first scanner /parser copied from the jdt java version
[phpeclipse.git] / net.sourceforge.phpeclipse / src / net / sourceforge / phpdt / internal / compiler / batch / Main.java
diff --git a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/batch/Main.java b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/batch/Main.java
new file mode 100644 (file)
index 0000000..f833f8b
--- /dev/null
@@ -0,0 +1,1288 @@
+/*******************************************************************************
+ * Copyright (c) 2000, 2001, 2002 International Business Machines Corp. and others.
+ * All rights reserved. This program and the accompanying materials 
+ * are made available under the terms of the Common Public License v0.5 
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/cpl-v05.html
+ * 
+ * Contributors:
+ *     IBM Corporation - initial API and implementation
+ ******************************************************************************/
+package net.sourceforge.phpdt.internal.compiler.batch;
+
+import java.io.ByteArrayInputStream;
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.io.PrintWriter;
+import java.io.UnsupportedEncodingException;
+import java.util.Enumeration;
+import java.util.Hashtable;
+import java.util.Locale;
+import java.util.Map;
+import java.util.MissingResourceException;
+import java.util.ResourceBundle;
+import java.util.StringTokenizer;
+
+import net.sourceforge.phpdt.core.compiler.InvalidInputException;
+import net.sourceforge.phpdt.core.compiler.IProblem;
+import net.sourceforge.phpdt.internal.compiler.ClassFile;
+import net.sourceforge.phpdt.internal.compiler.CompilationResult;
+import net.sourceforge.phpdt.internal.compiler.Compiler;
+import net.sourceforge.phpdt.internal.compiler.ICompilerRequestor;
+import net.sourceforge.phpdt.internal.compiler.IErrorHandlingPolicy;
+import net.sourceforge.phpdt.internal.compiler.IProblemFactory;
+import net.sourceforge.phpdt.internal.compiler.env.ICompilationUnit;
+import net.sourceforge.phpdt.internal.compiler.env.INameEnvironment;
+import net.sourceforge.phpdt.internal.compiler.impl.CompilerOptions;
+import net.sourceforge.phpdt.internal.compiler.problem.DefaultProblem;
+import net.sourceforge.phpdt.internal.compiler.problem.DefaultProblemFactory;
+import net.sourceforge.phpdt.internal.compiler.problem.ProblemSeverities;
+import net.sourceforge.phpdt.internal.compiler.util.CharOperation;
+import net.sourceforge.phpdt.internal.compiler.util.HashtableOfObject;
+
+public class Main implements ProblemSeverities {
+
+       public boolean noWarn = false;
+
+       public PrintWriter out;
+       public boolean systemExitWhenFinished = true;
+       public boolean proceedOnError = false;
+
+       public boolean verbose = false;
+       public boolean produceRefInfo = false;
+       public boolean timer = false;
+       public boolean showProgress = false;
+       public long time = 0;
+       public long lineCount;
+       public boolean generatePackagesStructure;
+
+       public Hashtable options;
+       public String[] filenames;
+       public String[] encodings;
+       public String[] classpaths;
+       public String destinationPath;
+       public String log;
+       public int repetitions;
+       public int globalProblemsCount;
+       public int globalErrorsCount;
+       public int globalWarningsCount;
+       public int exportedClassFilesCounter;
+
+       public static final char[] CLASS_FILE_EXTENSION = ".class".toCharArray(); //$NON-NLS-1$
+       public final static char[] DOUBLE_QUOTES = "''".toCharArray(); //$NON-NLS-1$
+       public final static char[] SINGLE_QUOTE = "'".toCharArray(); //$NON-NLS-1$
+
+       /* Bundle containing messages */
+       public static ResourceBundle bundle;
+       public final static String bundleName =
+               "org.eclipse.jdt.internal.compiler.batch.messages";     //$NON-NLS-1$
+
+       static {
+               relocalize();
+       }
+
+       public boolean proceed = true;
+
+       public Main(PrintWriter writer, boolean systemExitWhenFinished) {
+
+               this.out = writer;
+               this.systemExitWhenFinished = systemExitWhenFinished;
+               exportedClassFilesCounter = 0;
+               options = new Hashtable();
+               options.put(
+                       CompilerOptions.OPTION_LocalVariableAttribute,
+                       CompilerOptions.DO_NOT_GENERATE);
+               options.put(
+                       CompilerOptions.OPTION_LineNumberAttribute,
+                       CompilerOptions.DO_NOT_GENERATE);
+               options.put(
+                       CompilerOptions.OPTION_SourceFileAttribute,
+                       CompilerOptions.DO_NOT_GENERATE);
+               options.put(
+                       CompilerOptions.OPTION_PreserveUnusedLocal,
+                       CompilerOptions.OPTIMIZE_OUT);
+               options.put(
+                       CompilerOptions.OPTION_ReportUnreachableCode,
+                       CompilerOptions.ERROR);
+               options.put(CompilerOptions.OPTION_ReportInvalidImport, CompilerOptions.ERROR);
+               options.put(
+                       CompilerOptions.OPTION_ReportOverridingPackageDefaultMethod,
+                       CompilerOptions.WARNING);
+               options.put(
+                       CompilerOptions.OPTION_ReportMethodWithConstructorName,
+                       CompilerOptions.WARNING);
+               options.put(CompilerOptions.OPTION_ReportDeprecation, CompilerOptions.WARNING);
+               options.put(
+                       CompilerOptions.OPTION_ReportHiddenCatchBlock,
+                       CompilerOptions.WARNING);
+               options.put(CompilerOptions.OPTION_ReportUnusedLocal, CompilerOptions.IGNORE);
+               options.put(
+                       CompilerOptions.OPTION_ReportUnusedParameter,
+                       CompilerOptions.IGNORE);
+               options.put(
+                       CompilerOptions.OPTION_ReportSyntheticAccessEmulation,
+                       CompilerOptions.IGNORE);
+               options.put(
+                       CompilerOptions.OPTION_ReportNonExternalizedStringLiteral,
+                       CompilerOptions.IGNORE);
+               options.put(
+                       CompilerOptions.OPTION_ReportAssertIdentifier,
+                       CompilerOptions.IGNORE);
+               options.put(
+                       CompilerOptions.OPTION_Compliance,
+                       CompilerOptions.VERSION_1_3);
+               options.put(
+                       CompilerOptions.OPTION_Source,
+                       CompilerOptions.VERSION_1_3);
+               options.put(
+                       CompilerOptions.OPTION_TargetPlatform,
+                       CompilerOptions.VERSION_1_1);
+       }
+
+       /*
+        *  Low-level API performing the actual compilation
+        */
+       public boolean compile(String[] argv) {
+
+               // decode command line arguments
+               try {
+                       configure(argv);
+                       if (proceed) {
+                               if (showProgress)
+                                       out.print(Main.bind("progress.compiling")); //$NON-NLS-1$
+                               for (int i = 0; i < repetitions; i++) {
+                                       globalProblemsCount = 0;
+                                       globalErrorsCount = 0;
+                                       globalWarningsCount = 0;
+                                       lineCount = 0;
+
+                                       if (repetitions > 1) {
+                                               out.flush();
+                                               out.println(
+                                                       Main.bind(
+                                                               "compile.repetition", //$NON-NLS-1$
+                                                               String.valueOf(i + 1),
+                                                               String.valueOf(repetitions)));
+                                       }
+                                       long startTime = System.currentTimeMillis();
+                                       // request compilation
+                                       performCompilation();
+                                       if (timer) {
+
+                                               time = System.currentTimeMillis() - startTime;
+                                               if (lineCount != 0) {
+                                                       out.println(
+                                                               Main.bind(
+                                                                       "compile.instantTime",  //$NON-NLS-1$
+                                                                       new String[] {
+                                                                               String.valueOf(lineCount),
+                                                                               String.valueOf(time),
+                                                                               String.valueOf((((int) ((lineCount * 10000.0) / time)) / 10.0))}));
+                                               } else {
