duke@1 145 private String getString(String key) {
duke@1 146 ResourceBundle messageRB = this.messageRB;
duke@1 147 if (messageRB == null) {
duke@1 148 try {
duke@1 149 this.messageRB = messageRB =
duke@1 150 ResourceBundle.getBundle(
duke@1 151 "com.sun.tools.javadoc.resources.javadoc");
duke@1 152 } catch (MissingResourceException e) {
duke@1 153 throw new Error("Fatal: Resource for javadoc is missing");
duke@1 154 }
duke@1 155 }
duke@1 156 return messageRB.getString(key);
duke@1 157 }
duke@1 158
duke@1 159 /**
duke@1 160 * get and format message string from resource
duke@1 161 *
duke@1 162 * @param key selects message from resource
duke@1 163 */
duke@1 164 String getText(String key) {
duke@1 165 return getText(key, (String)null);
duke@1 166 }
duke@1 167
duke@1 168 /**
duke@1 169 * get and format message string from resource
duke@1 170 *
duke@1 171 * @param key selects message from resource
duke@1 172 * @param a1 first argument
duke@1 173 */
duke@1 174 String getText(String key, String a1) {
duke@1 175 return getText(key, a1, null);
duke@1 176 }
duke@1 177
duke@1 178 /**
duke@1 179 * get and format message string from resource
duke@1 180 *
duke@1 181 * @param key selects message from resource
duke@1 182 * @param a1 first argument
duke@1 183 * @param a2 second argument
duke@1 184 */
duke@1 185 String getText(String key, String a1, String a2) {
duke@1 186 return getText(key, a1, a2, null);
duke@1 187 }
duke@1 188
duke@1 189 /**
duke@1 190 * get and format message string from resource
duke@1 191 *
duke@1 192 * @param key selects message from resource
duke@1 193 * @param a1 first argument
duke@1 194 * @param a2 second argument
duke@1 195 * @param a3 third argument
duke@1 196 */
duke@1 197 String getText(String key, String a1, String a2, String a3) {
duke@1 198 return getText(key, a1, a2, a3, null);
duke@1 199 }
duke@1 200
duke@1 201 /**
duke@1 202 * get and format message string from resource
duke@1 203 *
duke@1 204 * @param key selects message from resource
duke@1 205 * @param a1 first argument
duke@1 206 * @param a2 second argument
duke@1 207 * @param a3 third argument
duke@1 208 * @param a4 fourth argument
duke@1 209 */
duke@1 210 String getText(String key, String a1, String a2, String a3,
duke@1 211 String a4) {
duke@1 212 try {
duke@1 213 String message = getString(key);
duke@1 214 String[] args = new String[4];
duke@1 215 args[0] = a1;
duke@1 216 args[1] = a2;
duke@1 217 args[2] = a3;
duke@1 218 args[3] = a4;
duke@1 219 return MessageFormat.format(message, (Object[])args);
duke@1 220 } catch (MissingResourceException e) {
duke@1 221 return "********** Resource for javadoc is broken. There is no " +
duke@1 222 key + " key in resource.";
duke@1 223 }
duke@1 224 }
duke@1 225
duke@1 226 /**
duke@1 227 * Print error message, increment error count.
duke@1 228 * Part of DocErrorReporter.
duke@1 229 *
duke@1 230 * @param msg message to print
duke@1 231 */
duke@1 232 public void printError(String msg) {
duke@1 233 printError(null, msg);
duke@1 234 }
duke@1 235
duke@1 236 /**
duke@1 237 * Print error message, increment error count.
duke@1 238 * Part of DocErrorReporter.
duke@1 239 *
duke@1 240 * @param pos the position where the error occurs
duke@1 241 * @param msg message to print
duke@1 242 */
duke@1 243 public void printError(SourcePosition pos, String msg) {
jjg@584 244 if (nerrors < MaxErrors) {
jjg@584 245 String prefix = (pos == null) ? programName : pos.toString();
jjg@584 246 errWriter.println(prefix + ": " + getText("javadoc.error") + " - " + msg);
jjg@584 247 errWriter.flush();
jjg@584 248 prompt();
jjg@584 249 nerrors++;
jjg@584 250 }
duke@1 251 }
duke@1 252
duke@1 253 /**
duke@1 254 * Print warning message, increment warning count.
duke@1 255 * Part of DocErrorReporter.
