fixed wrong deprecation warning
[phpeclipse.git] / net.sourceforge.phpeclipse / src / net / sourceforge / phpdt / internal / compiler / DocumentElementParser.java
index 079b182..80da79e 100644 (file)
-/*******************************************************************************
- * Copyright (c) 2000, 2003 IBM Corporation and others.
- * All rights reserved. This program and the accompanying materials 
- * are made available under the terms of the Common Public License v1.0
- * which accompanies this distribution, and is available at
+/***********************************************************************************************************************************
+ * Copyright (c) 2000, 2003 IBM Corporation and others. All rights reserved. This program and the accompanying materials are made
+ * available under the terms of the Common Public License v1.0 which accompanies this distribution, and is available at
  * http://www.eclipse.org/legal/cpl-v10.html
  * 
- * Contributors:
- *     IBM Corporation - initial API and implementation
- *******************************************************************************/
+ * Contributors: IBM Corporation - initial API and implementation
+ **********************************************************************************************************************************/
 package net.sourceforge.phpdt.internal.compiler;
 
-import net.sourceforge.phpdt.core.compiler.CharOperation;
 import net.sourceforge.phpdt.core.compiler.IProblem;
+import net.sourceforge.phpdt.internal.compiler.ast.CompilationUnitDeclaration;
 import net.sourceforge.phpdt.internal.compiler.env.ICompilationUnit;
+import net.sourceforge.phpdt.internal.compiler.impl.CompilerOptions;
 import net.sourceforge.phpdt.internal.compiler.parser.UnitParser;
 import net.sourceforge.phpdt.internal.compiler.problem.AbortCompilation;
 import net.sourceforge.phpdt.internal.compiler.problem.ProblemReporter;
-import net.sourceforge.phpeclipse.internal.compiler.ast.CompilationUnitDeclaration;
-
-import org.eclipse.core.runtime.CoreException;
-
 
 /*
- * A document element parser extracts structural information
- * from a piece of source, providing detailed source positions info.
- *
+ * A document element parser extracts structural information from a piece of source, providing detailed source positions info.
+ * 
  * also see @IDocumentElementRequestor
- *
- * The structural investigation includes:
- * - the package statement
- * - import statements
- * - top-level types: package member, member types (member types of member types...)
- * - fields
- * - methods
- *
+ * 
+ * The structural investigation includes: - the package statement - import statements - top-level types: package member, member
+ * types (member types of member types...) - fields - methods
+ * 
  * Any (parsing) problem encountered is also provided.
  */
 public class DocumentElementParser extends UnitParser {
-       IDocumentElementRequestor requestor;
-       private int localIntPtr;
-       private int lastFieldEndPosition;
-       private int lastFieldBodyEndPosition;   
-       private int typeStartPosition;
-       private long selectorSourcePositions;
-       private int typeDims;
-       private int extendsDim;
-       private int declarationSourceStart;
+  IDocumentElementRequestor requestor;
 
-       /* int[] stack for storing javadoc positions */
-       int[][] intArrayStack;
-       int intArrayPtr;
-       
-//     CompilerOptions options;
-       
-public DocumentElementParser(
-       final IDocumentElementRequestor requestor, 
-       IProblemFactory problemFactory) {
-//     CompilerOptions options) {
-       super(new ProblemReporter(
-               DefaultErrorHandlingPolicies.exitAfterAllProblems(), 
-//             options, 
-               problemFactory) {
-               public void record(IProblem problem, CompilationResult unitResult) {
-                       requestor.acceptProblem(problem);
-               }
-       });
-//     false,
-//     options.sourceLevel >= CompilerOptions.JDK1_4);
-       this.requestor = requestor;
-       intArrayStack = new int[30][];
-//     this.options = options;
-}
+  private int localIntPtr;
 
-/**
- *
- * INTERNAL USE-ONLY
- */
-//protected void adjustInterfaceModifiers() {
-//     intStack[intPtr - 2] |= AccInterface;
-//}
-/*
- * Will clear the comment stack when looking
- * for a potential JavaDoc which might contain @deprecated.
- *
- * Additionally, before investigating for @deprecated, retrieve the positions
- * of the JavaDoc comments so as to notify requestor with them.
- */
-//public void checkAnnotation() {
-//
-//     /* persisting javadoc positions */
-//     pushOnIntArrayStack(this.getJavaDocPositions());
-//     boolean deprecated = false;
-//     int lastAnnotationIndex = -1;
-//     int commentPtr = scanner.commentPtr;
-//
-//     //since jdk1.2 look only in the last java doc comment...
-//     nextComment : for (lastAnnotationIndex = scanner.commentPtr; lastAnnotationIndex >= 0; lastAnnotationIndex--){
-//             //look for @deprecated into the first javadoc comment preceeding the declaration
-//             int commentSourceStart = scanner.commentStarts[lastAnnotationIndex];
-//             // javadoc only (non javadoc comment have negative end positions.)
-//             if (modifiersSourceStart != -1 && modifiersSourceStart < commentSourceStart) {
-//                     continue nextComment;
-//             }
-//             if (scanner.commentStops[lastAnnotationIndex] < 0) {
-//                     continue nextComment;
-//             }
-//             int commentSourceEnd = scanner.commentStops[lastAnnotationIndex] - 1; //stop is one over
-//             char[] comment = scanner.source;
-//
-//             deprecated =
-//                     checkDeprecation(
-//                             commentSourceStart,
-//                             commentSourceEnd,
-//                             comment);
-//             break nextComment;
-//     }
-//     if (deprecated) {
-//             checkAndSetModifiers(AccDeprecated);
-//     }
-//     // modify the modifier source start to point at the first comment
-//     if (commentPtr >= 0) {
-//             declarationSourceStart = scanner.commentStarts[0];
-//     }
-//}
-/**
- *
- * INTERNAL USE-ONLY
- */
-//protected void consumeClassBodyDeclaration() {
-//     // ClassBodyDeclaration ::= Diet Block
-//     //push an Initializer
-//     //optimize the push/pop
-//
-//     super.consumeClassBodyDeclaration();
-//     Initializer initializer = (Initializer) astStack[astPtr];
-//     requestor.acceptInitializer(
-//             initializer.declarationSourceStart,
-//             initializer.declarationSourceEnd,
-//             intArrayStack[intArrayPtr--], 
-//             0,
-//             modifiersSourceStart, 
-//             initializer.block.sourceStart,
-//             initializer.block.sourceEnd);
-//}
-///**
-// *
-// * INTERNAL USE-ONLY
-// */
-//protected void consumeClassDeclaration() {
-//     super.consumeClassDeclaration();
-//     // we know that we have a TypeDeclaration on the top of the astStack
-//     if (isLocalDeclaration()) {
-//             // we ignore the local variable declarations
-//             return;
-//     }
-//     requestor.exitClass(endStatementPosition, // '}' is the end of the body 
-//      ((TypeDeclaration) astStack[astPtr]).declarationSourceEnd);
-//}
-///**
-// *
-// * INTERNAL USE-ONLY
-// */
-//protected void consumeClassHeader() {
-//     //ClassHeader ::= $empty
-//     super.consumeClassHeader();
-//     if (isLocalDeclaration()) {
-//             // we ignore the local variable declarations
-//             intArrayPtr--;
-//             return;
-//     }
-//     TypeDeclaration typeDecl = (TypeDeclaration) astStack[astPtr];
-//     TypeReference[] superInterfaces = typeDecl.superInterfaces;
-//     char[][] interfaceNames = null;
-//     int[] interfaceNameStarts = null;
-//     int[] interfaceNameEnds = null;
-//     if (superInterfaces != null) {
-//             int superInterfacesLength = superInterfaces.length;
-//             interfaceNames = new char[superInterfacesLength][];
-//             interfaceNameStarts = new int[superInterfacesLength];
-//             interfaceNameEnds = new int[superInterfacesLength];
-//             for (int i = 0; i < superInterfacesLength; i++) {
-//                     TypeReference superInterface = superInterfaces[i];
-//                     interfaceNames[i] = CharOperation.concatWith(superInterface.getTypeName(), '.'); 
-//                     interfaceNameStarts[i] = superInterface.sourceStart;
-//                     interfaceNameEnds[i] = superInterface.sourceEnd;
-//             }
-//     }
-//     // flush the comments related to the class header
-//     scanner.commentPtr = -1;
-//     TypeReference superclass = typeDecl.superclass;
-//     if (superclass == null) {
-//             requestor.enterClass(
-//                     typeDecl.declarationSourceStart, 
-//                     intArrayStack[intArrayPtr--], 
-//                     typeDecl.modifiers, 
-//                     typeDecl.modifiersSourceStart, 
-//                     typeStartPosition, 
-//                     typeDecl.name, 
-//                     typeDecl.sourceStart, 
-//                     typeDecl.sourceEnd, 
-//                     null, 
-//                     -1, 
-//                     -1, 
-//                     interfaceNames, 
-//                     interfaceNameStarts, 
-//                     interfaceNameEnds, 
-//                     scanner.currentPosition - 1); 
-//     } else {
-//             requestor.enterClass(
-//                     typeDecl.declarationSourceStart, 
-//                     intArrayStack[intArrayPtr--], 
-//                     typeDecl.modifiers, 
-//                     typeDecl.modifiersSourceStart, 
-//                     typeStartPosition, 
-//                     typeDecl.name, 
-//                     typeDecl.sourceStart, 
-//                     typeDecl.sourceEnd, 
-//                     CharOperation.concatWith(superclass.getTypeName(), '.'), 
-//                     superclass.sourceStart, 
-//                     superclass.sourceEnd, 
-//                     interfaceNames, 
-//                     interfaceNameStarts, 
-//                     interfaceNameEnds, 
-//                     scanner.currentPosition - 1); 
-//
-//     }
-//}
-//protected void consumeClassHeaderName() {
-//     // ClassHeaderName ::= Modifiersopt 'class' 'Identifier'
-//     TypeDeclaration typeDecl;
-//     if (nestedMethod[nestedType] == 0) {
-//             if (nestedType != 0) {
-//                     typeDecl = new MemberTypeDeclaration(this.compilationUnit.compilationResult);
-//             } else {
-//                     typeDecl = new TypeDeclaration(this.compilationUnit.compilationResult);
-//             }
-//     } else {
-//             // Record that the block has a declaration for local types
-//             typeDecl = new LocalTypeDeclaration(this.compilationUnit.compilationResult);
-//             markEnclosingMemberWithLocalType();
-//             blockReal();
-//     }
-//
-//     //highlight the name of the type
-//     long pos = identifierPositionStack[identifierPtr];
-//     typeDecl.sourceEnd = (int) pos;
-//     typeDecl.sourceStart = (int) (pos >>> 32);
-//     typeDecl.name = identifierStack[identifierPtr--];
-//     identifierLengthPtr--;
-//
-//     //compute the declaration source too
-//     // 'class' and 'interface' push an int position
-//     typeStartPosition = typeDecl.declarationSourceStart = intStack[intPtr--];
-//     intPtr--;
-//     int declarationSourceStart = intStack[intPtr--];
-//     typeDecl.modifiersSourceStart = intStack[intPtr--];
-//     typeDecl.modifiers = intStack[intPtr--];
-//     if (typeDecl.declarationSourceStart > declarationSourceStart) {
-//             typeDecl.declarationSourceStart = declarationSourceStart;
-//     }
-//     typeDecl.bodyStart = typeDecl.sourceEnd + 1;
-//     pushOnAstStack(typeDecl);
-//}
-///**
-// *
-// * INTERNAL USE-ONLY
-// */
-//protected void consumeCompilationUnit() {
-//     // CompilationUnit ::= EnterCompilationUnit PackageDeclarationopt ImportDeclarationsopt
-//     requestor.exitCompilationUnit(scanner.source.length - 1);
-//}
-/**
- *
- * INTERNAL USE-ONLY
- */
-//protected void consumeConstructorDeclaration() {
-//     // ConstructorDeclaration ::= ConstructorHeader ConstructorBody
-//     super.consumeConstructorDeclaration();
-//     if (isLocalDeclaration()) {
-//             // we ignore the local variable declarations
-//             return;
-//     }
-//     ConstructorDeclaration cd = (ConstructorDeclaration) astStack[astPtr];
-//     requestor.exitConstructor(endStatementPosition, cd.declarationSourceEnd);
-//}
-///**
-// *
-// * INTERNAL USE-ONLY
-// */
-//protected void consumeConstructorHeader() {
-//     // ConstructorHeader ::= ConstructorHeaderName MethodHeaderParameters MethodHeaderThrowsClauseopt
-//     super.consumeConstructorHeader();
-//     if (isLocalDeclaration()) {
-//             // we ignore the local variable declarations
-//             intArrayPtr--;
-//             return;
-//     }
-//     ConstructorDeclaration cd = (ConstructorDeclaration) astStack[astPtr];
-//     Argument[] arguments = cd.arguments;
-//     char[][] argumentTypes = null;
-//     char[][] argumentNames = null;
-//     int[] argumentTypeStarts = null;
-//     int[] argumentTypeEnds = null;
-//     int[] argumentNameStarts = null;
-//     int[] argumentNameEnds = null;
-//     if (arguments != null) {
-//             int argumentLength = arguments.length;
-//             argumentTypes = new char[argumentLength][];
-//             argumentNames = new char[argumentLength][];
-//             argumentNameStarts = new int[argumentLength];
-//             argumentNameEnds = new int[argumentLength];
-//             argumentTypeStarts = new int[argumentLength];
-//             argumentTypeEnds = new int[argumentLength];
-//             for (int i = 0; i < argumentLength; i++) {
-//                     Argument argument = arguments[i];
-//                     TypeReference argumentType = argument.type;
-//                     argumentTypes[i] = returnTypeName(argumentType);
-//                     argumentNames[i] = argument.name;
-//                     argumentNameStarts[i] = argument.sourceStart;
-//                     argumentNameEnds[i] = argument.sourceEnd;
-//                     argumentTypeStarts[i] = argumentType.sourceStart;
-//                     argumentTypeEnds[i] = argumentType.sourceEnd;
-//             }
-//     }
-//     TypeReference[] thrownExceptions = cd.thrownExceptions;
-//     char[][] exceptionTypes = null;
-//     int[] exceptionTypeStarts = null;
-//     int[] exceptionTypeEnds = null;
-//     if (thrownExceptions != null) {
-//             int thrownExceptionLength = thrownExceptions.length;
-//             exceptionTypes = new char[thrownExceptionLength][];
-//             exceptionTypeStarts = new int[thrownExceptionLength];
-//             exceptionTypeEnds = new int[thrownExceptionLength];
-//             for (int i = 0; i < thrownExceptionLength; i++) {
-//                     TypeReference exception = thrownExceptions[i];
-//                     exceptionTypes[i] = CharOperation.concatWith(exception.getTypeName(), '.');
-//                     exceptionTypeStarts[i] = exception.sourceStart;
-//                     exceptionTypeEnds[i] = exception.sourceEnd;
-//             }
-//     }
-//     requestor
-//             .enterConstructor(
-//                     cd.declarationSourceStart, 
-//                     intArrayStack[intArrayPtr--], 
-//                     cd.modifiers,
-//                     cd.modifiersSourceStart, 
-//                     cd.selector, 
-//                     cd.sourceStart, 
-//                     (int) (selectorSourcePositions & 0xFFFFFFFFL), 
-//                     // retrieve the source end of the name
-//                     argumentTypes, 
-//                     argumentTypeStarts, 
-//                     argumentTypeEnds, 
-//                     argumentNames, 
-//                     argumentNameStarts, 
-//                     argumentNameEnds, 
-//                     rParenPos, 
-//                     // right parenthesis
-//                     exceptionTypes, 
-//                     exceptionTypeStarts, 
-//                     exceptionTypeEnds, 
-//                     scanner.currentPosition - 1); 
-//}
-//protected void consumeConstructorHeaderName() {
-//     // ConstructorHeaderName ::=  Modifiersopt 'Identifier' '('
-//     ConstructorDeclaration cd = new ConstructorDeclaration(this.compilationUnit.compilationResult);
-//
-//     //name -- this is not really revelant but we do .....