+                                                       out.println(Main.bind("compile.totalTime", String.valueOf(time))); //$NON-NLS-1$
+                                               }
+                                       }
+                                       if (globalProblemsCount > 0) {
+                                               if (globalProblemsCount == 1) {
+                                                       out.print(Main.bind("compile.oneProblem")); //$NON-NLS-1$
+                                               } else {
+                                                       out.print(
+                                                               Main.bind("compile.severalProblems", String.valueOf(globalProblemsCount)));     //$NON-NLS-1$
+                                               }
+                                               out.print(" ("); //$NON-NLS-1$
+                                               if (globalErrorsCount > 0) {
+                                                       if (globalErrorsCount == 1) {
+                                                               out.print(Main.bind("compile.oneError")); //$NON-NLS-1$
+                                                       } else {
+                                                               out.print(
+                                                                       Main.bind("compile.severalErrors", String.valueOf(globalErrorsCount)));         //$NON-NLS-1$
+                                                       }
+                                               }
+                                               if (globalWarningsCount > 0) {
+                                                       if (globalErrorsCount > 0) {
+                                                               out.print(", "); //$NON-NLS-1$
+                                                       }
+                                                       if (globalWarningsCount == 1) {
+                                                               out.print(Main.bind("compile.oneWarning")); //$NON-NLS-1$
+                                                       } else {
+                                                               out.print(
+                                                                       Main.bind("compile.severalWarnings", String.valueOf(globalWarningsCount)));     //$NON-NLS-1$
+                                                       }
+                                               }
+                                               out.println(")"); //$NON-NLS-1$
+                                       }
+                                       if (exportedClassFilesCounter != 0
+                                               && (this.showProgress || this.timer || this.verbose)) {
+                                               if (exportedClassFilesCounter == 1) {
+                                                       out.print(Main.bind("compile.oneClassFileGenerated")); //$NON-NLS-1$
+                                               } else {
+                                                       out.print(
+                                                               Main.bind(
+                                                                       "compile.severalClassFilesGenerated", //$NON-NLS-1$
+                                                                       String.valueOf(exportedClassFilesCounter)));
+                                               }
+                                       }
+                               }
+                               if (showProgress)
+                                       System.out.println();
+                       }
+                       if (systemExitWhenFinished) {
+                               out.flush();
+                               System.exit(globalErrorsCount > 0 ? -1 : 0);
+                       }
+               } catch (InvalidInputException e) {
+                       out.println(e.getMessage());
+                       out.println("------------------------"); //$NON-NLS-1$
+                       printUsage();
+                       if (systemExitWhenFinished) {
+                               System.exit(-1);
+                       }
+               } catch (ThreadDeath e) { // do not stop this one
+                       throw e;
+               } catch (Throwable e) { // internal compiler error
+                       if (systemExitWhenFinished) {
+                               out.flush();
+                               if (this.log != null) {
+                                       out.close();
+                               }
+                               System.exit(-1);
+                       }
+                       //e.printStackTrace();
+               } finally {
+                       out.flush();
+                       if (this.log != null) {
+                               out.close();
+                       }
+               }
+               if (globalErrorsCount == 0){
+                       return true;
+               } else {
+                       return false;
+               }
+       }
+
+       /*
+        * Internal IDE API
+        */
+       public static boolean compile(String commandLine) {
+
+               return compile(commandLine, new PrintWriter(System.out));
+       }
+
+       /*
+        * Internal IDE API for test harness purpose
+        */
+       public static boolean compile(String commandLine, PrintWriter writer) {
+
+               return new Main(writer, false).compile(tokenize(commandLine));
+       }
+
+       public static String[] tokenize(String commandLine) {
+
+               int count = 0;
+               String[] arguments = new String[10];
+               StringTokenizer tokenizer = new StringTokenizer(commandLine, " \"", true); //$NON-NLS-1$
+               String token = "", lastToken; //$NON-NLS-1$
+               boolean insideQuotes = false;
+               boolean startNewToken = true;
+
+               // take care to quotes on the command line
+               // 'xxx "aaa bbb";ccc yyy' --->  {"xxx", "aaa bbb;ccc", "yyy" }
+               // 'xxx "aaa bbb;ccc" yyy' --->  {"xxx", "aaa bbb;ccc", "yyy" }
+               // 'xxx "aaa bbb";"ccc" yyy' --->  {"xxx", "aaa bbb;ccc", "yyy" }
+               // 'xxx/"aaa bbb";"ccc" yyy' --->  {"xxx/aaa bbb;ccc", "yyy" }
+               while (tokenizer.hasMoreTokens()) {
+                       lastToken = token;
+                       token = tokenizer.nextToken();
+
+                       if (token.equals(" ")) { //$NON-NLS-1$
+                               if (insideQuotes) {
+                                       arguments[count - 1] += token;
+                                       startNewToken = false;
+                               } else {
+                                       startNewToken = true;
+                               }
+                       } else if (token.equals("\"")) { //$NON-NLS-1$
+                               if (!insideQuotes && startNewToken) { //$NON-NLS-1$
+                                       if (count == arguments.length)
+                                               System.arraycopy(arguments, 0, (arguments = new String[count * 2]), 0, count);
+                                       arguments[count++] = ""; //$NON-NLS-1$
+                               }
+                               insideQuotes = !insideQuotes;
+                               startNewToken = false;
+                       } else {
+                               if (insideQuotes) {
+                                       arguments[count - 1] += token;
+                               } else {
+                                       if (token.length() > 0 && !startNewToken) {
+                                               arguments[count - 1] += token;
+                                       } else {
+                                               if (count == arguments.length)
+                                                       System.arraycopy(arguments, 0, (arguments = new String[count * 2]), 0, count);
+                                               arguments[count++] = token;
+                                       }
+                               }
+                               startNewToken = false;
+                       }
+               }
+               System.arraycopy(arguments, 0, arguments = new String[count], 0, count);
+               return arguments;
+       }
+
+       /*
+       Decode the command line arguments 
+        */
+       public void configure(String[] argv) throws InvalidInputException {
+               
+               if ((argv == null) || (argv.length == 0))
+                       throw new InvalidInputException(Main.bind("configure.noSourceFile")); //$NON-NLS-1$
+               final int InsideClasspath = 1;
+               final int InsideDestinationPath = 2;
+               final int TargetSetting = 4;
+               final int InsideLog = 8;
+               final int InsideRepetition = 16;
+               final int InsideSource = 32;
+               final int InsideDefaultEncoding = 64;
+               final int Default = 0;
+               int DEFAULT_SIZE_CLASSPATH = 4;
+               boolean warnOptionInUse = false;
+               boolean noWarnOptionInUse = false;
+               int pathCount = 0;
