protected void consumeSingleTypeImportDeclarationName() {
// SingleTypeImportDeclarationName ::= 'import' Name
/* push an ImportRef build from the last name
stored in the identifier stack. */
ImportReference impt;
int length;
char[][] tokens = new char[length = this.identifierLengthStack[this.identifierLengthPtr--]][];
this.identifierPtr -= length;
long[] positions = new long[length];
System.arraycopy(this.identifierStack, this.identifierPtr + 1, tokens, 0, length);
System.arraycopy(this.identifierPositionStack, this.identifierPtr + 1, positions, 0, length);
pushOnAstStack(
impt = newImportReference(tokens, positions, false, ClassFileConstants.AccDefault));
if (this.currentToken == TokenNameSEMICOLON) {
impt.declarationSourceEnd = this.scanner.currentPosition - 1;
} else {
impt.declarationSourceEnd = impt.sourceEnd;
}
impt.declarationEnd = impt.declarationSourceEnd;
// this.endPosition is just before the ;
impt.declarationSourceStart = this.intStack[this.intPtr--];
// recovery
if (this.currentElement != null) {
this.lastCheckPoint = impt.declarationSourceEnd + 1;
this.currentElement = this.currentElement.add(impt, 0);
this.lastIgnoredToken = -1;
this.restartRecovery = true; // used to avoid branching back into the regular automaton
}
if (this.reportReferenceInfo) {
this.requestor.acceptTypeReference(impt.tokens, impt.sourceStart, impt.sourceEnd);
}
}
public NameReference getUnspecifiedReference(boolean rejectTypeAnnotations) {
/* build a (unspecified) NameReference which may be qualified*/
if (rejectTypeAnnotations) {
consumeNonTypeUseName();
}
int length;
if ((length = this.identifierLengthStack[this.identifierLengthPtr--]) == 1) {
// single variable reference
SingleNameReference ref =
newSingleNameReference(
this.identifierStack[this.identifierPtr],
this.identifierPositionStack[this.identifierPtr--]);
if (this.reportReferenceInfo) {
addUnknownRef(ref);
}
return ref;
} else {
// Qualified variable reference
char[][] tokens = new char[length][];
this.identifierPtr -= length;
System.arraycopy(this.identifierStack, this.identifierPtr + 1, tokens, 0, length);
long[] positions = new long[length];
System.arraycopy(this.identifierPositionStack, this.identifierPtr + 1, positions, 0, length);
QualifiedNameReference ref =
newQualifiedNameReference(
tokens,
positions,
(int) (this.identifierPositionStack[this.identifierPtr + 1] >> 32), // sourceStart
(int) this.identifierPositionStack[this.identifierPtr + length]); // sourceEnd
if (this.reportReferenceInfo) {
addUnknownRef(ref);
}
return ref;
}
}
protected void consumeSingleStaticImportDeclarationName() {
// SingleTypeImportDeclarationName ::= 'import' 'static' Name
ImportReference impt;
int length;
char[][] tokens = new char[length = this.identifierLengthStack[this.identifierLengthPtr--]][];
this.identifierPtr -= length;
long[] positions = new long[length];
System.arraycopy(this.identifierStack, this.identifierPtr + 1, tokens, 0, length);
System.arraycopy(this.identifierPositionStack, this.identifierPtr + 1, positions, 0, length);
pushOnAstStack(
impt = newImportReference(tokens, positions, false, ClassFileConstants.AccStatic));
this.modifiers = ClassFileConstants.AccDefault;
this.modifiersSourceStart = -1; // <-- see comment into modifiersFlag(int)
if (this.currentToken == TokenNameSEMICOLON) {
impt.declarationSourceEnd = this.scanner.currentPosition - 1;
} else {
impt.declarationSourceEnd = impt.sourceEnd;
}
impt.declarationEnd = impt.declarationSourceEnd;
// this.endPosition is just before the ;
impt.declarationSourceStart = this.intStack[this.intPtr--];
if (!this.statementRecoveryActivated
&& this.options.sourceLevel < ClassFileConstants.JDK1_5
&& this.lastErrorEndPositionBeforeRecovery < this.scanner.currentPosition) {
impt.modifiers =
ClassFileConstants
.AccDefault; // convert the static import reference to a non-static importe reference
problemReporter().invalidUsageOfStaticImports(impt);
}
// recovery
if (this.currentElement != null) {
this.lastCheckPoint = impt.declarationSourceEnd + 1;
this.currentElement = this.currentElement.add(impt, 0);
this.lastIgnoredToken = -1;
this.restartRecovery = true; // used to avoid branching back into the regular automaton
}
if (this.reportReferenceInfo) {
// Name for static import is TypeName '.' Identifier
// => accept unknown ref on identifier
int tokensLength = impt.tokens.length - 1;
int start = (int) (impt.sourcePositions[tokensLength] >>> 32);
char[] last = impt.tokens[tokensLength];
// accept all possible kind for last name, index users will have to select the right one...
