Thu, 10 Jun 2010 09:29:23 +0100
6945418: Project Coin: Simplified Varargs Method Invocation
Summary: Add new mandatory warning for unsafe vararg method declaration. Warning can be suppressed as usual (@SuppressWarnings("varargs")/-Xlint:-varargs)
Reviewed-by: jjg, darcy
duke@1 | 1 | /* |
ohair@554 | 2 | * Copyright (c) 1999, 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.javac.util; |
duke@1 | 27 | |
duke@1 | 28 | import java.io.*; |
jjg@194 | 29 | import java.util.Arrays; |
duke@1 | 30 | import java.util.HashSet; |
duke@1 | 31 | import java.util.Map; |
duke@1 | 32 | import java.util.Set; |
duke@1 | 33 | import javax.tools.DiagnosticListener; |
duke@1 | 34 | import javax.tools.JavaFileObject; |
jjg@50 | 35 | |
duke@1 | 36 | import com.sun.tools.javac.tree.JCTree; |
mcimadamore@83 | 37 | import com.sun.tools.javac.api.DiagnosticFormatter; |
duke@1 | 38 | import com.sun.tools.javac.util.JCDiagnostic.DiagnosticPosition; |
duke@1 | 39 | import com.sun.tools.javac.util.JCDiagnostic.DiagnosticType; |
duke@1 | 40 | |
duke@1 | 41 | /** A class for error logs. Reports errors and warnings, and |
duke@1 | 42 | * keeps track of error numbers and positions. |
duke@1 | 43 | * |
duke@1 | 44 | * <p><b>This is NOT part of any API supported by Sun Microsystems. If |
duke@1 | 45 | * you write code that depends on this, you do so at your own risk. |
duke@1 | 46 | * This code and its internal interfaces are subject to change or |
duke@1 | 47 | * deletion without notice.</b> |
duke@1 | 48 | */ |
jjg@73 | 49 | public class Log extends AbstractLog { |
duke@1 | 50 | /** The context key for the log. */ |
duke@1 | 51 | public static final Context.Key<Log> logKey |
duke@1 | 52 | = new Context.Key<Log>(); |
duke@1 | 53 | |
duke@1 | 54 | /** The context key for the output PrintWriter. */ |
duke@1 | 55 | public static final Context.Key<PrintWriter> outKey = |
duke@1 | 56 | new Context.Key<PrintWriter>(); |
duke@1 | 57 | |
duke@1 | 58 | //@Deprecated |
duke@1 | 59 | public final PrintWriter errWriter; |
duke@1 | 60 | |
duke@1 | 61 | //@Deprecated |
duke@1 | 62 | public final PrintWriter warnWriter; |
duke@1 | 63 | |
duke@1 | 64 | //@Deprecated |
duke@1 | 65 | public final PrintWriter noticeWriter; |
duke@1 | 66 | |
duke@1 | 67 | /** The maximum number of errors/warnings that are reported. |
duke@1 | 68 | */ |
duke@1 | 69 | public final int MaxErrors; |
duke@1 | 70 | public final int MaxWarnings; |
duke@1 | 71 | |
duke@1 | 72 | /** Switch: prompt user on each error. |
duke@1 | 73 | */ |
duke@1 | 74 | public boolean promptOnError; |
duke@1 | 75 | |
duke@1 | 76 | /** Switch: emit warning messages. |
duke@1 | 77 | */ |
duke@1 | 78 | public boolean emitWarnings; |
duke@1 | 79 | |
jjg@376 | 80 | /** Switch: suppress note messages. |
jjg@376 | 81 | */ |
jjg@376 | 82 | public boolean suppressNotes; |
jjg@376 | 83 | |
duke@1 | 84 | /** Print stack trace on errors? |
duke@1 | 85 | */ |
duke@1 | 86 | public boolean dumpOnError; |
duke@1 | 87 | |
duke@1 | 88 | /** Print multiple errors for same source locations. |
duke@1 | 89 | */ |
duke@1 | 90 | public boolean multipleErrors; |
duke@1 | 91 | |
duke@1 | 92 | /** |
duke@1 | 93 | * Diagnostic listener, if provided through programmatic |
