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

Thu, 18 Sep 2008 18:39:44 -0700

author
jjg
date
Thu, 18 Sep 2008 18:39:44 -0700
changeset 115
829dea15ff99
parent 1
9a66ca7c79fa
child 198
b4b1f7732289
permissions
-rw-r--r--

6744408: Extra ouput is appearing in stderr
Reviewed-by: bpatel

duke@1 1 /*
duke@1 2 * Copyright 1997-2004 Sun Microsystems, Inc. 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
duke@1 7 * published by the Free Software Foundation. Sun designates this
duke@1 8 * particular file as subject to the "Classpath" exception as provided
duke@1 9 * by Sun 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 *
duke@1 21 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
duke@1 22 * CA 95054 USA or visit www.sun.com if you need additional information or
duke@1 23 * have any 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
duke@1 89 private 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 */
duke@1 114 protected Messager(Context context,
duke@1 115 String programName,
duke@1 116 PrintWriter errWriter,
duke@1 117 PrintWriter warnWriter,
duke@1 118 PrintWriter noticeWriter) {
duke@1 119 super(context, errWriter, warnWriter, noticeWriter);
duke@1 120 this.programName = programName;
duke@1 121 }
duke@1 122
duke@1 123 /**
duke@1 124 * Reset resource bundle, eg. locale has changed.
duke@1 125 */
duke@1 126 public void reset() {
duke@1 127 messageRB = null;
duke@1 128 }
duke@1 129
duke@1 130 /**
duke@1 131 * Get string from ResourceBundle, initialize ResourceBundle
duke@1 132 * if needed.
duke@1 133 */
duke@1 134 private String getString(String key) {
duke@1 135 ResourceBundle messageRB = this.messageRB;
duke@1 136 if (messageRB == null) {
duke@1 137 try {
duke@1 138 this.messageRB = messageRB =
duke@1 139 ResourceBundle.getBundle(
duke@1 140 "com.sun.tools.javadoc.resources.javadoc");
duke@1 141 } catch (MissingResourceException e) {
duke@1 142 throw new Error("Fatal: Resource for javadoc is missing");
duke@1 143 }
duke@1 144 }
duke@1 145 return messageRB.getString(key);
duke@1 146 }
duke@1 147
duke@1 148 /**
duke@1 149 * get and format message string from resource
duke@1 150 *
duke@1 151 * @param key selects message from resource
duke@1 152 */
duke@1 153 String getText(String key) {
duke@1 154 return getText(key, (String)null);
duke@1 155 }
duke@1 156
duke@1 157 /**
duke@1 158 * get and format message string from resource
duke@1 159 *
duke@1 160 * @param key selects message from resource
duke@1 161 * @param a1 first argument
duke@1 162 */
duke@1 163 String getText(String key, String a1) {
duke@1 164 return getText(key, a1, null);
duke@1 165 }
duke@1 166
duke@1 167 /**
duke@1 168 * get and format message string from resource
duke@1 169 *
duke@1 170 * @param key selects message from resource
duke@1 171 * @param a1 first argument
duke@1 172 * @param a2 second argument
duke@1 173 */
duke@1 174 String getText(String key, String a1, String a2) {
duke@1 175 return getText(key, a1, a2, 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 * @param a3 third argument
duke@1 185 */
duke@1 186 String getText(String key, String a1, String a2, String a3) {
duke@1 187 return getText(key, a1, a2, a3, 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 * @param a4 fourth argument
duke@1 198 */
duke@1 199 String getText(String key, String a1, String a2, String a3,
duke@1 200 String a4) {
duke@1 201 try {
duke@1 202 String message = getString(key);
duke@1 203 String[] args = new String[4];
duke@1 204 args[0] = a1;
duke@1 205 args[1] = a2;
duke@1 206 args[2] = a3;
duke@1 207 args[3] = a4;
duke@1 208 return MessageFormat.format(message, (Object[])args);
duke@1 209 } catch (MissingResourceException e) {
duke@1 210 return "********** Resource for javadoc is broken. There is no " +
duke@1 211 key + " key in resource.";
duke@1 212 }
duke@1 213 }
duke@1 214
duke@1 215 /**