-//     cd.selector = identifierStack[identifierPtr];
-//     selectorSourcePositions = identifierPositionStack[identifierPtr--];
-//     identifierLengthPtr--;
-//
-//     //modifiers
-//     cd.declarationSourceStart = intStack[intPtr--];
-//     cd.modifiersSourceStart = intStack[intPtr--];
-//     cd.modifiers = intStack[intPtr--];
-//
-//     //highlight starts at the selector starts
-//     cd.sourceStart = (int) (selectorSourcePositions >>> 32);
-//     pushOnAstStack(cd);
-//
-//     cd.sourceEnd = lParenPos;
-//     cd.bodyStart = lParenPos + 1;
-//}
-//protected void consumeDefaultModifiers() {
-//     checkAnnotation(); // might update modifiers with AccDeprecated
-//     pushOnIntStack(modifiers); // modifiers
-//     pushOnIntStack(-1);
-//     pushOnIntStack(
-//             declarationSourceStart >= 0 ? declarationSourceStart : scanner.startPosition); 
-//     resetModifiers();
-//}
-//protected void consumeDiet() {
-//     // Diet ::= $empty
-//     super.consumeDiet();
-//     /* persisting javadoc positions
-//      * Will be consume in consumeClassBodyDeclaration
-//      */
-//     pushOnIntArrayStack(this.getJavaDocPositions());        
-//}
-///**
-// *
-// * INTERNAL USE-ONLY
-// */
-//protected void consumeEnterCompilationUnit() {
-//     // EnterCompilationUnit ::= $empty
-//     requestor.enterCompilationUnit();
-//}
-///**
-// *
-// * INTERNAL USE-ONLY
-// */
-//protected void consumeEnterVariable() {
-//     // EnterVariable ::= $empty
-//     boolean isLocalDeclaration = isLocalDeclaration();
-//     if (!isLocalDeclaration && (variablesCounter[nestedType] != 0)) {
-//             requestor.exitField(lastFieldBodyEndPosition, lastFieldEndPosition);
-//     }
-//     char[] name = identifierStack[identifierPtr];
-//     long namePosition = identifierPositionStack[identifierPtr--];
-//     int extendedTypeDimension = intStack[intPtr--];
-//
-//     AbstractVariableDeclaration declaration;
-//     if (nestedMethod[nestedType] != 0) {
-//             // create the local variable declarations
-//             declaration = 
-//                     new LocalDeclaration(null, name, (int) (namePosition >>> 32), (int) namePosition); 
-//     } else {
-//             // create the field declaration
-//             declaration = 
-//                     new FieldDeclaration(null, name, (int) (namePosition >>> 32), (int) namePosition); 
-//     }
-//     identifierLengthPtr--;
-//     TypeReference type;
-//     int variableIndex = variablesCounter[nestedType];
-//     int typeDim = 0;
-//     if (variableIndex == 0) {
-//             // first variable of the declaration (FieldDeclaration or LocalDeclaration)
-//             if (nestedMethod[nestedType] != 0) {
-//                     // local declaration
-//                     declaration.declarationSourceStart = intStack[intPtr--];
-//                     declaration.modifiersSourceStart = intStack[intPtr--];
-//                     declaration.modifiers = intStack[intPtr--];
-//                     type = getTypeReference(typeDim = intStack[intPtr--]); // type dimension
-//                     pushOnAstStack(type);
-//             } else {
-//                     // field declaration
-//                     type = getTypeReference(typeDim = intStack[intPtr--]); // type dimension
-//                     pushOnAstStack(type);
-//                     declaration.declarationSourceStart = intStack[intPtr--];
-//                     declaration.modifiersSourceStart = intStack[intPtr--];
-//                     declaration.modifiers = intStack[intPtr--];
-//             }
-//     } else {
-//             type = (TypeReference) astStack[astPtr - variableIndex];
-//             typeDim = type.dimensions();
-//             AbstractVariableDeclaration previousVariable = 
-//                     (AbstractVariableDeclaration) astStack[astPtr]; 
-//             declaration.declarationSourceStart = previousVariable.declarationSourceStart;
-//             declaration.modifiers = previousVariable.modifiers;
-//             declaration.modifiersSourceStart = previousVariable.modifiersSourceStart;
-//     }
-//
-//     localIntPtr = intPtr;
-//
-//     if (extendedTypeDimension == 0) {
-//             declaration.type = type;
-//     } else {
-//             int dimension = typeDim + extendedTypeDimension;
-//             //on the identifierLengthStack there is the information about the type....
-//             int baseType;
-//             if ((baseType = identifierLengthStack[identifierLengthPtr + 1]) < 0) {
-//                     //it was a baseType
-//                     declaration.type = TypeReference.baseTypeReference(-baseType, dimension);
-//                     declaration.type.sourceStart = type.sourceStart;
-//                     declaration.type.sourceEnd = type.sourceEnd;
-//             } else {
-//                     declaration.type = this.copyDims(type, dimension);
-//             }
-//     }
-//     variablesCounter[nestedType]++;
-//     nestedMethod[nestedType]++;
-//     pushOnAstStack(declaration);
-//
-//     int[] javadocPositions = intArrayStack[intArrayPtr];
-//     if (!isLocalDeclaration) {
-//             requestor
-//                     .enterField(
-//                             declaration.declarationSourceStart, 
-//                             javadocPositions, 
-//                             declaration.modifiers, 
-//                             declaration.modifiersSourceStart, 
-//                             returnTypeName(declaration.type), 
-//                             type.sourceStart, 
-//                             type.sourceEnd, 
-//                             typeDims, 
-//                             name, 
-//                             (int) (namePosition >>> 32), 
-//                             (int) namePosition, 
-//                             extendedTypeDimension, 
-//                             extendedTypeDimension == 0 ? -1 : endPosition); 
-//     }
-//}
-///**
-// *
-// * INTERNAL USE-ONLY
-// */
-//protected void consumeExitVariableWithInitialization() {
-//     // ExitVariableWithInitialization ::= $empty
-//     // the scanner is located after the comma or the semi-colon.
-//     // we want to include the comma or the semi-colon
-//     super.consumeExitVariableWithInitialization();
-//     nestedMethod[nestedType]--;     
-//     lastFieldEndPosition = scanner.currentPosition - 1;
-//     lastFieldBodyEndPosition =      ((AbstractVariableDeclaration) astStack[astPtr]).initialization.sourceEnd;
-//}
-//protected void consumeExitVariableWithoutInitialization() {
-//     // ExitVariableWithoutInitialization ::= $empty
-//     // do nothing by default
-//     super.consumeExitVariableWithoutInitialization();
-//     nestedMethod[nestedType]--;     
-//     lastFieldEndPosition = scanner.currentPosition - 1;
-//     lastFieldBodyEndPosition = scanner.startPosition - 1;
-//}
-///**
-// *
-// * INTERNAL USE-ONLY
-// */
-//protected void consumeFieldDeclaration() {
-//     // See consumeLocalVariableDeclarationDefaultModifier() in case of change: duplicated code
-//     // FieldDeclaration ::= Modifiersopt Type VariableDeclarators ';'
-//     // the super.consumeFieldDeclaration will reinitialize the variableCounter[nestedType]  
-//     int variableIndex = variablesCounter[nestedType];
-//     super.consumeFieldDeclaration();
-//     intArrayPtr--;
-//     if (isLocalDeclaration())
-//             return;
-//     if (variableIndex != 0) {
-//             requestor.exitField(lastFieldBodyEndPosition, lastFieldEndPosition);
-//     }
-//}
-//protected void consumeFormalParameter() {
-//     // FormalParameter ::= Type VariableDeclaratorId ==> false
-//     // FormalParameter ::= Modifiers Type VariableDeclaratorId ==> true
-//     /*
-//     astStack : 
-//     identifierStack : type identifier
-//     intStack : dim dim
-//      ==>
-//     astStack : Argument
-//     identifierStack :  
-//     intStack :  
-//     */
-//
-//     identifierLengthPtr--;
-//     char[] name = identifierStack[identifierPtr];
-//     long namePositions = identifierPositionStack[identifierPtr--];
-//     TypeReference type = getTypeReference(intStack[intPtr--] + intStack[intPtr--]);
-//     intPtr -= 3;
-//     Argument arg = 
-//             new Argument(
-//                     name, 
-//                     namePositions, 
-//                     type, 
-//                     intStack[intPtr + 1]); // modifiers
-//     pushOnAstStack(arg);
-//     intArrayPtr--;
-//}
-///**
-// *
-// * INTERNAL USE-ONLY
-// */
-//protected void consumeInterfaceDeclaration() {
-//     super.consumeInterfaceDeclaration();
-//     // we know that we have a TypeDeclaration on the top of the astStack
-//     if (isLocalDeclaration()) {
-//             // we ignore the local variable declarations
-//             return;
-//     }
-//     requestor.exitInterface(endStatementPosition, // the '}' is the end of the body
-//      ((TypeDeclaration) astStack[astPtr]).declarationSourceEnd);
-//}
-///**
-// *
-// * INTERNAL USE-ONLY
-// */
-//protected void consumeInterfaceHeader() {
-//     //InterfaceHeader ::= $empty
-//     super.consumeInterfaceHeader();
-//     if (isLocalDeclaration()) {
-//             // we ignore the local variable declarations
-//             intArrayPtr--;
-//             return;
-//     }
-//     TypeDeclaration typeDecl = (TypeDeclaration) astStack[astPtr];
-//     TypeReference[] superInterfaces = typeDecl.superInterfaces;
-//     char[][] interfaceNames = null;
-//     int[] interfaceNameStarts = null;
-//     int[] interfacenameEnds = null;
-//     int superInterfacesLength = 0;
-//     if (superInterfaces != null) {
-//             superInterfacesLength = superInterfaces.length;
-//             interfaceNames = new char[superInterfacesLength][];
-//             interfaceNameStarts = new int[superInterfacesLength];
-//             interfacenameEnds = new int[superInterfacesLength];
-//     }
-//     if (superInterfaces != null) {
-//             for (int i = 0; i < superInterfacesLength; i++) {
-//                     TypeReference superInterface = superInterfaces[i];
-//                     interfaceNames[i] = CharOperation.concatWith(superInterface.getTypeName(), '.'); 
-//                     interfaceNameStarts[i] = superInterface.sourceStart;
-//                     interfacenameEnds[i] = superInterface.sourceEnd;
-//             }
-//     }
-//     // flush the comments related to the interface header
-//     scanner.commentPtr = -1;
-//     requestor.enterInterface(
-//             typeDecl.declarationSourceStart, 
-//             intArrayStack[intArrayPtr--], 
-//             typeDecl.modifiers, 
-//             typeDecl.modifiersSourceStart, 
-//             typeStartPosition, 
-//             typeDecl.name, 
-//             typeDecl.sourceStart, 
-//             typeDecl.sourceEnd, 
-//             interfaceNames, 
-//             interfaceNameStarts, 
-//             interfacenameEnds, 
-//             scanner.currentPosition - 1); 
-//}
-//protected void consumeInterfaceHeaderName() {
-//     // InterfaceHeaderName ::= Modifiersopt 'interface' 'Identifier'
-//     TypeDeclaration typeDecl;
-//     if (nestedMethod[nestedType] == 0) {
-//             if (nestedType != 0) {
-//                     typeDecl = new MemberTypeDeclaration(this.compilationUnit.compilationResult);
-//             } else {
-//                     typeDecl = new TypeDeclaration(this.compilationUnit.compilationResult);
-//             }
-//     } else {
-//             // Record that the block has a declaration for local types
-//             typeDecl = new LocalTypeDeclaration(this.compilationUnit.compilationResult);
-//             markEnclosingMemberWithLocalType();
-//             blockReal();
-//     }
-//
-//     //highlight the name of the type
-//     long pos = identifierPositionStack[identifierPtr];
-//     typeDecl.sourceEnd = (int) pos;
-//     typeDecl.sourceStart = (int) (pos >>> 32);
-//     typeDecl.name = identifierStack[identifierPtr--];
-//     identifierLengthPtr--;
-//
-//     //compute the declaration source too