duke@1 | 94 | * interface to javac (JSR 199). |
duke@1 | 95 | */ |
duke@1 | 96 | protected DiagnosticListener<? super JavaFileObject> diagListener; |
jjg@73 | 97 | |
duke@1 | 98 | /** |
mcimadamore@221 | 99 | * Formatter for diagnostics. |
duke@1 | 100 | */ |
mcimadamore@83 | 101 | private DiagnosticFormatter<JCDiagnostic> diagFormatter; |
duke@1 | 102 | |
mcimadamore@136 | 103 | /** |
mcimadamore@221 | 104 | * Keys for expected diagnostics. |
jjg@194 | 105 | */ |
jjg@194 | 106 | public Set<String> expectDiagKeys; |
jjg@194 | 107 | |
jjg@194 | 108 | /** |
mcimadamore@221 | 109 | * JavacMessages object used for localization. |
mcimadamore@136 | 110 | */ |
mcimadamore@136 | 111 | private JavacMessages messages; |
mcimadamore@136 | 112 | |
duke@1 | 113 | /** Construct a log with given I/O redirections. |
duke@1 | 114 | */ |
duke@1 | 115 | @Deprecated |
duke@1 | 116 | protected Log(Context context, PrintWriter errWriter, PrintWriter warnWriter, PrintWriter noticeWriter) { |
jjg@73 | 117 | super(JCDiagnostic.Factory.instance(context)); |
duke@1 | 118 | context.put(logKey, this); |
duke@1 | 119 | this.errWriter = errWriter; |
duke@1 | 120 | this.warnWriter = warnWriter; |
duke@1 | 121 | this.noticeWriter = noticeWriter; |
duke@1 | 122 | |
duke@1 | 123 | Options options = Options.instance(context); |
duke@1 | 124 | this.dumpOnError = options.get("-doe") != null; |
duke@1 | 125 | this.promptOnError = options.get("-prompt") != null; |
duke@1 | 126 | this.emitWarnings = options.get("-Xlint:none") == null; |
jjg@376 | 127 | this.suppressNotes = options.get("suppressNotes") != null; |
duke@1 | 128 | this.MaxErrors = getIntOption(options, "-Xmaxerrs", 100); |
duke@1 | 129 | this.MaxWarnings = getIntOption(options, "-Xmaxwarns", 100); |
duke@1 | 130 | |
mcimadamore@83 | 131 | boolean rawDiagnostics = options.get("rawDiagnostics") != null; |
mcimadamore@136 | 132 | messages = JavacMessages.instance(context); |
mcimadamore@137 | 133 | this.diagFormatter = rawDiagnostics ? new RawDiagnosticFormatter(options) : |
mcimadamore@136 | 134 | new BasicDiagnosticFormatter(options, messages); |
duke@1 | 135 | @SuppressWarnings("unchecked") // FIXME |
jjg@194 | 136 | DiagnosticListener<? super JavaFileObject> dl = |
duke@1 | 137 | context.get(DiagnosticListener.class); |
jjg@194 | 138 | this.diagListener = dl; |
jjg@194 | 139 | |
jjg@194 | 140 | String ek = options.get("expectKeys"); |
jjg@194 | 141 | if (ek != null) |
jjg@194 | 142 | expectDiagKeys = new HashSet<String>(Arrays.asList(ek.split(", *"))); |
duke@1 | 143 | } |
duke@1 | 144 | // where |
duke@1 | 145 | private int getIntOption(Options options, String optionName, int defaultValue) { |
duke@1 | 146 | String s = options.get(optionName); |
duke@1 | 147 | try { |
jjg@464 | 148 | if (s != null) { |
jjg@464 | 149 | int n = Integer.parseInt(s); |
jjg@464 | 150 | return (n <= 0 ? Integer.MAX_VALUE : n); |
jjg@464 | 151 | } |
duke@1 | 152 | } catch (NumberFormatException e) { |
duke@1 | 153 | // silently ignore ill-formed numbers |
duke@1 | 154 | } |
duke@1 | 155 | return defaultValue; |
duke@1 | 156 | } |
duke@1 | 157 | |
duke@1 | 158 | /** The default writer for diagnostics |
duke@1 | 159 | */ |
duke@1 | 160 | static final PrintWriter defaultWriter(Context context) { |
