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

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

author
jjg
date
Tue, 09 Oct 2012 19:10:00 -0700
changeset 1357
c75be5bc5283
parent 912
5e6c661891da
child 1359
25e14ad23cef
permissions
-rw-r--r--

8000663: clean up langtools imports
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 *
duke@1 44 * @see java.util.ResourceBundle
duke@1 45 * @see java.text.MessageFormat
duke@1 46 * @author Neal Gafter (rewrite)
duke@1 47 */
duke@1 48 public class Messager extends Log implements DocErrorReporter {
duke@1 49
duke@1 50 /** Get the current messager, which is also the compiler log. */
duke@1 51 public static Messager instance0(Context context) {
duke@1 52 Log instance = context.get(logKey);
duke@1 53 if (instance == null || !(instance instanceof Messager))
duke@1 54 throw new InternalError("no messager instance!");
duke@1 55 return (Messager)instance;
duke@1 56 }
duke@1 57
jjg@893 58 public static void preRegister(Context context,
duke@1 59 final String programName) {
duke@1 60 context.put(logKey, new Context.Factory<Log>() {
jjg@893 61 public Log make(Context c) {
jjg@893 62 return new Messager(c,
duke@1 63 programName);
duke@1 64 }
duke@1 65 });
duke@1 66 }
jjg@893 67 public static void preRegister(Context context,
duke@1 68 final String programName,
duke@1 69 final PrintWriter errWriter,
duke@1 70 final PrintWriter warnWriter,
duke@1 71 final PrintWriter noticeWriter) {
duke@1 72 context.put(logKey, new Context.Factory<Log>() {
jjg@893 73 public Log make(Context c) {
jjg@893 74 return new Messager(c,
duke@1 75 programName,
duke@1 76 errWriter,
duke@1 77 warnWriter,
duke@1 78 noticeWriter);
duke@1 79 }
duke@1 80 });
duke@1 81 }
duke@1 82
duke@1 83 public class ExitJavadoc extends Error {
duke@1 84 private static final long serialVersionUID = 0;
duke@1 85 }
duke@1 86
jjg@584 87 final String programName;
duke@1 88
duke@1 89 private ResourceBundle messageRB = null;
duke@1 90
duke@1 91 /** The default writer for diagnostics
duke@1 92 */
duke@1 93 static final PrintWriter defaultErrWriter = new PrintWriter(System.err);
duke@1 94 static final PrintWriter defaultWarnWriter = new PrintWriter(System.err);
duke@1 95 static final PrintWriter defaultNoticeWriter = new PrintWriter(System.out);
duke@1 96
duke@1 97 /**
duke@1 98 * Constructor
duke@1 99 * @param programName Name of the program (for error messages).
duke@1 100 */
duke@1 101 protected Messager(Context context, String programName) {
duke@1 102 this(context, programName, defaultErrWriter, defaultWarnWriter, defaultNoticeWriter);
duke@1 103 }
duke@1 104
duke@1 105 /**
duke@1 106 * Constructor
duke@1 107 * @param programName Name of the program (for error messages).
duke@1 108 * @param errWriter Stream for error messages
duke@1 109 * @param warnWriter Stream for warnings
duke@1 110 * @param noticeWriter Stream for other messages
duke@1 111 */
jjg@198 112 @SuppressWarnings("deprecation")
duke@1 113 protected Messager(Context context,
duke@1 114 String programName,
duke@1 115 PrintWriter errWriter,
duke@1 116 PrintWriter warnWriter,
duke@1 117 PrintWriter noticeWriter) {
duke@1 118 super(context, errWriter, warnWriter, noticeWriter);
duke@1 119 this.programName = programName;
duke@1 120 }
duke@1 121
jjg@584 122 @Override
jjg@584 123 protected int getDefaultMaxErrors() {
jjg@584 124 return Integer.MAX_VALUE;
jjg@584 125 }
jjg@584 126
jjg@584 127 @Override
jjg@584 128 protected int getDefaultMaxWarnings() {
jjg@584 129 return Integer.MAX_VALUE;
jjg@584 130 }
jjg@584 131
duke@1 132 /**
duke@1 133 * Reset resource bundle, eg. locale has changed.
duke@1 134 */
duke@1 135 public void reset() {
duke@1 136 messageRB = null;
duke@1 137 }
duke@1 138
duke@1 139 /**
duke@1 140 * Get string from ResourceBundle, initialize ResourceBundle
duke@1 141 * if needed.
