net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/batch/Main.java

   1 /*******************************************************************************
   2  * Copyright (c) 2000, 2001, 2002 International Business Machines Corp. and others.
   3  * All rights reserved. This program and the accompanying materials
   4  * are made available under the terms of the Common Public License v0.5
   5  * which accompanies this distribution, and is available at
   6  * http://www.eclipse.org/legal/cpl-v05.html
   7  *
   8  * Contributors:
   9  *     IBM Corporation - initial API and implementation
  10  ******************************************************************************/
  11 package net.sourceforge.phpdt.internal.compiler.batch;
  12
  13 import java.io.ByteArrayInputStream;
  14 import java.io.File;
  15 import java.io.FileOutputStream;
  16 import java.io.IOException;
  17 import java.io.InputStreamReader;
  18 import java.io.PrintWriter;
  19 import java.io.UnsupportedEncodingException;
  20 import java.util.Enumeration;
  21 import java.util.Hashtable;
  22 import java.util.Locale;
  23 import java.util.Map;
  24 import java.util.MissingResourceException;
  25 import java.util.ResourceBundle;
  26 import java.util.StringTokenizer;
  27
  28 import net.sourceforge.phpdt.core.compiler.IProblem;
  29 import net.sourceforge.phpdt.core.compiler.InvalidInputException;
  30 import net.sourceforge.phpdt.internal.compiler.ClassFile;
  31 import net.sourceforge.phpdt.internal.compiler.CompilationResult;
  32 import net.sourceforge.phpdt.internal.compiler.Compiler;
  33 import net.sourceforge.phpdt.internal.compiler.ICompilerRequestor;
  34 import net.sourceforge.phpdt.internal.compiler.IErrorHandlingPolicy;
  35 import net.sourceforge.phpdt.internal.compiler.IProblemFactory;
  36 import net.sourceforge.phpdt.internal.compiler.env.ICompilationUnit;
  37 import net.sourceforge.phpdt.internal.compiler.env.INameEnvironment;
  38 import net.sourceforge.phpdt.internal.compiler.impl.CompilerOptions;
  39 import net.sourceforge.phpdt.internal.compiler.problem.DefaultProblem;
  40 import net.sourceforge.phpdt.internal.compiler.problem.DefaultProblemFactory;
  41 import net.sourceforge.phpdt.internal.compiler.problem.ProblemSeverities;
  42 import net.sourceforge.phpdt.internal.compiler.util.CharOperation;
  43 import net.sourceforge.phpdt.internal.compiler.util.HashtableOfObject;
  44
  45 public class Main implements ProblemSeverities {
  46
  47         public boolean noWarn = false;
  48
  49         public PrintWriter out;
  50         public boolean systemExitWhenFinished = true;
  51         public boolean proceedOnError = false;
  52
  53         public boolean verbose = false;
  54         public boolean produceRefInfo = false;
  55         public boolean timer = false;
  56         public boolean showProgress = false;
  57         public long time = 0;
  58         public long lineCount;
  59         public boolean generatePackagesStructure;
  60
  61         public Hashtable options;
  62         public String[] filenames;
  63         public String[] encodings;
  64         public String[] classpaths;
  65         public String destinationPath;
  66         public String log;
  67         public int repetitions;
  68         public int globalProblemsCount;
  69         public int globalErrorsCount;
  70         public int globalWarningsCount;
  71         public int exportedClassFilesCounter;
  72
  73         public static final char[] CLASS_FILE_EXTENSION = ".class".toCharArray(); //$NON-NLS-1$
  74         public final static char[] DOUBLE_QUOTES = "''".toCharArray(); //$NON-NLS-1$
  75         public final static char[] SINGLE_QUOTE = "'".toCharArray(); //$NON-NLS-1$
  76
  77         /* Bundle containing messages */
  78         public static ResourceBundle bundle;
  79         public final static String bundleName =
  80                 "org.eclipse.jdt.internal.compiler.batch.messages";     //$NON-NLS-1$
  81
  82         static {
  83                 relocalize();
  84         }
  85
  86         public boolean proceed = true;
  87
  88         public Main(PrintWriter writer, boolean systemExitWhenFinished) {
  89
  90                 this.out = writer;
  91                 this.systemExitWhenFinished = systemExitWhenFinished;
  92                 exportedClassFilesCounter = 0;
  93                 options = new Hashtable();
  94                 options.put(
  95                         CompilerOptions.OPTION_LocalVariableAttribute,
  96                         CompilerOptions.DO_NOT_GENERATE);
  97                 options.put(
  98                         CompilerOptions.OPTION_LineNumberAttribute,
  99                         CompilerOptions.DO_NOT_GENERATE);
 100                 options.put(
 101                         CompilerOptions.OPTION_SourceFileAttribute,
 102                         CompilerOptions.DO_NOT_GENERATE);
 103                 options.put(
 104                         CompilerOptions.OPTION_PreserveUnusedLocal,
 105                         CompilerOptions.OPTIMIZE_OUT);
 106                 options.put(
 107                         CompilerOptions.OPTION_ReportUnreachableCode,
 108                         CompilerOptions.ERROR);
 109                 options.put(CompilerOptions.OPTION_ReportInvalidImport, CompilerOptions.ERROR);
 110                 options.put(
 111                         CompilerOptions.OPTION_ReportOverridingPackageDefaultMethod,
 112                         CompilerOptions.WARNING);
 113                 options.put(
 114                         CompilerOptions.OPTION_ReportMethodWithConstructorName,
 115                         CompilerOptions.WARNING);
 116                 options.put(CompilerOptions.OPTION_ReportDeprecation, CompilerOptions.WARNING);
 117                 options.put(
 118                         CompilerOptions.OPTION_ReportHiddenCatchBlock,
 119                         CompilerOptions.WARNING);
 120                 options.put(CompilerOptions.OPTION_ReportUnusedLocal, CompilerOptions.IGNORE);
 121                 options.put(
 122                         CompilerOptions.OPTION_ReportUnusedParameter,
 123                         CompilerOptions.IGNORE);
 124                 options.put(
 125                         CompilerOptions.OPTION_ReportSyntheticAccessEmulation,
 126                         CompilerOptions.IGNORE);
 127                 options.put(
 128                         CompilerOptions.OPTION_ReportNonExternalizedStringLiteral,
 129                         CompilerOptions.IGNORE);
 130                 options.put(
 131                         CompilerOptions.OPTION_ReportAssertIdentifier,
 132                         CompilerOptions.IGNORE);
 133                 options.put(
 134                         CompilerOptions.OPTION_Compliance,
 135                         CompilerOptions.VERSION_1_3);
 136                 options.put(
 137                         CompilerOptions.OPTION_Source,
 138                         CompilerOptions.VERSION_1_3);
 139                 options.put(
 140                         CompilerOptions.OPTION_TargetPlatform,
 141                         CompilerOptions.VERSION_1_1);
 142         }
 143
 144         /*
 145          *  Low-level API performing the actual compilation
 146          */
 147         public boolean compile(String[] argv) {
 148
 149                 // decode command line arguments
 150                 try {
 151                         configure(argv);
 152                         if (proceed) {
 153                                 if (showProgress)
 154                                         out.print(Main.bind("progress.compiling")); //$NON-NLS-1$
 155                                 for (int i = 0; i < repetitions; i++) {
 156                                         globalProblemsCount = 0;
 157                                         globalErrorsCount = 0;
 158                                         globalWarningsCount = 0;
 159                                         lineCount = 0;
 160
 161                                         if (repetitions > 1) {
 162                                                 out.flush();
 163                                                 out.println(
 164                                                         Main.bind(
 165                                                                 "compile.repetition", //$NON-NLS-1$
 166                                                                 String.valueOf(i + 1),
 167                                                                 String.valueOf(repetitions)));
 168                                         }
 169                                         long startTime = System.currentTimeMillis();
 170                                         // request compilation
 171                                         performCompilation();
 172                                         if (timer) {
 173
 174                                                 time = System.currentTimeMillis() - startTime;
 175                                                 if (lineCount != 0) {
 176                                                         out.println(
 177                                                                 Main.bind(
 178                                                                         "compile.instantTime",  //$NON-NLS-1$
 179                                                                         new String[] {
 180                                                                                 String.valueOf(lineCount),
 181                                                                                 String.valueOf(time),
 182                                                                                 String.valueOf((((int) ((lineCount * 10000.0) / time)) / 10.0))}));
 183                                                 } else {
 184                                                         out.println(Main.bind("compile.totalTime", String.valueOf(time))); //$NON-NLS-1$