duke@1 256 *
duke@1 257 * @param msg message to print
duke@1 258 */
duke@1 259 public void printWarning(String msg) {
duke@1 260 printWarning(null, msg);
duke@1 261 }
duke@1 262
duke@1 263 /**
duke@1 264 * Print warning message, increment warning count.
duke@1 265 * Part of DocErrorReporter.
duke@1 266 *
duke@1 267 * @param pos the position where the error occurs
duke@1 268 * @param msg message to print
duke@1 269 */
duke@1 270 public void printWarning(SourcePosition pos, String msg) {
jjg@584 271 if (nwarnings < MaxWarnings) {
jjg@584 272 String prefix = (pos == null) ? programName : pos.toString();
jjg@584 273 warnWriter.println(prefix + ": " + getText("javadoc.warning") +" - " + msg);
jjg@584 274 warnWriter.flush();
jjg@584 275 nwarnings++;
jjg@584 276 }
duke@1 277 }
duke@1 278
duke@1 279 /**
duke@1 280 * Print a message.
duke@1 281 * Part of DocErrorReporter.
duke@1 282 *
duke@1 283 * @param msg message to print
duke@1 284 */
duke@1 285 public void printNotice(String msg) {
duke@1 286 printNotice(null, msg);
duke@1 287 }
duke@1 288
duke@1 289 /**
duke@1 290 * Print a message.
duke@1 291 * Part of DocErrorReporter.
duke@1 292 *
duke@1 293 * @param pos the position where the error occurs
duke@1 294 * @param msg message to print
duke@1 295 */
duke@1 296 public void printNotice(SourcePosition pos, String msg) {
duke@1 297 if (pos == null)
duke@1 298 noticeWriter.println(msg);
duke@1 299 else
duke@1 300 noticeWriter.println(pos + ": " + msg);
duke@1 301 noticeWriter.flush();
duke@1 302 }
duke@1 303
duke@1 304 /**
duke@1 305 * Print error message, increment error count.
duke@1 306 *
duke@1 307 * @param key selects message from resource
duke@1 308 */
duke@1 309 public void error(SourcePosition pos, String key) {
duke@1 310 printError(pos, getText(key));
duke@1 311 }
duke@1 312
duke@1 313 /**
duke@1 314 * Print error message, increment error count.
duke@1 315 *
duke@1 316 * @param key selects message from resource
duke@1 317 * @param a1 first argument
duke@1 318 */
duke@1 319 public void error(SourcePosition pos, String key, String a1) {
duke@1 320 printError(pos, getText(key, a1));
duke@1 321 }
duke@1 322
duke@1 323 /**
duke@1 324 * Print error message, increment error count.
duke@1 325 *
duke@1 326 * @param key selects message from resource
duke@1 327 * @param a1 first argument
duke@1 328 * @param a2 second argument
duke@1 329 */
duke@1 330 public void error(SourcePosition pos, String key, String a1, String a2) {
duke@1 331 printError(pos, getText(key, a1, a2));
duke@1 332 }
duke@1 333
duke@1 334 /**
duke@1 335 * Print error message, increment error count.
duke@1 336 *
duke@1 337 * @param key selects message from resource
duke@1 338 * @param a1 first argument
duke@1 339 * @param a2 second argument
duke@1 340 * @param a3 third argument
duke@1 341 */
duke@1 342 public void error(SourcePosition pos, String key, String a1, String a2, String a3) {
duke@1 343 printError(pos, getText(key, a1, a2, a3));
duke@1 344 }
duke@1 345
duke@1 346 /**
duke@1 347 * Print warning message, increment warning count.
duke@1 348 *
duke@1 349 * @param key selects message from resource
duke@1 350 */
duke@1 351 public void warning(SourcePosition pos, String key) {
duke@1 352 printWarning(pos, getText(key));
duke@1 353 }
duke@1 354
duke@1 355 /**
duke@1 356 * Print warning message, increment warning count.
duke@1 357 *
duke@1 358 * @param key selects message from resource
duke@1 359 * @param a1 first argument
duke@1 360 */
duke@1 361 public void warning(SourcePosition pos, String key, String a1) {
duke@1 362 printWarning(pos, getText(key, a1));
duke@1 363 }
duke@1 364
duke@1 365 /**
duke@1 366 * Print warning message, increment warning count.