duke@1 142 */
duke@1 143 private String getString(String key) {
duke@1 144 if (messageRB == null) {
duke@1 145 try {
jjg@912 146 messageRB = ResourceBundle.getBundle(
duke@1 147 "com.sun.tools.javadoc.resources.javadoc");
duke@1 148 } catch (MissingResourceException e) {
duke@1 149 throw new Error("Fatal: Resource for javadoc is missing");
duke@1 150 }
duke@1 151 }
duke@1 152 return messageRB.getString(key);
duke@1 153 }
duke@1 154
duke@1 155 /**
duke@1 156 * get and format message string from resource
duke@1 157 *
duke@1 158 * @param key selects message from resource
duke@1 159 */
duke@1 160 String getText(String key) {
duke@1 161 return getText(key, (String)null);
duke@1 162 }
duke@1 163
duke@1 164 /**
duke@1 165 * get and format message string from resource
duke@1 166 *
duke@1 167 * @param key selects message from resource
duke@1 168 * @param a1 first argument
duke@1 169 */
duke@1 170 String getText(String key, String a1) {
duke@1 171 return getText(key, a1, null);
duke@1 172 }
duke@1 173
duke@1 174 /**
duke@1 175 * get and format message string from resource
duke@1 176 *
duke@1 177 * @param key selects message from resource
duke@1 178 * @param a1 first argument
duke@1 179 * @param a2 second argument
duke@1 180 */
duke@1 181 String getText(String key, String a1, String a2) {
duke@1 182 return getText(key, a1, a2, null);
duke@1 183 }
duke@1 184
duke@1 185 /**
duke@1 186 * get and format message string from resource
duke@1 187 *
duke@1 188 * @param key selects message from resource
duke@1 189 * @param a1 first argument
duke@1 190 * @param a2 second argument
duke@1 191 * @param a3 third argument
duke@1 192 */
duke@1 193 String getText(String key, String a1, String a2, String a3) {
duke@1 194 return getText(key, a1, a2, a3, null);
duke@1 195 }
duke@1 196
duke@1 197 /**
duke@1 198 * get and format message string from resource
duke@1 199 *
duke@1 200 * @param key selects message from resource
duke@1 201 * @param a1 first argument
duke@1 202 * @param a2 second argument
duke@1 203 * @param a3 third argument
duke@1 204 * @param a4 fourth argument
duke@1 205 */
duke@1 206 String getText(String key, String a1, String a2, String a3,
duke@1 207 String a4) {
duke@1 208 try {
duke@1 209 String message = getString(key);
duke@1 210 String[] args = new String[4];
duke@1 211 args[0] = a1;
duke@1 212 args[1] = a2;
duke@1 213 args[2] = a3;
duke@1 214 args[3] = a4;
duke@1 215 return MessageFormat.format(message, (Object[])args);
duke@1 216 } catch (MissingResourceException e) {
duke@1 217 return "********** Resource for javadoc is broken. There is no " +
duke@1 218 key + " key in resource.";
duke@1 219 }
duke@1 220 }
duke@1 221
duke@1 222 /**
duke@1 223 * Print error message, increment error count.
duke@1 224 * Part of DocErrorReporter.
duke@1 225 *
duke@1 226 * @param msg message to print
duke@1 227 */
duke@1 228 public void printError(String msg) {
duke@1 229 printError(null, msg);
duke@1 230 }
duke@1 231
duke@1 232 /**
duke@1 233 * Print error message, increment error count.
duke@1 234 * Part of DocErrorReporter.
duke@1 235 *
duke@1 236 * @param pos the position where the error occurs
duke@1 237 * @param msg message to print
duke@1 238 */
duke@1 239 public void printError(SourcePosition pos, String msg) {
jjg@584 240 if (nerrors < MaxErrors) {
jjg@584 241 String prefix = (pos == null) ? programName : pos.toString();
jjg@584 242 errWriter.println(prefix + ": " + getText("javadoc.error") + " - " + msg);
jjg@584 243 errWriter.flush();
jjg@584 244 prompt();
jjg@584 245 nerrors++;
jjg@584 246 }
duke@1 247 }
duke@1 248
duke@1 249 /**
duke@1 250 * Print warning message, increment warning count.
