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/*******************************************************************************
* Copyright (c) 2000, 2013 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
* Stephan Herrmann - Contributions for
* bug 343713 - [compiler] bogus line number in constructor of inner class in 1.5 compliance
* bug 349326 - [1.7] new warning for missing try-with-resources
* bug 186342 - [compiler][null] Using annotations for null checking
* bug 361407 - Resource leak warning when resource is assigned to a field outside of constructor
* bug 368546 - [compiler][resource] Avoid remaining false positives found when compiling the Eclipse SDK
* bug 383690 - [compiler] location of error re uninitialized final field should be aligned
* bug 331649 - [compiler][null] consider null annotations for fields
* bug 383368 - [compiler][null] syntactic null analysis for field references
* bug 400421 - [compiler] Null analysis for fields does not take @com.google.inject.Inject into account
* Bug 392099 - [1.8][compiler][null] Apply null annotation on types for null analysis
* Bug 416176 - [1.8][compiler][null] null type annotations cause grief on type variables
* Andy Clement (GoPivotal, Inc) [email protected] - Contributions for
* Bug 415399 - [1.8][compiler] Type annotations on constructor results dropped by the code generator
*******************************************************************************/
package org.eclipse.jdt.internal.compiler.ast;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.jdt.core.compiler.*;
import org.eclipse.jdt.internal.compiler.*;
import org.eclipse.jdt.internal.compiler.ast.TypeReference.AnnotationCollector;
import org.eclipse.jdt.internal.compiler.classfmt.ClassFileConstants;
import org.eclipse.jdt.internal.compiler.codegen.*;
import org.eclipse.jdt.internal.compiler.flow.*;
import org.eclipse.jdt.internal.compiler.lookup.*;
import org.eclipse.jdt.internal.compiler.parser.*;
import org.eclipse.jdt.internal.compiler.problem.*;
import org.eclipse.jdt.internal.compiler.util.Util;
@SuppressWarnings({"rawtypes", "unchecked"})
public class ConstructorDeclaration extends AbstractMethodDeclaration {
public ExplicitConstructorCall constructorCall;
public TypeParameter[] typeParameters;
public ConstructorDeclaration(CompilationResult compilationResult){
super(compilationResult);
}
/**
* The flowInfo corresponds to non-static field initialization infos. It may be unreachable (155423), but still the explicit constructor call must be
* analyzed as reachable, since it will be generated in the end.
*/
public void analyseCode(ClassScope classScope, InitializationFlowContext initializerFlowContext, FlowInfo flowInfo, int initialReachMode) {
if (this.ignoreFurtherInvestigation)
return;
int nonStaticFieldInfoReachMode = flowInfo.reachMode();
flowInfo.setReachMode(initialReachMode);
checkUnused: {
MethodBinding constructorBinding;
if ((constructorBinding = this.binding) == null) break checkUnused;
if ((this.bits & ASTNode.IsDefaultConstructor) != 0) break checkUnused;
if (constructorBinding.isUsed()) break checkUnused;
if (constructorBinding.isPrivate()) {
if ((this.binding.declaringClass.tagBits & TagBits.HasNonPrivateConstructor) == 0)
break checkUnused; // tolerate as known pattern to block instantiation
} else if (!constructorBinding.isOrEnclosedByPrivateType()) {
break checkUnused;
}
// https://bugs.eclipse.org/bugs/show_bug.cgi?id=270446, When the AST built is an abridged version
// we don't have all tree nodes we would otherwise expect. (see ASTParser.setFocalPosition)
if (this.constructorCall == null)
break checkUnused;
// https://bugs.eclipse.org/bugs/show_bug.cgi?id=264991, Don't complain about this
// constructor being unused if the base class doesn't have a no-arg constructor.
// See that a seemingly unused constructor that chains to another constructor with a
// this(...) can be flagged as being unused without hesitation.
// https://bugs.eclipse.org/bugs/show_bug.cgi?id=265142
if (this.constructorCall.accessMode != ExplicitConstructorCall.This) {
ReferenceBinding superClass = constructorBinding.declaringClass.superclass();
if (superClass == null)
break checkUnused;
// see if there is a no-arg super constructor
MethodBinding methodBinding = superClass.getExactConstructor(Binding.NO_PARAMETERS);
if (methodBinding == null)
break checkUnused;
if (!methodBinding.canBeSeenBy(SuperReference.implicitSuperConstructorCall(), this.scope))
break checkUnused;
ReferenceBinding declaringClass = constructorBinding.declaringClass;
if (constructorBinding.isPublic() && constructorBinding.parameters.length == 0 &&
declaringClass.isStatic() &&
declaringClass.findSuperTypeOriginatingFrom(TypeIds.T_JavaIoExternalizable, false) != null)
break checkUnused;
// otherwise default super constructor exists, so go ahead and complain unused.