+               int index = -1, filesCount = 0, argCount = argv.length;
+               int mode = Default;
+               repetitions = 0;
+               boolean versionIDRequired = false;
+               boolean printUsageRequired = false;
+
+               boolean didSpecifyCompliance = false;
+               boolean didSpecifySourceLevel = false;
+               boolean didSpecifyDefaultEncoding = false;
+               boolean didSpecifyTarget = false;
+
+               String customEncoding = null;
+               String currentArg = ""; //$NON-NLS-1$
+
+               while (++index < argCount) {
+
+                       if (customEncoding != null) {
+                               throw new InvalidInputException(
+                                       Main.bind("configure.unexpectedCustomEncoding", currentArg, customEncoding)); //$NON-NLS-1$
+                       }
+
+                       currentArg = argv[index].trim();
+
+                       customEncoding = null;
+                       if (currentArg.endsWith("]")) { //$NON-NLS-1$ 
+                               // look for encoding specification
+                               int encodingStart = currentArg.indexOf('[') + 1;
+                               int encodingEnd = currentArg.length() - 1;
+                               if (encodingStart >= 1) {
+                                       if (encodingStart < encodingEnd) {
+                                               customEncoding = currentArg.substring(encodingStart, encodingEnd);
+                                               try { // ensure encoding is supported
+                                                       new InputStreamReader(new ByteArrayInputStream(new byte[0]), customEncoding);
+                                               } catch (UnsupportedEncodingException e) {
+                                                       throw new InvalidInputException(
+                                                               Main.bind("configure.unsupportedEncoding", customEncoding)); //$NON-NLS-1$
+                                               }
+                                       }
+                                       currentArg = currentArg.substring(0, encodingStart - 1);
+                               }
+                       }
+
+                       if (currentArg.endsWith(".java")) { //$NON-NLS-1$
+                               if (filenames == null) {
+                                       filenames = new String[argCount - index];
+                                       encodings = new String[argCount - index];
+                               } else if (filesCount == filenames.length) {
+                                       int length = filenames.length;
+                                       System.arraycopy(
+                                               filenames,
+                                               0,
+                                               (filenames = new String[length + argCount - index]),
+                                               0,
+                                               length);
+                                       System.arraycopy(
+                                               encodings,
+                                               0,
+                                               (encodings = new String[length + argCount - index]),
+                                               0,
+                                               length);
+                               }
+                               filenames[filesCount] = currentArg;
+                               encodings[filesCount++] = customEncoding;
+                               customEncoding = null;
+                               mode = Default;
+                               continue;
+                       }
+                       if (currentArg.equals("-log")) { //$NON-NLS-1$
+                               if (log != null)
+                                       throw new InvalidInputException(
+                                               Main.bind("configure.duplicateLog", currentArg)); //$NON-NLS-1$
+                               mode = InsideLog;
+                               continue;
+                       }
+                       if (currentArg.equals("-repeat")) { //$NON-NLS-1$
+                               if (repetitions > 0)
+                                       throw new InvalidInputException(
+                                               Main.bind("configure.duplicateRepeat", currentArg)); //$NON-NLS-1$
+                               mode = InsideRepetition;
+                               continue;
+                       }
+                       if (currentArg.equals("-source")) { //$NON-NLS-1$
+                               mode = InsideSource;
+                               didSpecifySourceLevel = true;
+                               continue;
+                       }
+                       if (currentArg.equals("-encoding")) { //$NON-NLS-1$
+                               mode = InsideDefaultEncoding;
+                               continue;
+                       }
+                       if (currentArg.equals("-1.3")) { //$NON-NLS-1$
+                               if (didSpecifyCompliance) {
+                                       throw new InvalidInputException(
+                                               Main.bind("configure.duplicateCompliance", currentArg));//$NON-NLS-1$
+                               }
+                               didSpecifyCompliance = true;
+                               options.put(CompilerOptions.OPTION_Compliance, CompilerOptions.VERSION_1_3);
+                               mode = Default;
+                               continue;
+                       }
+                       if (currentArg.equals("-1.4")) { //$NON-NLS-1$
+                               if (didSpecifyCompliance) {
+                                       throw new InvalidInputException(
+                                               Main.bind("configure.duplicateCompliance", currentArg)); //$NON-NLS-1$
+                               }
+                               didSpecifyCompliance = true;
+                               options.put(CompilerOptions.OPTION_Compliance, CompilerOptions.VERSION_1_4);
+                               mode = Default;
+                               continue;
+                       }
+                       if (currentArg.equals("-d")) { //$NON-NLS-1$
+                               if (destinationPath != null)
+                                       throw new InvalidInputException(
+                                               Main.bind("configure.duplicateOutputPath", currentArg)); //$NON-NLS-1$
+                               mode = InsideDestinationPath;
+                               generatePackagesStructure = true;
+                               continue;
+                       }
+                       if (currentArg.equals("-classpath") //$NON-NLS-1$
+                               || currentArg.equals("-cp")) { //$NON-NLS-1$ //$NON-NLS-2$
+                               if (pathCount > 0)
+                                       throw new InvalidInputException(
+                                               Main.bind("configure.duplicateClasspath", currentArg)); //$NON-NLS-1$
+                               classpaths = new String[DEFAULT_SIZE_CLASSPATH];
+                               mode = InsideClasspath;
+                               continue;
+                       }
+                       if (currentArg.equals("-progress")) { //$NON-NLS-1$
+                               mode = Default;
+                               showProgress = true;
+                               continue;
+                       }
+                       if (currentArg.equals("-proceedOnError")) { //$NON-NLS-1$
+                               mode = Default;
+                               proceedOnError = true;
+                               continue;
+                       }
+                       if (currentArg.equals("-time")) { //$NON-NLS-1$
+                               mode = Default;
+                               timer = true;
+                               continue;
+                       }
+                       if (currentArg.equals("-version") //$NON-NLS-1$
+                               || currentArg.equals("-v")) { //$NON-NLS-1$ //$NON-NLS-2$
+                               versionIDRequired = true;
+                               continue;
+                       }
+                       if ("-deprecation".equals(currentArg)) { //$NON-NLS-1$
+                               warnOptionInUse = true;
+                               if (noWarnOptionInUse)
+                                       throw new InvalidInputException(
+                                               Main.bind("configure.duplicateWarningConfiguration")); //$NON-NLS-1$                            
+                               options.put(CompilerOptions.OPTION_ReportDeprecation, CompilerOptions.WARNING);
+                               continue;
+                       }
+                       if (currentArg.equals("-help")) { //$NON-NLS-1$
+                               printUsageRequired = true;
+                               continue;