duke@1 | 161 | PrintWriter result = context.get(outKey); |
duke@1 | 162 | if (result == null) |
duke@1 | 163 | context.put(outKey, result = new PrintWriter(System.err)); |
duke@1 | 164 | return result; |
duke@1 | 165 | } |
duke@1 | 166 | |
duke@1 | 167 | /** Construct a log with default settings. |
duke@1 | 168 | */ |
duke@1 | 169 | protected Log(Context context) { |
duke@1 | 170 | this(context, defaultWriter(context)); |
duke@1 | 171 | } |
duke@1 | 172 | |
duke@1 | 173 | /** Construct a log with all output redirected. |
duke@1 | 174 | */ |
duke@1 | 175 | protected Log(Context context, PrintWriter defaultWriter) { |
duke@1 | 176 | this(context, defaultWriter, defaultWriter, defaultWriter); |
duke@1 | 177 | } |
duke@1 | 178 | |
duke@1 | 179 | /** Get the Log instance for this context. */ |
duke@1 | 180 | public static Log instance(Context context) { |
duke@1 | 181 | Log instance = context.get(logKey); |
duke@1 | 182 | if (instance == null) |
duke@1 | 183 | instance = new Log(context); |
duke@1 | 184 | return instance; |
duke@1 | 185 | } |
duke@1 | 186 | |
duke@1 | 187 | /** The number of errors encountered so far. |
duke@1 | 188 | */ |
duke@1 | 189 | public int nerrors = 0; |
duke@1 | 190 | |
duke@1 | 191 | /** The number of warnings encountered so far. |
duke@1 | 192 | */ |
duke@1 | 193 | public int nwarnings = 0; |
duke@1 | 194 | |
jjg@504 | 195 | /** |
jjg@504 | 196 | * Whether or not an unrecoverable error has been seen. |
jjg@504 | 197 | * Unrecoverable errors prevent subsequent annotation processing. |
jjg@504 | 198 | */ |
jjg@504 | 199 | public boolean unrecoverableError; |
jjg@504 | 200 | |
duke@1 | 201 | /** A set of all errors generated so far. This is used to avoid printing an |
duke@1 | 202 | * error message more than once. For each error, a pair consisting of the |
duke@1 | 203 | * source file name and source code position of the error is added to the set. |
duke@1 | 204 | */ |
duke@1 | 205 | private Set<Pair<JavaFileObject, Integer>> recorded = new HashSet<Pair<JavaFileObject,Integer>>(); |
duke@1 | 206 | |
duke@1 | 207 | public boolean hasDiagnosticListener() { |
duke@1 | 208 | return diagListener != null; |
duke@1 | 209 | } |
duke@1 | 210 | |
duke@1 | 211 | public void setEndPosTable(JavaFileObject name, Map<JCTree, Integer> table) { |
jjg@73 | 212 | name.getClass(); // null check |
jjg@73 | 213 | getSource(name).setEndPosTable(table); |
duke@1 | 214 | } |
duke@1 | 215 | |
mcimadamore@168 | 216 | /** Return current sourcefile. |
duke@1 | 217 | */ |
mcimadamore@168 | 218 | public JavaFileObject currentSourceFile() { |
duke@1 | 219 | return source == null ? null : source.getFile(); |
duke@1 | 220 | } |
duke@1 | 221 | |
mcimadamore@221 | 222 | /** Get the current diagnostic formatter. |
mcimadamore@221 | 223 | */ |
mcimadamore@221 | 224 | public DiagnosticFormatter<JCDiagnostic> getDiagnosticFormatter() { |
mcimadamore@221 | 225 | return diagFormatter; |
mcimadamore@221 | 226 | } |
mcimadamore@221 | 227 | |
mcimadamore@221 | 228 | /** Set the current diagnostic formatter. |
mcimadamore@221 | 229 | */ |
mcimadamore@221 | 230 | public void setDiagnosticFormatter(DiagnosticFormatter<JCDiagnostic> diagFormatter) { |
