org.eclipse.jdt.internal.compiler.DocumentElementParser Maven / Gradle / Ivy
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/*******************************************************************************
* Copyright (c) 2000, 2013 IBM Corporation and others.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.jdt.internal.compiler;
import org.eclipse.jdt.internal.compiler.classfmt.ClassFileConstants;
import org.eclipse.jdt.internal.compiler.env.*;
import org.eclipse.jdt.internal.compiler.impl.*;
import org.eclipse.jdt.core.compiler.*;
import org.eclipse.jdt.internal.compiler.ast.*;
import org.eclipse.jdt.internal.compiler.parser.*;
import org.eclipse.jdt.internal.compiler.problem.*;
import org.eclipse.jdt.internal.compiler.util.Util;
public class DocumentElementParser extends Parser {
IDocumentElementRequestor requestor;
private int lastFieldEndPosition;
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;
public DocumentElementParser(
final IDocumentElementRequestor requestor,
IProblemFactory problemFactory,
CompilerOptions options) {
super(new ProblemReporter(
DefaultErrorHandlingPolicies.exitAfterAllProblems(),
options,
problemFactory),
false);
this.requestor = requestor;
this.intArrayStack = new int[30][];
this.options = options;
this.javadocParser.checkDocComment = false;
setMethodsFullRecovery(false);
setStatementsRecovery(false);
}
/*
* 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.
*/
@Override
public void checkComment() {
/* persisting javadoc positions */
pushOnIntArrayStack(getJavaDocPositions());
boolean deprecated = false;
int lastCommentIndex = -1;
int commentPtr = this.scanner.commentPtr;
//since jdk1.2 look only in the last java doc comment...
nextComment : for (lastCommentIndex = this.scanner.commentPtr; lastCommentIndex >= 0; lastCommentIndex--){
// skip all non-javadoc comments or those which are after the last modifier
int commentSourceStart = this.scanner.commentStarts[lastCommentIndex];
if (commentSourceStart < 0 || // line comment
this.scanner.commentStops[lastCommentIndex] < 0 || // block comment
(this.modifiersSourceStart != -1 && this.modifiersSourceStart < commentSourceStart)) // the comment is after the modifier
{
continue nextComment;
}
// check comment
deprecated = this.javadocParser.checkDeprecation(lastCommentIndex);
break nextComment;
}
if (deprecated) {
checkAndSetModifiers(ClassFileConstants.AccDeprecated);
}
// modify the modifier source start to point at the first comment
if (commentPtr >= 0) {
this.declarationSourceStart = this.scanner.commentStarts[0];
if (this.declarationSourceStart < 0) this.declarationSourceStart = -this.declarationSourceStart;
}
}
/*
*
* INTERNAL USE-ONLY
*/
@Override
protected void consumeCatchFormalParameter() {
// FormalParameter ::= Type VariableDeclaratorId ==> false
// FormalParameter ::= Modifiers Type VariableDeclaratorId ==> true
/*
astStack :
identifierStack : type identifier
intStack : dim dim
==>
astStack : Argument
identifierStack :
intStack :
*/
this.identifierLengthPtr--;
char[] parameterName = this.identifierStack[this.identifierPtr];
long namePositions = this.identifierPositionStack[this.identifierPtr--];
this.intPtr--; // dimension from the variabledeclaratorid
TypeReference type = (TypeReference) this.astStack[this.astPtr--];
this.intPtr -= 3;
Argument arg =
new Argument(
parameterName,
namePositions,
type,
this.intStack[this.intPtr + 1]);// modifiers
arg.bits &= ~ASTNode.IsArgument;
// consume annotations
int length;
if ((length = this.expressionLengthStack[this.expressionLengthPtr--]) != 0) {
System.arraycopy(
this.expressionStack,
(this.expressionPtr -= length) + 1,
arg.annotations = new Annotation[length],
0,
length);
}
pushOnAstStack(arg);
this.intArrayPtr--;
}
@Override
protected void consumeClassBodyDeclaration() {
// ClassBodyDeclaration ::= Diet Block
//push an Initializer
//optimize the push/pop
super.consumeClassBodyDeclaration();
Initializer initializer = (Initializer) this.astStack[this.astPtr];
this.requestor.acceptInitializer(
initializer.declarationSourceStart,
initializer.declarationSourceEnd,
this.intArrayStack[this.intArrayPtr--],
0,
this.modifiersSourceStart,
initializer.block.sourceStart,
initializer.block.sourceEnd);
}
/*
*
* INTERNAL USE-ONLY
*/
@Override
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;
}
this.requestor.exitClass(this.endStatementPosition, // '}' is the end of the body
((TypeDeclaration) this.astStack[this.astPtr]).declarationSourceEnd);
}
/*
*
* INTERNAL USE-ONLY
*/
@Override
protected void consumeClassHeader() {
//ClassHeader ::= $empty
super.consumeClassHeader();
if (isLocalDeclaration()) {
// we ignore the local variable declarations
this.intArrayPtr--;
return;
}
TypeDeclaration typeDecl = (TypeDeclaration) this.astStack[this.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
this.scanner.commentPtr = -1;
TypeReference superclass = typeDecl.superclass;
if (superclass == null) {
this.requestor.enterClass(
typeDecl.declarationSourceStart,
this.intArrayStack[this.intArrayPtr--],
typeDecl.modifiers,
typeDecl.modifiersSourceStart,
this.typeStartPosition,
typeDecl.name,
typeDecl.sourceStart,
typeDecl.sourceEnd,
null,
-1,
-1,
interfaceNames,
interfaceNameStarts,
interfaceNameEnds,
this.scanner.currentPosition - 1);
} else {
this.requestor.enterClass(
typeDecl.declarationSourceStart,
this.intArrayStack[this.intArrayPtr--],
typeDecl.modifiers,
typeDecl.modifiersSourceStart,
this.typeStartPosition,
typeDecl.name,
typeDecl.sourceStart,
typeDecl.sourceEnd,
CharOperation.concatWith(superclass.getTypeName(), '.'),
superclass.sourceStart,
superclass.sourceEnd,
interfaceNames,
interfaceNameStarts,
interfaceNameEnds,