 185                                                 }
 186                                         }
 187                                         if (globalProblemsCount > 0) {
 188                                                 if (globalProblemsCount == 1) {
 189                                                         out.print(Main.bind("compile.oneProblem")); //$NON-NLS-1$
 190                                                 } else {
 191                                                         out.print(
 192                                                                 Main.bind("compile.severalProblems", String.valueOf(globalProblemsCount)));     //$NON-NLS-1$
 193                                                 }
 194                                                 out.print(" ("); //$NON-NLS-1$
 195                                                 if (globalErrorsCount > 0) {
 196                                                         if (globalErrorsCount == 1) {
 197                                                                 out.print(Main.bind("compile.oneError")); //$NON-NLS-1$
 198                                                         } else {
 199                                                                 out.print(
 200                                                                         Main.bind("compile.severalErrors", String.valueOf(globalErrorsCount)));         //$NON-NLS-1$
 201                                                         }
 202                                                 }
 203                                                 if (globalWarningsCount > 0) {
 204                                                         if (globalErrorsCount > 0) {
 205                                                                 out.print(", "); //$NON-NLS-1$
 206                                                         }
 207                                                         if (globalWarningsCount == 1) {
 208                                                                 out.print(Main.bind("compile.oneWarning")); //$NON-NLS-1$
 209                                                         } else {
 210                                                                 out.print(
 211                                                                         Main.bind("compile.severalWarnings", String.valueOf(globalWarningsCount)));     //$NON-NLS-1$
 212                                                         }
 213                                                 }
 214                                                 out.println(")"); //$NON-NLS-1$
 215                                         }
 216                                         if (exportedClassFilesCounter != 0
 217                                                 && (this.showProgress || this.timer || this.verbose)) {
 218                                                 if (exportedClassFilesCounter == 1) {
 219                                                         out.print(Main.bind("compile.oneClassFileGenerated")); //$NON-NLS-1$
 220                                                 } else {
 221                                                         out.print(
 222                                                                 Main.bind(
 223                                                                         "compile.severalClassFilesGenerated", //$NON-NLS-1$
 224                                                                         String.valueOf(exportedClassFilesCounter)));
 225                                                 }
 226                                         }
 227                                 }
 228                                 if (showProgress)
 229                                         System.out.println();
 230                         }
 231                         if (systemExitWhenFinished) {
 232                                 out.flush();
 233                                 System.exit(globalErrorsCount > 0 ? -1 : 0);
 234                         }
 235                 } catch (InvalidInputException e) {
 236                         out.println(e.getMessage());
 237                         out.println("------------------------"); //$NON-NLS-1$
 238                         printUsage();
 239                         if (systemExitWhenFinished) {
 240                                 System.exit(-1);
 241                         }
 242                 } catch (ThreadDeath e) { // do not stop this one
 243                         throw e;
 244                 } catch (Throwable e) { // internal compiler error
 245                         if (systemExitWhenFinished) {
 246                                 out.flush();
 247                                 if (this.log != null) {
 248                                         out.close();
 249                                 }
 250                                 System.exit(-1);
 251                         }
 252                         //e.printStackTrace();
 253                 } finally {
 254                         out.flush();
 255                         if (this.log != null) {
 256                                 out.close();
 257                         }
 258                 }
 259                 if (globalErrorsCount == 0){
 260                         return true;
 261                 } else {
 262                         return false;
 263                 }
 264         }
 265
 266         /*
 267          * Internal IDE API
 268          */
 269         public static boolean compile(String commandLine) {
 270
 271                 return compile(commandLine, new PrintWriter(System.out));
 272         }
 273
 274         /*
 275          * Internal IDE API for test harness purpose
 276          */
 277         public static boolean compile(String commandLine, PrintWriter writer) {
 278
 279                 return new Main(writer, false).compile(tokenize(commandLine));
 280         }
 281
 282         public static String[] tokenize(String commandLine) {
 283
 284                 int count = 0;
 285                 String[] arguments = new String[10];
 286                 StringTokenizer tokenizer = new StringTokenizer(commandLine, " \"", true); //$NON-NLS-1$
 287                 String token = "", lastToken; //$NON-NLS-1$
 288                 boolean insideQuotes = false;
 289                 boolean startNewToken = true;
 290
 291                 // take care to quotes on the command line
 292                 // 'xxx "aaa bbb";ccc yyy' --->  {"xxx", "aaa bbb;ccc", "yyy" }
 293                 // 'xxx "aaa bbb;ccc" yyy' --->  {"xxx", "aaa bbb;ccc", "yyy" }
 294                 // 'xxx "aaa bbb";"ccc" yyy' --->  {"xxx", "aaa bbb;ccc", "yyy" }
 295                 // 'xxx/"aaa bbb";"ccc" yyy' --->  {"xxx/aaa bbb;ccc", "yyy" }
 296                 while (tokenizer.hasMoreTokens()) {
 297                         lastToken = token;
 298                         token = tokenizer.nextToken();
 299
 300                         if (token.equals(" ")) { //$NON-NLS-1$
 301                                 if (insideQuotes) {
 302                                         arguments[count - 1] += token;
 303                                         startNewToken = false;
 304                                 } else {
 305                                         startNewToken = true;
 306                                 }
 307                         } else if (token.equals("\"")) { //$NON-NLS-1$
 308                                 if (!insideQuotes && startNewToken) { //$NON-NLS-1$
 309                                         if (count == arguments.length)
 310                                                 System.arraycopy(arguments, 0, (arguments = new String[count * 2]), 0, count);
 311                                         arguments[count++] = ""; //$NON-NLS-1$
 312                                 }
 313                                 insideQuotes = !insideQuotes;
 314                                 startNewToken = false;
 315                         } else {
 316                                 if (insideQuotes) {
 317                                         arguments[count - 1] += token;
 318                                 } else {
 319                                         if (token.length() > 0 && !startNewToken) {
 320                                                 arguments[count - 1] += token;
 321                                         } else {
 322                                                 if (count == arguments.length)
 323                                                         System.arraycopy(arguments, 0, (arguments = new String[count * 2]), 0, count);
 324                                                 arguments[count++] = token;
 325                                         }
 326                                 }
 327                                 startNewToken = false;
 328                         }
 329                 }
 330                 System.arraycopy(arguments, 0, arguments = new String[count], 0, count);
 331                 return arguments;
 332         }
 333
 334         /*
 335         Decode the command line arguments
 336          */
 337         public void configure(String[] argv) throws InvalidInputException {
 338
 339                 if ((argv == null) || (argv.length == 0))
 340                         throw new InvalidInputException(Main.bind("configure.noSourceFile")); //$NON-NLS-1$
 341                 final int InsideClasspath = 1;
 342                 final int InsideDestinationPath = 2;
 343                 final int TargetSetting = 4;
 344                 final int InsideLog = 8;
 345                 final int InsideRepetition = 16;
 346                 final int InsideSource = 32;
 347                 final int InsideDefaultEncoding = 64;
 348                 final int Default = 0;
 349                 int DEFAULT_SIZE_CLASSPATH = 4;
 350                 boolean warnOptionInUse = false;
 351                 boolean noWarnOptionInUse = false;
 352                 int pathCount = 0;