-//     // 'class' and 'interface' push an int position
-//     typeStartPosition = typeDecl.declarationSourceStart = intStack[intPtr--];
-//     intPtr--;
-//     int declarationSourceStart = intStack[intPtr--];
-//     typeDecl.modifiersSourceStart = intStack[intPtr--];
-//     typeDecl.modifiers = intStack[intPtr--];
-//     if (typeDecl.declarationSourceStart > declarationSourceStart) {
-//             typeDecl.declarationSourceStart = declarationSourceStart;
-//     }
-//     typeDecl.bodyStart = typeDecl.sourceEnd + 1;
-//     pushOnAstStack(typeDecl);
-//}
-///**
-// *
-// * INTERNAL USE-ONLY
-// */
-//protected void consumeLocalVariableDeclaration() {
-//     // See consumeLocalVariableDeclarationDefaultModifier() in case of change: duplicated code
-//     // FieldDeclaration ::= Modifiersopt Type VariableDeclarators ';'
-//
-//     super.consumeLocalVariableDeclaration();
-//     intArrayPtr--;
-//}
-///**
-// *
-// * INTERNAL USE-ONLY
-// */
-//protected void consumeMethodDeclaration(boolean isNotAbstract) {
-//     // MethodDeclaration ::= MethodHeader MethodBody
-//     // AbstractMethodDeclaration ::= MethodHeader ';'
-//     super.consumeMethodDeclaration(isNotAbstract);
-//     if (isLocalDeclaration()) {
-//             // we ignore the local variable declarations
-//             return;
-//     }
-//     MethodDeclaration md = (MethodDeclaration) astStack[astPtr];
-//     requestor.exitMethod(endStatementPosition, md.declarationSourceEnd);
-//}
-///**
-// *
-// * INTERNAL USE-ONLY
-// */
-//protected void consumeMethodHeader() {
-//     // MethodHeader ::= MethodHeaderName MethodHeaderParameters MethodHeaderExtendedDims ThrowsClauseopt
-//     super.consumeMethodHeader();
-//     if (isLocalDeclaration()) {
-//             // we ignore the local variable declarations
-//             intArrayPtr--;
-//             return;
-//     }
-//     MethodDeclaration md = (MethodDeclaration) astStack[astPtr];
-//
-//     TypeReference returnType = md.returnType;
-//     char[] returnTypeName = returnTypeName(returnType);
-//     Argument[] arguments = md.arguments;
-//     char[][] argumentTypes = null;
-//     char[][] argumentNames = null;
-//     int[] argumentTypeStarts = null;
-//     int[] argumentTypeEnds = null;
-//     int[] argumentNameStarts = null;
-//     int[] argumentNameEnds = null;
-//     if (arguments != null) {
-//             int argumentLength = arguments.length;
-//             argumentTypes = new char[argumentLength][];
-//             argumentNames = new char[argumentLength][];
-//             argumentNameStarts = new int[argumentLength];
-//             argumentNameEnds = new int[argumentLength];
-//             argumentTypeStarts = new int[argumentLength];
-//             argumentTypeEnds = new int[argumentLength];
-//             for (int i = 0; i < argumentLength; i++) {
-//                     Argument argument = arguments[i];
-//                     TypeReference argumentType = argument.type;
-//                     argumentTypes[i] = returnTypeName(argumentType);
-//                     argumentNames[i] = argument.name;
-//                     argumentNameStarts[i] = argument.sourceStart;
-//                     argumentNameEnds[i] = argument.sourceEnd;
-//                     argumentTypeStarts[i] = argumentType.sourceStart;
-//                     argumentTypeEnds[i] = argumentType.sourceEnd;
-//             }
-//     }
-//     TypeReference[] thrownExceptions = md.thrownExceptions;
-//     char[][] exceptionTypes = null;
-//     int[] exceptionTypeStarts = null;
-//     int[] exceptionTypeEnds = null;
-//     if (thrownExceptions != null) {
-//             int thrownExceptionLength = thrownExceptions.length;
-//             exceptionTypeStarts = new int[thrownExceptionLength];
-//             exceptionTypeEnds = new int[thrownExceptionLength];
-//             exceptionTypes = new char[thrownExceptionLength][];
-//             for (int i = 0; i < thrownExceptionLength; i++) {
-//                     TypeReference exception = thrownExceptions[i];
-//                     exceptionTypes[i] = CharOperation.concatWith(exception.getTypeName(), '.');
-//                     exceptionTypeStarts[i] = exception.sourceStart;
-//                     exceptionTypeEnds[i] = exception.sourceEnd;
-//             }
-//     }
-//     requestor
-//             .enterMethod(
-//                     md.declarationSourceStart, 
-//                     intArrayStack[intArrayPtr--], 
-//                     md.modifiers, 
-//                     md.modifiersSourceStart, 
-//                     returnTypeName, 
-//                     returnType.sourceStart, 
-//                     returnType.sourceEnd, 
-//                     typeDims, 
-//                     md.selector, 
-//                     md.sourceStart, 
-//                     (int) (selectorSourcePositions & 0xFFFFFFFFL), 
-//                     argumentTypes, 
-//                     argumentTypeStarts, 
-//                     argumentTypeEnds, 
-//                     argumentNames, 
-//                     argumentNameStarts, 
-//                     argumentNameEnds, 
-//                     rParenPos, 
-//                     extendsDim, 
-//                     extendsDim == 0 ? -1 : endPosition, 
-//                     exceptionTypes, 
-//                     exceptionTypeStarts, 
-//                     exceptionTypeEnds, 
-//                     scanner.currentPosition - 1); 
-//}
-//protected void consumeMethodHeaderExtendedDims() {
-//     // MethodHeaderExtendedDims ::= Dimsopt
-//     // now we update the returnType of the method
-//     MethodDeclaration md = (MethodDeclaration) astStack[astPtr];
-//     int extendedDims = intStack[intPtr--];
-//     extendsDim = extendedDims;
-//     if (extendedDims != 0) {
-//             TypeReference returnType = md.returnType;
-//             md.sourceEnd = endPosition;
-//             int dims = returnType.dimensions() + extendedDims;
-//             int baseType;
-//             if ((baseType = identifierLengthStack[identifierLengthPtr + 1]) < 0) {
-//                     //it was a baseType
-//                     int sourceStart = returnType.sourceStart;
-//                     int sourceEnd = returnType.sourceEnd;
-//                     returnType = TypeReference.baseTypeReference(-baseType, dims);
-//                     returnType.sourceStart = sourceStart;
-//                     returnType.sourceEnd = sourceEnd;
-//                     md.returnType = returnType;
-//             } else {
-//                     md.returnType = this.copyDims(md.returnType, dims);
-//             }
-//             if (currentToken == TokenNameLBRACE) {
-//                     md.bodyStart = endPosition + 1;
-//             }
-//     }
-//}
-//protected void consumeMethodHeaderName() {
-//     // MethodHeaderName ::= Modifiersopt Type 'Identifier' '('
-//     MethodDeclaration md = new MethodDeclaration(this.compilationUnit.compilationResult);
-//
-//     //name
-//     md.selector = identifierStack[identifierPtr];
-//     selectorSourcePositions = identifierPositionStack[identifierPtr--];
-//     identifierLengthPtr--;
-//     //type
-//     md.returnType = getTypeReference(typeDims = intStack[intPtr--]);
-//     //modifiers
-//     md.declarationSourceStart = intStack[intPtr--];
-//     md.modifiersSourceStart = intStack[intPtr--];
-//     md.modifiers = intStack[intPtr--];
-//
-//     //highlight starts at selector start
-//     md.sourceStart = (int) (selectorSourcePositions >>> 32);
-//     pushOnAstStack(md);
-//     md.bodyStart = scanner.currentPosition-1;
-//}
-//protected void consumeModifiers() {
-//     checkAnnotation(); // might update modifiers with AccDeprecated
-//     pushOnIntStack(modifiers); // modifiers
-//     pushOnIntStack(modifiersSourceStart);
-//     pushOnIntStack(
-//             declarationSourceStart >= 0 ? declarationSourceStart : modifiersSourceStart); 
-//     resetModifiers();
-//}
-/**
- *
- * INTERNAL USE-ONLY
- */
-//protected void consumePackageDeclarationName() {
-//     /* persisting javadoc positions */
-//     pushOnIntArrayStack(this.getJavaDocPositions());
-//
-//     super.consumePackageDeclarationName();
-//     ImportReference importReference = compilationUnit.currentPackage;
-//
-//     requestor.acceptPackage(
-//             importReference.declarationSourceStart, 
-//             importReference.declarationSourceEnd, 
-//             intArrayStack[intArrayPtr--], 
-//             CharOperation.concatWith(importReference.getImportName(), '.'),
-//             importReference.sourceStart);
-//}
-//protected void consumePushModifiers() {
-//     checkAnnotation(); // might update modifiers with AccDeprecated
-//     pushOnIntStack(modifiers); // modifiers
-//     if (modifiersSourceStart < 0) {
-//             pushOnIntStack(-1);
-//             pushOnIntStack(
-//                     declarationSourceStart >= 0 ? declarationSourceStart : scanner.startPosition); 
-//     } else {
-//             pushOnIntStack(modifiersSourceStart);
-//             pushOnIntStack(
-//                     declarationSourceStart >= 0 ? declarationSourceStart : modifiersSourceStart); 
-//     }
-//     resetModifiers();
-//}
-///**
-// *
-// * INTERNAL USE-ONLY
-// */
-//protected void consumeSingleTypeImportDeclarationName() {
-//     // SingleTypeImportDeclarationName ::= 'import' Name
-//
-//     /* persisting javadoc positions */
-//     pushOnIntArrayStack(this.getJavaDocPositions());
-//
-//     super.consumeSingleTypeImportDeclarationName();
-//     ImportReference importReference = (ImportReference) astStack[astPtr];
-//     requestor.acceptImport(
-//             importReference.declarationSourceStart, 
-//             importReference.declarationSourceEnd,
-//             intArrayStack[intArrayPtr--],
-//             CharOperation.concatWith(importReference.getImportName(), '.'),
-//             importReference.sourceStart,
-//             false);
-//}
-///**
-// *
-// * INTERNAL USE-ONLY
-// */
-//protected void consumeStaticInitializer() {
-//     // StaticInitializer ::=  StaticOnly Block
-//     //push an Initializer
-//     //optimize the push/pop
-//     super.consumeStaticInitializer();
-//     Initializer initializer = (Initializer) astStack[astPtr];
-//     requestor.acceptInitializer(
-//             initializer.declarationSourceStart,
-//             initializer.declarationSourceEnd,
-//             intArrayStack[intArrayPtr--],
-//             AccStatic, 
-//             intStack[intPtr--], 
-//             initializer.block.sourceStart,
-//             initializer.declarationSourceEnd);
-//}
-//protected void consumeStaticOnly() {
-//     // StaticOnly ::= 'static'
-//     checkAnnotation(); // might update declaration source start
-//     pushOnIntStack(modifiersSourceStart);
-//     pushOnIntStack(
-//             declarationSourceStart >= 0 ? declarationSourceStart : modifiersSourceStart); 
-//     jumpOverMethodBody();
-//     nestedMethod[nestedType]++;
-//     resetModifiers();
-//}
-///**
-// *
-// * INTERNAL USE-ONLY
-// */
-//protected void consumeTypeImportOnDemandDeclarationName() {
-//     // TypeImportOnDemandDeclarationName ::= 'import' Name '.' '*'
-//
-//     /* persisting javadoc positions */
-//     pushOnIntArrayStack(this.getJavaDocPositions());
-//
-//     super.consumeTypeImportOnDemandDeclarationName();
-//     ImportReference importReference = (ImportReference) astStack[astPtr];
-//     requestor.acceptImport(
-//             importReference.declarationSourceStart, 
-//             importReference.declarationSourceEnd,
-//             intArrayStack[intArrayPtr--],
-//             CharOperation.concatWith(importReference.getImportName(), '.'), 
-//             importReference.sourceStart,
-//             true);
-//}
-public CompilationUnitDeclaration endParse(int act) {
-       if (scanner.recordLineSeparator) {
-               requestor.acceptLineSeparatorPositions(scanner.getLineEnds());
-       }
-       return super.endParse(act);
-}
-/*
- * Flush annotations defined prior to a given positions.