}
// complain unused
this.scope.problemReporter().unusedPrivateConstructor(this);
}
// check constructor recursion, once all constructor got resolved
if (isRecursive(null /*lazy initialized visited list*/)) {
this.scope.problemReporter().recursiveConstructorInvocation(this.constructorCall);
}
// https://bugs.eclipse.org/bugs/show_bug.cgi?id=385780
if (this.typeParameters != null &&
!this.scope.referenceCompilationUnit().compilationResult.hasSyntaxError) {
for (int i = 0, length = this.typeParameters.length; i < length; ++i) {
TypeParameter typeParameter = this.typeParameters[i];
if ((typeParameter.binding.modifiers & ExtraCompilerModifiers.AccLocallyUsed) == 0) {
this.scope.problemReporter().unusedTypeParameter(typeParameter);
}
}
}
try {
ExceptionHandlingFlowContext constructorContext =
new ExceptionHandlingFlowContext(
initializerFlowContext.parent,
this,
this.binding.thrownExceptions,
initializerFlowContext,
this.scope,
FlowInfo.DEAD_END);
initializerFlowContext.checkInitializerExceptions(
this.scope,
constructorContext,
flowInfo);
// anonymous constructor can gain extra thrown exceptions from unhandled ones
if (this.binding.declaringClass.isAnonymousType()) {
ArrayList computedExceptions = constructorContext.extendedExceptions;
if (computedExceptions != null){
int size;
if ((size = computedExceptions.size()) > 0){
ReferenceBinding[] actuallyThrownExceptions;
computedExceptions.toArray(actuallyThrownExceptions = new ReferenceBinding[size]);
this.binding.thrownExceptions = actuallyThrownExceptions;
}
}
}
// nullity and mark as assigned
if (classScope.compilerOptions().sourceLevel < ClassFileConstants.JDK1_8)
analyseArguments(flowInfo, this.arguments, this.binding);
else
analyseArguments18(flowInfo, this.arguments, this.binding);
// propagate to constructor call
if (this.constructorCall != null) {
// if calling 'this(...)', then flag all non-static fields as definitely
// set since they are supposed to be set inside other local constructor
if (this.constructorCall.accessMode == ExplicitConstructorCall.This) {
FieldBinding[] fields = this.binding.declaringClass.fields();
for (int i = 0, count = fields.length; i < count; i++) {
FieldBinding field;
if (!(field = fields[i]).isStatic()) {
flowInfo.markAsDefinitelyAssigned(field);
}
}
}
flowInfo = this.constructorCall.analyseCode(this.scope, constructorContext, flowInfo);
}
// reuse the reachMode from non static field info
flowInfo.setReachMode(nonStaticFieldInfoReachMode);
// propagate to statements
if (this.statements != null) {
boolean enableSyntacticNullAnalysisForFields = this.scope.compilerOptions().enableSyntacticNullAnalysisForFields;
int complaintLevel = (nonStaticFieldInfoReachMode & FlowInfo.UNREACHABLE) == 0 ? Statement.NOT_COMPLAINED : Statement.COMPLAINED_FAKE_REACHABLE;
for (int i = 0, count = this.statements.length; i < count; i++) {
Statement stat = this.statements[i];
if ((complaintLevel = stat.complainIfUnreachable(flowInfo, this.scope, complaintLevel, true)) < Statement.COMPLAINED_UNREACHABLE) {
flowInfo = stat.analyseCode(this.scope, constructorContext, flowInfo);
}
if (enableSyntacticNullAnalysisForFields) {
constructorContext.expireNullCheckedFieldInfo();
}
}
}
// check for missing returning path
if ((flowInfo.tagBits & FlowInfo.UNREACHABLE_OR_DEAD) == 0) {
this.bits |= ASTNode.NeedFreeReturn;
}
// reuse the initial reach mode for diagnosing missing blank finals
// no, we should use the updated reach mode for diagnosing uninitialized blank finals.