this.scanner.currentPosition - 1);
}
}
@Override
protected void consumeClassHeaderName1() {
// ClassHeaderName ::= Modifiersopt 'class' 'Identifier'
TypeDeclaration typeDecl = new TypeDeclaration(this.compilationUnit.compilationResult);
if (this.nestedMethod[this.nestedType] == 0) {
if (this.nestedType != 0) {
typeDecl.bits |= ASTNode.IsMemberType;
}
} else {
// Record that the block has a declaration for local types
typeDecl.bits |= ASTNode.IsLocalType;
markEnclosingMemberWithLocalType();
blockReal();
}
//highlight the name of the type
long pos = this.identifierPositionStack[this.identifierPtr];
typeDecl.sourceEnd = (int) pos;
typeDecl.sourceStart = (int) (pos >>> 32);
typeDecl.name = this.identifierStack[this.identifierPtr--];
this.identifierLengthPtr--;
//compute the declaration source too
// 'class' and 'interface' push an int position
this.typeStartPosition = typeDecl.declarationSourceStart = this.intStack[this.intPtr--];
this.intPtr--;
int declSourceStart = this.intStack[this.intPtr--];
typeDecl.modifiersSourceStart = this.intStack[this.intPtr--];
typeDecl.modifiers = this.intStack[this.intPtr--];
if (typeDecl.declarationSourceStart > declSourceStart) {
typeDecl.declarationSourceStart = declSourceStart;
}
// consume annotations
int length;
if ((length = this.expressionLengthStack[this.expressionLengthPtr--]) != 0) {
System.arraycopy(
this.expressionStack,
(this.expressionPtr -= length) + 1,
typeDecl.annotations = new Annotation[length],
0,
length);
}
typeDecl.bodyStart = typeDecl.sourceEnd + 1;
pushOnAstStack(typeDecl);
// javadoc
typeDecl.javadoc = this.javadoc;
this.javadoc = null;
}
/*
*
* INTERNAL USE-ONLY
*/
@Override
protected void consumeCompilationUnit() {
// CompilationUnit ::= EnterCompilationUnit PackageDeclarationopt ImportDeclarationsopt
this.requestor.exitCompilationUnit(this.scanner.source.length - 1);
}
/*
*
* INTERNAL USE-ONLY
*/
@Override
protected void consumeConstructorDeclaration() {
// ConstructorDeclaration ::= ConstructorHeader ConstructorBody
super.consumeConstructorDeclaration();
if (isLocalDeclaration()) {
// we ignore the local variable declarations
return;
}
ConstructorDeclaration cd = (ConstructorDeclaration) this.astStack[this.astPtr];
this.requestor.exitConstructor(this.endStatementPosition, cd.declarationSourceEnd);
}
/*
*
* INTERNAL USE-ONLY
*/
@Override
protected void consumeConstructorHeader() {
// ConstructorHeader ::= ConstructorHeaderName MethodHeaderParameters MethodHeaderThrowsClauseopt
super.consumeConstructorHeader();
if (isLocalDeclaration()) {
// we ignore the local variable declarations
this.intArrayPtr--;
return;
}
ConstructorDeclaration cd = (ConstructorDeclaration) this.astStack[this.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;
}
}
this.requestor
.enterConstructor(
cd.declarationSourceStart,
this.intArrayStack[this.intArrayPtr--],
cd.modifiers,
cd.modifiersSourceStart,
cd.selector,
cd.sourceStart,
(int) (this.selectorSourcePositions & 0xFFFFFFFFL),
// retrieve the source end of the name
argumentTypes,
argumentTypeStarts,
argumentTypeEnds,
argumentNames,
argumentNameStarts,
argumentNameEnds,
this.rParenPos,
// right parenthesis
exceptionTypes,
exceptionTypeStarts,
exceptionTypeEnds,
this.scanner.currentPosition - 1);
}
@Override
protected void consumeConstructorHeaderName() {
// ConstructorHeaderName ::= Modifiersopt 'Identifier' '('
ConstructorDeclaration cd = new ConstructorDeclaration(this.compilationUnit.compilationResult);
//name -- this is not really revelant but we do .....
cd.selector = this.identifierStack[this.identifierPtr];
this.selectorSourcePositions = this.identifierPositionStack[this.identifierPtr--];
this.identifierLengthPtr--;
//modifiers
cd.declarationSourceStart = this.intStack[this.intPtr--];
cd.modifiersSourceStart = this.intStack[this.intPtr--];
cd.modifiers = this.intStack[this.intPtr--];
// consume annotations
int length;
if ((length = this.expressionLengthStack[this.expressionLengthPtr--]) != 0) {
System.arraycopy(
this.expressionStack,
(this.expressionPtr -= length) + 1,
cd.annotations = new Annotation[length],
0,
length);
}
// javadoc
cd.javadoc = this.javadoc;
this.javadoc = null;
//highlight starts at the selector starts
cd.sourceStart = (int) (this.selectorSourcePositions >>> 32);
pushOnAstStack(cd);
cd.sourceEnd = this.lParenPos;
cd.bodyStart = this.lParenPos + 1;
}
@Override
protected void consumeDefaultModifiers() {
checkComment(); // might update modifiers with AccDeprecated
pushOnIntStack(this.modifiers); // modifiers
pushOnIntStack(-1);
pushOnIntStack(
this.declarationSourceStart >= 0 ? this.declarationSourceStart : this.scanner.startPosition);
resetModifiers();
pushOnExpressionStackLengthStack(0);
}
@Override
protected void consumeDiet() {
// Diet ::= $empty
super.consumeDiet();
/* persisting javadoc positions
* Will be consume in consumeClassBodyDeclaration
*/
pushOnIntArrayStack(getJavaDocPositions());
}
/*
*
* INTERNAL USE-ONLY
*/
@Override
protected void consumeEnterCompilationUnit() {
// EnterCompilationUnit ::= $empty
this.requestor.enterCompilationUnit();
}
/*
*
* INTERNAL USE-ONLY
*/
@Override
protected void consumeEnterVariable() {
// EnterVariable ::= $empty
boolean isLocalDeclaration = isLocalDeclaration();
if (!isLocalDeclaration && (this.variablesCounter[this.nestedType] != 0)) {
this.requestor.exitField(this.lastFieldBodyEndPosition, this.lastFieldEndPosition);
}
char[] varName = this.identifierStack[this.identifierPtr];
long namePosition = this.identifierPositionStack[this.identifierPtr--];
int extendedTypeDimension = this.intStack[this.intPtr--];
// pop any annotations on extended dimensions now, so they don't pollute the base dimensions.