+                       }
+                       if (currentArg.equals("-noImportError")) { //$NON-NLS-1$
+                               mode = Default;
+                               options.put(
+                                       CompilerOptions.OPTION_ReportInvalidImport,
+                                       CompilerOptions.WARNING);
+                               continue;
+                       }
+                       if (currentArg.equals("-noExit")) { //$NON-NLS-1$
+                               mode = Default;
+                               systemExitWhenFinished = false;
+                               continue;
+                       }
+                       if (currentArg.equals("-verbose")) { //$NON-NLS-1$
+                               mode = Default;
+                               verbose = true;
+                               continue;
+                       }
+                       if (currentArg.equals("-referenceInfo")) { //$NON-NLS-1$
+                               mode = Default;
+                               produceRefInfo = true;
+                               continue;
+                       }
+                       if (currentArg.startsWith("-g")) { //$NON-NLS-1$
+                               mode = Default;
+                               String debugOption = currentArg;
+                               int length = currentArg.length();
+                               if (length == 2) {
+                                       options.put(
+                                               CompilerOptions.OPTION_LocalVariableAttribute,
+                                               CompilerOptions.GENERATE);
+                                       options.put(
+                                               CompilerOptions.OPTION_LineNumberAttribute,
+                                               CompilerOptions.GENERATE);
+                                       options.put(
+                                               CompilerOptions.OPTION_SourceFileAttribute,
+                                               CompilerOptions.GENERATE);
+                                       continue;
+                               }
+                               if (length > 3) {
+                                       options.put(
+                                               CompilerOptions.OPTION_LocalVariableAttribute,
+                                               CompilerOptions.DO_NOT_GENERATE);
+                                       options.put(
+                                               CompilerOptions.OPTION_LineNumberAttribute,
+                                               CompilerOptions.DO_NOT_GENERATE);
+                                       options.put(
+                                               CompilerOptions.OPTION_SourceFileAttribute,
+                                               CompilerOptions.DO_NOT_GENERATE);
+                                       if (length == 7 && debugOption.equals("-g:none")) //$NON-NLS-1$
+                                               continue;
+                                       StringTokenizer tokenizer =
+                                               new StringTokenizer(debugOption.substring(3, debugOption.length()), ","); //$NON-NLS-1$
+                                       while (tokenizer.hasMoreTokens()) {
+                                               String token = tokenizer.nextToken();
+                                               if (token.equals("vars")) { //$NON-NLS-1$
+                                                       options.put(
+                                                               CompilerOptions.OPTION_LocalVariableAttribute,
+                                                               CompilerOptions.GENERATE);
+                                               } else if (token.equals("lines")) { //$NON-NLS-1$
+                                                       options.put(
+                                                               CompilerOptions.OPTION_LineNumberAttribute,
+                                                               CompilerOptions.GENERATE);
+                                               } else if (token.equals("source")) { //$NON-NLS-1$
+                                                       options.put(
+                                                               CompilerOptions.OPTION_SourceFileAttribute,
+                                                               CompilerOptions.GENERATE);
+                                               } else {
+                                                       throw new InvalidInputException(
+                                                               Main.bind("configure.invalidDebugOption", debugOption)); //$NON-NLS-1$
+                                                       //$NON-NLS-1$
+                                               }
+                                       }
+                                       continue;
+                               }
+                               throw new InvalidInputException(
+                                       Main.bind("configure.invalidDebugOption", debugOption)); //$NON-NLS-1$
+                       }
+                       if (currentArg.startsWith("-nowarn")) { //$NON-NLS-1$
+                               noWarnOptionInUse = true;
+                               noWarn = true;
+                               if (warnOptionInUse)
+                                       throw new InvalidInputException(
+                                               Main.bind("configure.duplicateWarningConfiguration")); //$NON-NLS-1$
+                               mode = Default;
+                               continue;
+                       }
+                       if (currentArg.startsWith("-warn")) { //$NON-NLS-1$
+                               warnOptionInUse = true;
+                               if (noWarnOptionInUse)
+                                       throw new InvalidInputException(
+                                               Main.bind("configure.duplicateWarningConfiguration")); //$NON-NLS-1$
+                               mode = Default;
+                               String warningOption = currentArg;
+                               int length = currentArg.length();
+                               if (length == 10 && warningOption.equals("-warn:none")) { //$NON-NLS-1$
+                                       noWarn = true;
+                                       continue;
+                               }
+                               if (length < 6)
+                                       throw new InvalidInputException(
+                                               Main.bind("configure.invalidWarningConfiguration", warningOption)); //$NON-NLS-1$
+                               StringTokenizer tokenizer =
+                                       new StringTokenizer(warningOption.substring(6, warningOption.length()), ","); //$NON-NLS-1$
+                               int tokenCounter = 0;
+
+                               options.put(
+                                       CompilerOptions.OPTION_ReportOverridingPackageDefaultMethod,
+                                       CompilerOptions.IGNORE);
+                               options.put(
+                                       CompilerOptions.OPTION_ReportMethodWithConstructorName,
+                                       CompilerOptions.IGNORE);
+                               options.put(
+                                       CompilerOptions.OPTION_ReportDeprecation, 
+                                       CompilerOptions.IGNORE);
+                               options.put(
+                                       CompilerOptions.OPTION_ReportHiddenCatchBlock,
+                                       CompilerOptions.IGNORE);
+                               options.put(
+                                       CompilerOptions.OPTION_ReportUnusedLocal, 
+                                       CompilerOptions.IGNORE);
+                               options.put(
+                                       CompilerOptions.OPTION_ReportUnusedParameter,
+                                       CompilerOptions.IGNORE);
+                               options.put(
+                                       CompilerOptions.OPTION_ReportSyntheticAccessEmulation,
+                                       CompilerOptions.IGNORE);
+                               options.put(
+                                       CompilerOptions.OPTION_ReportNonExternalizedStringLiteral,
+                                       CompilerOptions.IGNORE);
+                               options.put(
+                                       CompilerOptions.OPTION_ReportAssertIdentifier,
+                                       CompilerOptions.IGNORE);
+                               options.put(
+                                       CompilerOptions.OPTION_ReportUnusedImport,
+                                       CompilerOptions.IGNORE);
+
+                               while (tokenizer.hasMoreTokens()) {
+                                       String token = tokenizer.nextToken();
+                                       tokenCounter++;
+                                       if (token.equals("constructorName")) { //$NON-NLS-1$