mcimadamore@221 | 231 | this.diagFormatter = diagFormatter; |
mcimadamore@221 | 232 | } |
mcimadamore@221 | 233 | |
duke@1 | 234 | /** Flush the logs |
duke@1 | 235 | */ |
duke@1 | 236 | public void flush() { |
duke@1 | 237 | errWriter.flush(); |
duke@1 | 238 | warnWriter.flush(); |
duke@1 | 239 | noticeWriter.flush(); |
duke@1 | 240 | } |
duke@1 | 241 | |
duke@1 | 242 | /** Returns true if an error needs to be reported for a given |
duke@1 | 243 | * source name and pos. |
duke@1 | 244 | */ |
duke@1 | 245 | protected boolean shouldReport(JavaFileObject file, int pos) { |
duke@1 | 246 | if (multipleErrors || file == null) |
duke@1 | 247 | return true; |
duke@1 | 248 | |
duke@1 | 249 | Pair<JavaFileObject,Integer> coords = new Pair<JavaFileObject,Integer>(file, pos); |
duke@1 | 250 | boolean shouldReport = !recorded.contains(coords); |
duke@1 | 251 | if (shouldReport) |
duke@1 | 252 | recorded.add(coords); |
duke@1 | 253 | return shouldReport; |
duke@1 | 254 | } |
duke@1 | 255 | |
duke@1 | 256 | /** Prompt user after an error. |
duke@1 | 257 | */ |
duke@1 | 258 | public void prompt() { |
duke@1 | 259 | if (promptOnError) { |
duke@1 | 260 | System.err.println(getLocalizedString("resume.abort")); |
duke@1 | 261 | char ch; |
duke@1 | 262 | try { |
duke@1 | 263 | while (true) { |
duke@1 | 264 | switch (System.in.read()) { |
duke@1 | 265 | case 'a': case 'A': |
duke@1 | 266 | System.exit(-1); |
duke@1 | 267 | return; |
duke@1 | 268 | case 'r': case 'R': |
duke@1 | 269 | return; |
duke@1 | 270 | case 'x': case 'X': |
duke@1 | 271 | throw new AssertionError("user abort"); |
duke@1 | 272 | default: |
duke@1 | 273 | } |
duke@1 | 274 | } |
duke@1 | 275 | } catch (IOException e) {} |
duke@1 | 276 | } |
duke@1 | 277 | } |
duke@1 | 278 | |
duke@1 | 279 | /** Print the faulty source code line and point to the error. |
duke@1 | 280 | * @param pos Buffer index of the error position, must be on current line |
duke@1 | 281 | */ |
duke@1 | 282 | private void printErrLine(int pos, PrintWriter writer) { |
jjg@73 | 283 | String line = (source == null ? null : source.getLine(pos)); |
jjg@73 | 284 | if (line == null) |
duke@1 | 285 | return; |
mcimadamore@100 | 286 | int col = source.getColumnNumber(pos, false); |
duke@1 | 287 | |
jjg@73 | 288 | printLines(writer, line); |
jjg@73 | 289 | for (int i = 0; i < col - 1; i++) { |
jjg@73 | 290 | writer.print((line.charAt(i) == '\t') ? "\t" : " "); |
duke@1 | 291 | } |
duke@1 | 292 | writer.println("^"); |
duke@1 | 293 | writer.flush(); |
duke@1 | 294 | } |
duke@1 | 295 | |
duke@1 | 296 | /** Print the text of a message, translating newlines appropriately |
duke@1 | 297 | * for the platform. |
duke@1 | 298 | */ |
duke@1 | 299 | public static void printLines(PrintWriter writer, String msg) { |
duke@1 | 300 | int nl; |
duke@1 | 301 | while ((nl = msg.indexOf('\n')) != -1) { |
duke@1 | 302 | writer.println(msg.substring(0, nl)); |
duke@1 | 303 | msg = msg.substring(nl+1); |
duke@1 | 304 | } |
duke@1 | 305 | if (msg.length() != 0) writer.println(msg); |
duke@1 | 306 | } |
duke@1 | 307 | |
jjg@73 | 308 | protected void directError(String key, Object... args) { |
jjg@73 | 309 | printLines(errWriter, getLocalizedString(key, args)); |
jjg@73 | 310 | errWriter.flush(); |