duke@1 367 *
duke@1 368 * @param key selects message from resource
duke@1 369 * @param a1 first argument
duke@1 370 * @param a2 second argument
duke@1 371 */
duke@1 372 public void warning(SourcePosition pos, String key, String a1, String a2) {
duke@1 373 printWarning(pos, getText(key, a1, a2));
duke@1 374 }
duke@1 375
duke@1 376 /**
duke@1 377 * Print warning message, increment warning count.
duke@1 378 *
duke@1 379 * @param key selects message from resource
duke@1 380 * @param a1 first argument
duke@1 381 * @param a2 second argument
duke@1 382 * @param a3 third argument
duke@1 383 */
duke@1 384 public void warning(SourcePosition pos, String key, String a1, String a2, String a3) {
duke@1 385 printWarning(pos, getText(key, a1, a2, a3));
duke@1 386 }
duke@1 387
duke@1 388 /**
duke@1 389 * Print warning message, increment warning count.
duke@1 390 *
duke@1 391 * @param key selects message from resource
duke@1 392 * @param a1 first argument
duke@1 393 * @param a2 second argument
duke@1 394 * @param a3 third argument
duke@1 395 */
duke@1 396 public void warning(SourcePosition pos, String key, String a1, String a2, String a3,
duke@1 397 String a4) {
duke@1 398 printWarning(pos, getText(key, a1, a2, a3, a4));
duke@1 399 }
duke@1 400
duke@1 401 /**
duke@1 402 * Print a message.
duke@1 403 *
duke@1 404 * @param key selects message from resource
duke@1 405 */
duke@1 406 public void notice(String key) {
duke@1 407 printNotice(getText(key));
duke@1 408 }
duke@1 409
duke@1 410 /**
duke@1 411 * Print a message.
duke@1 412 *
duke@1 413 * @param key selects message from resource
duke@1 414 * @param a1 first argument
duke@1 415 */
duke@1 416 public void notice(String key, String a1) {
duke@1 417 printNotice(getText(key, a1));
duke@1 418 }
duke@1 419
duke@1 420 /**
duke@1 421 * Print a message.
duke@1 422 *
duke@1 423 * @param key selects message from resource
duke@1 424 * @param a1 first argument
duke@1 425 * @param a2 second argument
duke@1 426 */
duke@1 427 public void notice(String key, String a1, String a2) {
duke@1 428 printNotice(getText(key, a1, a2));
duke@1 429 }
duke@1 430
duke@1 431 /**
duke@1 432 * Print a message.
duke@1 433 *
duke@1 434 * @param key selects message from resource
duke@1 435 * @param a1 first argument
duke@1 436 * @param a2 second argument
duke@1 437 * @param a3 third argument
duke@1 438 */
duke@1 439 public void notice(String key, String a1, String a2, String a3) {
duke@1 440 printNotice(getText(key, a1, a2, a3));
duke@1 441 }
duke@1 442
duke@1 443 /**
duke@1 444 * Return total number of errors, including those recorded
duke@1 445 * in the compilation log.
duke@1 446 */
duke@1 447 public int nerrors() { return nerrors; }
duke@1 448
duke@1 449 /**
duke@1 450 * Return total number of warnings, including those recorded
duke@1 451 * in the compilation log.
duke@1 452 */
duke@1 453 public int nwarnings() { return nwarnings; }
duke@1 454
duke@1 455 /**
duke@1 456 * Print exit message.
duke@1 457 */
duke@1 458 public void exitNotice() {
duke@1 459 int nerrors = nerrors();
duke@1 460 int nwarnings = nwarnings();
duke@1 461 if (nerrors > 0) {
duke@1 462 notice((nerrors > 1) ? "main.errors" : "main.error",
duke@1 463 "" + nerrors);
duke@1 464 }
duke@1 465 if (nwarnings > 0) {
duke@1 466 notice((nwarnings > 1) ? "main.warnings" : "main.warning",
duke@1 467 "" + nwarnings);
duke@1 468 }
duke@1 469 }
duke@1 470
duke@1 471 /**
duke@1 472 * Force program exit, e.g., from a fatal error.
duke@1 473 * <p>
duke@1 474 * TODO: This method does not really belong here.
duke@1 475 */
duke@1 476 public void exit() {
duke@1 477 throw new ExitJavadoc();
duke@1 478 }
duke@1 479
duke@1 480 }

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