+                                               options.put(
+                                                       CompilerOptions.OPTION_ReportMethodWithConstructorName,
+                                                       CompilerOptions.WARNING);
+                                       } else if (token.equals("packageDefaultMethod")) { //$NON-NLS-1$
+                                               options.put(
+                                                       CompilerOptions.OPTION_ReportOverridingPackageDefaultMethod,
+                                                       CompilerOptions.WARNING);
+                                       } else if (token.equals("maskedCatchBlocks")) { //$NON-NLS-1$
+                                               options.put(
+                                                       CompilerOptions.OPTION_ReportHiddenCatchBlock,
+                                                       CompilerOptions.WARNING);
+                                       } else if (token.equals("deprecation")) { //$NON-NLS-1$
+                                               options.put(
+                                                       CompilerOptions.OPTION_ReportDeprecation, 
+                                                       CompilerOptions.WARNING);
+                                       } else if (token.equals("unusedLocals")) { //$NON-NLS-1$
+                                               options.put(
+                                                       CompilerOptions.OPTION_ReportUnusedLocal, 
+                                                       CompilerOptions.WARNING);
+                                       } else if (token.equals("unusedArguments")) { //$NON-NLS-1$
+                                               options.put(
+                                                       CompilerOptions.OPTION_ReportUnusedParameter,
+                                                       CompilerOptions.WARNING);
+                                       } else if (token.equals("unusedImports")) { //$NON-NLS-1$
+                                               options.put(
+                                                       CompilerOptions.OPTION_ReportUnusedImport,
+                                                       CompilerOptions.WARNING);
+                                       } else if (token.equals("syntheticAccess")) { //$NON-NLS-1$
+                                               options.put(
+                                                       CompilerOptions.OPTION_ReportSyntheticAccessEmulation,
+                                                       CompilerOptions.WARNING);
+                                       } else if (token.equals("nls")) { //$NON-NLS-1$
+                                               options.put(
+                                                       CompilerOptions.OPTION_ReportNonExternalizedStringLiteral,
+                                                       CompilerOptions.WARNING);
+                                       } else if (token.equals("assertIdentifier")) { //$NON-NLS-1$
+                                               options.put(
+                                                       CompilerOptions.OPTION_ReportAssertIdentifier,
+                                                       CompilerOptions.WARNING);
+                                       } else {
+                                               throw new InvalidInputException(Main.bind("configure.invalidWarning", token)); //$NON-NLS-1$
+                                       }
+                               }
+                               if (tokenCounter == 0)
+                                       throw new InvalidInputException(
+                                               Main.bind("configure.invalidWarningOption", currentArg)); //$NON-NLS-1$
+                               continue;
+                       }
+                       if (currentArg.equals("-target")) { //$NON-NLS-1$
+                               didSpecifyTarget = true;
+                               mode = TargetSetting;
+                               continue;
+                       }
+                       if (currentArg.equals("-preserveAllLocals")) { //$NON-NLS-1$
+                               options.put(
+                                       CompilerOptions.OPTION_PreserveUnusedLocal,
+                                       CompilerOptions.PRESERVE);
+                               continue;
+                       }
+                       if (mode == TargetSetting) {
+                               if (currentArg.equals("1.1")) { //$NON-NLS-1$
+                                       options.put(CompilerOptions.OPTION_TargetPlatform, CompilerOptions.VERSION_1_1);
+                               } else if (currentArg.equals("1.2")) { //$NON-NLS-1$
+                                       options.put(CompilerOptions.OPTION_TargetPlatform, CompilerOptions.VERSION_1_2);
+                               } else if (currentArg.equals("1.3")) { //$NON-NLS-1$
+                                       options.put(CompilerOptions.OPTION_TargetPlatform, CompilerOptions.VERSION_1_3);
+                               } else if (currentArg.equals("1.4")) { //$NON-NLS-1$
+                                       options.put(CompilerOptions.OPTION_TargetPlatform, CompilerOptions.VERSION_1_4);
+                               } else {
+                                       throw new InvalidInputException(Main.bind("configure.targetJDK", currentArg)); //$NON-NLS-1$
+                               }
+                               mode = Default;
+                               continue;
+                       }
+                       if (mode == InsideLog) {
+                               log = currentArg;
+                               mode = Default;
+                               continue;
+                       }
+                       if (mode == InsideRepetition) {
+                               try {
+                                       repetitions = Integer.parseInt(currentArg);
+                                       if (repetitions <= 0) {
+                                               throw new InvalidInputException(Main.bind("configure.repetition", currentArg)); //$NON-NLS-1$
+                                       }
+                               } catch (NumberFormatException e) {
+                                       throw new InvalidInputException(Main.bind("configure.repetition", currentArg)); //$NON-NLS-1$
+                               }
+                               mode = Default;
+                               continue;
+                       }
+                       if (mode == InsideSource) {
+                               if (currentArg.equals("1.3")) { //$NON-NLS-1$
+                                       options.put(CompilerOptions.OPTION_Source, CompilerOptions.VERSION_1_3);
+                               } else if (currentArg.equals("1.4")) { //$NON-NLS-1$
+                                       options.put(CompilerOptions.OPTION_Source, CompilerOptions.VERSION_1_4);
+                               } else {
+                                       throw new InvalidInputException(Main.bind("configure.source", currentArg)); //$NON-NLS-1$
+                               }
+                               mode = Default;
+                               continue;
+                       }
+                       if (mode == InsideDefaultEncoding) {
+                               if (didSpecifyDefaultEncoding) {
+                                       throw new InvalidInputException(
+                                               Main.bind("configure.duplicateDefaultEncoding", currentArg)); //$NON-NLS-1$
+                               }
+                               try { // ensure encoding is supported
+                                       new InputStreamReader(new ByteArrayInputStream(new byte[0]), currentArg);
+                               } catch (UnsupportedEncodingException e) {
+                                       throw new InvalidInputException(
+                                               Main.bind("configure.unsupportedEncoding", currentArg)); //$NON-NLS-1$
+                               }
+                               options.put(CompilerOptions.OPTION_Encoding, currentArg);
+                               didSpecifyDefaultEncoding = true;
+                               mode = Default;
+                               continue;
+                       }
+                       if (mode == InsideDestinationPath) {
+                               destinationPath = currentArg;
+                               mode = Default;
+                               continue;
+                       }
+                       if (mode == InsideClasspath) {
+                               StringTokenizer tokenizer = new StringTokenizer(currentArg, File.pathSeparator);
+                               while (tokenizer.hasMoreTokens()) {
+                                       int length;
+                                       if ((length = classpaths.length) <= pathCount) {
+                                               System.arraycopy(
+                                                       classpaths,