Annotation [][] annotationsOnExtendedDimensions = extendedTypeDimension == 0 ? null : getAnnotationsOnDimensions(extendedTypeDimension);
AbstractVariableDeclaration declaration;
if (this.nestedMethod[this.nestedType] != 0) {
// create the local variable declarations
declaration =
new LocalDeclaration(varName, (int) (namePosition >>> 32), (int) namePosition);
} else {
// create the field declaration
declaration =
new FieldDeclaration(varName, (int) (namePosition >>> 32), (int) namePosition);
}
this.identifierLengthPtr--;
TypeReference type;
int variableIndex = this.variablesCounter[this.nestedType];
if (variableIndex == 0) {
// first variable of the declaration (FieldDeclaration or LocalDeclaration)
if (this.nestedMethod[this.nestedType] != 0) {
// local declaration
declaration.declarationSourceStart = this.intStack[this.intPtr--];
declaration.modifiersSourceStart = this.intStack[this.intPtr--];
declaration.modifiers = this.intStack[this.intPtr--];
type = getTypeReference(this.intStack[this.intPtr--]); // type dimension
pushOnAstStack(type);
} else {
// field declaration
type = getTypeReference(this.intStack[this.intPtr--]); // type dimension
pushOnAstStack(type);
declaration.declarationSourceStart = this.intStack[this.intPtr--];
declaration.modifiersSourceStart = this.intStack[this.intPtr--];
declaration.modifiers = this.intStack[this.intPtr--];
}
// consume annotations
int length;
if ((length = this.expressionLengthStack[this.expressionLengthPtr--]) != 0) {
System.arraycopy(
this.expressionStack,
(this.expressionPtr -= length) + 1,
declaration.annotations = new Annotation[length],
0,
length);
}
} else {
type = (TypeReference) this.astStack[this.astPtr - variableIndex];
AbstractVariableDeclaration previousVariable =
(AbstractVariableDeclaration) this.astStack[this.astPtr];
declaration.declarationSourceStart = previousVariable.declarationSourceStart;
declaration.modifiers = previousVariable.modifiers;
declaration.modifiersSourceStart = previousVariable.modifiersSourceStart;
final Annotation[] annotations = previousVariable.annotations;
if (annotations != null) {
final int annotationsLength = annotations.length;
System.arraycopy(annotations, 0, declaration.annotations = new Annotation[annotationsLength], 0, annotationsLength);
}
}
declaration.type = extendedTypeDimension != 0 ? augmentTypeWithAdditionalDimensions(type, extendedTypeDimension, annotationsOnExtendedDimensions, false) : type;
declaration.bits |= (type.bits & ASTNode.HasTypeAnnotations);
this.variablesCounter[this.nestedType]++;
this.nestedMethod[this.nestedType]++;
pushOnAstStack(declaration);
int[] javadocPositions = this.intArrayStack[this.intArrayPtr];
if (!isLocalDeclaration) {
this.requestor
.enterField(
declaration.declarationSourceStart,
javadocPositions,
declaration.modifiers,
declaration.modifiersSourceStart,
returnTypeName(declaration.type),
type.sourceStart,
type.sourceEnd,
this.typeDims,
varName,
(int) (namePosition >>> 32),
(int) namePosition,
extendedTypeDimension,
extendedTypeDimension == 0 ? -1 : this.endPosition);
}
}
@Override
protected void consumeEnhancedForStatementHeaderInit(boolean hasModifiers) {
TypeReference type;
char[] identifierName = this.identifierStack[this.identifierPtr];
long namePosition = this.identifierPositionStack[this.identifierPtr];
LocalDeclaration localDeclaration = createLocalDeclaration(identifierName, (int) (namePosition >>> 32), (int) namePosition);
localDeclaration.declarationSourceEnd = localDeclaration.declarationEnd;
int extraDims = this.intStack[this.intPtr--];
this.identifierPtr--;
this.identifierLengthPtr--;
// remove fake modifiers/modifiers start
int declarationSourceStart1 = 0;
int modifiersSourceStart1 = 0;
int modifiersValue = 0;
if (hasModifiers) {
declarationSourceStart1 = this.intStack[this.intPtr--];
modifiersSourceStart1 = this.intStack[this.intPtr--];
modifiersValue = this.intStack[this.intPtr--];
} else {
this.intPtr-=3;
}
type = getTypeReference(this.intStack[this.intPtr--] + extraDims); // type dimension
// consume annotations
int length;
if ((length = this.expressionLengthStack[this.expressionLengthPtr--])!= 0) {
System.arraycopy(
this.expressionStack,
(this.expressionPtr -= length) + 1,
localDeclaration.annotations = new Annotation[length],
0,
length);
localDeclaration.bits |= ASTNode.HasTypeAnnotations;
}
if (hasModifiers) {
localDeclaration.declarationSourceStart = declarationSourceStart1;
localDeclaration.modifiersSourceStart = modifiersSourceStart1;
localDeclaration.modifiers = modifiersValue;
} else {
localDeclaration.declarationSourceStart = type.sourceStart;
}
localDeclaration.type = type;
localDeclaration.bits |= (type.bits & ASTNode.HasTypeAnnotations);
ForeachStatement iteratorForStatement =
new ForeachStatement(
localDeclaration,
this.intStack[this.intPtr--]);
pushOnAstStack(iteratorForStatement);
iteratorForStatement.sourceEnd = localDeclaration.declarationSourceEnd;
}
@Override
protected void consumeMethodHeaderNameWithTypeParameters(boolean isAnnotationMethod) {
// MethodHeaderName ::= Modifiersopt TypeParameters Type 'Identifier' '('