duke@1 | 311 | } |
duke@1 | 312 | |
duke@1 | 313 | /** Report a warning that cannot be suppressed. |
duke@1 | 314 | * @param pos The source position at which to report the warning. |
duke@1 | 315 | * @param key The key for the localized warning message. |
duke@1 | 316 | * @param args Fields of the warning message. |
duke@1 | 317 | */ |
duke@1 | 318 | public void strictWarning(DiagnosticPosition pos, String key, Object ... args) { |
duke@1 | 319 | writeDiagnostic(diags.warning(source, pos, key, args)); |
duke@1 | 320 | nwarnings++; |
duke@1 | 321 | } |
duke@1 | 322 | |
duke@1 | 323 | /** |
duke@1 | 324 | * Common diagnostic handling. |
duke@1 | 325 | * The diagnostic is counted, and depending on the options and how many diagnostics have been |
duke@1 | 326 | * reported so far, the diagnostic may be handed off to writeDiagnostic. |
duke@1 | 327 | */ |
duke@1 | 328 | public void report(JCDiagnostic diagnostic) { |
jjg@194 | 329 | if (expectDiagKeys != null) |
jjg@194 | 330 | expectDiagKeys.remove(diagnostic.getCode()); |
jjg@194 | 331 | |
duke@1 | 332 | switch (diagnostic.getType()) { |
duke@1 | 333 | case FRAGMENT: |
duke@1 | 334 | throw new IllegalArgumentException(); |
duke@1 | 335 | |
duke@1 | 336 | case NOTE: |
duke@1 | 337 | // Print out notes only when we are permitted to report warnings |
duke@1 | 338 | // Notes are only generated at the end of a compilation, so should be small |
duke@1 | 339 | // in number. |
jjg@376 | 340 | if ((emitWarnings || diagnostic.isMandatory()) && !suppressNotes) { |
duke@1 | 341 | writeDiagnostic(diagnostic); |
duke@1 | 342 | } |
duke@1 | 343 | break; |
duke@1 | 344 | |
duke@1 | 345 | case WARNING: |
duke@1 | 346 | if (emitWarnings || diagnostic.isMandatory()) { |
duke@1 | 347 | if (nwarnings < MaxWarnings) { |
duke@1 | 348 | writeDiagnostic(diagnostic); |
duke@1 | 349 | nwarnings++; |
duke@1 | 350 | } |
duke@1 | 351 | } |
duke@1 | 352 | break; |
duke@1 | 353 | |
duke@1 | 354 | case ERROR: |
duke@1 | 355 | if (nerrors < MaxErrors |
duke@1 | 356 | && shouldReport(diagnostic.getSource(), diagnostic.getIntPosition())) { |
duke@1 | 357 | writeDiagnostic(diagnostic); |
duke@1 | 358 | nerrors++; |
duke@1 | 359 | } |
duke@1 | 360 | break; |
duke@1 | 361 | } |
duke@1 | 362 | } |
duke@1 | 363 | |
duke@1 | 364 | /** |
duke@1 | 365 | * Write out a diagnostic. |
duke@1 | 366 | */ |
duke@1 | 367 | protected void writeDiagnostic(JCDiagnostic diag) { |
duke@1 | 368 | if (diagListener != null) { |
duke@1 | 369 | try { |
duke@1 | 370 | diagListener.report(diag); |
duke@1 | 371 | return; |
duke@1 | 372 | } |
duke@1 | 373 | catch (Throwable t) { |
duke@1 | 374 | throw new ClientCodeException(t); |
duke@1 | 375 | } |
duke@1 | 376 | } |
duke@1 | 377 | |
duke@1 | 378 | PrintWriter writer = getWriterForDiagnosticType(diag.getType()); |
duke@1 | 379 | |
mcimadamore@136 | 380 | printLines(writer, diagFormatter.format(diag, messages.getCurrentLocale())); |
duke@1 | 381 | |
duke@1 | 382 | if (promptOnError) { |
duke@1 | 383 | switch (diag.getType()) { |
duke@1 | 384 | case ERROR: |
duke@1 | 385 | case WARNING: |
duke@1 | 386 | prompt(); |
duke@1 | 387 | } |
duke@1 | 388 | } |
duke@1 | 389 | |
duke@1 | 390 | if (dumpOnError) |