+                                                       0,
+                                                       (classpaths = new String[length * 2]),
+                                                       0,
+                                                       length);
+                                       }
+                                       classpaths[pathCount++] = tokenizer.nextToken();
+                               }
+                               mode = Default;
+                               continue;
+                       }
+                       //default is input directory
+                       currentArg = currentArg.replace('/', File.separatorChar);
+                       if (currentArg.endsWith(File.separator))
+                               currentArg =
+                                       currentArg.substring(0, currentArg.length() - File.separator.length());
+                       File dir = new File(currentArg);
+                       if (!dir.isDirectory())
+                               throw new InvalidInputException(
+                                       Main.bind("configure.directoryNotExist", currentArg)); //$NON-NLS-1$
+                       FileFinder finder = new FileFinder();
+                       try {
+                               finder.find(dir, ".JAVA", verbose); //$NON-NLS-1$
+                       } catch (Exception e) {
+                               throw new InvalidInputException(Main.bind("configure.IOError", currentArg)); //$NON-NLS-1$
+                       }
+                       if (filenames != null) {
+                               // some source files were specified explicitly
+                               String results[] = finder.resultFiles;
+                               int length = results.length;
+                               System.arraycopy(
+                                       filenames,
+                                       0,
+                                       (filenames = new String[length + filesCount]),
+                                       0,
+                                       filesCount);
+                               System.arraycopy(
+                                       encodings,
+                                       0,
+                                       (encodings = new String[length + filesCount]),
+                                       0,
+                                       filesCount);
+                               System.arraycopy(results, 0, filenames, filesCount, length);
+                               for (int i = 0; i < length; i++) {
+                                       encodings[filesCount + i] = customEncoding;
+                               }
+                               filesCount += length;
+                               customEncoding = null;
+                       } else {
+                               filenames = finder.resultFiles;
+                               filesCount = filenames.length;
+                               encodings = new String[filesCount];
+                               for (int i = 0; i < filesCount; i++) {
+                                       encodings[i] = customEncoding;
+                               }
+                               customEncoding = null;
+                       }
+                       mode = Default;
+                       continue;
+               }
+
+               if (noWarn) {
+                       // filter options which are related to the assist component
+                       Object[] entries = options.entrySet().toArray();
+                       for (int i = 0, max = entries.length; i < max; i++) {
+                               Map.Entry entry = (Map.Entry) entries[i];
+                               if (!(entry.getKey() instanceof String))
+                                       continue;
+                               if (!(entry.getValue() instanceof String))
+                                       continue;
+                               if (((String) entry.getValue()).equals(CompilerOptions.WARNING)) {
+                                       options.put((String) entry.getKey(), CompilerOptions.IGNORE);
+                               }
+                       }
+               }
+               /*
+                * Standalone options
+                */
+               if (versionIDRequired) {
+                       out.println(Main.bind("configure.version", Main.bind("compiler.version"))); //$NON-NLS-1$ //$NON-NLS-2$
+                       out.println();
+                       proceed = false;
+                       return;
+               }
+
+               if (printUsageRequired) {
+                       printUsage();
+                       proceed = false;
+                       return;
+               }
+
+               if (filesCount != 0)
+                       System.arraycopy(
+                               filenames,
+                               0,
+                               (filenames = new String[filesCount]),
+                               0,
+                               filesCount);
+               if (pathCount == 0) {
+                       String classProp = System.getProperty("DEFAULT_CLASSPATH"); //$NON-NLS-1$
+                       if ((classProp == null) || (classProp.length() == 0)) {
+                               out.println(Main.bind("configure.noClasspath")); //$NON-NLS-1$
+                               classProp = "."; //$NON-NLS-1$
+                       }
+                       StringTokenizer tokenizer = new StringTokenizer(classProp, File.pathSeparator);
+                       classpaths = new String[tokenizer.countTokens()];
+                       while (tokenizer.hasMoreTokens()) {
+                               classpaths[pathCount++] = tokenizer.nextToken();
+                       }
+               }
+
+               if (classpaths == null)
+                       classpaths = new String[0];
+               System.arraycopy(
+                       classpaths,
+                       0,
+                       (classpaths = new String[pathCount]),
+                       0,
+                       pathCount);
+               for (int i = 0, max = classpaths.length; i < max; i++) {
+                       File file = new File(classpaths[i]);
+                       if (!file.exists()) // signal missing classpath entry file
+                               out.println(Main.bind("configure.incorrectClasspath", classpaths[i])); //$NON-NLS-1$
+               }
+               if (destinationPath == null) {
+                       generatePackagesStructure = false;
+               } else if ("none".equals(destinationPath)) { //$NON-NLS-1$
+                       destinationPath = null;
+               }
+
+               if (filenames == null)
+                       throw new InvalidInputException(Main.bind("configure.noSource")); //$NON-NLS-1$
+
+               // check and set compliance/source/target compatibilities
+               if (!didSpecifyCompliance){
+                               if (options.get(CompilerOptions.OPTION_Source).equals(CompilerOptions.VERSION_1_4)){
+                                       options.put(CompilerOptions.OPTION_Compliance, CompilerOptions.VERSION_1_4);
+                               } else {
+                                       options.put(CompilerOptions.OPTION_Compliance, CompilerOptions.VERSION_1_3);
+                               }
+               }
+               String compliance = (String)options.get(CompilerOptions.OPTION_Compliance);
+               if (CompilerOptions.VERSION_1_4.equals(compliance)){
+                       
+                       // default 1.4 settings
+                       if (!didSpecifySourceLevel){
+                               options.put(CompilerOptions.OPTION_Source, CompilerOptions.VERSION_1_4);
+                       }
+                       if (!didSpecifyTarget){
+                               options.put(CompilerOptions.OPTION_TargetPlatform, CompilerOptions.VERSION_1_4);
+                       }
+               } else if (CompilerOptions.VERSION_1_3.equals(compliance)){
+
+                       // default 1.4 settings
+                       if (!didSpecifySourceLevel){
+                               options.put(CompilerOptions.OPTION_Source, CompilerOptions.VERSION_1_3);
+                       }
+                       if (!didSpecifyTarget){
+                               options.put(CompilerOptions.OPTION_TargetPlatform, CompilerOptions.VERSION_1_1);
+                       }
+               }
+               // compliance must be 1.4 if source is 1.4
+               if (options.get(CompilerOptions.OPTION_Source).equals(CompilerOptions.VERSION_1_4)
+                               && !options.get(CompilerOptions.OPTION_Compliance).equals(CompilerOptions.VERSION_1_4)){ 
+                               throw new InvalidInputException(Main.bind("configure.incompatibleComplianceForSource14", (String)options.get(CompilerOptions.OPTION_Compliance))); //$NON-NLS-1$
+               }
+               
+               // target must be 1.4 if source is 1.4
+               if (options.get(CompilerOptions.OPTION_Source).equals(CompilerOptions.VERSION_1_4)
+                               && !options.get(CompilerOptions.OPTION_TargetPlatform).equals(CompilerOptions.VERSION_1_4)){ 