// AnnotationMethodHeaderName ::= Modifiersopt TypeParameters Type 'Identifier' '('
// RecoveryMethodHeaderName ::= Modifiersopt TypeParameters Type 'Identifier' '('
MethodDeclaration md = null;
if(isAnnotationMethod) {
md = new AnnotationMethodDeclaration(this.compilationUnit.compilationResult);
this.recordStringLiterals = false;
} else {
md = new MethodDeclaration(this.compilationUnit.compilationResult);
}
//name
md.selector = this.identifierStack[this.identifierPtr];
long selectorSource = this.identifierPositionStack[this.identifierPtr--];
this.identifierLengthPtr--;
//type
md.returnType = getTypeReference(this.intStack[this.intPtr--]);
if (isAnnotationMethod)
rejectIllegalLeadingTypeAnnotations(md.returnType);
md.bits |= (md.returnType.bits & ASTNode.HasTypeAnnotations);
// consume type parameters
int length = this.genericsLengthStack[this.genericsLengthPtr--];
this.genericsPtr -= length;
System.arraycopy(this.genericsStack, this.genericsPtr + 1, md.typeParameters = new TypeParameter[length], 0, length);
//modifiers
md.declarationSourceStart = this.intStack[this.intPtr--];
md.modifiersSourceStart = this.intStack[this.intPtr--];
md.modifiers = this.intStack[this.intPtr--];
// consume annotations
if ((length = this.expressionLengthStack[this.expressionLengthPtr--]) != 0) {
System.arraycopy(
this.expressionStack,
(this.expressionPtr -= length) + 1,
md.annotations = new Annotation[length],
0,
length);
}
// javadoc
md.javadoc = this.javadoc;
this.javadoc = null;
//highlight starts at selector start
md.sourceStart = (int) (selectorSource >>> 32);
pushOnAstStack(md);
md.sourceEnd = this.lParenPos;
md.bodyStart = this.lParenPos+1;
this.listLength = 0; // initialize this.listLength before reading parameters/throws
// recovery
if (this.currentElement != null){
boolean isType;
if ((isType = this.currentElement instanceof RecoveredType)
//|| md.modifiers != 0
|| (Util.getLineNumber(md.returnType.sourceStart, this.scanner.lineEnds, 0, this.scanner.linePtr)
== Util.getLineNumber(md.sourceStart, this.scanner.lineEnds, 0, this.scanner.linePtr))){
if(isType) {
((RecoveredType) this.currentElement).pendingTypeParameters = null;
}
this.lastCheckPoint = md.bodyStart;
this.currentElement = this.currentElement.add(md, 0);
this.lastIgnoredToken = -1;
} else {
this.lastCheckPoint = md.sourceStart;
this.restartRecovery = true;
}
}
}
/*
*
* INTERNAL USE-ONLY
*/
@Override
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();
this.nestedMethod[this.nestedType]--;
this.lastFieldEndPosition = this.scanner.currentPosition - 1;
this.lastFieldBodyEndPosition = ((AbstractVariableDeclaration) this.astStack[this.astPtr]).initialization.sourceEnd;
}
@Override
protected void consumeExitVariableWithoutInitialization() {
// ExitVariableWithoutInitialization ::= $empty
// do nothing by default
super.consumeExitVariableWithoutInitialization();
this.nestedMethod[this.nestedType]--;
this.lastFieldEndPosition = this.scanner.currentPosition - 1;
this.lastFieldBodyEndPosition = this.scanner.startPosition - 1;
}
/*
*
* INTERNAL USE-ONLY
*/
@Override
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 = this.variablesCounter[this.nestedType];
super.consumeFieldDeclaration();
this.intArrayPtr--;
if (isLocalDeclaration())
return;
if (variableIndex != 0) {
this.requestor.exitField(this.lastFieldBodyEndPosition, this.lastFieldEndPosition);
}
}
@Override
protected void consumeFormalParameter(boolean isVarArgs) {
// FormalParameter ::= Type VariableDeclaratorId ==> false
// FormalParameter ::= Modifiers Type VariableDeclaratorId ==> true
/*
astStack :
identifierStack : type identifier
intStack : dim dim 1||0 // 1 => normal parameter, 0 => this parameter
==>
astStack : Argument
identifierStack :
intStack :
*/
NameReference qualifyingNameReference = null;
boolean isReceiver = this.intStack[this.intPtr--] == 0;
if (isReceiver) {
qualifyingNameReference = (NameReference) this.expressionStack[this.expressionPtr--];
this.expressionLengthPtr --;
}
this.identifierLengthPtr--;
char[] parameterName = this.identifierStack[this.identifierPtr];
long namePositions = this.identifierPositionStack[this.identifierPtr--];
int extendedDimensions = this.intStack[this.intPtr--];
Annotation [][] annotationsOnExtendedDimensions = extendedDimensions == 0 ? null : getAnnotationsOnDimensions(extendedDimensions);
int endOfEllipsis = 0;
int length;
Annotation [] varArgsAnnotations = null;
if (isVarArgs) {
endOfEllipsis = this.intStack[this.intPtr--];
if ((length = this.typeAnnotationLengthStack[this.typeAnnotationLengthPtr--]) != 0) {
System.arraycopy(
this.typeAnnotationStack,
(this.typeAnnotationPtr -= length) + 1,
varArgsAnnotations = new Annotation[length],
0,
length);
}
}
int firstDimensions = this.intStack[this.intPtr--];
TypeReference type = getTypeReference(firstDimensions);
if (isVarArgs || extendedDimensions != 0) {
if (isVarArgs) {
type = augmentTypeWithAdditionalDimensions(type, 1, varArgsAnnotations != null ? new Annotation[][] { varArgsAnnotations } : null, true);
}
if (extendedDimensions != 0) { // combination illegal.