- *
- * Note: annotations are stacked in syntactical order
- *
- * Either answer given <position>, or the end position of a comment line 
- * immediately following the <position> (same line)
- *
- * e.g.
- * void foo(){
- * } // end of method foo
- */
-//public int flushAnnotationsDefinedPriorTo(int position) {
-//
-//     return lastFieldEndPosition = super.flushAnnotationsDefinedPriorTo(position);
-//}
-//protected TypeReference getTypeReference(int dim) { /* build a Reference on a variable that may be qualified or not
-//This variable is a type reference and dim will be its dimensions*/
-//
-//     int length;
-//     TypeReference ref;
-//     if ((length = identifierLengthStack[identifierLengthPtr--]) == 1) {
-//             // single variable reference
-//             if (dim == 0) {
-//                     ref = 
-//                             new SingleTypeReference(
-//                                     identifierStack[identifierPtr], 
-//                                     identifierPositionStack[identifierPtr--]); 
-//             } else {
-//                     ref = 
-//                             new ArrayTypeReference(
-//                                     identifierStack[identifierPtr], 
-//                                     dim, 
-//                                     identifierPositionStack[identifierPtr--]); 
-//                     ref.sourceEnd = endPosition;
-//             }
-//     } else {
-//             if (length < 0) { //flag for precompiled type reference on base types
-//                     ref = TypeReference.baseTypeReference(-length, dim);
-//                     ref.sourceStart = intStack[intPtr--];
-//                     if (dim == 0) {
-//                             ref.sourceEnd = intStack[intPtr--];
-//                     } else {
-//                             intPtr--;
-//                             ref.sourceEnd = endPosition;
-//                     }
-//             } else { //Qualified variable reference
-//                     char[][] tokens = new char[length][];
-//                     identifierPtr -= length;
-//                     long[] positions = new long[length];
-//                     System.arraycopy(identifierStack, identifierPtr + 1, tokens, 0, length);
-//                     System.arraycopy(
-//                             identifierPositionStack, 
-//                             identifierPtr + 1, 
-//                             positions, 
-//                             0, 
-//                             length); 
-//                     if (dim == 0) {
-//                             ref = new QualifiedTypeReference(tokens, positions);
-//                     } else {
-//                             ref = new ArrayQualifiedTypeReference(tokens, dim, positions);
-//                             ref.sourceEnd = endPosition;
-//                     }
-//             }
-//     };
-//     return ref;
-//}
-public void initialize() {
-       //positionning the parser for a new compilation unit
-       //avoiding stack reallocation and all that....
-       super.initialize(false);
-       intArrayPtr = -1;
-}
-/**
- *
- * INTERNAL USE-ONLY
- */
-//private boolean isLocalDeclaration() {
-//     int nestedDepth = nestedType;
-//     while (nestedDepth >= 0) {
-//             if (nestedMethod[nestedDepth] != 0) {
-//                     return true;
-//             }
-//             nestedDepth--;
-//     }
-//     return false;
-//}
-/*
- * Investigate one entire unit.
- */
-public void parseCompilationUnit(ICompilationUnit unit) {
-       char[] regionSource = unit.getContents();
-       try {
-               initialize();
-               goForCompilationUnit();
-               referenceContext =
-                       compilationUnit = 
-                               compilationUnit = 
-                                       new CompilationUnitDeclaration(
-                                               problemReporter(), 
-                                               new CompilationResult(unit, 0, 0, 10), //this.options.maxProblemsPerUnit), 
-                                               regionSource.length); 
-               scanner.resetTo(0, regionSource.length);
-               scanner.setSource(regionSource);
-               parse();
-       } catch (CoreException e) {
-               e.printStackTrace();
-       } catch (AbortCompilation ex) {
-       }
-}
-/*
- * Investigate one constructor declaration.
- */
-//public void parseConstructor(char[] regionSource) {
-//     try {
-//             initialize();
-//             goForClassBodyDeclarations();
-//             referenceContext = 
-//                     compilationUnit = 
-//                             compilationUnit = 
-//                                     new CompilationUnitDeclaration(
-//                                             problemReporter(), 
-//                                             new CompilationResult(regionSource, 0, 0, 10), //this.options.maxProblemsPerUnit), 
-//                                             regionSource.length); 
-//             scanner.resetTo(0, regionSource.length);
-//             scanner.setSource(regionSource);
-//             parse();
-//     } catch (AbortCompilation ex) {
-//     }
-//}
-/*
- * Investigate one field declaration statement (might have multiple declarations in it).
- */
-//public void parseField(char[] regionSource) {
-//     try {
-//             initialize();
-//             goForFieldDeclaration();
-//             referenceContext = 
-//                     compilationUnit = 
-//                             compilationUnit = 
-//                                     new CompilationUnitDeclaration(
-//                                             problemReporter(), 
-//                                             new CompilationResult(regionSource, 0, 0, this.options.maxProblemsPerUnit), 
-//                                             regionSource.length); 
-//             scanner.resetTo(0, regionSource.length);
-//             scanner.setSource(regionSource);
-//             parse();
-//     } catch (AbortCompilation ex) {
-//     }
-//
-//}
-///*
-// * Investigate one import statement declaration.
-// */
-//public void parseImport(char[] regionSource) {
-//     try {
-//             initialize();
-//             goForImportDeclaration();
-//             referenceContext = 
-//                     compilationUnit = 
-//                             compilationUnit = 
-//                                     new CompilationUnitDeclaration(
-//                                             problemReporter(), 
-//                                             new CompilationResult(regionSource, 0, 0, this.options.maxProblemsPerUnit), 
-//                                             regionSource.length); 
-//             scanner.resetTo(0, regionSource.length);
-//             scanner.setSource(regionSource);
-//             parse();
-//     } catch (AbortCompilation ex) {
-//     }
-//
-//}
-///*
-// * Investigate one initializer declaration.
-// * regionSource need to content exactly an initializer declaration.
-// * e.g: static { i = 4; }
-// * { name = "test"; }
-// */
-//public void parseInitializer(char[] regionSource) {
-//     try {
-//             initialize();
-//             goForInitializer();
-//             referenceContext = 
-//                     compilationUnit = 
-//                             compilationUnit = 
-//                                     new CompilationUnitDeclaration(
-//                                             problemReporter(), 
-//                                             new CompilationResult(regionSource, 0, 0, this.options.maxProblemsPerUnit), 
-//                                             regionSource.length); 
-//             scanner.resetTo(0, regionSource.length);
-//             scanner.setSource(regionSource);
-//             parse();
-//     } catch (AbortCompilation ex) {
-//     }
-//
-//}
-///*
-// * Investigate one method declaration.
-// */
-//public void parseMethod(char[] regionSource) {
-//     try {
-//             initialize();
-//             goForGenericMethodDeclaration();
-//             referenceContext = 
-//                     compilationUnit = 
-//                             compilationUnit = 
-//                                     new CompilationUnitDeclaration(
-//                                             problemReporter(), 
-//                                             new CompilationResult(regionSource, 0, 0, this.options.maxProblemsPerUnit), 
-//                                             regionSource.length); 
-//             scanner.resetTo(0, regionSource.length);
-//             scanner.setSource(regionSource);
-//             parse();
-//     } catch (AbortCompilation ex) {
-//     }
-//
-//}
-///*
-// * Investigate one package statement declaration.
-// */
-//public void parsePackage(char[] regionSource) {
-//     try {
-//             initialize();
-//             goForPackageDeclaration();
-//             referenceContext = 
-//                     compilationUnit = 
-//                             compilationUnit = 
-//                                     new CompilationUnitDeclaration(
-//                                             problemReporter(), 
-//                                             new CompilationResult(regionSource, 0, 0, this.options.maxProblemsPerUnit), 
-//                                             regionSource.length); 
-//             scanner.resetTo(0, regionSource.length);
-//             scanner.setSource(regionSource);
-//             parse();
-//     } catch (AbortCompilation ex) {
-//     }
-//
-//}
-///*
-// * Investigate one type declaration, its fields, methods and member types.
-// */
-//public void parseType(char[] regionSource) {
-//     try {
-//             initialize();
-//             goForTypeDeclaration();
-//             referenceContext = 
-//                     compilationUnit = 
-//                             compilationUnit = 
-//                                     new CompilationUnitDeclaration(
-//                                             problemReporter(), 
-//                                             new CompilationResult(regionSource, 0, 0, this.options.maxProblemsPerUnit), 
-//                                             regionSource.length); 
-//             scanner.resetTo(0, regionSource.length);
-//             scanner.setSource(regionSource);
-//             parse();
-//     } catch (AbortCompilation ex) {
-//     }
-//
-//}
-/**
- * Returns this parser's problem reporter initialized with its reference context.
- * Also it is assumed that a problem is going to be reported, so initializes
- * the compilation result's line positions.
- */
-public ProblemReporter problemReporter() {
-       problemReporter.referenceContext = referenceContext;
-       return problemReporter;
-}
-protected void pushOnIntArrayStack(int[] positions) {
+  private int lastFieldEndPosition;
 
-       try {
-               intArrayStack[++intArrayPtr] = positions;
-       } catch (IndexOutOfBoundsException e) {
-               //intPtr is correct 
-               int oldStackLength = intArrayStack.length;
-               int oldStack[][] = intArrayStack;
-               intArrayStack = new int[oldStackLength + StackIncrement][];
-               System.arraycopy(oldStack, 0, intArrayStack, 0, oldStackLength);
-               intArrayStack[intArrayPtr] = positions;
-       }
-}
-//protected void resetModifiers() {
-//     super.resetModifiers();
-//     declarationSourceStart = -1;
-//}
-/*
- * Syntax error was detected. Will attempt to perform some recovery action in order
- * to resume to the regular parse loop.
- */
-protected boolean resumeOnSyntaxError() {
-       return false;
-}
-/*
- * Answer a char array representation of the type name formatted like:
- * - type name + dimensions
- * Example:
- * "A[][]".toCharArray()
- * "java.lang.String".toCharArray()
- */
-//private char[] returnTypeName(TypeReference type) {
-//     int dimension = type.dimensions();
-//     if (dimension != 0) {
-//             char[] dimensionsArray = new char[dimension * 2];
-//             for (int i = 0; i < dimension; i++) {
-//                     dimensionsArray[i*2] = '[';
-//                     dimensionsArray[(i*2) + 1] = ']';
-//             }
-//             return CharOperation.concat(
-//                     CharOperation.concatWith(type.getTypeName(), '.'), 
-//                     dimensionsArray); 
-//     }
-//     return CharOperation.concatWith(type.getTypeName(), '.');
-//}
-//public String toString() {
-//     StringBuffer buffer = new StringBuffer();
-//     buffer.append("intArrayPtr = " + intArrayPtr + "\n"); //$NON-NLS-1$ //$NON-NLS-2$
-//     buffer.append(super.toString());
-//     return buffer.toString();
-//}
-///**
-// * INTERNAL USE ONLY
-// */
-//protected TypeReference typeReference(
-//     int dim,
-//     int localIdentifierPtr, 
-//     int localIdentifierLengthPtr) {
-//     /* build a Reference on a variable that may be qualified or not
-//      * This variable is a type reference and dim will be its dimensions.
-//      * We don't have any side effect on the stacks' pointers.
-//      */
-//
-//     int length;
-//     TypeReference ref;
-//     if ((length = identifierLengthStack[localIdentifierLengthPtr]) == 1) {
-//             // single variable reference
-//             if (dim == 0) {
-//                     ref = 
-//                             new SingleTypeReference(
-//                                     identifierStack[localIdentifierPtr], 
-//                                     identifierPositionStack[localIdentifierPtr--]); 
-//             } else {
-//                     ref = 
-//                             new ArrayTypeReference(
-//                                     identifierStack[localIdentifierPtr], 
-//                                     dim, 
-//                                     identifierPositionStack[localIdentifierPtr--]); 
-//                     ref.sourceEnd = endPosition;                            
-//             }
-//     } else {
-//             if (length < 0) { //flag for precompiled type reference on base types
-//                     ref = TypeReference.baseTypeReference(-length, dim);
-//                     ref.sourceStart = intStack[localIntPtr--];
-//                     if (dim == 0) {
-//                             ref.sourceEnd = intStack[localIntPtr--];
-//                     } else {
-//                             localIntPtr--;
-//                             ref.sourceEnd = endPosition;
-//                     }
-//             } else { //Qualified variable reference
-//                     char[][] tokens = new char[length][];
-//                     localIdentifierPtr -= length;
-//                     long[] positions = new long[length];
-//                     System.arraycopy(identifierStack, localIdentifierPtr + 1, tokens, 0, length);
-//                     System.arraycopy(
-//                             identifierPositionStack, 
-//                             localIdentifierPtr + 1, 
-//                             positions, 
-//                             0, 
-//                             length); 
-//                     if (dim == 0)
-//                             ref = new QualifiedTypeReference(tokens, positions);
-//                     else
-//                             ref = new ArrayQualifiedTypeReference(tokens, dim, positions);
-//             }
-//     };
-//     return ref;
-//}
-}
+  private int lastFieldBodyEndPosition;
+
+  private int typeStartPosition;
+
+  private long selectorSourcePositions;
+
+  private int typeDims;
+
+  private int extendsDim;
+
+  private int declarationSourceStart;
+
+  /* int[] stack for storing javadoc positions */
+  int[][] intArrayStack;
+
+  int intArrayPtr;
+
+  //   CompilerOptions options;
+
+  public DocumentElementParser(final IDocumentElementRequestor requestor, IProblemFactory problemFactory,
+      CompilerOptions options) {
+    super(new ProblemReporter(DefaultErrorHandlingPolicies.exitAfterAllProblems(), options, problemFactory) {
+      public void record(IProblem problem, CompilationResult unitResult) {
+        requestor.acceptProblem(problem);
+      }
+    });
+    // false,
+    // options.sourceLevel >= CompilerOptions.JDK1_4);
+    this.requestor = requestor;
+    intArrayStack = new int[30][];
+    this.options = options;
+  }
+
+  /**
+   * 
+   * INTERNAL USE-ONLY
+   */
+  //protected void adjustInterfaceModifiers() {
+  //   intStack[intPtr - 2] |= AccInterface;
+  //}
+  /*
+   * Will clear the comment stack when looking for a potential JavaDoc which might contain @deprecated.