duke@1 251 * Part of DocErrorReporter.
duke@1 252 *
duke@1 253 * @param msg message to print
duke@1 254 */
duke@1 255 public void printWarning(String msg) {
duke@1 256 printWarning(null, msg);
duke@1 257 }
duke@1 258
duke@1 259 /**
duke@1 260 * Print warning message, increment warning count.
duke@1 261 * Part of DocErrorReporter.
duke@1 262 *
duke@1 263 * @param pos the position where the error occurs
duke@1 264 * @param msg message to print
duke@1 265 */
duke@1 266 public void printWarning(SourcePosition pos, String msg) {
jjg@584 267 if (nwarnings < MaxWarnings) {
jjg@584 268 String prefix = (pos == null) ? programName : pos.toString();
jjg@584 269 warnWriter.println(prefix + ": " + getText("javadoc.warning") +" - " + msg);
jjg@584 270 warnWriter.flush();
jjg@584 271 nwarnings++;
jjg@584 272 }
duke@1 273 }
duke@1 274
duke@1 275 /**
duke@1 276 * Print a message.
duke@1 277 * Part of DocErrorReporter.
duke@1 278 *
duke@1 279 * @param msg message to print
duke@1 280 */
duke@1 281 public void printNotice(String msg) {
duke@1 282 printNotice(null, msg);
duke@1 283 }
duke@1 284
duke@1 285 /**
duke@1 286 * Print a message.
duke@1 287 * Part of DocErrorReporter.
duke@1 288 *
duke@1 289 * @param pos the position where the error occurs
duke@1 290 * @param msg message to print
duke@1 291 */
duke@1 292 public void printNotice(SourcePosition pos, String msg) {
duke@1 293 if (pos == null)
duke@1 294 noticeWriter.println(msg);
duke@1 295 else
duke@1 296 noticeWriter.println(pos + ": " + msg);
duke@1 297 noticeWriter.flush();
duke@1 298 }
duke@1 299
duke@1 300 /**
duke@1 301 * Print error message, increment error count.
duke@1 302 *
duke@1 303 * @param key selects message from resource
duke@1 304 */
duke@1 305 public void error(SourcePosition pos, String key) {
duke@1 306 printError(pos, getText(key));
duke@1 307 }
duke@1 308
duke@1 309 /**
duke@1 310 * Print error message, increment error count.
duke@1 311 *
duke@1 312 * @param key selects message from resource
duke@1 313 * @param a1 first argument
duke@1 314 */
duke@1 315 public void error(SourcePosition pos, String key, String a1) {
duke@1 316 printError(pos, getText(key, a1));
duke@1 317 }
duke@1 318
duke@1 319 /**
duke@1 320 * Print error message, increment error count.
duke@1 321 *
duke@1 322 * @param key selects message from resource
duke@1 323 * @param a1 first argument
duke@1 324 * @param a2 second argument
duke@1 325 */
duke@1 326 public void error(SourcePosition pos, String key, String a1, String a2) {
duke@1 327 printError(pos, getText(key, a1, a2));
duke@1 328 }
duke@1 329
duke@1 330 /**
duke@1 331 * Print error message, increment error count.
duke@1 332 *
duke@1 333 * @param key selects message from resource
duke@1 334 * @param a1 first argument
duke@1 335 * @param a2 second argument
duke@1 336 * @param a3 third argument
duke@1 337 */
duke@1 338 public void error(SourcePosition pos, String key, String a1, String a2, String a3) {
duke@1 339 printError(pos, getText(key, a1, a2, a3));
duke@1 340 }
duke@1 341
duke@1 342 /**
duke@1 343 * Print warning message, increment warning count.
duke@1 344 *
duke@1 345 * @param key selects message from resource
duke@1 346 */
duke@1 347 public void warning(SourcePosition pos, String key) {
duke@1 348 printWarning(pos, getText(key));
duke@1 349 }
duke@1 350
duke@1 351 /**
duke@1 352 * Print warning message, increment warning count.
duke@1 353 *
duke@1 354 * @param key selects message from resource
duke@1 355 * @param a1 first argument
duke@1 356 */
duke@1 357 public void warning(SourcePosition pos, String key, String a1) {
duke@1 358 printWarning(pos, getText(key, a1));
duke@1 359 }
duke@1 360
duke@1 361 /**
duke@1 362 * Print warning message, increment warning count.