type = augmentTypeWithAdditionalDimensions(type, extendedDimensions, annotationsOnExtendedDimensions, false);
}
type.sourceEnd = type.isParameterizedTypeReference() ? this.endStatementPosition : this.endPosition;
}
if (isVarArgs) {
if (extendedDimensions == 0) {
type.sourceEnd = endOfEllipsis;
}
type.bits |= ASTNode.IsVarArgs; // set isVarArgs
}
this.intPtr -= 3;
Argument arg;
if (isReceiver) {
arg = new Receiver(
parameterName,
namePositions,
type,
qualifyingNameReference,
this.intStack[this.intPtr + 1] & ~ClassFileConstants.AccDeprecated);
} else {
arg = new Argument(
parameterName,
namePositions,
type,
this.intStack[this.intPtr + 1]);// modifiers
}
// consume annotations
if ((length = this.expressionLengthStack[this.expressionLengthPtr--]) != 0) {
System.arraycopy(
this.expressionStack,
(this.expressionPtr -= length) + 1,
arg.annotations = new Annotation[length],
0,
length);
RecoveredType currentRecoveryType = this.currentRecoveryType();
if (currentRecoveryType != null)
currentRecoveryType.annotationsConsumed(arg.annotations);
}
pushOnAstStack(arg);
this.intArrayPtr--;
}
@Override
protected void consumeInstanceOfExpression() {
this.intPtr--; // skip declarationSourceStart of modifiers
super.consumeInstanceOfExpression();
}
@Override
protected void consumeInstanceOfExpressionWithName() {
this.intPtr--; // skip declarationSourceStart of modifiers
super.consumeInstanceOfExpressionWithName();
}
/*
*
* INTERNAL USE-ONLY
*/
@Override
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;
}
this.requestor.exitInterface(this.endStatementPosition, // the '}' is the end of the body
((TypeDeclaration) this.astStack[this.astPtr]).declarationSourceEnd);
}
/*
*
* INTERNAL USE-ONLY
*/
@Override
protected void consumeInterfaceHeader() {
//InterfaceHeader ::= $empty
super.consumeInterfaceHeader();
if (isLocalDeclaration()) {
// we ignore the local variable declarations
this.intArrayPtr--;
return;
}
TypeDeclaration typeDecl = (TypeDeclaration) this.astStack[this.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
this.scanner.commentPtr = -1;
this.requestor.enterInterface(
typeDecl.declarationSourceStart,
this.intArrayStack[this.intArrayPtr--],
typeDecl.modifiers,
typeDecl.modifiersSourceStart,
this.typeStartPosition,
typeDecl.name,
typeDecl.sourceStart,
typeDecl.sourceEnd,
interfaceNames,
interfaceNameStarts,
interfacenameEnds,
this.scanner.currentPosition - 1);
}
@Override
protected void consumeInterfaceHeaderName1() {
// InterfaceHeaderName ::= Modifiersopt 'interface' 'Identifier'
TypeDeclaration typeDecl = new TypeDeclaration(this.compilationUnit.compilationResult);
if (this.nestedMethod[this.nestedType] == 0) {
if (this.nestedType != 0) {
typeDecl.bits |= ASTNode.IsMemberType;
}
} else {
// Record that the block has a declaration for local types
typeDecl.bits |= ASTNode.IsLocalType;
markEnclosingMemberWithLocalType();
blockReal();
}
//highlight the name of the type
long pos = this.identifierPositionStack[this.identifierPtr];
typeDecl.sourceEnd = (int) pos;
typeDecl.sourceStart = (int) (pos >>> 32);
typeDecl.name = this.identifierStack[this.identifierPtr--];
this.identifierLengthPtr--;
//compute the declaration source too
// 'class' and 'interface' push an int position
this.typeStartPosition = typeDecl.declarationSourceStart = this.intStack[this.intPtr--];
this.intPtr--;
int declSourceStart = this.intStack[this.intPtr--];
typeDecl.modifiersSourceStart = this.intStack[this.intPtr--];
typeDecl.modifiers = this.intStack[this.intPtr--] | ClassFileConstants.AccInterface;
if (typeDecl.declarationSourceStart > declSourceStart) {
typeDecl.declarationSourceStart = declSourceStart;
}
// consume annotations
int length;
if ((length = this.expressionLengthStack[this.expressionLengthPtr--]) != 0) {
System.arraycopy(
this.expressionStack,
(this.expressionPtr -= length) + 1,
typeDecl.annotations = new Annotation[length],
0,
length);
}
typeDecl.bodyStart = typeDecl.sourceEnd + 1;
pushOnAstStack(typeDecl);
// javadoc
typeDecl.javadoc = this.javadoc;
this.javadoc = null;
}
@Override
protected void consumeInternalCompilationUnit() {
// InternalCompilationUnit ::= PackageDeclaration
// InternalCompilationUnit ::= PackageDeclaration ImportDeclarations ReduceImports
// InternalCompilationUnit ::= ImportDeclarations ReduceImports
}
@Override
protected void consumeInternalCompilationUnitWithTypes() {
// InternalCompilationUnit ::= PackageDeclaration ImportDeclarations ReduceImports TypeDeclarations
// InternalCompilationUnit ::= PackageDeclaration TypeDeclarations
// InternalCompilationUnit ::= TypeDeclarations
// InternalCompilationUnit ::= ImportDeclarations ReduceImports TypeDeclarations
// consume type declarations
int length;
if ((length = this.astLengthStack[this.astLengthPtr--]) != 0) {
this.compilationUnit.types = new TypeDeclaration[length];
this.astPtr -= length;
System.arraycopy(this.astStack, this.astPtr + 1, this.compilationUnit.types, 0, length);
}
}
/*
*
* INTERNAL USE-ONLY
*/
@Override
protected void consumeLocalVariableDeclaration() {
// See consumeLocalVariableDeclarationDefaultModifier() in case of change: duplicated code
// FieldDeclaration ::= Modifiersopt Type VariableDeclarators ';'
super.consumeLocalVariableDeclaration();
this.intArrayPtr--;
}
/*
*
* INTERNAL USE-ONLY
*/
@Override
protected void consumeMethodDeclaration(boolean isNotAbstract, boolean isDefaultMethod) {
// MethodDeclaration ::= MethodHeader MethodBody