// see bug https://bugs.eclipse.org/bugs/show_bug.cgi?id=86901
this.requestor.acceptFieldReference(last, start);
this.requestor.acceptMethodReference(last, 0, start);
this.requestor.acceptTypeReference(last, start);
// accept type name
if (tokensLength > 0) {
char[][] compoundName = new char[tokensLength][];
System.arraycopy(impt.tokens, 0, compoundName, 0, tokensLength);
int end = (int) impt.sourcePositions[tokensLength - 1];
this.requestor.acceptTypeReference(compoundName, impt.sourceStart, end);
}
}
}
/**
* Add the initial set of compilation units into the loop -> build compilation unit declarations,
* their bindings and record their results.
*/
protected void internalBeginToCompile(ICompilationUnit[] sourceUnits, int maxUnits) {
if (!this.useSingleThread && maxUnits >= ReadManager.THRESHOLD)
this.parser.readManager = new ReadManager(sourceUnits, maxUnits);
// Switch the current policy and compilation result for this unit to the requested one.
for (int i = 0; i < maxUnits; i++) {
CompilationResult unitResult = null;
try {
if (this.options.verbose) {
this.out.println(
Messages.bind(
Messages.compilation_request,
new String[] {
String.valueOf(i + 1),
String.valueOf(maxUnits),
new String(sourceUnits[i].getFileName())
}));
}
// diet parsing for large collection of units
CompilationUnitDeclaration parsedUnit;
unitResult =
new CompilationResult(sourceUnits[i], i, maxUnits, this.options.maxProblemsPerUnit);
long parseStart = System.currentTimeMillis();
if (this.totalUnits < this.parseThreshold) {
parsedUnit = this.parser.parse(sourceUnits[i], unitResult);
} else {
parsedUnit = this.parser.dietParse(sourceUnits[i], unitResult);
}
long resolveStart = System.currentTimeMillis();
this.stats.parseTime += resolveStart - parseStart;
// initial type binding creation
this.lookupEnvironment.buildTypeBindings(parsedUnit, null /*no access restriction*/);
this.stats.resolveTime += System.currentTimeMillis() - resolveStart;
addCompilationUnit(sourceUnits[i], parsedUnit);
ImportReference currentPackage = parsedUnit.currentPackage;
if (currentPackage != null) {
unitResult.recordPackageName(currentPackage.tokens);
}
// } catch (AbortCompilationUnit e) {
// requestor.acceptResult(unitResult.tagAsAccepted());
} catch (AbortCompilation a) {
// best effort to find a way for reporting this problem:
if (a.compilationResult == null) a.compilationResult = unitResult;
throw a;
} finally {
sourceUnits[i] = null; // no longer hold onto the unit
}
}
if (this.parser.readManager != null) {
this.parser.readManager.shutdown();
this.parser.readManager = null;
}
// binding resolution
this.lookupEnvironment.completeTypeBindings();
}
/**
* Bytecode generation for a method
*
* @param classScope
* @param classFile
*/
public void generateCode(ClassScope classScope, ClassFile classFile) {
int problemResetPC = 0;
classFile.codeStream.wideMode = false; // reset wideMode to false
if (this.ignoreFurtherInvestigation) {
// method is known to have errors, dump a problem method
if (this.binding == null) return; // handle methods with invalid signature or duplicates
int problemsLength;
CategorizedProblem[] problems =
this.scope.referenceCompilationUnit().compilationResult.getProblems();
CategorizedProblem[] problemsCopy = new CategorizedProblem[problemsLength = problems.length];
System.arraycopy(problems, 0, problemsCopy, 0, problemsLength);
classFile.addProblemMethod(this, this.binding, problemsCopy);
return;
}
boolean restart = false;
boolean abort = false;
// regular code generation
do {
try {
problemResetPC = classFile.contentsOffset;
this.generateCode(classFile);
restart = false;
} catch (AbortMethod e) {
// a fatal error was detected during code generation, need to restart code gen if possible
if (e.compilationResult == CodeStream.RESTART_IN_WIDE_MODE) {
// a branch target required a goto_w, restart code gen in wide mode.