+                               throw new InvalidInputException(Main.bind("configure.incompatibleTargetForSource14", (String)options.get(CompilerOptions.OPTION_TargetPlatform))); //$NON-NLS-1$
+               }
+
+               // target cannot be 1.4 if compliance is 1.3
+               if (options.get(CompilerOptions.OPTION_TargetPlatform).equals(CompilerOptions.VERSION_1_4)
+                               && !options.get(CompilerOptions.OPTION_Compliance).equals(CompilerOptions.VERSION_1_4)){ 
+                               throw new InvalidInputException(Main.bind("configure.incompatibleComplianceForTarget14", (String)options.get(CompilerOptions.OPTION_Compliance))); //$NON-NLS-1$
+               }
+               
+               if (log != null) {
+                       try {
+                               out = new PrintWriter(new FileOutputStream(log, false));
+                       } catch (IOException e) {
+                               throw new InvalidInputException(Main.bind("configure.cannotOpenLog")); //$NON-NLS-1$
+                       }
+               } else {
+                       showProgress = false;
+               }
+
+               if (repetitions == 0) {
+                       repetitions = 1;
+               }
+       }
+       public Map getOptions() {
+               return this.options;
+       }
+       /*
+        * Answer the component to which will be handed back compilation results from the compiler
+        */
+       public ICompilerRequestor getBatchRequestor() {
+               return new ICompilerRequestor() {
+                       int lineDelta = 0;
+                       public void acceptResult(CompilationResult compilationResult) {
+                               if (compilationResult.lineSeparatorPositions != null) {
+                                       int unitLineCount = compilationResult.lineSeparatorPositions.length;
+                                       lineCount += unitLineCount;
+                                       lineDelta += unitLineCount;
+                                       if (showProgress
+                                               && lineDelta > 2000) { // in -log mode, dump a dot every 2000 lines compiled
+                                               System.out.print('.');
+                                               lineDelta = 0;
+                                       }
+                               }
+                               if (compilationResult.hasProblems()) {
+                                       IProblem[] problems = compilationResult.getProblems();
+                                       int count = problems.length;
+                                       int localErrorCount = 0;
+                                       for (int i = 0; i < count; i++) {
+                                               if (problems[i] != null) {
+                                                       globalProblemsCount++;
+                                                       if (localErrorCount == 0)
+                                                               out.println("----------"); //$NON-NLS-1$
+                                                       out.print(
+                                                               globalProblemsCount
+                                                                       + ". "  //$NON-NLS-1$
+                                                                       + (problems[i].isError()
+                                                                               ? Main.bind("requestor.error")  //$NON-NLS-1$
+                                                                               : Main.bind("requestor.warning")));  //$NON-NLS-1$
+                                                       if (problems[i].isError()) {
+                                                               globalErrorsCount++;
+                                                       } else {
+                                                               globalWarningsCount++;
+                                                       }
+                                                       out.print(" "); //$NON-NLS-1$
+                                                       out.print(
+                                                               Main.bind("requestor.in", new String(problems[i].getOriginatingFileName()))); //$NON-NLS-1$
+                                                       try {
+                                                               out.println(
+                                                                       ((DefaultProblem) problems[i]).errorReportSource(
+                                                                               compilationResult.compilationUnit));
+                                                               out.println(problems[i].getMessage());
+                                                       } catch (Exception e) {
+                                                               out.println(
+                                                                       Main.bind("requestor.notRetrieveErrorMessage", problems[i].toString())); //$NON-NLS-1$
+                                                       }
+                                                       out.println("----------"); //$NON-NLS-1$
+                                                       if (problems[i].isError())
+                                                               localErrorCount++;
+                                               }
+                                       };
+                                       // exit?
+                                       if (systemExitWhenFinished && !proceedOnError && (localErrorCount > 0)) {
+                                               out.flush();
+                                               System.exit(-1);
+                                       }
+                               }
+                               outputClassFiles(compilationResult);
+                       }
+               };
+       }
+       /*
+        *  Build the set of compilation source units
+        */
+       public CompilationUnit[] getCompilationUnits()
+               throws InvalidInputException {
+               int fileCount = filenames.length;
+               CompilationUnit[] units = new CompilationUnit[fileCount];
+               HashtableOfObject knownFileNames = new HashtableOfObject(fileCount);
+
+               String defaultEncoding = (String) options.get(CompilerOptions.OPTION_Encoding);
+               if ("".equals(defaultEncoding)) //$NON-NLS-1$
+                       defaultEncoding = null; //$NON-NLS-1$
+
+               for (int i = 0; i < fileCount; i++) {
+                       char[] charName = filenames[i].toCharArray();
+                       if (knownFileNames.get(charName) != null) {
+                               throw new InvalidInputException(Main.bind("unit.more", filenames[i])); //$NON-NLS-1$
+                       } else {
+                               knownFileNames.put(charName, charName);
+                       }
+                       File file = new File(filenames[i]);
+                       if (!file.exists())
+                               throw new InvalidInputException(Main.bind("unit.missing", filenames[i])); //$NON-NLS-1$
+                       String encoding = encodings[i];
+                       if (encoding == null)
+                               encoding = defaultEncoding;
+                       units[i] = new CompilationUnit(null, filenames[i], encoding);
+               }
+               return units;
+       }
+       /*
+        *  Low-level API performing the actual compilation
+        */
+       public IErrorHandlingPolicy getHandlingPolicy() {
+
+               // passes the initial set of files to the batch oracle (to avoid finding more than once the same units when case insensitive match)     
+               return new IErrorHandlingPolicy() {
+                       public boolean stopOnFirstError() {
+                               return false;
+                       }
+                       public boolean proceedOnErrors() {
+                               return proceedOnError; // stop if there are some errors 
+                       }
+               };
+       }
+       /*
+        *  Low-level API performing the actual compilation
+        */
+       public FileSystem getLibraryAccess() {
+
+               String defaultEncoding = (String) options.get(CompilerOptions.OPTION_Encoding);
+               if ("".equals(defaultEncoding)) //$NON-NLS-1$
+                       defaultEncoding = null; //$NON-NLS-1$   
+               return new FileSystem(classpaths, filenames, defaultEncoding);
+       }
+       /*
+        *  Low-level API performing the actual compilation
+        */
+       public IProblemFactory getProblemFactory() {
+               return new DefaultProblemFactory(Locale.getDefault());
+       }
+       /*
+        * External API
+        */
+
+       public static void main(String[] argv) {
+               new Main(new PrintWriter(System.out), true).compile(argv);
+       }
+       // Dump classfiles onto disk for all compilation units that where successfull.