// AbstractMethodDeclaration ::= MethodHeader ';'
super.consumeMethodDeclaration(isNotAbstract, isDefaultMethod);
if (isLocalDeclaration()) {
// we ignore the local variable declarations
return;
}
MethodDeclaration md = (MethodDeclaration) this.astStack[this.astPtr];
this.requestor.exitMethod(this.endStatementPosition, md.declarationSourceEnd);
}
/*
*
* INTERNAL USE-ONLY
*/
@Override
protected void consumeMethodHeader() {
// MethodHeader ::= MethodHeaderName MethodHeaderParameters MethodHeaderExtendedDims ThrowsClauseopt
super.consumeMethodHeader();
if (isLocalDeclaration()) {
// we ignore the local variable declarations
this.intArrayPtr--;
return;
}
MethodDeclaration md = (MethodDeclaration) this.astStack[this.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;
}
}
this.requestor
.enterMethod(
md.declarationSourceStart,
this.intArrayStack[this.intArrayPtr--],
md.modifiers,
md.modifiersSourceStart,
returnTypeName,
returnType.sourceStart,
returnType.sourceEnd,
this.typeDims,
md.selector,
md.sourceStart,
(int) (this.selectorSourcePositions & 0xFFFFFFFFL),
argumentTypes,
argumentTypeStarts,
argumentTypeEnds,
argumentNames,
argumentNameStarts,
argumentNameEnds,
this.rParenPos,
this.extendsDim,
this.extendsDim == 0 ? -1 : this.endPosition,
exceptionTypes,
exceptionTypeStarts,
exceptionTypeEnds,
this.scanner.currentPosition - 1);
}
@Override
protected void consumeMethodHeaderExtendedDims() {
// MethodHeaderExtendedDims ::= Dimsopt
// now we update the returnType of the method
MethodDeclaration md = (MethodDeclaration) this.astStack[this.astPtr];
int extendedDims = this.intStack[this.intPtr--];
this.extendsDim = extendedDims;
if (extendedDims != 0) {
md.sourceEnd = this.endPosition;
md.returnType = augmentTypeWithAdditionalDimensions(md.returnType, extendedDims, getAnnotationsOnDimensions(extendedDims), false);
md.bits |= (md.returnType.bits & ASTNode.HasTypeAnnotations);
if (this.currentToken == TokenNameLBRACE) {
md.bodyStart = this.endPosition + 1;
}
}
}
@Override
protected void consumeMethodHeaderName(boolean isAnnotationMethod) {
// MethodHeaderName ::= Modifiersopt Type 'Identifier' '('
MethodDeclaration md = null;
if(isAnnotationMethod) {
md = new AnnotationMethodDeclaration(this.compilationUnit.compilationResult);
} else {
md = new MethodDeclaration(this.compilationUnit.compilationResult);
}
//name
md.selector = this.identifierStack[this.identifierPtr];
this.selectorSourcePositions = this.identifierPositionStack[this.identifierPtr--];
this.identifierLengthPtr--;
//type
md.returnType = getTypeReference(this.typeDims = this.intStack[this.intPtr--]);
md.bits |= (md.returnType.bits & ASTNode.HasTypeAnnotations);
//modifiers
md.declarationSourceStart = this.intStack[this.intPtr--];
md.modifiersSourceStart = this.intStack[this.intPtr--];
md.modifiers = this.intStack[this.intPtr--];
// consume annotations
int length;
if ((length = this.expressionLengthStack[this.expressionLengthPtr--]) != 0) {
System.arraycopy(
this.expressionStack,
(this.expressionPtr -= length) + 1,
md.annotations = new Annotation[length],
0,
length);
}
// javadoc
md.javadoc = this.javadoc;
this.javadoc = null;
//highlight starts at selector start
md.sourceStart = (int) (this.selectorSourcePositions >>> 32);
pushOnAstStack(md);
md.bodyStart = this.scanner.currentPosition-1;
}
@Override
protected void consumeModifiers() {
checkComment(); // might update modifiers with AccDeprecated
pushOnIntStack(this.modifiers); // modifiers
pushOnIntStack(this.modifiersSourceStart);
pushOnIntStack(
this.declarationSourceStart >= 0 ? this.declarationSourceStart : this.modifiersSourceStart);
resetModifiers();
}
@Override
protected void consumePackageComment() {
// get possible comment for syntax since 1.5
if(this.options.sourceLevel >= ClassFileConstants.JDK1_5) {
checkComment();
} else {
pushOnIntArrayStack(getJavaDocPositions());
}
resetModifiers();
}
/*
*
* INTERNAL USE-ONLY
*/
@Override
protected void consumePackageDeclarationName() {
/*
* Javadoc positions are persisted in consumePackageComment
*/
super.consumePackageDeclarationName();
ImportReference importReference = this.compilationUnit.currentPackage;
this.requestor.acceptPackage(
importReference.declarationSourceStart,
importReference.declarationSourceEnd,
this.intArrayStack[this.intArrayPtr--],
CharOperation.concatWith(importReference.getImportName(), '.'),
importReference.sourceStart);
}
/*
*
* INTERNAL USE-ONLY
*/
@Override
protected void consumePackageDeclarationNameWithModifiers() {
super.consumePackageDeclarationNameWithModifiers();
ImportReference importReference = this.compilationUnit.currentPackage;
this.requestor.acceptPackage(
importReference.declarationSourceStart,
importReference.declarationSourceEnd,
this.intArrayStack[this.intArrayPtr--],
CharOperation.concatWith(importReference.getImportName(), '.'),
importReference.sourceStart);
}
@Override
protected void consumePushModifiers() {
checkComment(); // might update modifiers with AccDeprecated
pushOnIntStack(this.modifiers); // modifiers
if (this.modifiersSourceStart < 0) {
pushOnIntStack(-1);
pushOnIntStack(
this.declarationSourceStart >= 0 ? this.declarationSourceStart : this.scanner.startPosition);
} else {
pushOnIntStack(this.modifiersSourceStart);
pushOnIntStack(
this.declarationSourceStart >= 0 ? this.declarationSourceStart : this.modifiersSourceStart);
}
resetModifiers();
pushOnExpressionStackLengthStack(0);