classFile.contentsOffset = problemResetPC;
classFile.methodCount--;
classFile.codeStream.resetInWideMode(); // request wide mode
restart = true;
} else if (e.compilationResult == CodeStream.RESTART_CODE_GEN_FOR_UNUSED_LOCALS_MODE) {
classFile.contentsOffset = problemResetPC;
classFile.methodCount--;
classFile.codeStream.resetForCodeGenUnusedLocals();
restart = true;
} else {
restart = false;
abort = true;
}
}
} while (restart);
// produce a problem method accounting for this fatal error
if (abort) {
int problemsLength;
CategorizedProblem[] problems =
this.scope.referenceCompilationUnit().compilationResult.getAllProblems();
CategorizedProblem[] problemsCopy = new CategorizedProblem[problemsLength = problems.length];
System.arraycopy(problems, 0, problemsCopy, 0, problemsLength);
classFile.addProblemMethod(this, this.binding, problemsCopy, problemResetPC);
}
}
protected void consumeStaticImportOnDemandDeclarationName() {
// TypeImportOnDemandDeclarationName ::= 'import' 'static' Name '.' '*'
/* push an ImportRef build from the last name
stored in the identifier stack. */
ImportReference impt;
int length;
char[][] tokens = new char[length = this.identifierLengthStack[this.identifierLengthPtr--]][];
this.identifierPtr -= length;
long[] positions = new long[length];
System.arraycopy(this.identifierStack, this.identifierPtr + 1, tokens, 0, length);
System.arraycopy(this.identifierPositionStack, this.identifierPtr + 1, positions, 0, length);
pushOnAstStack(
impt = new ImportReference(tokens, positions, true, ClassFileConstants.AccStatic));
// star end position
impt.trailingStarPosition = this.intStack[this.intPtr--];
this.modifiers = ClassFileConstants.AccDefault;
this.modifiersSourceStart = -1; // <-- see comment into modifiersFlag(int)
if (this.currentToken == TokenNameSEMICOLON) {
impt.declarationSourceEnd = this.scanner.currentPosition - 1;
} else {
impt.declarationSourceEnd = impt.sourceEnd;
}
impt.declarationEnd = impt.declarationSourceEnd;
// this.endPosition is just before the ;
impt.declarationSourceStart = this.intStack[this.intPtr--];
if (!this.statementRecoveryActivated
&& this.options.sourceLevel < ClassFileConstants.JDK1_5
&& this.lastErrorEndPositionBeforeRecovery < this.scanner.currentPosition) {
impt.modifiers =
ClassFileConstants
.AccDefault; // convert the static import reference to a non-static importe reference
problemReporter().invalidUsageOfStaticImports(impt);
}
// recovery
if (this.currentElement != null) {
this.lastCheckPoint = impt.declarationSourceEnd + 1;
this.currentElement = this.currentElement.add(impt, 0);
this.lastIgnoredToken = -1;
this.restartRecovery = true; // used to avoid branching back into the regular automaton
}
if (this.reportReferenceInfo) {
this.requestor.acceptTypeReference(impt.tokens, impt.sourceStart, impt.sourceEnd);
}
}
public NameReference getUnspecifiedReferenceOptimized() {
/* build a (unspecified) NameReference which may be qualified
The optimization occurs for qualified reference while we are
certain in this case the last item of the qualified name is
a field access. This optimization is IMPORTANT while it results
that when a NameReference is build, the type checker should always
look for that it is not a type reference */
consumeNonTypeUseName();
int length;
if ((length = this.identifierLengthStack[this.identifierLengthPtr--]) == 1) {
// single variable reference
SingleNameReference ref =
newSingleNameReference(
this.identifierStack[this.identifierPtr],
this.identifierPositionStack[this.identifierPtr--]);
ref.bits &= ~ASTNode.RestrictiveFlagMASK;