+
+       public void outputClassFiles(CompilationResult unitResult) {
+
+               if (!((unitResult == null) || (unitResult.hasErrors() && !proceedOnError))) {
+                       Enumeration classFiles = unitResult.compiledTypes.elements();
+                       if (!this.generatePackagesStructure) {
+                               while (classFiles.hasMoreElements()) {
+                                       this.destinationPath = extractDestinationPathFromSourceFile(unitResult);
+                                       // retrieve the key and the corresponding classfile
+                                       ClassFile classFile = (ClassFile) classFiles.nextElement();
+                                       char[] filename = classFile.fileName();
+                                       int length = filename.length;
+                                       char[] relativeName = new char[length + 6];
+                                       System.arraycopy(filename, 0, relativeName, 0, length);
+                                       System.arraycopy(CLASS_FILE_EXTENSION, 0, relativeName, length, 6);
+                                       CharOperation.replace(relativeName, '/', File.separatorChar);
+                                       try {
+                                               ClassFile.writeToDisk(
+                                                       generatePackagesStructure,
+                                                       destinationPath,
+                                                       new String(relativeName),
+                                                       classFile.getBytes());
+                                       } catch (IOException e) {
+                                               String fileName = destinationPath + new String(relativeName);
+                                               e.printStackTrace();
+                                               System.out.println(Main.bind("output.noClassFileCreated", fileName));  //$NON-NLS-1$
+                                       }
+                                       exportedClassFilesCounter++;
+                               }
+                       } else if (destinationPath != null) {
+                               while (classFiles.hasMoreElements()) {
+                                       // retrieve the key and the corresponding classfile
+                                       ClassFile classFile = (ClassFile) classFiles.nextElement();
+                                       char[] filename = classFile.fileName();
+                                       int length = filename.length;
+                                       char[] relativeName = new char[length + 6];
+                                       System.arraycopy(filename, 0, relativeName, 0, length);
+                                       System.arraycopy(CLASS_FILE_EXTENSION, 0, relativeName, length, 6);
+                                       CharOperation.replace(relativeName, '/', File.separatorChar);
+                                       try {
+                                               ClassFile.writeToDisk(
+                                                       generatePackagesStructure,
+                                                       destinationPath,
+                                                       new String(relativeName),
+                                                       classFile.getBytes());
+                                       } catch (IOException e) {
+                                               String fileName = destinationPath + new String(relativeName);
+                                               e.printStackTrace();
+                                               System.out.println(Main.bind("output.noClassFileCreated", fileName)); //$NON-NLS-1$
+                                       }
+                                       exportedClassFilesCounter++;
+                               }
+                       }
+               }
+       }
+       /*
+        *  Low-level API performing the actual compilation
+        */
+       public void performCompilation() throws InvalidInputException {
+
+               INameEnvironment environment = getLibraryAccess();
+               Compiler batchCompiler =
+                       new Compiler(
+                               environment,
+                               getHandlingPolicy(),
+                               getOptions(),
+                               getBatchRequestor(),
+                               getProblemFactory());
+               CompilerOptions options = batchCompiler.options;
+
+               // set the non-externally configurable options.
+               options.setVerboseMode(verbose);
+               options.produceReferenceInfo(produceRefInfo);
+               batchCompiler.compile(getCompilationUnits());
+
+               // cleanup
+               environment.cleanup();
+       }
+       public void printUsage() {
+               out.println(Main.bind("misc.usage", Main.bind("compiler.version"))); //$NON-NLS-1$ //$NON-NLS-2$
+               out.flush();
+       }
+
+       /**
+        * Creates a NLS catalog for the given locale.
+        */
+       public static void relocalize() {
+               bundle = ResourceBundle.getBundle(bundleName, Locale.getDefault());
+       }
+
+       /**
+        * Lookup the message with the given ID in this catalog 
+        */
+       public static String bind(String id) {
+               return bind(id, (String[]) null);
+       }
+
+       /**
+        * Lookup the message with the given ID in this catalog and bind its
+        * substitution locations with the given string values.
+        */
+       public static String bind(String id, String[] bindings) {
+               if (id == null)
+                       return "No message available"; //$NON-NLS-1$
+               String message = null;
+               try {
+                       message = bundle.getString(id);
+               } catch (MissingResourceException e) {
+                       // If we got an exception looking for the message, fail gracefully by just returning
+                       // the id we were looking for.  In most cases this is semi-informative so is not too bad.
+                       return "Missing message: " + id + " in: " + bundleName; //$NON-NLS-2$ //$NON-NLS-1$
+               }
+               // for compatibility with MessageFormat which eliminates double quotes in original message
+               char[] messageWithNoDoubleQuotes =
+                       CharOperation.replace(message.toCharArray(), DOUBLE_QUOTES, SINGLE_QUOTE);
+               message = new String(messageWithNoDoubleQuotes);
+
+               if (bindings == null)
+                       return message;
+
+               int length = message.length();
+               int start = -1;
+               int end = length;
+               StringBuffer output = new StringBuffer(80);
+               while (true) {
+                       if ((end = message.indexOf('{', start)) > -1) {
+                               output.append(message.substring(start + 1, end));
+                               if ((start = message.indexOf('}', end)) > -1) {
+                                       int index = -1;
+                                       try {
+                                               index = Integer.parseInt(message.substring(end + 1, start));
+                                               output.append(bindings[index]);
+                                       } catch (NumberFormatException nfe) {
+                                               output.append(message.substring(end + 1, start + 1));
+                                       } catch (ArrayIndexOutOfBoundsException e) {
+                                               output.append("{missing " + Integer.toString(index) + "}"); //$NON-NLS-2$ //$NON-NLS-1$
+                                       }
+                               } else {
+                                       output.append(message.substring(end, length));
+                                       break;
+                               }
+                       } else {
+                               output.append(message.substring(start + 1, length));
+                               break;
+                       }
+               }
+               return output.toString();
+       }
+
+       /**
+        * Lookup the message with the given ID in this catalog and bind its
+        * substitution locations with the given string.
+        */
+       public static String bind(String id, String binding) {
+               return bind(id, new String[] { binding });
+       }
+
+       /**
+        * Lookup the message with the given ID in this catalog and bind its
+        * substitution locations with the given strings.
+        */
+       public static String bind(String id, String binding1, String binding2) {
+               return bind(id, new String[] { binding1, binding2 });
+       }
+
+       public String extractDestinationPathFromSourceFile(CompilationResult result) {
+               ICompilationUnit compilationUnit = result.compilationUnit;
+               if (compilationUnit != null) {
+                       char[] fileName = compilationUnit.getFileName();
+                       int lastIndex = CharOperation.lastIndexOf(java.io.File.separatorChar, fileName);
+                       if (lastIndex == -1) {
+                               return System.getProperty("user.dir"); //$NON-NLS-1$
+                       }
+                       return new String(CharOperation.subarray(fileName, 0, lastIndex));
+               }
+               return System.getProperty("user.dir"); //$NON-NLS-1$
+       }
+
+}
\ No newline at end of file