+   * 
+   * Additionally, before investigating for @deprecated, retrieve the positions of the JavaDoc comments so as to notify requestor
+   * with them.
+   */
+  //public void checkAnnotation() {
+  //
+  //   /* persisting javadoc positions */
+  //   pushOnIntArrayStack(this.getJavaDocPositions());
+  //   boolean deprecated = false;
+  //   int lastAnnotationIndex = -1;
+  //   int commentPtr = scanner.commentPtr;
+  //
+  //   //since jdk1.2 look only in the last java doc comment...
+  //   nextComment : for (lastAnnotationIndex = scanner.commentPtr; lastAnnotationIndex >= 0; lastAnnotationIndex--){
+  //           //look for @deprecated into the first javadoc comment preceeding the declaration
+  //           int commentSourceStart = scanner.commentStarts[lastAnnotationIndex];
+  //           // javadoc only (non javadoc comment have negative end positions.)
+  //           if (modifiersSourceStart != -1 && modifiersSourceStart < commentSourceStart) {
+  //                   continue nextComment;
+  //           }
+  //           if (scanner.commentStops[lastAnnotationIndex] < 0) {
+  //                   continue nextComment;
+  //           }
+  //           int commentSourceEnd = scanner.commentStops[lastAnnotationIndex] - 1; //stop is one over
+  //           char[] comment = scanner.source;
+  //
+  //           deprecated =
+  //                   checkDeprecation(
+  //                           commentSourceStart,
+  //                           commentSourceEnd,
+  //                           comment);
+  //           break nextComment;
+  //   }
+  //   if (deprecated) {
+  //           checkAndSetModifiers(AccDeprecated);
+  //   }
+  //   // modify the modifier source start to point at the first comment
+  //   if (commentPtr >= 0) {
+  //           declarationSourceStart = scanner.commentStarts[0];
+  //   }
+  //}
+  /**
+   * 
+   * INTERNAL USE-ONLY
+   */
+  //protected void consumeClassBodyDeclaration() {
+  //   // ClassBodyDeclaration ::= Diet Block
+  //   //push an Initializer
+  //   //optimize the push/pop
+  //
+  //   super.consumeClassBodyDeclaration();
+  //   Initializer initializer = (Initializer) astStack[astPtr];
+  //   requestor.acceptInitializer(
+  //           initializer.declarationSourceStart,
+  //           initializer.declarationSourceEnd,
+  //           intArrayStack[intArrayPtr--],
+  //           0,
+  //           modifiersSourceStart,
+  //           initializer.block.sourceStart,
+  //           initializer.block.sourceEnd);
+  //}
+  ///**
+  // *
+  // * INTERNAL USE-ONLY
+  // */
+  //protected void consumeClassDeclaration() {
+  //   super.consumeClassDeclaration();
+  //   // we know that we have a TypeDeclaration on the top of the astStack
+  //   if (isLocalDeclaration()) {
+  //           // we ignore the local variable declarations
+  //           return;
+  //   }
+  //   requestor.exitClass(endStatementPosition, // '}' is the end of the body
+  //    ((TypeDeclaration) astStack[astPtr]).declarationSourceEnd);
+  //}
+  ///**
+  // *
+  // * INTERNAL USE-ONLY
+  // */
+  //protected void consumeClassHeader() {
+  //   //ClassHeader ::= $empty
+  //   super.consumeClassHeader();
+  //   if (isLocalDeclaration()) {
+  //           // we ignore the local variable declarations
+  //           intArrayPtr--;
+  //           return;
+  //   }
+  //   TypeDeclaration typeDecl = (TypeDeclaration) astStack[astPtr];
+  //   TypeReference[] superInterfaces = typeDecl.superInterfaces;
+  //   char[][] interfaceNames = null;
+  //   int[] interfaceNameStarts = null;
+  //   int[] interfaceNameEnds = null;
+  //   if (superInterfaces != null) {
+  //           int superInterfacesLength = superInterfaces.length;
+  //           interfaceNames = new char[superInterfacesLength][];
+  //           interfaceNameStarts = new int[superInterfacesLength];
+  //           interfaceNameEnds = new int[superInterfacesLength];
+  //           for (int i = 0; i < superInterfacesLength; i++) {
+  //                   TypeReference superInterface = superInterfaces[i];
+  //                   interfaceNames[i] = CharOperation.concatWith(superInterface.getTypeName(), '.');
+  //                   interfaceNameStarts[i] = superInterface.sourceStart;
+  //                   interfaceNameEnds[i] = superInterface.sourceEnd;
+  //           }
+  //   }
+  //   // flush the comments related to the class header
+  //   scanner.commentPtr = -1;
+  //   TypeReference superclass = typeDecl.superclass;
+  //   if (superclass == null) {
+  //           requestor.enterClass(
+  //                   typeDecl.declarationSourceStart,
+  //                   intArrayStack[intArrayPtr--],
+  //                   typeDecl.modifiers,
+  //                   typeDecl.modifiersSourceStart,
+  //                   typeStartPosition,
+  //                   typeDecl.name,
+  //                   typeDecl.sourceStart,
+  //                   typeDecl.sourceEnd,
+  //                   null,
+  //                   -1,
+  //                   -1,
+  //                   interfaceNames,
+  //                   interfaceNameStarts,
+  //                   interfaceNameEnds,
+  //                   scanner.currentPosition - 1);
+  //   } else {
+  //           requestor.enterClass(
+  //                   typeDecl.declarationSourceStart,
+  //                   intArrayStack[intArrayPtr--],
+  //                   typeDecl.modifiers,
+  //                   typeDecl.modifiersSourceStart,
+  //                   typeStartPosition,
+  //                   typeDecl.name,
+  //                   typeDecl.sourceStart,
+  //                   typeDecl.sourceEnd,
+  //                   CharOperation.concatWith(superclass.getTypeName(), '.'),
+  //                   superclass.sourceStart,
+  //                   superclass.sourceEnd,
+  //                   interfaceNames,
+  //                   interfaceNameStarts,
+  //                   interfaceNameEnds,
+  //                   scanner.currentPosition - 1);
+  //
+  //   }
+  //}
+  //protected void consumeClassHeaderName() {
+  //   // ClassHeaderName ::= Modifiersopt 'class' 'Identifier'
+  //   TypeDeclaration typeDecl;
+  //   if (nestedMethod[nestedType] == 0) {
+  //           if (nestedType != 0) {
+  //                   typeDecl = new MemberTypeDeclaration(this.compilationUnit.compilationResult);
+  //           } else {
+  //                   typeDecl = new TypeDeclaration(this.compilationUnit.compilationResult);
+  //           }
+  //   } else {
+  //           // Record that the block has a declaration for local types
+  //           typeDecl = new LocalTypeDeclaration(this.compilationUnit.compilationResult);
+  //           markEnclosingMemberWithLocalType();
+  //           blockReal();
+  //   }
+  //
+  //   //highlight the name of the type
+  //   long pos = identifierPositionStack[identifierPtr];
+  //   typeDecl.sourceEnd = (int) pos;
+  //   typeDecl.sourceStart = (int) (pos >>> 32);
+  //   typeDecl.name = identifierStack[identifierPtr--];
+  //   identifierLengthPtr--;
+  //
+  //   //compute the declaration source too
+  //   // 'class' and 'interface' push an int position
+  //   typeStartPosition = typeDecl.declarationSourceStart = intStack[intPtr--];
+  //   intPtr--;
+  //   int declarationSourceStart = intStack[intPtr--];
+  //   typeDecl.modifiersSourceStart = intStack[intPtr--];
+  //   typeDecl.modifiers = intStack[intPtr--];
+  //   if (typeDecl.declarationSourceStart > declarationSourceStart) {
+  //           typeDecl.declarationSourceStart = declarationSourceStart;
+  //   }
+  //   typeDecl.bodyStart = typeDecl.sourceEnd + 1;
+  //   pushOnAstStack(typeDecl);
+  //}
+  ///**
+  // *
+  // * INTERNAL USE-ONLY
+  // */
+  //protected void consumeCompilationUnit() {
+  //   // CompilationUnit ::= EnterCompilationUnit PackageDeclarationopt ImportDeclarationsopt
+  //   requestor.exitCompilationUnit(scanner.source.length - 1);
+  //}
+  /**
+   * 
+   * INTERNAL USE-ONLY
+   */
+  //protected void consumeConstructorDeclaration() {
+  //   // ConstructorDeclaration ::= ConstructorHeader ConstructorBody
+  //   super.consumeConstructorDeclaration();
+  //   if (isLocalDeclaration()) {
+  //           // we ignore the local variable declarations
+  //           return;
+  //   }
+  //   ConstructorDeclaration cd = (ConstructorDeclaration) astStack[astPtr];
+  //   requestor.exitConstructor(endStatementPosition, cd.declarationSourceEnd);
+  //}
+  ///**
+  // *
+  // * INTERNAL USE-ONLY
+  // */
+  //protected void consumeConstructorHeader() {
+  //   // ConstructorHeader ::= ConstructorHeaderName MethodHeaderParameters MethodHeaderThrowsClauseopt
+  //   super.consumeConstructorHeader();
+  //   if (isLocalDeclaration()) {
+  //           // we ignore the local variable declarations
+  //           intArrayPtr--;
+  //           return;
+  //   }
+  //   ConstructorDeclaration cd = (ConstructorDeclaration) astStack[astPtr];
+  //   Argument[] arguments = cd.arguments;
+  //   char[][] argumentTypes = null;
+  //   char[][] argumentNames = null;
+  //   int[] argumentTypeStarts = null;
+  //   int[] argumentTypeEnds = null;
+  //   int[] argumentNameStarts = null;
+  //   int[] argumentNameEnds = null;
+  //   if (arguments != null) {
+  //           int argumentLength = arguments.length;
+  //           argumentTypes = new char[argumentLength][];
+  //           argumentNames = new char[argumentLength][];
+  //           argumentNameStarts = new int[argumentLength];
+  //           argumentNameEnds = new int[argumentLength];
+  //           argumentTypeStarts = new int[argumentLength];
+  //           argumentTypeEnds = new int[argumentLength];
+  //           for (int i = 0; i < argumentLength; i++) {
+  //                   Argument argument = arguments[i];
+  //                   TypeReference argumentType = argument.type;
+  //                   argumentTypes[i] = returnTypeName(argumentType);
+  //                   argumentNames[i] = argument.name;
+  //                   argumentNameStarts[i] = argument.sourceStart;
+  //                   argumentNameEnds[i] = argument.sourceEnd;
+  //                   argumentTypeStarts[i] = argumentType.sourceStart;
+  //                   argumentTypeEnds[i] = argumentType.sourceEnd;
+  //           }
+  //   }
+  //   TypeReference[] thrownExceptions = cd.thrownExceptions;
+  //   char[][] exceptionTypes = null;
+  //   int[] exceptionTypeStarts = null;
+  //   int[] exceptionTypeEnds = null;
+  //   if (thrownExceptions != null) {
+  //           int thrownExceptionLength = thrownExceptions.length;
+  //           exceptionTypes = new char[thrownExceptionLength][];
+  //           exceptionTypeStarts = new int[thrownExceptionLength];
+  //           exceptionTypeEnds = new int[thrownExceptionLength];
+  //           for (int i = 0; i < thrownExceptionLength; i++) {
+  //                   TypeReference exception = thrownExceptions[i];
+  //                   exceptionTypes[i] = CharOperation.concatWith(exception.getTypeName(), '.');
+  //                   exceptionTypeStarts[i] = exception.sourceStart;
+  //                   exceptionTypeEnds[i] = exception.sourceEnd;
+  //           }
+  //   }
+  //   requestor
+  //           .enterConstructor(
+  //                   cd.declarationSourceStart,
+  //                   intArrayStack[intArrayPtr--],
+  //                   cd.modifiers,
+  //                   cd.modifiersSourceStart,
+  //                   cd.selector,
+  //                   cd.sourceStart,
+  //                   (int) (selectorSourcePositions & 0xFFFFFFFFL),
+  //                   // retrieve the source end of the name
+  //                   argumentTypes,
+  //                   argumentTypeStarts,
+  //                   argumentTypeEnds,
+  //                   argumentNames,
+  //                   argumentNameStarts,
+  //                   argumentNameEnds,
+  //                   rParenPos,
+  //                   // right parenthesis
+  //                   exceptionTypes,
+  //                   exceptionTypeStarts,
+  //                   exceptionTypeEnds,
+  //                   scanner.currentPosition - 1);
+  //}
+  //protected void consumeConstructorHeaderName() {
+  //   // ConstructorHeaderName ::= Modifiersopt 'Identifier' '('
+  //   ConstructorDeclaration cd = new ConstructorDeclaration(this.compilationUnit.compilationResult);
+  //
+  //   //name -- this is not really revelant but we do .....