 353                 int index = -1, filesCount = 0, argCount = argv.length;
 354                 int mode = Default;
 355                 repetitions = 0;
 356                 boolean versionIDRequired = false;
 357                 boolean printUsageRequired = false;
 358
 359                 boolean didSpecifyCompliance = false;
 360                 boolean didSpecifySourceLevel = false;
 361                 boolean didSpecifyDefaultEncoding = false;
 362                 boolean didSpecifyTarget = false;
 363
 364                 String customEncoding = null;
 365                 String currentArg = ""; //$NON-NLS-1$
 366
 367                 while (++index < argCount) {
 368
 369                         if (customEncoding != null) {
 370                                 throw new InvalidInputException(
 371                                         Main.bind("configure.unexpectedCustomEncoding", currentArg, customEncoding)); //$NON-NLS-1$
 372                         }
 373
 374                         currentArg = argv[index].trim();
 375
 376                         customEncoding = null;
 377                         if (currentArg.endsWith("]")) { //$NON-NLS-1$
 378                                 // look for encoding specification
 379                                 int encodingStart = currentArg.indexOf('[') + 1;
 380                                 int encodingEnd = currentArg.length() - 1;
 381                                 if (encodingStart >= 1) {
 382                                         if (encodingStart < encodingEnd) {
 383                                                 customEncoding = currentArg.substring(encodingStart, encodingEnd);
 384                                                 try { // ensure encoding is supported
 385                                                         new InputStreamReader(new ByteArrayInputStream(new byte[0]), customEncoding);
 386                                                 } catch (UnsupportedEncodingException e) {
 387                                                         throw new InvalidInputException(
 388                                                                 Main.bind("configure.unsupportedEncoding", customEncoding)); //$NON-NLS-1$
 389                                                 }
 390                                         }
 391                                         currentArg = currentArg.substring(0, encodingStart - 1);
 392                                 }
 393                         }
 394
 395                         if (currentArg.endsWith(".java")) { //$NON-NLS-1$
 396                                 if (filenames == null) {
 397                                         filenames = new String[argCount - index];
 398                                         encodings = new String[argCount - index];
 399                                 } else if (filesCount == filenames.length) {
 400                                         int length = filenames.length;
 401                                         System.arraycopy(
 402                                                 filenames,
 403                                                 0,
 404                                                 (filenames = new String[length + argCount - index]),
 405                                                 0,
 406                                                 length);
 407                                         System.arraycopy(
 408                                                 encodings,
 409                                                 0,
 410                                                 (encodings = new String[length + argCount - index]),
 411                                                 0,
 412                                                 length);
 413                                 }
 414                                 filenames[filesCount] = currentArg;
 415                                 encodings[filesCount++] = customEncoding;
 416                                 customEncoding = null;
 417                                 mode = Default;
 418                                 continue;
 419                         }
 420                         if (currentArg.equals("-log")) { //$NON-NLS-1$
 421                                 if (log != null)
 422                                         throw new InvalidInputException(
 423                                                 Main.bind("configure.duplicateLog", currentArg)); //$NON-NLS-1$
 424                                 mode = InsideLog;
 425                                 continue;
 426                         }
 427                         if (currentArg.equals("-repeat")) { //$NON-NLS-1$
 428                                 if (repetitions > 0)
 429                                         throw new InvalidInputException(
 430                                                 Main.bind("configure.duplicateRepeat", currentArg)); //$NON-NLS-1$
 431                                 mode = InsideRepetition;
 432                                 continue;
 433                         }
 434                         if (currentArg.equals("-source")) { //$NON-NLS-1$
 435                                 mode = InsideSource;
 436                                 didSpecifySourceLevel = true;
 437                                 continue;
 438                         }
 439                         if (currentArg.equals("-encoding")) { //$NON-NLS-1$
 440                                 mode = InsideDefaultEncoding;
 441                                 continue;
 442                         }
 443                         if (currentArg.equals("-1.3")) { //$NON-NLS-1$
 444                                 if (didSpecifyCompliance) {
 445                                         throw new InvalidInputException(
 446                                                 Main.bind("configure.duplicateCompliance", currentArg));//$NON-NLS-1$
 447                                 }
 448                                 didSpecifyCompliance = true;
 449                                 options.put(CompilerOptions.OPTION_Compliance, CompilerOptions.VERSION_1_3);
 450                                 mode = Default;
 451                                 continue;
 452                         }
 453                         if (currentArg.equals("-1.4")) { //$NON-NLS-1$
 454                                 if (didSpecifyCompliance) {
 455                                         throw new InvalidInputException(
 456                                                 Main.bind("configure.duplicateCompliance", currentArg)); //$NON-NLS-1$
 457                                 }
 458                                 didSpecifyCompliance = true;
 459                                 options.put(CompilerOptions.OPTION_Compliance, CompilerOptions.VERSION_1_4);
 460                                 mode = Default;
 461                                 continue;
 462                         }
 463                         if (currentArg.equals("-d")) { //$NON-NLS-1$
 464                                 if (destinationPath != null)
 465                                         throw new InvalidInputException(
 466                                                 Main.bind("configure.duplicateOutputPath", currentArg)); //$NON-NLS-1$
 467                                 mode = InsideDestinationPath;
 468                                 generatePackagesStructure = true;
 469                                 continue;
 470                         }
 471                         if (currentArg.equals("-classpath") //$NON-NLS-1$
 472                                 || currentArg.equals("-cp")) { //$NON-NLS-1$ //$NON-NLS-2$
 473                                 if (pathCount > 0)
 474                                         throw new InvalidInputException(
 475                                                 Main.bind("configure.duplicateClasspath", currentArg)); //$NON-NLS-1$
 476                                 classpaths = new String[DEFAULT_SIZE_CLASSPATH];
 477                                 mode = InsideClasspath;
 478                                 continue;
 479                         }
 480                         if (currentArg.equals("-progress")) { //$NON-NLS-1$
 481                                 mode = Default;
 482                                 showProgress = true;
 483                                 continue;
 484                         }
 485                         if (currentArg.equals("-proceedOnError")) { //$NON-NLS-1$
 486                                 mode = Default;
 487                                 proceedOnError = true;
 488                                 continue;
 489                         }
 490                         if (currentArg.equals("-time")) { //$NON-NLS-1$
 491                                 mode = Default;
 492                                 timer = true;
 493                                 continue;
 494                         }
 495                         if (currentArg.equals("-version") //$NON-NLS-1$
 496                                 || currentArg.equals("-v")) { //$NON-NLS-1$ //$NON-NLS-2$
 497                                 versionIDRequired = true;
 498                                 continue;
 499                         }
 500                         if ("-deprecation".equals(currentArg)) { //$NON-NLS-1$
 501                                 warnOptionInUse = true;
 502                                 if (noWarnOptionInUse)
 503                                         throw new InvalidInputException(
 504                                                 Main.bind("configure.duplicateWarningConfiguration")); //$NON-NLS-1$
 505                                 options.put(CompilerOptions.OPTION_ReportDeprecation, CompilerOptions.WARNING);
 506                                 continue;
 507                         }
 508                         if (currentArg.equals("-help")) { //$NON-NLS-1$
 509                                 printUsageRequired = true;
 510                                 continue;