ref.bits |= Binding.LOCAL | Binding.FIELD;
if (this.reportReferenceInfo) {
addUnknownRef(ref);
}
return ref;
}
// Qualified-variable-reference
// In fact it is variable-reference DOT field-ref , but it would result in a type
// conflict tha can be only reduce by making a superclass (or inetrface ) between
// nameReference and FiledReference or putting FieldReference under NameReference
// or else..........This optimisation is not really relevant so just leave as it is
char[][] tokens = new char[length][];
this.identifierPtr -= length;
System.arraycopy(this.identifierStack, this.identifierPtr + 1, tokens, 0, length);
long[] positions = new long[length];
System.arraycopy(this.identifierPositionStack, this.identifierPtr + 1, positions, 0, length);
QualifiedNameReference ref =
newQualifiedNameReference(
tokens,
positions,
(int) (this.identifierPositionStack[this.identifierPtr + 1] >> 32),
// sourceStart
(int) this.identifierPositionStack[this.identifierPtr + length]); // sourceEnd
ref.bits &= ~ASTNode.RestrictiveFlagMASK;
ref.bits |= Binding.LOCAL | Binding.FIELD;
if (this.reportReferenceInfo) {
addUnknownRef(ref);
}
return ref;
}
protected void processAnnotations() {
int newUnitSize = 0;
int newClassFilesSize = 0;
int bottom = this.annotationProcessorStartIndex;
int top = this.totalUnits;
ReferenceBinding[] binaryTypeBindingsTemp = this.referenceBindings;
if (top == 0 && binaryTypeBindingsTemp == null) return;
this.referenceBindings = null;
do {
// extract units to process
int length = top - bottom;
CompilationUnitDeclaration[] currentUnits = new CompilationUnitDeclaration[length];
int index = 0;
for (int i = bottom; i < top; i++) {
CompilationUnitDeclaration currentUnit = this.unitsToProcess[i];
if ((currentUnit.bits & ASTNode.IsImplicitUnit) == 0) {
currentUnits[index++] = currentUnit;
}
}
if (index != length) {
System.arraycopy(
currentUnits, 0, (currentUnits = new CompilationUnitDeclaration[index]), 0, index);
}
this.annotationProcessorManager.processAnnotations(
currentUnits, binaryTypeBindingsTemp, false);
ICompilationUnit[] newUnits = this.annotationProcessorManager.getNewUnits();
newUnitSize = newUnits.length;
ReferenceBinding[] newClassFiles = this.annotationProcessorManager.getNewClassFiles();
binaryTypeBindingsTemp = newClassFiles;
newClassFilesSize = newClassFiles.length;
if (newUnitSize != 0) {
ICompilationUnit[] newProcessedUnits =
(ICompilationUnit[])
newUnits.clone(); // remember new units in case a source type collision occurs
try {
this.lookupEnvironment.isProcessingAnnotations = true;
internalBeginToCompile(newUnits, newUnitSize);
} catch (SourceTypeCollisionException e) {
e.newAnnotationProcessorUnits = newProcessedUnits;
throw e;
} finally {
this.lookupEnvironment.isProcessingAnnotations = false;
this.annotationProcessorManager.reset();
}
bottom = top;
top = this.totalUnits; // last unit added
} else {
bottom = top;
this.annotationProcessorManager.reset();
}
} while (newUnitSize != 0 || newClassFilesSize != 0);
// one more loop to create possible resources
// this loop cannot create any java source files
this.annotationProcessorManager.processAnnotations(null, null, true);
// TODO we might want to check if this loop created new units
}
/** Process a compilation unit already parsed and build. */
public void process(CompilationUnitDeclaration unit, int i) {
this.lookupEnvironment.unitBeingCompleted = unit;
long parseStart = System.currentTimeMillis();
this.parser.getMethodBodies(unit);
long resolveStart = System.currentTimeMillis();
this.stats.parseTime += resolveStart - parseStart;
// fault in fields & methods