duke@1 | 391 | new RuntimeException().printStackTrace(writer); |
duke@1 | 392 | |
duke@1 | 393 | writer.flush(); |
duke@1 | 394 | } |
duke@1 | 395 | |
duke@1 | 396 | @Deprecated |
duke@1 | 397 | protected PrintWriter getWriterForDiagnosticType(DiagnosticType dt) { |
duke@1 | 398 | switch (dt) { |
duke@1 | 399 | case FRAGMENT: |
duke@1 | 400 | throw new IllegalArgumentException(); |
duke@1 | 401 | |
duke@1 | 402 | case NOTE: |
duke@1 | 403 | return noticeWriter; |
duke@1 | 404 | |
duke@1 | 405 | case WARNING: |
duke@1 | 406 | return warnWriter; |
duke@1 | 407 | |
duke@1 | 408 | case ERROR: |
duke@1 | 409 | return errWriter; |
duke@1 | 410 | |
duke@1 | 411 | default: |
duke@1 | 412 | throw new Error(); |
duke@1 | 413 | } |
duke@1 | 414 | } |
duke@1 | 415 | |
duke@1 | 416 | /** Find a localized string in the resource bundle. |
duke@1 | 417 | * @param key The key for the localized string. |
duke@1 | 418 | * @param args Fields to substitute into the string. |
duke@1 | 419 | */ |
duke@1 | 420 | public static String getLocalizedString(String key, Object ... args) { |
mcimadamore@136 | 421 | return JavacMessages.getDefaultLocalizedString("compiler.misc." + key, args); |
duke@1 | 422 | } |
duke@1 | 423 | |
duke@1 | 424 | /*************************************************************************** |
duke@1 | 425 | * raw error messages without internationalization; used for experimentation |
duke@1 | 426 | * and quick prototyping |
duke@1 | 427 | ***************************************************************************/ |
duke@1 | 428 | |
jjg@73 | 429 | /** print an error or warning message: |
jjg@73 | 430 | */ |
duke@1 | 431 | private void printRawError(int pos, String msg) { |
jjg@73 | 432 | if (source == null || pos == Position.NOPOS) { |
duke@1 | 433 | printLines(errWriter, "error: " + msg); |
duke@1 | 434 | } else { |
jjg@73 | 435 | int line = source.getLineNumber(pos); |
mcimadamore@168 | 436 | JavaFileObject file = source.getFile(); |
duke@1 | 437 | if (file != null) |
duke@1 | 438 | printLines(errWriter, |
jjg@415 | 439 | file.getName() + ":" + |
duke@1 | 440 | line + ": " + msg); |
duke@1 | 441 | printErrLine(pos, errWriter); |
duke@1 | 442 | } |
duke@1 | 443 | errWriter.flush(); |
duke@1 | 444 | } |
duke@1 | 445 | |
jjg@73 | 446 | /** report an error: |
jjg@73 | 447 | */ |
duke@1 | 448 | public void rawError(int pos, String msg) { |
mcimadamore@168 | 449 | if (nerrors < MaxErrors && shouldReport(currentSourceFile(), pos)) { |
duke@1 | 450 | printRawError(pos, msg); |
duke@1 | 451 | prompt(); |
duke@1 | 452 | nerrors++; |
duke@1 | 453 | } |
duke@1 | 454 | errWriter.flush(); |
duke@1 | 455 | } |
duke@1 | 456 | |
jjg@73 | 457 | /** report a warning: |
jjg@73 | 458 | */ |
duke@1 | 459 | public void rawWarning(int pos, String msg) { |
duke@1 | 460 | if (nwarnings < MaxWarnings && emitWarnings) { |
duke@1 | 461 | printRawError(pos, "warning: " + msg); |
duke@1 | 462 | } |
duke@1 | 463 | prompt(); |
duke@1 | 464 | nwarnings++; |
duke@1 | 465 | errWriter.flush(); |
duke@1 | 466 | } |
duke@1 | 467 | |
duke@1 | 468 | public static String format(String fmt, Object... args) { |
duke@1 | 469 | return String.format((java.util.Locale)null, fmt, args); |
duke@1 | 470 | } |
duke@1 | 471 | |
duke@1 | 472 | } |