 511                         }
 512                         if (currentArg.equals("-noImportError")) { //$NON-NLS-1$
 513                                 mode = Default;
 514                                 options.put(
 515                                         CompilerOptions.OPTION_ReportInvalidImport,
 516                                         CompilerOptions.WARNING);
 517                                 continue;
 518                         }
 519                         if (currentArg.equals("-noExit")) { //$NON-NLS-1$
 520                                 mode = Default;
 521                                 systemExitWhenFinished = false;
 522                                 continue;
 523                         }
 524                         if (currentArg.equals("-verbose")) { //$NON-NLS-1$
 525                                 mode = Default;
 526                                 verbose = true;
 527                                 continue;
 528                         }
 529                         if (currentArg.equals("-referenceInfo")) { //$NON-NLS-1$
 530                                 mode = Default;
 531                                 produceRefInfo = true;
 532                                 continue;
 533                         }
 534                         if (currentArg.startsWith("-g")) { //$NON-NLS-1$
 535                                 mode = Default;
 536                                 String debugOption = currentArg;
 537                                 int length = currentArg.length();
 538                                 if (length == 2) {
 539                                         options.put(
 540                                                 CompilerOptions.OPTION_LocalVariableAttribute,
 541                                                 CompilerOptions.GENERATE);
 542                                         options.put(
 543                                                 CompilerOptions.OPTION_LineNumberAttribute,
 544                                                 CompilerOptions.GENERATE);
 545                                         options.put(
 546                                                 CompilerOptions.OPTION_SourceFileAttribute,
 547                                                 CompilerOptions.GENERATE);
 548                                         continue;
 549                                 }
 550                                 if (length > 3) {
 551                                         options.put(
 552                                                 CompilerOptions.OPTION_LocalVariableAttribute,
 553                                                 CompilerOptions.DO_NOT_GENERATE);
 554                                         options.put(
 555                                                 CompilerOptions.OPTION_LineNumberAttribute,
 556                                                 CompilerOptions.DO_NOT_GENERATE);
 557                                         options.put(
 558                                                 CompilerOptions.OPTION_SourceFileAttribute,
 559                                                 CompilerOptions.DO_NOT_GENERATE);
 560                                         if (length == 7 && debugOption.equals("-g:none")) //$NON-NLS-1$
 561                                                 continue;
 562                                         StringTokenizer tokenizer =
 563                                                 new StringTokenizer(debugOption.substring(3, debugOption.length()), ","); //$NON-NLS-1$
 564                                         while (tokenizer.hasMoreTokens()) {
 565                                                 String token = tokenizer.nextToken();
 566                                                 if (token.equals("vars")) { //$NON-NLS-1$
 567                                                         options.put(
 568                                                                 CompilerOptions.OPTION_LocalVariableAttribute,
 569                                                                 CompilerOptions.GENERATE);
 570                                                 } else if (token.equals("lines")) { //$NON-NLS-1$
 571                                                         options.put(
 572                                                                 CompilerOptions.OPTION_LineNumberAttribute,
 573                                                                 CompilerOptions.GENERATE);
 574                                                 } else if (token.equals("source")) { //$NON-NLS-1$
 575                                                         options.put(
 576                                                                 CompilerOptions.OPTION_SourceFileAttribute,
 577                                                                 CompilerOptions.GENERATE);
 578                                                 } else {
 579                                                         throw new InvalidInputException(
 580                                                                 Main.bind("configure.invalidDebugOption", debugOption)); //$NON-NLS-1$
 581                                                         //$NON-NLS-1$
 582                                                 }
 583                                         }
 584                                         continue;
 585                                 }
 586                                 throw new InvalidInputException(
 587                                         Main.bind("configure.invalidDebugOption", debugOption)); //$NON-NLS-1$
 588                         }
 589                         if (currentArg.startsWith("-nowarn")) { //$NON-NLS-1$
 590                                 noWarnOptionInUse = true;
 591                                 noWarn = true;
 592                                 if (warnOptionInUse)
 593                                         throw new InvalidInputException(
 594                                                 Main.bind("configure.duplicateWarningConfiguration")); //$NON-NLS-1$
 595                                 mode = Default;
 596                                 continue;
 597                         }
 598                         if (currentArg.startsWith("-warn")) { //$NON-NLS-1$
 599                                 warnOptionInUse = true;
 600                                 if (noWarnOptionInUse)
 601                                         throw new InvalidInputException(
 602                                                 Main.bind("configure.duplicateWarningConfiguration")); //$NON-NLS-1$
 603                                 mode = Default;
 604                                 String warningOption = currentArg;
 605                                 int length = currentArg.length();
 606                                 if (length == 10 && warningOption.equals("-warn:none")) { //$NON-NLS-1$
 607                                         noWarn = true;
 608                                         continue;
 609                                 }
 610                                 if (length < 6)
 611                                         throw new InvalidInputException(
 612                                                 Main.bind("configure.invalidWarningConfiguration", warningOption)); //$NON-NLS-1$
 613                                 StringTokenizer tokenizer =
 614                                         new StringTokenizer(warningOption.substring(6, warningOption.length()), ","); //$NON-NLS-1$
 615                                 int tokenCounter = 0;
 616
 617                                 options.put(
 618                                         CompilerOptions.OPTION_ReportOverridingPackageDefaultMethod,
 619                                         CompilerOptions.IGNORE);
 620                                 options.put(
 621                                         CompilerOptions.OPTION_ReportMethodWithConstructorName,
 622                                         CompilerOptions.IGNORE);
 623                                 options.put(
 624                                         CompilerOptions.OPTION_ReportDeprecation,
 625                                         CompilerOptions.IGNORE);
 626                                 options.put(
 627                                         CompilerOptions.OPTION_ReportHiddenCatchBlock,
 628                                         CompilerOptions.IGNORE);
 629                                 options.put(
 630                                         CompilerOptions.OPTION_ReportUnusedLocal,
 631                                         CompilerOptions.IGNORE);
 632                                 options.put(
 633                                         CompilerOptions.OPTION_ReportUnusedParameter,
 634                                         CompilerOptions.IGNORE);
 635                                 options.put(
 636                                         CompilerOptions.OPTION_ReportSyntheticAccessEmulation,
 637                                         CompilerOptions.IGNORE);
 638                                 options.put(
 639                                         CompilerOptions.OPTION_ReportNonExternalizedStringLiteral,
 640                                         CompilerOptions.IGNORE);
 641                                 options.put(
 642                                         CompilerOptions.OPTION_ReportAssertIdentifier,
 643                                         CompilerOptions.IGNORE);
 644                                 options.put(
 645                                         CompilerOptions.OPTION_ReportUnusedImport,
 646                                         CompilerOptions.IGNORE);
 647
 648                                 while (tokenizer.hasMoreTokens()) {
 649                                         String token = tokenizer.nextToken();
 650                                         tokenCounter++;
 651                                         if (token.equals("constructorName")) { //$NON-NLS-1$