}
@Override
protected void consumePushRealModifiers() {
checkComment(); // might update modifiers with AccDeprecated
pushOnIntStack(this.modifiers); // modifiers
if (this.modifiersSourceStart < 0) {
pushOnIntStack(-1);
pushOnIntStack(
this.declarationSourceStart >= 0 ? this.declarationSourceStart : this.scanner.startPosition);
} else {
pushOnIntStack(this.modifiersSourceStart);
pushOnIntStack(
this.declarationSourceStart >= 0 ? this.declarationSourceStart : this.modifiersSourceStart);
}
resetModifiers();
}
@Override
protected void consumeSingleStaticImportDeclarationName() {
// SingleTypeImportDeclarationName ::= 'import' 'static' Name
/* persisting javadoc positions */
pushOnIntArrayStack(getJavaDocPositions());
super.consumeSingleStaticImportDeclarationName();
ImportReference importReference = (ImportReference) this.astStack[this.astPtr];
this.requestor.acceptImport(
importReference.declarationSourceStart,
importReference.declarationSourceEnd,
this.intArrayStack[this.intArrayPtr--],
CharOperation.concatWith(importReference.getImportName(), '.'),
importReference.sourceStart,
false,
ClassFileConstants.AccStatic);
}
/*
*
* INTERNAL USE-ONLY
*/
@Override
protected void consumeSingleTypeImportDeclarationName() {
// SingleTypeImportDeclarationName ::= 'import' Name
/* persisting javadoc positions */
pushOnIntArrayStack(getJavaDocPositions());
super.consumeSingleTypeImportDeclarationName();
ImportReference importReference = (ImportReference) this.astStack[this.astPtr];
this.requestor.acceptImport(
importReference.declarationSourceStart,
importReference.declarationSourceEnd,
this.intArrayStack[this.intArrayPtr--],
CharOperation.concatWith(importReference.getImportName(), '.'),
importReference.sourceStart,
false,
ClassFileConstants.AccDefault);
}
@Override
protected void consumeStaticImportOnDemandDeclarationName() {
// SingleTypeImportDeclarationName ::= 'import' 'static' Name '.' '*'
/* persisting javadoc positions */
pushOnIntArrayStack(getJavaDocPositions());
super.consumeStaticImportOnDemandDeclarationName();
ImportReference importReference = (ImportReference) this.astStack[this.astPtr];
this.requestor.acceptImport(
importReference.declarationSourceStart,
importReference.declarationSourceEnd,
this.intArrayStack[this.intArrayPtr--],
CharOperation.concatWith(importReference.getImportName(), '.'),
importReference.sourceStart,
true,
ClassFileConstants.AccStatic);
}
/*
*
* INTERNAL USE-ONLY
*/
@Override
protected void consumeStaticInitializer() {
// StaticInitializer ::= StaticOnly Block
//push an Initializer
//optimize the push/pop
super.consumeStaticInitializer();
Initializer initializer = (Initializer) this.astStack[this.astPtr];
this.requestor.acceptInitializer(
initializer.declarationSourceStart,
initializer.declarationSourceEnd,
this.intArrayStack[this.intArrayPtr--],
ClassFileConstants.AccStatic,
this.intStack[this.intPtr--],
initializer.block.sourceStart,
initializer.declarationSourceEnd);
}
@Override
protected void consumeStaticOnly() {
// StaticOnly ::= 'static'
checkComment(); // might update declaration source start
pushOnIntStack(this.modifiersSourceStart);
pushOnIntStack(this.scanner.currentPosition);
pushOnIntStack(
this.declarationSourceStart >= 0 ? this.declarationSourceStart : this.modifiersSourceStart);
jumpOverMethodBody();
this.nestedMethod[this.nestedType]++;
resetModifiers();
}
/*
*
* INTERNAL USE-ONLY
*/
@Override
protected void consumeTypeImportOnDemandDeclarationName() {
// TypeImportOnDemandDeclarationName ::= 'import' Name '.' '*'
/* persisting javadoc positions */
pushOnIntArrayStack(getJavaDocPositions());
super.consumeTypeImportOnDemandDeclarationName();
ImportReference importReference = (ImportReference) this.astStack[this.astPtr];
this.requestor.acceptImport(
importReference.declarationSourceStart,
importReference.declarationSourceEnd,
this.intArrayStack[this.intArrayPtr--],
CharOperation.concatWith(importReference.getImportName(), '.'),
importReference.sourceStart,
true,
ClassFileConstants.AccDefault);
}
/*
* Flush javadocs defined prior to a given positions.
*
* Note: javadocs are stacked in syntactical order
*
* Either answer given , or the end position of a comment line
* immediately following the (same line)
*
* e.g.
* void foo(){
* } // end of method foo
*/
@Override
public int flushCommentsDefinedPriorTo(int position) {
return this.lastFieldEndPosition = super.flushCommentsDefinedPriorTo(position);
}
@Override
public CompilationUnitDeclaration endParse(int act) {
if (this.scanner.recordLineSeparator) {
this.requestor.acceptLineSeparatorPositions(this.scanner.getLineEnds());
}
return super.endParse(act);
}
@Override
public void initialize(boolean parsingCompilationUnit) {
//positionning the parser for a new compilation unit
//avoiding stack reallocation and all that....
super.initialize(parsingCompilationUnit);
this.intArrayPtr = -1;
}
@Override
public void initialize() {
//positionning the parser for a new compilation unit
//avoiding stack reallocation and all that....
super.initialize();
this.intArrayPtr = -1;
}
/*
*
* INTERNAL USE-ONLY
*/
private boolean isLocalDeclaration() {
int nestedDepth = this.nestedType;
while (nestedDepth >= 0) {
if (this.nestedMethod[nestedDepth] != 0) {
return true;
}
nestedDepth--;
}
return false;
}
@Override
protected void parse() {
this.diet = true;
this.dietInt = 0;
super.parse();
}
/*
* Investigate one entire unit.