+  //   cd.selector = identifierStack[identifierPtr];
+  //   selectorSourcePositions = identifierPositionStack[identifierPtr--];
+  //   identifierLengthPtr--;
+  //
+  //   //modifiers
+  //   cd.declarationSourceStart = intStack[intPtr--];
+  //   cd.modifiersSourceStart = intStack[intPtr--];
+  //   cd.modifiers = intStack[intPtr--];
+  //
+  //   //highlight starts at the selector starts
+  //   cd.sourceStart = (int) (selectorSourcePositions >>> 32);
+  //   pushOnAstStack(cd);
+  //
+  //   cd.sourceEnd = lParenPos;
+  //   cd.bodyStart = lParenPos + 1;
+  //}
+  //protected void consumeDefaultModifiers() {
+  //   checkAnnotation(); // might update modifiers with AccDeprecated
+  //   pushOnIntStack(modifiers); // modifiers
+  //   pushOnIntStack(-1);
+  //   pushOnIntStack(
+  //           declarationSourceStart >= 0 ? declarationSourceStart : scanner.startPosition);
+  //   resetModifiers();
+  //}
+  //protected void consumeDiet() {
+  //   // Diet ::= $empty
+  //   super.consumeDiet();
+  //   /* persisting javadoc positions
+  //    * Will be consume in consumeClassBodyDeclaration
+  //    */
+  //   pushOnIntArrayStack(this.getJavaDocPositions());
+  //}
+  ///**
+  // *
+  // * INTERNAL USE-ONLY
+  // */
+  //protected void consumeEnterCompilationUnit() {
+  //   // EnterCompilationUnit ::= $empty
+  //   requestor.enterCompilationUnit();
+  //}
+  ///**
+  // *
+  // * INTERNAL USE-ONLY
+  // */
+  //protected void consumeEnterVariable() {
+  //   // EnterVariable ::= $empty
+  //   boolean isLocalDeclaration = isLocalDeclaration();
+  //   if (!isLocalDeclaration && (variablesCounter[nestedType] != 0)) {
+  //           requestor.exitField(lastFieldBodyEndPosition, lastFieldEndPosition);
+  //   }
+  //   char[] name = identifierStack[identifierPtr];
+  //   long namePosition = identifierPositionStack[identifierPtr--];
+  //   int extendedTypeDimension = intStack[intPtr--];
+  //
+  //   AbstractVariableDeclaration declaration;
+  //   if (nestedMethod[nestedType] != 0) {
+  //           // create the local variable declarations
+  //           declaration =
+  //                   new LocalDeclaration(null, name, (int) (namePosition >>> 32), (int) namePosition);
+  //   } else {
+  //           // create the field declaration
+  //           declaration =
+  //                   new FieldDeclaration(null, name, (int) (namePosition >>> 32), (int) namePosition);
+  //   }
+  //   identifierLengthPtr--;
+  //   TypeReference type;
+  //   int variableIndex = variablesCounter[nestedType];
+  //   int typeDim = 0;
+  //   if (variableIndex == 0) {
+  //           // first variable of the declaration (FieldDeclaration or LocalDeclaration)
+  //           if (nestedMethod[nestedType] != 0) {
+  //                   // local declaration
+  //                   declaration.declarationSourceStart = intStack[intPtr--];
+  //                   declaration.modifiersSourceStart = intStack[intPtr--];
+  //                   declaration.modifiers = intStack[intPtr--];
+  //                   type = getTypeReference(typeDim = intStack[intPtr--]); // type dimension
+  //                   pushOnAstStack(type);
+  //           } else {
+  //                   // field declaration
+  //                   type = getTypeReference(typeDim = intStack[intPtr--]); // type dimension
+  //                   pushOnAstStack(type);
+  //                   declaration.declarationSourceStart = intStack[intPtr--];
+  //                   declaration.modifiersSourceStart = intStack[intPtr--];
+  //                   declaration.modifiers = intStack[intPtr--];
+  //           }
+  //   } else {
+  //           type = (TypeReference) astStack[astPtr - variableIndex];
+  //           typeDim = type.dimensions();
+  //           AbstractVariableDeclaration previousVariable =
+  //                   (AbstractVariableDeclaration) astStack[astPtr];
+  //           declaration.declarationSourceStart = previousVariable.declarationSourceStart;
+  //           declaration.modifiers = previousVariable.modifiers;
+  //           declaration.modifiersSourceStart = previousVariable.modifiersSourceStart;
+  //   }
+  //
+  //   localIntPtr = intPtr;
+  //
+  //   if (extendedTypeDimension == 0) {
+  //           declaration.type = type;
+  //   } else {
+  //           int dimension = typeDim + extendedTypeDimension;
+  //           //on the identifierLengthStack there is the information about the type....
+  //           int baseType;
+  //           if ((baseType = identifierLengthStack[identifierLengthPtr + 1]) < 0) {
+  //                   //it was a baseType
+  //                   declaration.type = TypeReference.baseTypeReference(-baseType, dimension);
+  //                   declaration.type.sourceStart = type.sourceStart;
+  //                   declaration.type.sourceEnd = type.sourceEnd;
+  //           } else {
+  //                   declaration.type = this.copyDims(type, dimension);
+  //           }
+  //   }
+  //   variablesCounter[nestedType]++;
+  //   nestedMethod[nestedType]++;
+  //   pushOnAstStack(declaration);
+  //
+  //   int[] javadocPositions = intArrayStack[intArrayPtr];
+  //   if (!isLocalDeclaration) {
+  //           requestor
+  //                   .enterField(
+  //                           declaration.declarationSourceStart,
+  //                           javadocPositions,
+  //                           declaration.modifiers,
+  //                           declaration.modifiersSourceStart,
+  //                           returnTypeName(declaration.type),
+  //                           type.sourceStart,
+  //                           type.sourceEnd,
+  //                           typeDims,
+  //                           name,
+  //                           (int) (namePosition >>> 32),
+  //                           (int) namePosition,
+  //                           extendedTypeDimension,
+  //                           extendedTypeDimension == 0 ? -1 : endPosition);
+  //   }
+  //}
+  ///**
+  // *
+  // * INTERNAL USE-ONLY
+  // */
+  //protected void consumeExitVariableWithInitialization() {
+  //   // ExitVariableWithInitialization ::= $empty
+  //   // the scanner is located after the comma or the semi-colon.
+  //   // we want to include the comma or the semi-colon
+  //   super.consumeExitVariableWithInitialization();
+  //   nestedMethod[nestedType]--;
+  //   lastFieldEndPosition = scanner.currentPosition - 1;
+  //   lastFieldBodyEndPosition = ((AbstractVariableDeclaration) astStack[astPtr]).initialization.sourceEnd;
+  //}
+  //protected void consumeExitVariableWithoutInitialization() {
+  //   // ExitVariableWithoutInitialization ::= $empty
+  //   // do nothing by default
+  //   super.consumeExitVariableWithoutInitialization();
+  //   nestedMethod[nestedType]--;
+  //   lastFieldEndPosition = scanner.currentPosition - 1;
+  //   lastFieldBodyEndPosition = scanner.startPosition - 1;
+  //}
+  ///**
+  // *
+  // * INTERNAL USE-ONLY
+  // */
+  //protected void consumeFieldDeclaration() {
+  //   // See consumeLocalVariableDeclarationDefaultModifier() in case of change: duplicated code
+  //   // FieldDeclaration ::= Modifiersopt Type VariableDeclarators ';'
+  //   // the super.consumeFieldDeclaration will reinitialize the variableCounter[nestedType]
+  //   int variableIndex = variablesCounter[nestedType];
+  //   super.consumeFieldDeclaration();
+  //   intArrayPtr--;
+  //   if (isLocalDeclaration())
+  //           return;
+  //   if (variableIndex != 0) {
+  //           requestor.exitField(lastFieldBodyEndPosition, lastFieldEndPosition);
+  //   }
+  //}
+  //protected void consumeFormalParameter() {
+  //   // FormalParameter ::= Type VariableDeclaratorId ==> false
+  //   // FormalParameter ::= Modifiers Type VariableDeclaratorId ==> true
+  //   /*
+  //   astStack :
+  //   identifierStack : type identifier
+  //   intStack : dim dim
+  //    ==>
+  //   astStack : Argument
+  //   identifierStack :
+  //   intStack :
+  //   */
+  //
+  //   identifierLengthPtr--;
+  //   char[] name = identifierStack[identifierPtr];
+  //   long namePositions = identifierPositionStack[identifierPtr--];
+  //   TypeReference type = getTypeReference(intStack[intPtr--] + intStack[intPtr--]);
+  //   intPtr -= 3;
+  //   Argument arg =
+  //           new Argument(
+  //                   name,
+  //                   namePositions,
+  //                   type,
+  //                   intStack[intPtr + 1]); // modifiers
+  //   pushOnAstStack(arg);
+  //   intArrayPtr--;
+  //}
+  ///**
+  // *
+  // * INTERNAL USE-ONLY
+  // */
+  //protected void consumeInterfaceDeclaration() {
+  //   super.consumeInterfaceDeclaration();
+  //   // we know that we have a TypeDeclaration on the top of the astStack
+  //   if (isLocalDeclaration()) {
+  //           // we ignore the local variable declarations
+  //           return;
+  //   }
+  //   requestor.exitInterface(endStatementPosition, // the '}' is the end of the body
+  //    ((TypeDeclaration) astStack[astPtr]).declarationSourceEnd);
+  //}
+  ///**
+  // *
+  // * INTERNAL USE-ONLY
+  // */
+  //protected void consumeInterfaceHeader() {
+  //   //InterfaceHeader ::= $empty
+  //   super.consumeInterfaceHeader();
+  //   if (isLocalDeclaration()) {
+  //           // we ignore the local variable declarations
+  //           intArrayPtr--;
+  //           return;
+  //   }
+  //   TypeDeclaration typeDecl = (TypeDeclaration) astStack[astPtr];
+  //   TypeReference[] superInterfaces = typeDecl.superInterfaces;
+  //   char[][] interfaceNames = null;
+  //   int[] interfaceNameStarts = null;
+  //   int[] interfacenameEnds = null;
+  //   int superInterfacesLength = 0;
+  //   if (superInterfaces != null) {
+  //           superInterfacesLength = superInterfaces.length;
+  //           interfaceNames = new char[superInterfacesLength][];
+  //           interfaceNameStarts = new int[superInterfacesLength];
+  //           interfacenameEnds = new int[superInterfacesLength];
+  //   }
+  //   if (superInterfaces != null) {
+  //           for (int i = 0; i < superInterfacesLength; i++) {
+  //                   TypeReference superInterface = superInterfaces[i];
+  //                   interfaceNames[i] = CharOperation.concatWith(superInterface.getTypeName(), '.');
+  //                   interfaceNameStarts[i] = superInterface.sourceStart;
+  //                   interfacenameEnds[i] = superInterface.sourceEnd;
+  //           }
+  //   }
+  //   // flush the comments related to the interface header
+  //   scanner.commentPtr = -1;
+  //   requestor.enterInterface(
+  //           typeDecl.declarationSourceStart,
+  //           intArrayStack[intArrayPtr--],
+  //           typeDecl.modifiers,
+  //           typeDecl.modifiersSourceStart,
+  //           typeStartPosition,
+  //           typeDecl.name,
+  //           typeDecl.sourceStart,
+  //           typeDecl.sourceEnd,
+  //           interfaceNames,
+  //           interfaceNameStarts,
+  //           interfacenameEnds,
+  //           scanner.currentPosition - 1);
+  //}
+  //protected void consumeInterfaceHeaderName() {
+  //   // InterfaceHeaderName ::= Modifiersopt 'interface' 'Identifier'
+  //   TypeDeclaration typeDecl;
+  //   if (nestedMethod[nestedType] == 0) {
+  //           if (nestedType != 0) {
+  //                   typeDecl = new MemberTypeDeclaration(this.compilationUnit.compilationResult);
+  //           } else {
+  //                   typeDecl = new TypeDeclaration(this.compilationUnit.compilationResult);
+  //           }
+  //   } else {
+  //           // Record that the block has a declaration for local types
+  //           typeDecl = new LocalTypeDeclaration(this.compilationUnit.compilationResult);
+  //           markEnclosingMemberWithLocalType();
+  //           blockReal();
+  //   }
+  //
+  //   //highlight the name of the type
+  //   long pos = identifierPositionStack[identifierPtr];
+  //   typeDecl.sourceEnd = (int) pos;
+  //   typeDecl.sourceStart = (int) (pos >>> 32);
+  //   typeDecl.name = identifierStack[identifierPtr--];
+  //   identifierLengthPtr--;
+  //
+  //   //compute the declaration source too