 652                                                 options.put(
 653                                                         CompilerOptions.OPTION_ReportMethodWithConstructorName,
 654                                                         CompilerOptions.WARNING);
 655                                         } else if (token.equals("packageDefaultMethod")) { //$NON-NLS-1$
 656                                                 options.put(
 657                                                         CompilerOptions.OPTION_ReportOverridingPackageDefaultMethod,
 658                                                         CompilerOptions.WARNING);
 659                                         } else if (token.equals("maskedCatchBlocks")) { //$NON-NLS-1$
 660                                                 options.put(
 661                                                         CompilerOptions.OPTION_ReportHiddenCatchBlock,
 662                                                         CompilerOptions.WARNING);
 663                                         } else if (token.equals("deprecation")) { //$NON-NLS-1$
 664                                                 options.put(
 665                                                         CompilerOptions.OPTION_ReportDeprecation,
 666                                                         CompilerOptions.WARNING);
 667                                         } else if (token.equals("unusedLocals")) { //$NON-NLS-1$
 668                                                 options.put(
 669                                                         CompilerOptions.OPTION_ReportUnusedLocal,
 670                                                         CompilerOptions.WARNING);
 671                                         } else if (token.equals("unusedArguments")) { //$NON-NLS-1$
 672                                                 options.put(
 673                                                         CompilerOptions.OPTION_ReportUnusedParameter,
 674                                                         CompilerOptions.WARNING);
 675                                         } else if (token.equals("unusedImports")) { //$NON-NLS-1$
 676                                                 options.put(
 677                                                         CompilerOptions.OPTION_ReportUnusedImport,
 678                                                         CompilerOptions.WARNING);
 679                                         } else if (token.equals("syntheticAccess")) { //$NON-NLS-1$
 680                                                 options.put(
 681                                                         CompilerOptions.OPTION_ReportSyntheticAccessEmulation,
 682                                                         CompilerOptions.WARNING);
 683                                         } else if (token.equals("nls")) { //$NON-NLS-1$
 684                                                 options.put(
 685                                                         CompilerOptions.OPTION_ReportNonExternalizedStringLiteral,
 686                                                         CompilerOptions.WARNING);
 687                                         } else if (token.equals("assertIdentifier")) { //$NON-NLS-1$
 688                                                 options.put(
 689                                                         CompilerOptions.OPTION_ReportAssertIdentifier,
 690                                                         CompilerOptions.WARNING);
 691                                         } else {
 692                                                 throw new InvalidInputException(Main.bind("configure.invalidWarning", token)); //$NON-NLS-1$
 693                                         }
 694                                 }
 695                                 if (tokenCounter == 0)
 696                                         throw new InvalidInputException(
 697                                                 Main.bind("configure.invalidWarningOption", currentArg)); //$NON-NLS-1$
 698                                 continue;
 699                         }
 700                         if (currentArg.equals("-target")) { //$NON-NLS-1$
 701                                 didSpecifyTarget = true;
 702                                 mode = TargetSetting;
 703                                 continue;
 704                         }
 705                         if (currentArg.equals("-preserveAllLocals")) { //$NON-NLS-1$
 706                                 options.put(
 707                                         CompilerOptions.OPTION_PreserveUnusedLocal,
 708                                         CompilerOptions.PRESERVE);
 709                                 continue;
 710                         }
 711                         if (mode == TargetSetting) {
 712                                 if (currentArg.equals("1.1")) { //$NON-NLS-1$
 713                                         options.put(CompilerOptions.OPTION_TargetPlatform, CompilerOptions.VERSION_1_1);
 714                                 } else if (currentArg.equals("1.2")) { //$NON-NLS-1$
 715                                         options.put(CompilerOptions.OPTION_TargetPlatform, CompilerOptions.VERSION_1_2);
 716                                 } else if (currentArg.equals("1.3")) { //$NON-NLS-1$
 717                                         options.put(CompilerOptions.OPTION_TargetPlatform, CompilerOptions.VERSION_1_3);
 718                                 } else if (currentArg.equals("1.4")) { //$NON-NLS-1$
 719                                         options.put(CompilerOptions.OPTION_TargetPlatform, CompilerOptions.VERSION_1_4);
 720                                 } else {
 721                                         throw new InvalidInputException(Main.bind("configure.targetJDK", currentArg)); //$NON-NLS-1$
 722                                 }
 723                                 mode = Default;
 724                                 continue;
 725                         }
 726                         if (mode == InsideLog) {
 727                                 log = currentArg;
 728                                 mode = Default;
 729                                 continue;
 730                         }
 731                         if (mode == InsideRepetition) {
 732                                 try {
 733                                         repetitions = Integer.parseInt(currentArg);
 734                                         if (repetitions <= 0) {
 735                                                 throw new InvalidInputException(Main.bind("configure.repetition", currentArg)); //$NON-NLS-1$
 736                                         }
 737                                 } catch (NumberFormatException e) {
 738                                         throw new InvalidInputException(Main.bind("configure.repetition", currentArg)); //$NON-NLS-1$
 739                                 }
 740                                 mode = Default;
 741                                 continue;
 742                         }
 743                         if (mode == InsideSource) {
 744                                 if (currentArg.equals("1.3")) { //$NON-NLS-1$
 745                                         options.put(CompilerOptions.OPTION_Source, CompilerOptions.VERSION_1_3);
 746                                 } else if (currentArg.equals("1.4")) { //$NON-NLS-1$
 747                                         options.put(CompilerOptions.OPTION_Source, CompilerOptions.VERSION_1_4);
 748                                 } else {
 749                                         throw new InvalidInputException(Main.bind("configure.source", currentArg)); //$NON-NLS-1$
 750                                 }
 751                                 mode = Default;
 752                                 continue;
 753                         }
 754                         if (mode == InsideDefaultEncoding) {
 755                                 if (didSpecifyDefaultEncoding) {
 756                                         throw new InvalidInputException(
 757                                                 Main.bind("configure.duplicateDefaultEncoding", currentArg)); //$NON-NLS-1$
 758                                 }
 759                                 try { // ensure encoding is supported
 760                                         new InputStreamReader(new ByteArrayInputStream(new byte[0]), currentArg);
 761                                 } catch (UnsupportedEncodingException e) {
 762                                         throw new InvalidInputException(
 763                                                 Main.bind("configure.unsupportedEncoding", currentArg)); //$NON-NLS-1$
 764                                 }
 765                                 options.put(CompilerOptions.OPTION_Encoding, currentArg);
 766                                 didSpecifyDefaultEncoding = true;
 767                                 mode = Default;
 768                                 continue;
 769                         }
 770                         if (mode == InsideDestinationPath) {
 771                                 destinationPath = currentArg;
 772                                 mode = Default;
 773                                 continue;
 774                         }
 775                         if (mode == InsideClasspath) {
 776                                 StringTokenizer tokenizer = new StringTokenizer(currentArg, File.pathSeparator);
 777                                 while (tokenizer.hasMoreTokens()) {
 778                                         int length;
 779                                         if ((length = classpaths.length) <= pathCount) {
 780                                                 System.arraycopy(
 781                                                         classpaths,
 782                                                         0,