if (unit.scope != null) unit.scope.faultInTypes();
// verify inherited methods
if (unit.scope != null) unit.scope.verifyMethods(this.lookupEnvironment.methodVerifier());
// type checking
unit.resolve();
long analyzeStart = System.currentTimeMillis();
this.stats.resolveTime += analyzeStart - resolveStart;
// No need of analysis or generation of code if statements are not required
if (!this.options.ignoreMethodBodies) unit.analyseCode(); // flow analysis
long generateStart = System.currentTimeMillis();
this.stats.analyzeTime += generateStart - analyzeStart;
if (!this.options.ignoreMethodBodies) unit.generateCode(); // code generation
// reference info
if (this.options.produceReferenceInfo && unit.scope != null) unit.scope.storeDependencyInfo();
// finalize problems (suppressWarnings)
unit.finalizeProblems();
this.stats.generateTime += System.currentTimeMillis() - generateStart;
// refresh the total number of units known at this stage
unit.compilationResult.totalUnitsKnown = this.totalUnits;
this.lookupEnvironment.unitBeingCompleted = null;
}
protected synchronized void addCompilationUnit(
ICompilationUnit sourceUnit, CompilationUnitDeclaration parsedUnit) {
// append the unit to the list of ones to process later on
int size = this.unitsToProcess.length;
if (this.totalUnits == size)
// when growing reposition units starting at position 0
System.arraycopy(
this.unitsToProcess,
0,
(this.unitsToProcess = new CompilationUnitDeclaration[size * 2]),
0,
this.totalUnits);
this.unitsToProcess[this.totalUnits++] = parsedUnit;
}
/**
* General API -> compile each of supplied files -> recompile any required types for which we have
* an incomplete principle structure
*/
public void compile(ICompilationUnit[] sourceUnits) {
this.stats.startTime = System.currentTimeMillis();
// GROOVY start
// sort the sourceUnits - java first! might be temporary, hmmm
if (this.options.buildGroovyFiles == 2) {
int groovyFileIndex = -1;
// System.out.println("before");
// for (int u=0,max=sourceUnits.length;u<max;u++) {
// System.out.println(sourceUnits[u].getFileName());
// }
for (int u = 0, max = sourceUnits.length; u < max; u++) {
char[] fn = sourceUnits[u].getFileName();
boolean isDotJava = fn[fn.length - 1] == 'a'; // a means .java
if (isDotJava) {
if (groovyFileIndex != -1) {
// swap them!
ICompilationUnit swap = sourceUnits[groovyFileIndex];
sourceUnits[groovyFileIndex] = sourceUnits[u];
sourceUnits[u] = swap;
// find the next .groovy file after the groovyFileIndex (worst case it will be 'u')
int newGroovyFileIndex = -1;
for (int g = groovyFileIndex; g <= u; g++) {
char[] fn2 = sourceUnits[g].getFileName();
boolean isDotGroovy = fn2[fn2.length - 1] == 'm'; // ZALUUM
if (isDotGroovy) {
newGroovyFileIndex = g;
break;
}
}
groovyFileIndex = newGroovyFileIndex;
}
} else {
if (groovyFileIndex == -1) {
groovyFileIndex = u;
}
}
}
// System.out.println("after");
// for (int u=0,max=sourceUnits.length;u<max;u++) {
// System.out.println(sourceUnits[u].getFileName());
// }
}
// GROOVY end
CompilationUnitDeclaration unit = null;
ProcessTaskManager processingTask = null;
try {
// build and record parsed units
reportProgress(Messages.compilation_beginningToCompile);
if (this.annotationProcessorManager == null) {
beginToCompile(sourceUnits);
} else {
ICompilationUnit[] originalUnits =
(ICompilationUnit[])
sourceUnits.clone(); // remember source units in case a source type collision occurs
try {
beginToCompile(sourceUnits);
processAnnotations();
if (!this.options.generateClassFiles) {
// -proc:only was set on the command line
return;
}
} catch (SourceTypeCollisionException e) {