duke@1 216 * Print error message, increment error count.
duke@1 217 * Part of DocErrorReporter.
duke@1 218 *
duke@1 219 * @param msg message to print
duke@1 220 */
duke@1 221 public void printError(String msg) {
duke@1 222 printError(null, msg);
duke@1 223 }
duke@1 224
duke@1 225 /**
duke@1 226 * Print error message, increment error count.
duke@1 227 * Part of DocErrorReporter.
duke@1 228 *
duke@1 229 * @param pos the position where the error occurs
duke@1 230 * @param msg message to print
duke@1 231 */
duke@1 232 public void printError(SourcePosition pos, String msg) {
duke@1 233 String prefix = (pos == null) ? programName : pos.toString();
duke@1 234 errWriter.println(prefix + ": " + getText("javadoc.error") + " - " + msg);
duke@1 235 errWriter.flush();
duke@1 236 prompt();
duke@1 237 nerrors++;
duke@1 238 }
duke@1 239
duke@1 240 /**
duke@1 241 * Print warning message, increment warning count.
duke@1 242 * Part of DocErrorReporter.
duke@1 243 *
duke@1 244 * @param msg message to print
duke@1 245 */
duke@1 246 public void printWarning(String msg) {
duke@1 247 printWarning(null, msg);
duke@1 248 }
duke@1 249
duke@1 250 /**
duke@1 251 * Print warning message, increment warning count.
duke@1 252 * Part of DocErrorReporter.
duke@1 253 *
duke@1 254 * @param pos the position where the error occurs
duke@1 255 * @param msg message to print
duke@1 256 */
duke@1 257 public void printWarning(SourcePosition pos, String msg) {
duke@1 258 String prefix = (pos == null) ? programName : pos.toString();
duke@1 259 warnWriter.println(prefix + ": " + getText("javadoc.warning") +" - " + msg);
duke@1 260 warnWriter.flush();
duke@1 261 nwarnings++;
duke@1 262 }
duke@1 263
duke@1 264 /**
duke@1 265 * Print a message.
duke@1 266 * Part of DocErrorReporter.
duke@1 267 *
duke@1 268 * @param msg message to print
duke@1 269 */
duke@1 270 public void printNotice(String msg) {
duke@1 271 printNotice(null, msg);
duke@1 272 }
duke@1 273
duke@1 274 /**
duke@1 275 * Print a message.
duke@1 276 * Part of DocErrorReporter.
duke@1 277 *
duke@1 278 * @param pos the position where the error occurs
duke@1 279 * @param msg message to print
duke@1 280 */
duke@1 281 public void printNotice(SourcePosition pos, String msg) {
duke@1 282 if (pos == null)
duke@1 283 noticeWriter.println(msg);
duke@1 284 else
duke@1 285 noticeWriter.println(pos + ": " + msg);
duke@1 286 noticeWriter.flush();
duke@1 287 }
duke@1 288
duke@1 289 /**
duke@1 290 * Print error message, increment error count.
duke@1 291 *
duke@1 292 * @param key selects message from resource
duke@1 293 */
duke@1 294 public void error(SourcePosition pos, String key) {
duke@1 295 printError(pos, getText(key));
duke@1 296 }
duke@1 297
duke@1 298 /**
duke@1 299 * Print error message, increment error count.
duke@1 300 *
duke@1 301 * @param key selects message from resource
duke@1 302 * @param a1 first argument
duke@1 303 */
duke@1 304 public void error(SourcePosition pos, String key, String a1) {
duke@1 305 printError(pos, getText(key, a1));
duke@1 306 }
duke@1 307
duke@1 308 /**
duke@1 309 * Print error message, increment error count.
duke@1 310 *
duke@1 311 * @param key selects message from resource
duke@1 312 * @param a1 first argument
duke@1 313 * @param a2 second argument
duke@1 314 */
duke@1 315 public void error(SourcePosition pos, String key, String a1, String a2) {
duke@1 316 printError(pos, getText(key, a1, a2));
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 * @param a3 third argument
duke@1 326 */
duke@1 327 public void error(SourcePosition pos, String key, String a1, String a2, String a3) {
duke@1 328 printError(pos, getText(key, a1, a2, a3));
duke@1 329 }
duke@1 330
duke@1 331 /**
duke@1 332 * Print warning message, increment warning count.
duke@1 333 *
duke@1 334 * @param key selects message from resource
duke@1 335 */