*/
public void parseCompilationUnit(ICompilationUnit unit) {
char[] regionSource = unit.getContents();
try {
initialize(true);
goForCompilationUnit();
this.referenceContext =
this.compilationUnit =
new CompilationUnitDeclaration(
problemReporter(),
new CompilationResult(unit, 0, 0, this.options.maxProblemsPerUnit),
regionSource.length);
this.scanner.resetTo(0, regionSource.length);
this.scanner.setSource(regionSource);
parse();
} catch (AbortCompilation ex) {
// ignore this exception
}
}
/*
* Investigate one constructor declaration.
*/
public void parseConstructor(char[] regionSource) {
try {
initialize();
goForClassBodyDeclarations();
this.referenceContext =
this.compilationUnit =
new CompilationUnitDeclaration(
problemReporter(),
new CompilationResult(regionSource, 0, 0, this.options.maxProblemsPerUnit),
regionSource.length);
this.scanner.resetTo(0, regionSource.length);
this.scanner.setSource(regionSource);
parse();
} catch (AbortCompilation ex) {
// ignore this exception
}
}
/*
* Investigate one field declaration statement (might have multiple declarations in it).
*/
public void parseField(char[] regionSource) {
try {
initialize();
goForFieldDeclaration();
this.referenceContext =
this.compilationUnit =
new CompilationUnitDeclaration(
problemReporter(),
new CompilationResult(regionSource, 0, 0, this.options.maxProblemsPerUnit),
regionSource.length);
this.scanner.resetTo(0, regionSource.length);
this.scanner.setSource(regionSource);
parse();
} catch (AbortCompilation ex) {
// ignore this exception
}
}
/*
* Investigate one import statement declaration.
*/
public void parseImport(char[] regionSource) {
try {
initialize();
goForImportDeclaration();
this.referenceContext =
this.compilationUnit =
new CompilationUnitDeclaration(
problemReporter(),
new CompilationResult(regionSource, 0, 0, this.options.maxProblemsPerUnit),
regionSource.length);
this.scanner.resetTo(0, regionSource.length);
this.scanner.setSource(regionSource);
parse();
} catch (AbortCompilation ex) {
// ignore this exception
}
}
/*
* 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();
this.referenceContext =
this.compilationUnit =
new CompilationUnitDeclaration(
problemReporter(),
new CompilationResult(regionSource, 0, 0, this.options.maxProblemsPerUnit),
regionSource.length);
this.scanner.resetTo(0, regionSource.length);
this.scanner.setSource(regionSource);
parse();
} catch (AbortCompilation ex) {
// ignore this exception
}
}
/*
* Investigate one method declaration.
*/
public void parseMethod(char[] regionSource) {
try {
initialize();
goForGenericMethodDeclaration();
this.referenceContext =
this.compilationUnit =
new CompilationUnitDeclaration(
problemReporter(),
new CompilationResult(regionSource, 0, 0, this.options.maxProblemsPerUnit),
regionSource.length);
this.scanner.resetTo(0, regionSource.length);
this.scanner.setSource(regionSource);
parse();
} catch (AbortCompilation ex) {
// ignore this exception
}
}
/*
* Investigate one package statement declaration.
*/
public void parsePackage(char[] regionSource) {
try {
initialize();
goForPackageDeclaration();
this.referenceContext =
this.compilationUnit =
new CompilationUnitDeclaration(
problemReporter(),
new CompilationResult(regionSource, 0, 0, this.options.maxProblemsPerUnit),
regionSource.length);
this.scanner.resetTo(0, regionSource.length);
this.scanner.setSource(regionSource);
parse();
} catch (AbortCompilation ex) {
// ignore this exception
}
}
/*
* Investigate one type declaration, its fields, methods and member types.
*/
public void parseType(char[] regionSource) {
try {
initialize();
goForTypeDeclaration();
this.referenceContext =
this.compilationUnit =
new CompilationUnitDeclaration(
problemReporter(),
new CompilationResult(regionSource, 0, 0, this.options.maxProblemsPerUnit),
regionSource.length);
this.scanner.resetTo(0, regionSource.length);
this.scanner.setSource(regionSource);
parse();
} catch (AbortCompilation ex) {
// ignore this exception
}
}
/**
* 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.
*
* @return ProblemReporter
*/
@Override
public ProblemReporter problemReporter() {
this.problemReporter.referenceContext = this.referenceContext;
return this.problemReporter;
}
protected void pushOnIntArrayStack(int[] positions) {
int stackLength = this.intArrayStack.length;
if (++this.intArrayPtr >= stackLength) {
System.arraycopy(
this.intArrayStack, 0,
this.intArrayStack = new int[stackLength + StackIncrement][], 0,
stackLength);
}
this.intArrayStack[this.intArrayPtr] = positions;
}
@Override
protected void resetModifiers() {
super.resetModifiers();
this.declarationSourceStart = -1;
}
/*
* Syntax error was detected. Will attempt to perform some recovery action in order
* to resume to the regular parse loop.
*/
@Override
protected int resumeOnSyntaxError() {
return HALT;
}
/*
* 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(), '.');
}
@Override
public String toString() {
StringBuilder buffer = new StringBuilder();
buffer.append("intArrayPtr = " + this.intArrayPtr + "\n"); //$NON-NLS-1$ //$NON-NLS-2$
buffer.append(super.toString());
return buffer.toString();
}
}