 783                                                         (classpaths = new String[length * 2]),
 784                                                         0,
 785                                                         length);
 786                                         }
 787                                         classpaths[pathCount++] = tokenizer.nextToken();
 788                                 }
 789                                 mode = Default;
 790                                 continue;
 791                         }
 792                         //default is input directory
 793                         currentArg = currentArg.replace('/', File.separatorChar);
 794                         if (currentArg.endsWith(File.separator))
 795                                 currentArg =
 796                                         currentArg.substring(0, currentArg.length() - File.separator.length());
 797                         File dir = new File(currentArg);
 798                         if (!dir.isDirectory())
 799                                 throw new InvalidInputException(
 800                                         Main.bind("configure.directoryNotExist", currentArg)); //$NON-NLS-1$
 801                         FileFinder finder = new FileFinder();
 802                         try {
 803                                 finder.find(dir, ".JAVA", verbose); //$NON-NLS-1$
 804                         } catch (Exception e) {
 805                                 throw new InvalidInputException(Main.bind("configure.IOError", currentArg)); //$NON-NLS-1$
 806                         }
 807                         if (filenames != null) {
 808                                 // some source files were specified explicitly
 809                                 String results[] = finder.resultFiles;
 810                                 int length = results.length;
 811                                 System.arraycopy(
 812                                         filenames,
 813                                         0,
 814                                         (filenames = new String[length + filesCount]),
 815                                         0,
 816                                         filesCount);
 817                                 System.arraycopy(
 818                                         encodings,
 819                                         0,
 820                                         (encodings = new String[length + filesCount]),
 821                                         0,
 822                                         filesCount);
 823                                 System.arraycopy(results, 0, filenames, filesCount, length);
 824                                 for (int i = 0; i < length; i++) {
 825                                         encodings[filesCount + i] = customEncoding;
 826                                 }
 827                                 filesCount += length;
 828                                 customEncoding = null;
 829                         } else {
 830                                 filenames = finder.resultFiles;
 831                                 filesCount = filenames.length;
 832                                 encodings = new String[filesCount];
 833                                 for (int i = 0; i < filesCount; i++) {
 834                                         encodings[i] = customEncoding;
 835                                 }
 836                                 customEncoding = null;
 837                         }
 838                         mode = Default;
 839                         continue;
 840                 }
 841
 842                 if (noWarn) {
 843                         // filter options which are related to the assist component
 844                         Object[] entries = options.entrySet().toArray();
 845                         for (int i = 0, max = entries.length; i < max; i++) {
 846                                 Map.Entry entry = (Map.Entry) entries[i];
 847                                 if (!(entry.getKey() instanceof String))
 848                                         continue;
 849                                 if (!(entry.getValue() instanceof String))
 850                                         continue;
 851                                 if (((String) entry.getValue()).equals(CompilerOptions.WARNING)) {
 852                                         options.put((String) entry.getKey(), CompilerOptions.IGNORE);
 853                                 }
 854                         }
 855                 }
 856                 /*
 857                  * Standalone options
 858                  */
 859                 if (versionIDRequired) {
 860                         out.println(Main.bind("configure.version", Main.bind("compiler.version"))); //$NON-NLS-1$ //$NON-NLS-2$
 861                         out.println();
 862                         proceed = false;
 863                         return;
 864                 }
 865
 866                 if (printUsageRequired) {
 867                         printUsage();
 868                         proceed = false;
 869                         return;
 870                 }
 871
 872                 if (filesCount != 0)
 873                         System.arraycopy(
 874                                 filenames,
 875                                 0,
 876                                 (filenames = new String[filesCount]),
 877                                 0,
 878                                 filesCount);
 879                 if (pathCount == 0) {
 880                         String classProp = System.getProperty("DEFAULT_CLASSPATH"); //$NON-NLS-1$
 881                         if ((classProp == null) || (classProp.length() == 0)) {
 882                                 out.println(Main.bind("configure.noClasspath")); //$NON-NLS-1$
 883                                 classProp = "."; //$NON-NLS-1$
 884                         }
 885                         StringTokenizer tokenizer = new StringTokenizer(classProp, File.pathSeparator);
 886                         classpaths = new String[tokenizer.countTokens()];
 887                         while (tokenizer.hasMoreTokens()) {
 888                                 classpaths[pathCount++] = tokenizer.nextToken();
 889                         }
 890                 }
 891
 892                 if (classpaths == null)
 893                         classpaths = new String[0];
 894                 System.arraycopy(
 895                         classpaths,
 896                         0,
 897                         (classpaths = new String[pathCount]),
 898                         0,
 899                         pathCount);
 900                 for (int i = 0, max = classpaths.length; i < max; i++) {
 901                         File file = new File(classpaths[i]);
 902                         if (!file.exists()) // signal missing classpath entry file
 903                                 out.println(Main.bind("configure.incorrectClasspath", classpaths[i])); //$NON-NLS-1$
 904                 }
 905                 if (destinationPath == null) {
 906                         generatePackagesStructure = false;
 907                 } else if ("none".equals(destinationPath)) { //$NON-NLS-1$
 908                         destinationPath = null;
 909                 }
 910
 911                 if (filenames == null)
 912                         throw new InvalidInputException(Main.bind("configure.noSource")); //$NON-NLS-1$
 913
 914                 // check and set compliance/source/target compatibilities
 915                 if (!didSpecifyCompliance){
 916                                 if (options.get(CompilerOptions.OPTION_Source).equals(CompilerOptions.VERSION_1_4)){
 917                                         options.put(CompilerOptions.OPTION_Compliance, CompilerOptions.VERSION_1_4);
 918                                 } else {
 919                                         options.put(CompilerOptions.OPTION_Compliance, CompilerOptions.VERSION_1_3);
 920                                 }
 921                 }
 922                 String compliance = (String)options.get(CompilerOptions.OPTION_Compliance);
 923                 if (CompilerOptions.VERSION_1_4.equals(compliance)){
 924
 925                         // default 1.4 settings
 926                         if (!didSpecifySourceLevel){
 927                                 options.put(CompilerOptions.OPTION_Source, CompilerOptions.VERSION_1_4);
 928                         }
 929                         if (!didSpecifyTarget){
 930                                 options.put(CompilerOptions.OPTION_TargetPlatform, CompilerOptions.VERSION_1_4);
 931                         }
 932                 } else if (CompilerOptions.VERSION_1_3.equals(compliance)){
 933
 934                         // default 1.4 settings
 935                         if (!didSpecifySourceLevel){
 936                                 options.put(CompilerOptions.OPTION_Source, CompilerOptions.VERSION_1_3);
 937                         }
 938                         if (!didSpecifyTarget){
 939                                 options.put(CompilerOptions.OPTION_TargetPlatform, CompilerOptions.VERSION_1_1);
 940                         }
 941                 }
 942                 // compliance must be 1.4 if source is 1.4
 943                 if (options.get(CompilerOptions.OPTION_Source).equals(CompilerOptions.VERSION_1_4)
 944                                 && !options.get(CompilerOptions.OPTION_Compliance).equals(CompilerOptions.VERSION_1_4)){
 945                                 throw new InvalidInputException(Main.bind("configure.incompatibleComplianceForSource14", (String)options.get(CompilerOptions.OPTION_Compliance))); //$NON-NLS-1$
 946                 }
 947
 948                 // target must be 1.4 if source is 1.4
 949                 if (options.get(CompilerOptions.OPTION_Source).equals(CompilerOptions.VERSION_1_4)
 950                                 && !options.get(CompilerOptions.OPTION_TargetPlatform).equals(CompilerOptions.VERSION_1_4)){