duke@1 336 public void warning(SourcePosition pos, String key) {
duke@1 337 printWarning(pos, getText(key));
duke@1 338 }
duke@1 339
duke@1 340 /**
duke@1 341 * Print warning message, increment warning count.
duke@1 342 *
duke@1 343 * @param key selects message from resource
duke@1 344 * @param a1 first argument
duke@1 345 */
duke@1 346 public void warning(SourcePosition pos, String key, String a1) {
duke@1 347 printWarning(pos, getText(key, a1));
duke@1 348 }
duke@1 349
duke@1 350 /**
duke@1 351 * Print warning message, increment warning count.
duke@1 352 *
duke@1 353 * @param key selects message from resource
duke@1 354 * @param a1 first argument
duke@1 355 * @param a2 second argument
duke@1 356 */
duke@1 357 public void warning(SourcePosition pos, String key, String a1, String a2) {
duke@1 358 printWarning(pos, getText(key, a1, a2));
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 * @param a3 third argument
duke@1 368 */
duke@1 369 public void warning(SourcePosition pos, String key, String a1, String a2, String a3) {
duke@1 370 printWarning(pos, getText(key, a1, a2, a3));
duke@1 371 }
duke@1 372
duke@1 373 /**
duke@1 374 * Print warning message, increment warning count.
duke@1 375 *
duke@1 376 * @param key selects message from resource
duke@1 377 * @param a1 first argument
duke@1 378 * @param a2 second argument
duke@1 379 * @param a3 third argument
duke@1 380 */
duke@1 381 public void warning(SourcePosition pos, String key, String a1, String a2, String a3,
duke@1 382 String a4) {
duke@1 383 printWarning(pos, getText(key, a1, a2, a3, a4));
duke@1 384 }
duke@1 385
duke@1 386 /**
duke@1 387 * Print a message.
duke@1 388 *
duke@1 389 * @param key selects message from resource
duke@1 390 */
duke@1 391 public void notice(String key) {
duke@1 392 printNotice(getText(key));
duke@1 393 }
duke@1 394
duke@1 395 /**
duke@1 396 * Print a message.
duke@1 397 *
duke@1 398 * @param key selects message from resource
duke@1 399 * @param a1 first argument
duke@1 400 */
duke@1 401 public void notice(String key, String a1) {
duke@1 402 printNotice(getText(key, a1));
duke@1 403 }
duke@1 404
duke@1 405 /**
duke@1 406 * Print a message.
duke@1 407 *
duke@1 408 * @param key selects message from resource
duke@1 409 * @param a1 first argument
duke@1 410 * @param a2 second argument
duke@1 411 */
duke@1 412 public void notice(String key, String a1, String a2) {
duke@1 413 printNotice(getText(key, a1, a2));
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 * @param a3 third argument
duke@1 423 */
duke@1 424 public void notice(String key, String a1, String a2, String a3) {
duke@1 425 printNotice(getText(key, a1, a2, a3));
duke@1 426 }
duke@1 427
duke@1 428 /**
duke@1 429 * Return total number of errors, including those recorded
duke@1 430 * in the compilation log.
duke@1 431 */
duke@1 432 public int nerrors() { return nerrors; }
duke@1 433
duke@1 434 /**
duke@1 435 * Return total number of warnings, including those recorded
duke@1 436 * in the compilation log.
duke@1 437 */
duke@1 438 public int nwarnings() { return nwarnings; }
duke@1 439
duke@1 440 /**
duke@1 441 * Print exit message.
duke@1 442 */
duke@1 443 public void exitNotice() {
duke@1 444 int nerrors = nerrors();
duke@1 445 int nwarnings = nwarnings();
duke@1 446 if (nerrors > 0) {
duke@1 447 notice((nerrors > 1) ? "main.errors" : "main.error",
duke@1 448 "" + nerrors);
duke@1 449 }
duke@1 450 if (nwarnings > 0) {
duke@1 451 notice((nwarnings > 1) ? "main.warnings" : "main.warning",
duke@1 452 "" + nwarnings);
duke@1 453 }
duke@1 454 }
duke@1 455
duke@1 456 /**
duke@1 457 * Force program exit, e.g., from a fatal error.
duke@1 458 * <p>
duke@1 459 * TODO: This method does not really belong here.
duke@1 460 */
duke@1 461 public void exit() {
duke@1 462 throw new ExitJavadoc();
duke@1 463 }
duke@1 464
duke@1 465 }

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