duke@1 363 *
duke@1 364 * @param key selects message from resource
duke@1 365 * @param a1 first argument
duke@1 366 * @param a2 second argument
duke@1 367 */
duke@1 368 public void warning(SourcePosition pos, String key, String a1, String a2) {
duke@1 369 printWarning(pos, getText(key, a1, a2));
duke@1 370 }
duke@1 371
duke@1 372 /**
duke@1 373 * Print warning message, increment warning count.
duke@1 374 *
duke@1 375 * @param key selects message from resource
duke@1 376 * @param a1 first argument
duke@1 377 * @param a2 second argument
duke@1 378 * @param a3 third argument
duke@1 379 */
duke@1 380 public void warning(SourcePosition pos, String key, String a1, String a2, String a3) {
duke@1 381 printWarning(pos, getText(key, a1, a2, a3));
duke@1 382 }
duke@1 383
duke@1 384 /**
duke@1 385 * Print warning message, increment warning count.
duke@1 386 *
duke@1 387 * @param key selects message from resource
duke@1 388 * @param a1 first argument
duke@1 389 * @param a2 second argument
duke@1 390 * @param a3 third argument
duke@1 391 */
duke@1 392 public void warning(SourcePosition pos, String key, String a1, String a2, String a3,
duke@1 393 String a4) {
duke@1 394 printWarning(pos, getText(key, a1, a2, a3, a4));
duke@1 395 }
duke@1 396
duke@1 397 /**
duke@1 398 * Print a message.
duke@1 399 *
duke@1 400 * @param key selects message from resource
duke@1 401 */
duke@1 402 public void notice(String key) {
duke@1 403 printNotice(getText(key));
duke@1 404 }
duke@1 405
duke@1 406 /**
duke@1 407 * Print a message.
duke@1 408 *
duke@1 409 * @param key selects message from resource
duke@1 410 * @param a1 first argument
duke@1 411 */
duke@1 412 public void notice(String key, String a1) {
duke@1 413 printNotice(getText(key, a1));
duke@1 414 }
duke@1 415
duke@1 416 /**
duke@1 417 * Print a message.
duke@1 418 *
duke@1 419 * @param key selects message from resource
duke@1 420 * @param a1 first argument
duke@1 421 * @param a2 second argument
duke@1 422 */
duke@1 423 public void notice(String key, String a1, String a2) {
duke@1 424 printNotice(getText(key, a1, a2));
duke@1 425 }
duke@1 426
duke@1 427 /**
duke@1 428 * Print a message.
duke@1 429 *
duke@1 430 * @param key selects message from resource
duke@1 431 * @param a1 first argument
duke@1 432 * @param a2 second argument
duke@1 433 * @param a3 third argument
duke@1 434 */
duke@1 435 public void notice(String key, String a1, String a2, String a3) {
duke@1 436 printNotice(getText(key, a1, a2, a3));
duke@1 437 }
duke@1 438
duke@1 439 /**
duke@1 440 * Return total number of errors, including those recorded
duke@1 441 * in the compilation log.
duke@1 442 */
duke@1 443 public int nerrors() { return nerrors; }
duke@1 444
duke@1 445 /**
duke@1 446 * Return total number of warnings, including those recorded
duke@1 447 * in the compilation log.
duke@1 448 */
duke@1 449 public int nwarnings() { return nwarnings; }
duke@1 450
duke@1 451 /**
duke@1 452 * Print exit message.
duke@1 453 */
duke@1 454 public void exitNotice() {
duke@1 455 if (nerrors > 0) {
duke@1 456 notice((nerrors > 1) ? "main.errors" : "main.error",
duke@1 457 "" + nerrors);
duke@1 458 }
duke@1 459 if (nwarnings > 0) {
duke@1 460 notice((nwarnings > 1) ? "main.warnings" : "main.warning",
duke@1 461 "" + nwarnings);
duke@1 462 }
duke@1 463 }
duke@1 464
duke@1 465 /**
duke@1 466 * Force program exit, e.g., from a fatal error.
duke@1 467 * <p>
duke@1 468 * TODO: This method does not really belong here.
duke@1 469 */
duke@1 470 public void exit() {
duke@1 471 throw new ExitJavadoc();
duke@1 472 }
duke@1 473
duke@1 474 }

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