+  //   // 'class' and 'interface' push an int position
+  //   typeStartPosition = typeDecl.declarationSourceStart = intStack[intPtr--];
+  //   intPtr--;
+  //   int declarationSourceStart = intStack[intPtr--];
+  //   typeDecl.modifiersSourceStart = intStack[intPtr--];
+  //   typeDecl.modifiers = intStack[intPtr--];
+  //   if (typeDecl.declarationSourceStart > declarationSourceStart) {
+  //           typeDecl.declarationSourceStart = declarationSourceStart;
+  //   }
+  //   typeDecl.bodyStart = typeDecl.sourceEnd + 1;
+  //   pushOnAstStack(typeDecl);
+  //}
+  ///**
+  // *
+  // * INTERNAL USE-ONLY
+  // */
+  //protected void consumeLocalVariableDeclaration() {
+  //   // See consumeLocalVariableDeclarationDefaultModifier() in case of change: duplicated code
+  //   // FieldDeclaration ::= Modifiersopt Type VariableDeclarators ';'
+  //
+  //   super.consumeLocalVariableDeclaration();
+  //   intArrayPtr--;
+  //}
+  ///**
+  // *
+  // * INTERNAL USE-ONLY
+  // */
+  //protected void consumeMethodDeclaration(boolean isNotAbstract) {
+  //   // MethodDeclaration ::= MethodHeader MethodBody
+  //   // AbstractMethodDeclaration ::= MethodHeader ';'
+  //   super.consumeMethodDeclaration(isNotAbstract);
+  //   if (isLocalDeclaration()) {
+  //           // we ignore the local variable declarations
+  //           return;
+  //   }
+  //   MethodDeclaration md = (MethodDeclaration) astStack[astPtr];
+  //   requestor.exitMethod(endStatementPosition, md.declarationSourceEnd);
+  //}
+  ///**
+  // *
+  // * INTERNAL USE-ONLY
+  // */
+  //protected void consumeMethodHeader() {
+  //   // MethodHeader ::= MethodHeaderName MethodHeaderParameters MethodHeaderExtendedDims ThrowsClauseopt
+  //   super.consumeMethodHeader();
+  //   if (isLocalDeclaration()) {
+  //           // we ignore the local variable declarations
+  //           intArrayPtr--;
+  //           return;
+  //   }
+  //   MethodDeclaration md = (MethodDeclaration) astStack[astPtr];
+  //
+  //   TypeReference returnType = md.returnType;
+  //   char[] returnTypeName = returnTypeName(returnType);
+  //   Argument[] arguments = md.arguments;
+  //   char[][] argumentTypes = null;
+  //   char[][] argumentNames = null;
+  //   int[] argumentTypeStarts = null;
+  //   int[] argumentTypeEnds = null;
+  //   int[] argumentNameStarts = null;
+  //   int[] argumentNameEnds = null;
+  //   if (arguments != null) {
+  //           int argumentLength = arguments.length;
+  //           argumentTypes = new char[argumentLength][];
+  //           argumentNames = new char[argumentLength][];
+  //           argumentNameStarts = new int[argumentLength];
+  //           argumentNameEnds = new int[argumentLength];
+  //           argumentTypeStarts = new int[argumentLength];
+  //           argumentTypeEnds = new int[argumentLength];
+  //           for (int i = 0; i < argumentLength; i++) {
+  //                   Argument argument = arguments[i];
+  //                   TypeReference argumentType = argument.type;
+  //                   argumentTypes[i] = returnTypeName(argumentType);
+  //                   argumentNames[i] = argument.name;
+  //                   argumentNameStarts[i] = argument.sourceStart;
+  //                   argumentNameEnds[i] = argument.sourceEnd;
+  //                   argumentTypeStarts[i] = argumentType.sourceStart;
+  //                   argumentTypeEnds[i] = argumentType.sourceEnd;
+  //           }
+  //   }
+  //   TypeReference[] thrownExceptions = md.thrownExceptions;
+  //   char[][] exceptionTypes = null;
+  //   int[] exceptionTypeStarts = null;
+  //   int[] exceptionTypeEnds = null;
+  //   if (thrownExceptions != null) {
+  //           int thrownExceptionLength = thrownExceptions.length;
+  //           exceptionTypeStarts = new int[thrownExceptionLength];
+  //           exceptionTypeEnds = new int[thrownExceptionLength];
+  //           exceptionTypes = new char[thrownExceptionLength][];
+  //           for (int i = 0; i < thrownExceptionLength; i++) {
+  //                   TypeReference exception = thrownExceptions[i];
+  //                   exceptionTypes[i] = CharOperation.concatWith(exception.getTypeName(), '.');
+  //                   exceptionTypeStarts[i] = exception.sourceStart;
+  //                   exceptionTypeEnds[i] = exception.sourceEnd;
+  //           }
+  //   }
+  //   requestor
+  //           .enterMethod(
+  //                   md.declarationSourceStart,
+  //                   intArrayStack[intArrayPtr--],
+  //                   md.modifiers,
+  //                   md.modifiersSourceStart,
+  //                   returnTypeName,
+  //                   returnType.sourceStart,
+  //                   returnType.sourceEnd,
+  //                   typeDims,
+  //                   md.selector,
+  //                   md.sourceStart,
+  //                   (int) (selectorSourcePositions & 0xFFFFFFFFL),
+  //                   argumentTypes,
+  //                   argumentTypeStarts,
+  //                   argumentTypeEnds,
+  //                   argumentNames,
+  //                   argumentNameStarts,
+  //                   argumentNameEnds,
+  //                   rParenPos,
+  //                   extendsDim,
+  //                   extendsDim == 0 ? -1 : endPosition,
+  //                   exceptionTypes,
+  //                   exceptionTypeStarts,
+  //                   exceptionTypeEnds,
+  //                   scanner.currentPosition - 1);
+  //}
+  //protected void consumeMethodHeaderExtendedDims() {
+  //   // MethodHeaderExtendedDims ::= Dimsopt
+  //   // now we update the returnType of the method
+  //   MethodDeclaration md = (MethodDeclaration) astStack[astPtr];
+  //   int extendedDims = intStack[intPtr--];
+  //   extendsDim = extendedDims;
+  //   if (extendedDims != 0) {
+  //           TypeReference returnType = md.returnType;
+  //           md.sourceEnd = endPosition;
+  //           int dims = returnType.dimensions() + extendedDims;
+  //           int baseType;
+  //           if ((baseType = identifierLengthStack[identifierLengthPtr + 1]) < 0) {
+  //                   //it was a baseType
+  //                   int sourceStart = returnType.sourceStart;
+  //                   int sourceEnd = returnType.sourceEnd;
+  //                   returnType = TypeReference.baseTypeReference(-baseType, dims);
+  //                   returnType.sourceStart = sourceStart;
+  //                   returnType.sourceEnd = sourceEnd;
+  //                   md.returnType = returnType;
+  //           } else {
+  //                   md.returnType = this.copyDims(md.returnType, dims);
+  //           }
+  //           if (currentToken == TokenNameLBRACE) {
+  //                   md.bodyStart = endPosition + 1;
+  //           }
+  //   }
+  //}
+  //protected void consumeMethodHeaderName() {
+  //   // MethodHeaderName ::= Modifiersopt Type 'Identifier' '('
+  //   MethodDeclaration md = new MethodDeclaration(this.compilationUnit.compilationResult);
+  //
+  //   //name
+  //   md.selector = identifierStack[identifierPtr];
+  //   selectorSourcePositions = identifierPositionStack[identifierPtr--];
+  //   identifierLengthPtr--;
+  //   //type
+  //   md.returnType = getTypeReference(typeDims = intStack[intPtr--]);
+  //   //modifiers
+  //   md.declarationSourceStart = intStack[intPtr--];
+  //   md.modifiersSourceStart = intStack[intPtr--];
+  //   md.modifiers = intStack[intPtr--];
+  //
+  //   //highlight starts at selector start
+  //   md.sourceStart = (int) (selectorSourcePositions >>> 32);
+  //   pushOnAstStack(md);
+  //   md.bodyStart = scanner.currentPosition-1;
+  //}
+  //protected void consumeModifiers() {
+  //   checkAnnotation(); // might update modifiers with AccDeprecated
+  //   pushOnIntStack(modifiers); // modifiers
+  //   pushOnIntStack(modifiersSourceStart);
+  //   pushOnIntStack(
+  //           declarationSourceStart >= 0 ? declarationSourceStart : modifiersSourceStart);
+  //   resetModifiers();
+  //}
+  /**
+   * 
+   * INTERNAL USE-ONLY
+   */
+  //protected void consumePackageDeclarationName() {
+  //   /* persisting javadoc positions */
+  //   pushOnIntArrayStack(this.getJavaDocPositions());
+  //
+  //   super.consumePackageDeclarationName();
+  //   ImportReference importReference = compilationUnit.currentPackage;
+  //
+  //   requestor.acceptPackage(
+  //           importReference.declarationSourceStart,
+  //           importReference.declarationSourceEnd,
+  //           intArrayStack[intArrayPtr--],
+  //           CharOperation.concatWith(importReference.getImportName(), '.'),
+  //           importReference.sourceStart);
+  //}
+  //protected void consumePushModifiers() {
+  //   checkAnnotation(); // might update modifiers with AccDeprecated
+  //   pushOnIntStack(modifiers); // modifiers
+  //   if (modifiersSourceStart < 0) {
+  //           pushOnIntStack(-1);
+  //           pushOnIntStack(
+  //                   declarationSourceStart >= 0 ? declarationSourceStart : scanner.startPosition);
+  //   } else {
+  //           pushOnIntStack(modifiersSourceStart);
+  //           pushOnIntStack(
+  //                   declarationSourceStart >= 0 ? declarationSourceStart : modifiersSourceStart);
+  //   }
+  //   resetModifiers();
+  //}
+  ///**
+  // *
+  // * INTERNAL USE-ONLY
+  // */
+  //protected void consumeSingleTypeImportDeclarationName() {
+  //   // SingleTypeImportDeclarationName ::= 'import' Name
+  //
+  //   /* persisting javadoc positions */
+  //   pushOnIntArrayStack(this.getJavaDocPositions());
+  //
+  //   super.consumeSingleTypeImportDeclarationName();
+  //   ImportReference importReference = (ImportReference) astStack[astPtr];
+  //   requestor.acceptImport(
+  //           importReference.declarationSourceStart,
+  //           importReference.declarationSourceEnd,
+  //           intArrayStack[intArrayPtr--],
+  //           CharOperation.concatWith(importReference.getImportName(), '.'),
+  //           importReference.sourceStart,
+  //           false);
+  //}
+  ///**
+  // *
+  // * INTERNAL USE-ONLY
+  // */
+  //protected void consumeStaticInitializer() {
+  //   // StaticInitializer ::= StaticOnly Block
+  //   //push an Initializer
+  //   //optimize the push/pop
+  //   super.consumeStaticInitializer();
+  //   Initializer initializer = (Initializer) astStack[astPtr];
+  //   requestor.acceptInitializer(
+  //           initializer.declarationSourceStart,
+  //           initializer.declarationSourceEnd,
+  //           intArrayStack[intArrayPtr--],
+  //           AccStatic,
+  //           intStack[intPtr--],
+  //           initializer.block.sourceStart,
+  //           initializer.declarationSourceEnd);
+  //}
+  //protected void consumeStaticOnly() {
+  //   // StaticOnly ::= 'static'
+  //   checkAnnotation(); // might update declaration source start
+  //   pushOnIntStack(modifiersSourceStart);
+  //   pushOnIntStack(
+  //           declarationSourceStart >= 0 ? declarationSourceStart : modifiersSourceStart);
+  //   jumpOverMethodBody();
+  //   nestedMethod[nestedType]++;
+  //   resetModifiers();
+  //}
+  ///**
+  // *
+  // * INTERNAL USE-ONLY
+  // */
+  //protected void consumeTypeImportOnDemandDeclarationName() {
+  //   // TypeImportOnDemandDeclarationName ::= 'import' Name '.' '*'
+  //
+  //   /* persisting javadoc positions */
+  //   pushOnIntArrayStack(this.getJavaDocPositions());
+  //
+  //   super.consumeTypeImportOnDemandDeclarationName();
+  //   ImportReference importReference = (ImportReference) astStack[astPtr];
+  //   requestor.acceptImport(
+  //           importReference.declarationSourceStart,
+  //           importReference.declarationSourceEnd,
+  //           intArrayStack[intArrayPtr--],
+  //           CharOperation.concatWith(importReference.getImportName(), '.'),
+  //           importReference.sourceStart,
+  //           true);
+  //}
+  public CompilationUnitDeclaration endParse(int act) {
+    if (scanner.recordLineSeparator) {
+      requestor.acceptLineSeparatorPositions(scanner.getLineEnds());
+    }
+    return super.endParse(act);
+  }
+
+  /*
+   * Flush annotations defined prior to a given positions.