reset();
// a generated type was referenced before it was created
// the compiler either created a MissingType or found a BinaryType for it
// so add the processor's generated files & start over,
// but remember to only pass the generated files to the annotation processor
int originalLength = originalUnits.length;
int newProcessedLength = e.newAnnotationProcessorUnits.length;
ICompilationUnit[] combinedUnits =
new ICompilationUnit[originalLength + newProcessedLength];
System.arraycopy(originalUnits, 0, combinedUnits, 0, originalLength);
System.arraycopy(
e.newAnnotationProcessorUnits, 0, combinedUnits, originalLength, newProcessedLength);
this.annotationProcessorStartIndex = originalLength;
compile(combinedUnits);
return;
}
}
if (this.useSingleThread) {
// process all units (some more could be injected in the loop by the lookup environment)
for (int i = 0; i < this.totalUnits; i++) {
unit = this.unitsToProcess[i];
reportProgress(
Messages.bind(Messages.compilation_processing, new String(unit.getFileName())));
try {
if (this.options.verbose)
this.out.println(
Messages.bind(
Messages.compilation_process,
new String[] {
String.valueOf(i + 1),
String.valueOf(this.totalUnits),
new String(this.unitsToProcess[i].getFileName())
}));
process(unit, i);
} finally {
// cleanup compilation unit result
unit.cleanUp();
}
this.unitsToProcess[i] = null; // release reference to processed unit declaration
reportWorked(1, i);
this.stats.lineCount += unit.compilationResult.lineSeparatorPositions.length;
long acceptStart = System.currentTimeMillis();
this.requestor.acceptResult(unit.compilationResult.tagAsAccepted());
this.stats.generateTime +=
System.currentTimeMillis() - acceptStart; // record accept time as part of generation
if (this.options.verbose)
this.out.println(
Messages.bind(
Messages.compilation_done,
new String[] {
String.valueOf(i + 1),
String.valueOf(this.totalUnits),
new String(unit.getFileName())
}));
}
} else {
processingTask = new ProcessTaskManager(this);
int acceptedCount = 0;
// process all units (some more could be injected in the loop by the lookup environment)
// the processTask can continue to process units until its fixed sized cache is full then it
// must wait
// for this this thread to accept the units as they appear (it only waits if no units are
// available)
while (true) {
try {
unit = processingTask.removeNextUnit(); // waits if no units are in the processed queue
} catch (Error e) {
unit = processingTask.unitToProcess;
throw e;
} catch (RuntimeException e) {
unit = processingTask.unitToProcess;
throw e;
}
if (unit == null) break;
reportWorked(1, acceptedCount++);
this.stats.lineCount += unit.compilationResult.lineSeparatorPositions.length;
this.requestor.acceptResult(unit.compilationResult.tagAsAccepted());
if (this.options.verbose)
this.out.println(
Messages.bind(
Messages.compilation_done,
new String[] {
String.valueOf(acceptedCount),
String.valueOf(this.totalUnits),
new String(unit.getFileName())
}));
}
}
} catch (AbortCompilation e) {
this.handleInternalException(e, unit);
} catch (Error e) {
this.handleInternalException(e, unit, null);
throw e; // rethrow
} catch (RuntimeException e) {
this.handleInternalException(e, unit, null);
throw e; // rethrow
} finally {
if (processingTask != null) {
processingTask.shutdown();
processingTask = null;
}
reset();
this.annotationProcessorStartIndex = 0;
this.stats.endTime = System.currentTimeMillis();
}
if (this.options.verbose) {
if (this.totalUnits > 1) {
this.out.println(
Messages.bind(Messages.compilation_units, String.valueOf(this.totalUnits)));