 951                                 throw new InvalidInputException(Main.bind("configure.incompatibleTargetForSource14", (String)options.get(CompilerOptions.OPTION_TargetPlatform))); //$NON-NLS-1$
 952                 }
 953
 954                 // target cannot be 1.4 if compliance is 1.3
 955                 if (options.get(CompilerOptions.OPTION_TargetPlatform).equals(CompilerOptions.VERSION_1_4)
 956                                 && !options.get(CompilerOptions.OPTION_Compliance).equals(CompilerOptions.VERSION_1_4)){
 957                                 throw new InvalidInputException(Main.bind("configure.incompatibleComplianceForTarget14", (String)options.get(CompilerOptions.OPTION_Compliance))); //$NON-NLS-1$
 958                 }
 959
 960                 if (log != null) {
 961                         try {
 962                                 out = new PrintWriter(new FileOutputStream(log, false));
 963                         } catch (IOException e) {
 964                                 throw new InvalidInputException(Main.bind("configure.cannotOpenLog")); //$NON-NLS-1$
 965                         }
 966                 } else {
 967                         showProgress = false;
 968                 }
 969
 970                 if (repetitions == 0) {
 971                         repetitions = 1;
 972                 }
 973         }
 974         public Map getOptions() {
 975                 return this.options;
 976         }
 977         /*
 978          * Answer the component to which will be handed back compilation results from the compiler
 979          */
 980         public ICompilerRequestor getBatchRequestor() {
 981                 return new ICompilerRequestor() {
 982                         int lineDelta = 0;
 983                         public void acceptResult(CompilationResult compilationResult) {
 984                                 if (compilationResult.lineSeparatorPositions != null) {
 985                                         int unitLineCount = compilationResult.lineSeparatorPositions.length;
 986                                         lineCount += unitLineCount;
 987                                         lineDelta += unitLineCount;
 988                                         if (showProgress
 989                                                 && lineDelta > 2000) { // in -log mode, dump a dot every 2000 lines compiled
 990                                                 System.out.print('.');
 991                                                 lineDelta = 0;
 992                                         }
 993                                 }
 994                                 if (compilationResult.hasProblems()) {
 995                                         IProblem[] problems = compilationResult.getProblems();
 996                                         int count = problems.length;
 997                                         int localErrorCount = 0;
 998                                         for (int i = 0; i < count; i++) {
 999                                                 if (problems[i] != null) {
1000                                                         globalProblemsCount++;
1001                                                         if (localErrorCount == 0)
1002                                                                 out.println("----------"); //$NON-NLS-1$
1003                                                         out.print(
1004                                                                 globalProblemsCount
1005                                                                         + ". "  //$NON-NLS-1$
1006                                                                         + (problems[i].isError()
1007                                                                                 ? Main.bind("requestor.error")  //$NON-NLS-1$
1008                                                                                 : Main.bind("requestor.warning")));  //$NON-NLS-1$
1009                                                         if (problems[i].isError()) {
1010                                                                 globalErrorsCount++;
1011                                                         } else {
1012                                                                 globalWarningsCount++;
1013                                                         }
1014                                                         out.print(" "); //$NON-NLS-1$
1015                                                         out.print(
1016                                                                 Main.bind("requestor.in", new String(problems[i].getOriginatingFileName()))); //$NON-NLS-1$
1017                                                         try {
1018                                                                 out.println(
1019                                                                         ((DefaultProblem) problems[i]).errorReportSource(
1020                                                                                 compilationResult.compilationUnit));
1021                                                                 out.println(problems[i].getMessage());
1022                                                         } catch (Exception e) {
1023                                                                 out.println(
1024                                                                         Main.bind("requestor.notRetrieveErrorMessage", problems[i].toString())); //$NON-NLS-1$
1025                                                         }
1026                                                         out.println("----------"); //$NON-NLS-1$
1027                                                         if (problems[i].isError())
1028                                                                 localErrorCount++;
1029                                                 }
1030                                         };
1031                                         // exit?
1032                                         if (systemExitWhenFinished && !proceedOnError && (localErrorCount > 0)) {
1033                                                 out.flush();
1034                                                 System.exit(-1);
1035                                         }
1036                                 }
1037                                 outputClassFiles(compilationResult);
1038                         }
1039                 };
1040         }
1041         /*
1042          *  Build the set of compilation source units
1043          */
1044         public CompilationUnit[] getCompilationUnits()
1045                 throws InvalidInputException {
1046                 int fileCount = filenames.length;
1047                 CompilationUnit[] units = new CompilationUnit[fileCount];
1048                 HashtableOfObject knownFileNames = new HashtableOfObject(fileCount);
1049
1050                 String defaultEncoding = (String) options.get(CompilerOptions.OPTION_Encoding);
1051                 if ("".equals(defaultEncoding)) //$NON-NLS-1$
1052                         defaultEncoding = null; //$NON-NLS-1$
1053
1054                 for (int i = 0; i < fileCount; i++) {
1055                         char[] charName = filenames[i].toCharArray();
1056                         if (knownFileNames.get(charName) != null) {
1057                                 throw new InvalidInputException(Main.bind("unit.more", filenames[i])); //$NON-NLS-1$
1058                         } else {
1059                                 knownFileNames.put(charName, charName);
1060                         }
1061                         File file = new File(filenames[i]);
1062                         if (!file.exists())
1063                                 throw new InvalidInputException(Main.bind("unit.missing", filenames[i])); //$NON-NLS-1$
1064                         String encoding = encodings[i];
1065                         if (encoding == null)
1066                                 encoding = defaultEncoding;
1067                         units[i] = new CompilationUnit(null, filenames[i], encoding);
1068                 }
1069                 return units;
1070         }
1071         /*
1072          *  Low-level API performing the actual compilation
1073          */
1074         public IErrorHandlingPolicy getHandlingPolicy() {
1075
1076                 // passes the initial set of files to the batch oracle (to avoid finding more than once the same units when case insensitive match)
1077                 return new IErrorHandlingPolicy() {
1078                         public boolean stopOnFirstError() {
1079                                 return false;
1080                         }
1081                         public boolean proceedOnErrors() {
1082                                 return proceedOnError; // stop if there are some errors
1083                         }
1084                 };
1085         }
1086         /*
1087          *  Low-level API performing the actual compilation
1088          */
1089         public FileSystem getLibraryAccess() {
1090
1091                 String defaultEncoding = (String) options.get(CompilerOptions.OPTION_Encoding);
1092                 if ("".equals(defaultEncoding)) //$NON-NLS-1$
1093                         defaultEncoding = null; //$NON-NLS-1$
1094                 return new FileSystem(classpaths, filenames, defaultEncoding);
1095         }
1096         /*
1097          *  Low-level API performing the actual compilation
1098          */
1099         public IProblemFactory getProblemFactory() {
1100                 return new DefaultProblemFactory(Locale.getDefault());
1101         }
1102         /*
1103          * External API
1104          */
1105
1106         public static void main(String[] argv) {
1107                 new Main(new PrintWriter(System.out), true).compile(argv);
1108         }
1109         // Dump classfiles onto disk for all compilation units that where successfull.