+   * 
+   * Note: annotations are stacked in syntactical order
+   * 
+   * Either answer given <position>, or the end position of a comment line immediately following the <position> (same line)
+   * 
+   * e.g. void foo(){ } // end of method foo
+   */
+
+  //public int flushAnnotationsDefinedPriorTo(int position) {
+  //
+  //   return lastFieldEndPosition = super.flushAnnotationsDefinedPriorTo(position);
+  //}
+  //protected TypeReference getTypeReference(int dim) { /* build a Reference on a variable that may be qualified or not
+  //This variable is a type reference and dim will be its dimensions*/
+  //
+  //   int length;
+  //   TypeReference ref;
+  //   if ((length = identifierLengthStack[identifierLengthPtr--]) == 1) {
+  //           // single variable reference
+  //           if (dim == 0) {
+  //                   ref =
+  //                           new SingleTypeReference(
+  //                                   identifierStack[identifierPtr],
+  //                                   identifierPositionStack[identifierPtr--]);
+  //           } else {
+  //                   ref =
+  //                           new ArrayTypeReference(
+  //                                   identifierStack[identifierPtr],
+  //                                   dim,
+  //                                   identifierPositionStack[identifierPtr--]);
+  //                   ref.sourceEnd = endPosition;
+  //           }
+  //   } else {
+  //           if (length < 0) { //flag for precompiled type reference on base types
+  //                   ref = TypeReference.baseTypeReference(-length, dim);
+  //                   ref.sourceStart = intStack[intPtr--];
+  //                   if (dim == 0) {
+  //                           ref.sourceEnd = intStack[intPtr--];
+  //                   } else {
+  //                           intPtr--;
+  //                           ref.sourceEnd = endPosition;
+  //                   }
+  //           } else { //Qualified variable reference
+  //                   char[][] tokens = new char[length][];
+  //                   identifierPtr -= length;
+  //                   long[] positions = new long[length];
+  //                   System.arraycopy(identifierStack, identifierPtr + 1, tokens, 0, length);
+  //                   System.arraycopy(
+  //                           identifierPositionStack,
+  //                           identifierPtr + 1,
+  //                           positions,
+  //                           0,
+  //                           length);
+  //                   if (dim == 0) {
+  //                           ref = new QualifiedTypeReference(tokens, positions);
+  //                   } else {
+  //                           ref = new ArrayQualifiedTypeReference(tokens, dim, positions);
+  //                           ref.sourceEnd = endPosition;
+  //                   }
+  //           }
+  //   };
+  //   return ref;
+  //}
+  public void initialize() {
+    //positionning the parser for a new compilation unit
+    //avoiding stack reallocation and all that....
+    super.initialize(false);
+    intArrayPtr = -1;
+  }
+
+  /**
+   * 
+   * INTERNAL USE-ONLY
+   */
+  //private boolean isLocalDeclaration() {
+  //   int nestedDepth = nestedType;
+  //   while (nestedDepth >= 0) {
+  //           if (nestedMethod[nestedDepth] != 0) {
+  //                   return true;
+  //           }
+  //           nestedDepth--;
+  //   }
+  //   return false;
+  //}
+  /*
+   * Investigate one entire unit.
+   */
+  public void parseCompilationUnit(ICompilationUnit unit) {
+    char[] regionSource = unit.getContents();
+    try {
+      initialize();
+      goForCompilationUnit();
+      referenceContext = compilationUnit = new CompilationUnitDeclaration(problemReporter(),
+          new CompilationResult(unit, 0, 0, 10), //this.options.maxProblemsPerUnit),
+          regionSource.length);
+      scanner.resetTo(0, regionSource.length);
+      scanner.setSource(regionSource);
+      parse();
+    } catch (AbortCompilation ex) {
+    }
+  }
+
+  /*
+   * Investigate one constructor declaration.
+   */
+  //public void parseConstructor(char[] regionSource) {
+  //   try {
+  //           initialize();
+  //           goForClassBodyDeclarations();
+  //           referenceContext =
+  //                   compilationUnit =
+  //                           compilationUnit =
+  //                                   new CompilationUnitDeclaration(
+  //                                           problemReporter(),
+  //                                           new CompilationResult(regionSource, 0, 0, 10), //this.options.maxProblemsPerUnit),
+  //                                           regionSource.length);
+  //           scanner.resetTo(0, regionSource.length);
+  //           scanner.setSource(regionSource);
+  //           parse();
+  //   } catch (AbortCompilation ex) {
+  //   }
+  //}
+  /*
+   * Investigate one field declaration statement (might have multiple declarations in it).
+   */
+  //public void parseField(char[] regionSource) {
+  //   try {
+  //           initialize();
+  //           goForFieldDeclaration();
+  //           referenceContext =
+  //                   compilationUnit =
+  //                           compilationUnit =
+  //                                   new CompilationUnitDeclaration(
+  //                                           problemReporter(),
+  //                                           new CompilationResult(regionSource, 0, 0, this.options.maxProblemsPerUnit),
+  //                                           regionSource.length);
+  //           scanner.resetTo(0, regionSource.length);
+  //           scanner.setSource(regionSource);
+  //           parse();
+  //   } catch (AbortCompilation ex) {
+  //   }
+  //
+  //}
+  ///*
+  // * Investigate one import statement declaration.
+  // */
+  //public void parseImport(char[] regionSource) {
+  //   try {
+  //           initialize();
+  //           goForImportDeclaration();
+  //           referenceContext =
+  //                   compilationUnit =
+  //                           compilationUnit =
+  //                                   new CompilationUnitDeclaration(
+  //                                           problemReporter(),
+  //                                           new CompilationResult(regionSource, 0, 0, this.options.maxProblemsPerUnit),
+  //                                           regionSource.length);
+  //           scanner.resetTo(0, regionSource.length);
+  //           scanner.setSource(regionSource);
+  //           parse();
+  //   } catch (AbortCompilation ex) {
+  //   }
+  //
+  //}
+  ///*
+  // * Investigate one initializer declaration.
+  // * regionSource need to content exactly an initializer declaration.
+  // * e.g: static { i = 4; }
+  // * { name = "test"; }
+  // */
+  //public void parseInitializer(char[] regionSource) {
+  //   try {
+  //           initialize();
+  //           goForInitializer();
+  //           referenceContext =
+  //                   compilationUnit =
+  //                           compilationUnit =
+  //                                   new CompilationUnitDeclaration(
+  //                                           problemReporter(),
+  //                                           new CompilationResult(regionSource, 0, 0, this.options.maxProblemsPerUnit),
+  //                                           regionSource.length);
+  //           scanner.resetTo(0, regionSource.length);
+  //           scanner.setSource(regionSource);
+  //           parse();
+  //   } catch (AbortCompilation ex) {
+  //   }
+  //
+  //}
+  ///*
+  // * Investigate one method declaration.
+  // */
+  //public void parseMethod(char[] regionSource) {
+  //   try {
+  //           initialize();
+  //           goForGenericMethodDeclaration();
+  //           referenceContext =
+  //                   compilationUnit =
+  //                           compilationUnit =
+  //                                   new CompilationUnitDeclaration(
+  //                                           problemReporter(),
+  //                                           new CompilationResult(regionSource, 0, 0, this.options.maxProblemsPerUnit),
+  //                                           regionSource.length);
+  //           scanner.resetTo(0, regionSource.length);
+  //           scanner.setSource(regionSource);
+  //           parse();
+  //   } catch (AbortCompilation ex) {
+  //   }
+  //
+  //}
+  ///*
+  // * Investigate one package statement declaration.
+  // */
+  //public void parsePackage(char[] regionSource) {
+  //   try {
+  //           initialize();
+  //           goForPackageDeclaration();
+  //           referenceContext =
+  //                   compilationUnit =
+  //                           compilationUnit =
+  //                                   new CompilationUnitDeclaration(
+  //                                           problemReporter(),
+  //                                           new CompilationResult(regionSource, 0, 0, this.options.maxProblemsPerUnit),
+  //                                           regionSource.length);
+  //           scanner.resetTo(0, regionSource.length);
+  //           scanner.setSource(regionSource);
+  //           parse();
+  //   } catch (AbortCompilation ex) {
+  //   }
+  //
+  //}
+  ///*
+  // * Investigate one type declaration, its fields, methods and member types.
+  // */
+  //public void parseType(char[] regionSource) {
+  //   try {
+  //           initialize();
+  //           goForTypeDeclaration();
+  //           referenceContext =
+  //                   compilationUnit =
+  //                           compilationUnit =
+  //                                   new CompilationUnitDeclaration(
+  //                                           problemReporter(),
+  //                                           new CompilationResult(regionSource, 0, 0, this.options.maxProblemsPerUnit),
+  //                                           regionSource.length);
+  //           scanner.resetTo(0, regionSource.length);
+  //           scanner.setSource(regionSource);
+  //           parse();
+  //   } catch (AbortCompilation ex) {
+  //   }
+  //
+  //}
+  /**
+   * Returns this parser's problem reporter initialized with its reference context. Also it is assumed that a problem is going to be
+   * reported, so initializes the compilation result's line positions.
+   */
+  public ProblemReporter problemReporter() {
+    problemReporter.referenceContext = referenceContext;
+    return problemReporter;
+  }
+
+  protected void pushOnIntArrayStack(int[] positions) {
+
+    try {
+      intArrayStack[++intArrayPtr] = positions;
+    } catch (IndexOutOfBoundsException e) {
+      //intPtr is correct
+      int oldStackLength = intArrayStack.length;
+      int oldStack[][] = intArrayStack;
+      intArrayStack = new int[oldStackLength + StackIncrement][];
+      System.arraycopy(oldStack, 0, intArrayStack, 0, oldStackLength);
+      intArrayStack[intArrayPtr] = positions;
+    }
+  }
+
+  //protected void resetModifiers() {
+  //   super.resetModifiers();
+  //   declarationSourceStart = -1;
+  //}
+  /*
+   * Syntax error was detected. Will attempt to perform some recovery action in order to resume to the regular parse loop.
+   */
+  protected boolean resumeOnSyntaxError() {
+    return false;
+  }
+  /*
+   * Answer a char array representation of the type name formatted like: - type name + dimensions Example: "A[][]".toCharArray()
+   * "java.lang.String".toCharArray()
+   */
+  //private char[] returnTypeName(TypeReference type) {
+  //   int dimension = type.dimensions();
+  //   if (dimension != 0) {
+  //           char[] dimensionsArray = new char[dimension * 2];
+  //           for (int i = 0; i < dimension; i++) {
+  //                   dimensionsArray[i*2] = '[';
+  //                   dimensionsArray[(i*2) + 1] = ']';
+  //           }
+  //           return CharOperation.concat(
+  //                   CharOperation.concatWith(type.getTypeName(), '.'),
+  //                   dimensionsArray);
+  //   }
+  //   return CharOperation.concatWith(type.getTypeName(), '.');
+  //}
+  //public String toString() {
+  //   StringBuffer buffer = new StringBuffer();
+  //   buffer.append("intArrayPtr = " + intArrayPtr + "\n"); //$NON-NLS-1$ //$NON-NLS-2$
+  //   buffer.append(super.toString());
+  //   return buffer.toString();
+  //}
+  ///**
+  // * INTERNAL USE ONLY
+  // */
+  //protected TypeReference typeReference(
+  //   int dim,
+  //   int localIdentifierPtr,
+  //   int localIdentifierLengthPtr) {
+  //   /* build a Reference on a variable that may be qualified or not
+  //    * This variable is a type reference and dim will be its dimensions.
+  //    * We don't have any side effect on the stacks' pointers.
+  //    */
+  //
+  //   int length;
+  //   TypeReference ref;
+  //   if ((length = identifierLengthStack[localIdentifierLengthPtr]) == 1) {
+  //           // single variable reference
+  //           if (dim == 0) {
+  //                   ref =
+  //                           new SingleTypeReference(
+  //                                   identifierStack[localIdentifierPtr],
+  //                                   identifierPositionStack[localIdentifierPtr--]);
+  //           } else {
+  //                   ref =
+  //                           new ArrayTypeReference(
+  //                                   identifierStack[localIdentifierPtr],
+  //                                   dim,
+  //                                   identifierPositionStack[localIdentifierPtr--]);
+  //                   ref.sourceEnd = endPosition;
+  //           }
+  //   } else {
+  //           if (length < 0) { //flag for precompiled type reference on base types
+  //                   ref = TypeReference.baseTypeReference(-length, dim);
+  //                   ref.sourceStart = intStack[localIntPtr--];
+  //                   if (dim == 0) {
+  //                           ref.sourceEnd = intStack[localIntPtr--];
+  //                   } else {
+  //                           localIntPtr--;
+  //                           ref.sourceEnd = endPosition;
+  //                   }
+  //           } else { //Qualified variable reference
+  //                   char[][] tokens = new char[length][];
+  //                   localIdentifierPtr -= length;
+  //                   long[] positions = new long[length];
+  //                   System.arraycopy(identifierStack, localIdentifierPtr + 1, tokens, 0, length);
+  //                   System.arraycopy(
+  //                           identifierPositionStack,
+  //                           localIdentifierPtr + 1,
+  //                           positions,
+  //                           0,
+  //                           length);
+  //                   if (dim == 0)
+  //                           ref = new QualifiedTypeReference(tokens, positions);
+  //                   else
+  //                           ref = new ArrayQualifiedTypeReference(tokens, dim, positions);
+  //           }
+  //   };
+  //   return ref;
+  //}
+}
\ No newline at end of file