} else {
this.out.println(Messages.bind(Messages.compilation_unit, String.valueOf(this.totalUnits)));
}
}
}
public 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
*/
Annotation[][] annotationsOnDimensions = null;
TypeReference ref;
int length = this.identifierLengthStack[this.identifierLengthPtr--];
if (length < 0) { // flag for precompiled type reference on base types
annotationsOnDimensions = getAnnotationsOnDimensions(dim);
ref = TypeReference.baseTypeReference(-length, dim, annotationsOnDimensions);
ref.sourceStart = this.intStack[this.intPtr--];
if (dim == 0) {
ref.sourceEnd = this.intStack[this.intPtr--];
} else {
this.intPtr--; // no need to use this position as it is an array
ref.sourceEnd = this.rBracketPosition;
}
if (this.reportReferenceInfo) {
this.requestor.acceptTypeReference(
ref.getParameterizedTypeName(), ref.sourceStart, ref.sourceEnd);
}
} else {
int numberOfIdentifiers =
this.genericsIdentifiersLengthStack[this.genericsIdentifiersLengthPtr--];
if (length != numberOfIdentifiers || this.genericsLengthStack[this.genericsLengthPtr] != 0) {
// generic type
ref = getTypeReferenceForGenericType(dim, length, numberOfIdentifiers);
if (this.reportReferenceInfo) {
if (length == 1 && numberOfIdentifiers == 1) {
ParameterizedSingleTypeReference parameterizedSingleTypeReference =
(ParameterizedSingleTypeReference) ref;
this.requestor.acceptTypeReference(
parameterizedSingleTypeReference.token,
parameterizedSingleTypeReference.sourceStart);
} else {
ParameterizedQualifiedTypeReference parameterizedQualifiedTypeReference =
(ParameterizedQualifiedTypeReference) ref;
this.requestor.acceptTypeReference(
parameterizedQualifiedTypeReference.tokens,
parameterizedQualifiedTypeReference.sourceStart,
parameterizedQualifiedTypeReference.sourceEnd);
}
}
} else if (length == 1) {
// single type reference
this.genericsLengthPtr--; // pop the 0
if (dim == 0) {
ref =
new SingleTypeReference(
this.identifierStack[this.identifierPtr],
this.identifierPositionStack[this.identifierPtr--]);
if (this.reportReferenceInfo) {
this.requestor.acceptTypeReference(((SingleTypeReference) ref).token, ref.sourceStart);
}
} else {
annotationsOnDimensions = getAnnotationsOnDimensions(dim);
ref =
new ArrayTypeReference(
this.identifierStack[this.identifierPtr],
dim,
annotationsOnDimensions,
this.identifierPositionStack[this.identifierPtr--]);
ref.sourceEnd = this.endPosition;
if (annotationsOnDimensions != null) {
ref.bits |= ASTNode.HasTypeAnnotations;
}
if (this.reportReferenceInfo) {
this.requestor.acceptTypeReference(((ArrayTypeReference) ref).token, ref.sourceStart);
}
}
} else { // Qualified type reference
this.genericsLengthPtr--;
char[][] tokens = new char[length][];
this.identifierPtr -= length;
long[] positions = new long[length];
System.arraycopy(this.identifierStack, this.identifierPtr + 1, tokens, 0, length);
System.arraycopy(
this.identifierPositionStack, this.identifierPtr + 1, positions, 0, length);
if (dim == 0) {
ref = new QualifiedTypeReference(tokens, positions);
if (this.reportReferenceInfo) {
this.requestor.acceptTypeReference(
((QualifiedTypeReference) ref).tokens, ref.sourceStart, ref.sourceEnd);
}
} else {
annotationsOnDimensions = getAnnotationsOnDimensions(dim);
ref = new ArrayQualifiedTypeReference(tokens, dim, annotationsOnDimensions, positions);
ref.sourceEnd = this.endPosition;
if (annotationsOnDimensions != null) {
ref.bits |= ASTNode.HasTypeAnnotations;
}
if (this.reportReferenceInfo) {
this.requestor.acceptTypeReference(
((ArrayQualifiedTypeReference) ref).tokens, ref.sourceStart, ref.sourceEnd);