1110
1111         public void outputClassFiles(CompilationResult unitResult) {
1112
1113                 if (!((unitResult == null) || (unitResult.hasErrors() && !proceedOnError))) {
1114                         Enumeration classFiles = unitResult.compiledTypes.elements();
1115                         if (!this.generatePackagesStructure) {
1116                                 while (classFiles.hasMoreElements()) {
1117                                         this.destinationPath = extractDestinationPathFromSourceFile(unitResult);
1118                                         // retrieve the key and the corresponding classfile
1119                                         ClassFile classFile = (ClassFile) classFiles.nextElement();
1120                                         char[] filename = classFile.fileName();
1121                                         int length = filename.length;
1122                                         char[] relativeName = new char[length + 6];
1123                                         System.arraycopy(filename, 0, relativeName, 0, length);
1124                                         System.arraycopy(CLASS_FILE_EXTENSION, 0, relativeName, length, 6);
1125                                         CharOperation.replace(relativeName, '/', File.separatorChar);
1126                                         try {
1127                                                 ClassFile.writeToDisk(
1128                                                         generatePackagesStructure,
1129                                                         destinationPath,
1130                                                         new String(relativeName),
1131                                                         classFile.getBytes());
1132                                         } catch (IOException e) {
1133                                                 String fileName = destinationPath + new String(relativeName);
1134                                                 e.printStackTrace();
1135                                                 System.out.println(Main.bind("output.noClassFileCreated", fileName));  //$NON-NLS-1$
1136                                         }
1137                                         exportedClassFilesCounter++;
1138                                 }
1139                         } else if (destinationPath != null) {
1140                                 while (classFiles.hasMoreElements()) {
1141                                         // retrieve the key and the corresponding classfile
1142                                         ClassFile classFile = (ClassFile) classFiles.nextElement();
1143                                         char[] filename = classFile.fileName();
1144                                         int length = filename.length;
1145                                         char[] relativeName = new char[length + 6];
1146                                         System.arraycopy(filename, 0, relativeName, 0, length);
1147                                         System.arraycopy(CLASS_FILE_EXTENSION, 0, relativeName, length, 6);
1148                                         CharOperation.replace(relativeName, '/', File.separatorChar);
1149                                         try {
1150                                                 ClassFile.writeToDisk(
1151                                                         generatePackagesStructure,
1152                                                         destinationPath,
1153                                                         new String(relativeName),
1154                                                         classFile.getBytes());
1155                                         } catch (IOException e) {
1156                                                 String fileName = destinationPath + new String(relativeName);
1157                                                 e.printStackTrace();
1158                                                 System.out.println(Main.bind("output.noClassFileCreated", fileName)); //$NON-NLS-1$
1159                                         }
1160                                         exportedClassFilesCounter++;
1161                                 }
1162                         }
1163                 }
1164         }
1165         /*
1166          *  Low-level API performing the actual compilation
1167          */
1168         public void performCompilation() throws InvalidInputException {
1169
1170                 INameEnvironment environment = getLibraryAccess();
1171                 Compiler batchCompiler =
1172                         new Compiler(
1173                                 environment,
1174                                 getHandlingPolicy(),
1175                                 getOptions(),
1176                                 getBatchRequestor(),
1177                                 getProblemFactory());
1178                 CompilerOptions options = batchCompiler.options;
1179
1180                 // set the non-externally configurable options.
1181                 options.setVerboseMode(verbose);
1182                 options.produceReferenceInfo(produceRefInfo);
1183                 batchCompiler.compile(getCompilationUnits());
1184
1185                 // cleanup
1186                 environment.cleanup();
1187         }
1188         public void printUsage() {
1189                 out.println(Main.bind("misc.usage", Main.bind("compiler.version"))); //$NON-NLS-1$ //$NON-NLS-2$
1190                 out.flush();
1191         }
1192
1193         /**
1194          * Creates a NLS catalog for the given locale.
1195          */
1196         public static void relocalize() {
1197                 bundle = ResourceBundle.getBundle(bundleName, Locale.getDefault());
1198         }
1199
1200         /**
1201          * Lookup the message with the given ID in this catalog
1202          */
1203         public static String bind(String id) {
1204                 return bind(id, (String[]) null);
1205         }
1206
1207         /**
1208          * Lookup the message with the given ID in this catalog and bind its
1209          * substitution locations with the given string values.
1210          */
1211         public static String bind(String id, String[] bindings) {
1212                 if (id == null)
1213                         return "No message available"; //$NON-NLS-1$
1214                 String message = null;
1215                 try {
1216                         message = bundle.getString(id);
1217                 } catch (MissingResourceException e) {
1218                         // If we got an exception looking for the message, fail gracefully by just returning
1219                         // the id we were looking for.  In most cases this is semi-informative so is not too bad.
1220                         return "Missing message: " + id + " in: " + bundleName; //$NON-NLS-2$ //$NON-NLS-1$
1221                 }
1222                 // for compatibility with MessageFormat which eliminates double quotes in original message
1223                 char[] messageWithNoDoubleQuotes =
1224                         CharOperation.replace(message.toCharArray(), DOUBLE_QUOTES, SINGLE_QUOTE);
1225                 message = new String(messageWithNoDoubleQuotes);
1226
1227                 if (bindings == null)
1228                         return message;
1229
1230                 int length = message.length();
1231                 int start = -1;
1232                 int end = length;
1233                 StringBuffer output = new StringBuffer(80);
1234                 while (true) {
1235                         if ((end = message.indexOf('{', start)) > -1) {
1236                                 output.append(message.substring(start + 1, end));
1237                                 if ((start = message.indexOf('}', end)) > -1) {
1238                                         int index = -1;
1239                                         try {
1240                                                 index = Integer.parseInt(message.substring(end + 1, start));
1241                                                 output.append(bindings[index]);
1242                                         } catch (NumberFormatException nfe) {
1243                                                 output.append(message.substring(end + 1, start + 1));
1244                                         } catch (ArrayIndexOutOfBoundsException e) {
1245                                                 output.append("{missing " + Integer.toString(index) + "}"); //$NON-NLS-2$ //$NON-NLS-1$
1246                                         }
1247                                 } else {
1248                                         output.append(message.substring(end, length));
1249                                         break;
1250                                 }
1251                         } else {
1252                                 output.append(message.substring(start + 1, length));
1253                                 break;
1254                         }
1255                 }
1256                 return output.toString();
1257         }
1258
1259         /**
1260          * Lookup the message with the given ID in this catalog and bind its
1261          * substitution locations with the given string.
1262          */
1263         public static String bind(String id, String binding) {
1264                 return bind(id, new String[] { binding });
1265         }
1266
1267         /**
1268          * Lookup the message with the given ID in this catalog and bind its
1269          * substitution locations with the given strings.
1270          */
1271         public static String bind(String id, String binding1, String binding2) {
1272                 return bind(id, new String[] { binding1, binding2 });
1273         }
1274
1275         public String extractDestinationPathFromSourceFile(CompilationResult result) {
1276                 ICompilationUnit compilationUnit = result.compilationUnit;
1277                 if (compilationUnit != null) {
1278                         char[] fileName = compilationUnit.getFileName();
1279                         int lastIndex = CharOperation.lastIndexOf(java.io.File.separatorChar, fileName);
1280                         if (lastIndex == -1) {
1281                                 return System.getProperty("user.dir"); //$NON-NLS-1$
1282                         }
1283                         return new String(CharOperation.subarray(fileName, 0, lastIndex));
1284                 }
1285                 return System.getProperty("user.dir"); //$NON-NLS-1$
1286         }
1287
1288 }