}
}
}
}
int levels = ref.getAnnotatableLevels();
for (int i = levels - 1; i >= 0; i--) {
if ((length = this.typeAnnotationLengthStack[this.typeAnnotationLengthPtr--]) != 0) {
if (ref.annotations == null) ref.annotations = new Annotation[levels][];
System.arraycopy(
this.typeAnnotationStack,
(this.typeAnnotationPtr -= length) + 1,
ref.annotations[i] = new Annotation[length],
0,
length);
if (i == 0) {
ref.sourceStart = ref.annotations[0][0].sourceStart;
}
ref.bits |= ASTNode.HasTypeAnnotations;
}
}
return ref;
}
public 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 = this.identifierLengthStack[this.identifierLengthPtr--];
if (length < 0) { // flag for precompiled type reference on base types
TypeReference ref = TypeReference.baseTypeReference(-length, dim);
ref.sourceStart = this.intStack[this.intPtr--];
if (dim == 0) {
ref.sourceEnd = this.intStack[this.intPtr--];
} else {
this.intPtr--; // no need to use this position as it is an array
ref.sourceEnd = this.endPosition;
}
if (this.reportReferenceInfo) {
this.requestor.acceptTypeReference(
ref.getParameterizedTypeName(), ref.sourceStart, ref.sourceEnd);
}
return ref;
} else {
int numberOfIdentifiers =
this.genericsIdentifiersLengthStack[this.genericsIdentifiersLengthPtr--];
if (length != numberOfIdentifiers || this.genericsLengthStack[this.genericsLengthPtr] != 0) {
// generic type
TypeReference ref = getTypeReferenceForGenericType(dim, length, numberOfIdentifiers);
if (this.reportReferenceInfo) {
if (length == 1 && numberOfIdentifiers == 1) {
ParameterizedSingleTypeReference parameterizedSingleTypeReference =
(ParameterizedSingleTypeReference) ref;
this.requestor.acceptTypeReference(
parameterizedSingleTypeReference.token,
parameterizedSingleTypeReference.sourceStart);
} else {
ParameterizedQualifiedTypeReference parameterizedQualifiedTypeReference =
(ParameterizedQualifiedTypeReference) ref;
this.requestor.acceptTypeReference(
parameterizedQualifiedTypeReference.tokens,
parameterizedQualifiedTypeReference.sourceStart,
parameterizedQualifiedTypeReference.sourceEnd);
}
}
return ref;
} else if (length == 1) {
// single variable reference
this.genericsLengthPtr--; // pop the 0
if (dim == 0) {
SingleTypeReference ref =
new SingleTypeReference(
this.identifierStack[this.identifierPtr],
this.identifierPositionStack[this.identifierPtr--]);
if (this.reportReferenceInfo) {
this.requestor.acceptTypeReference(ref.token, ref.sourceStart);
}
return ref;
} else {
ArrayTypeReference ref =
new ArrayTypeReference(
this.identifierStack[this.identifierPtr],
dim,
this.identifierPositionStack[this.identifierPtr--]);
ref.sourceEnd = this.endPosition;
if (this.reportReferenceInfo) {
this.requestor.acceptTypeReference(ref.token, ref.sourceStart);
}
return ref;
}
} else { // Qualified variable reference
this.genericsLengthPtr--;
char[][] tokens = new char[length][];
this.identifierPtr -= length;
long[] positions = new long[length];
System.arraycopy(this.identifierStack, this.identifierPtr + 1, tokens, 0, length);
System.arraycopy(
this.identifierPositionStack, this.identifierPtr + 1, positions, 0, length);
if (dim == 0) {
QualifiedTypeReference ref = new QualifiedTypeReference(tokens, positions);
if (this.reportReferenceInfo) {
this.requestor.acceptTypeReference(ref.tokens, ref.sourceStart, ref.sourceEnd);
}
return ref;
} else {
ArrayQualifiedTypeReference ref = new ArrayQualifiedTypeReference(tokens, dim, positions);
ref.sourceEnd = this.endPosition;
if (this.reportReferenceInfo) {
this.requestor.acceptTypeReference(ref.tokens, ref.sourceStart, ref.sourceEnd);
}
return ref;
}
}
}
}