// see https://bugs.eclipse.org/bugs/show_bug.cgi?id=235781
// flowInfo.setReachMode(initialReachMode);
// check missing blank final field initializations (plus @NonNull)
if ((this.constructorCall != null)
&& (this.constructorCall.accessMode != ExplicitConstructorCall.This)) {
flowInfo = flowInfo.mergedWith(constructorContext.initsOnReturn);
FieldBinding[] fields = this.binding.declaringClass.fields();
for (int i = 0, count = fields.length; i < count; i++) {
FieldBinding field = fields[i];
if (!field.isStatic() && !flowInfo.isDefinitelyAssigned(field)) {
if (field.isFinal()) {
this.scope.problemReporter().uninitializedBlankFinalField(
field,
((this.bits & ASTNode.IsDefaultConstructor) != 0)
? (ASTNode) this.scope.referenceType().declarationOf(field.original())
: this);
} else if (field.isNonNull()) {
FieldDeclaration fieldDecl = this.scope.referenceType().declarationOf(field.original());
if (!isValueProvidedUsingAnnotation(fieldDecl))
this.scope.problemReporter().uninitializedNonNullField(
field,
((this.bits & ASTNode.IsDefaultConstructor) != 0)
? (ASTNode) fieldDecl
: this);
}
}
}
}
// check unreachable catch blocks
constructorContext.complainIfUnusedExceptionHandlers(this);
// check unused parameters
this.scope.checkUnusedParameters(this.binding);
this.scope.checkUnclosedCloseables(flowInfo, null, null/*don't report against a specific location*/, null);
} catch (AbortMethod e) {
this.ignoreFurtherInvestigation = true;
}
}
boolean isValueProvidedUsingAnnotation(FieldDeclaration fieldDecl) {
// a member field annotated with @Inject is considered to be initialized by the injector
if (fieldDecl.annotations != null) {
int length = fieldDecl.annotations.length;
for (int i = 0; i < length; i++) {
Annotation annotation = fieldDecl.annotations[i];
if (annotation.resolvedType.id == TypeIds.T_JavaxInjectInject) {
return true; // no concept of "optional"
} else if (annotation.resolvedType.id == TypeIds.T_ComGoogleInjectInject) {
MemberValuePair[] memberValuePairs = annotation.memberValuePairs();
if (memberValuePairs == Annotation.NoValuePairs)
return true;
for (int j = 0; j < memberValuePairs.length; j++) {
// if "optional=false" is specified, don't rely on initialization by the injector:
if (CharOperation.equals(memberValuePairs[j].name, TypeConstants.OPTIONAL))
return memberValuePairs[j].value instanceof FalseLiteral;
}
}
}
}
return false;
}
/**
* Bytecode generation for a constructor
*
* @param classScope org.eclipse.jdt.internal.compiler.lookup.ClassScope
* @param classFile org.eclipse.jdt.internal.compiler.codegen.ClassFile
*/
public void generateCode(ClassScope classScope, ClassFile classFile) {
int problemResetPC = 0;
if (this.ignoreFurtherInvestigation) {
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.addProblemConstructor(this, this.binding, problemsCopy);
return;
}
boolean restart = false;
boolean abort = false;
do {
try {
problemResetPC = classFile.contentsOffset;
internalGenerateCode(classScope, classFile);
restart = false;
} catch (AbortMethod e) {
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);
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.addProblemConstructor(this, this.binding, problemsCopy, problemResetPC);
}
}
public void generateSyntheticFieldInitializationsIfNecessary(MethodScope methodScope, CodeStream codeStream, ReferenceBinding declaringClass) {
if (!declaringClass.isNestedType()) return;
NestedTypeBinding nestedType = (NestedTypeBinding) declaringClass;
SyntheticArgumentBinding[] syntheticArgs = nestedType.syntheticEnclosingInstances();
if (syntheticArgs != null) {
for (int i = 0, max = syntheticArgs.length; i < max; i++) {
SyntheticArgumentBinding syntheticArg;
if ((syntheticArg = syntheticArgs[i]).matchingField != null) {
codeStream.aload_0();
codeStream.load(syntheticArg);
codeStream.fieldAccess(Opcodes.OPC_putfield, syntheticArg.matchingField, null /* default declaringClass */);
}
}
}
syntheticArgs = nestedType.syntheticOuterLocalVariables();
if (syntheticArgs != null) {
for (int i = 0, max = syntheticArgs.length; i < max; i++) {
SyntheticArgumentBinding syntheticArg;
if ((syntheticArg = syntheticArgs[i]).matchingField != null) {
codeStream.aload_0();
codeStream.load(syntheticArg);
codeStream.fieldAccess(Opcodes.OPC_putfield, syntheticArg.matchingField, null /* default declaringClass */);
}
}
}
}
private void internalGenerateCode(ClassScope classScope, ClassFile classFile) {
classFile.generateMethodInfoHeader(this.binding);
int methodAttributeOffset = classFile.contentsOffset;
int attributeNumber = classFile.generateMethodInfoAttributes(this.binding);
if ((!this.binding.isNative()) && (!this.binding.isAbstract())) {
TypeDeclaration declaringType = classScope.referenceContext;
int codeAttributeOffset = classFile.contentsOffset;
classFile.generateCodeAttributeHeader();
CodeStream codeStream = classFile.codeStream;
codeStream.reset(this, classFile);
// initialize local positions - including initializer scope.
ReferenceBinding declaringClass = this.binding.declaringClass;
int enumOffset = declaringClass.isEnum() ? 2 : 0; // String name, int ordinal
int argSlotSize = 1 + enumOffset; // this==aload0
if (declaringClass.isNestedType()){
this.scope.extraSyntheticArguments = declaringClass.syntheticOuterLocalVariables();
this.scope.computeLocalVariablePositions(// consider synthetic arguments if any
declaringClass.getEnclosingInstancesSlotSize() + 1 + enumOffset,
codeStream);
argSlotSize += declaringClass.getEnclosingInstancesSlotSize();
argSlotSize += declaringClass.getOuterLocalVariablesSlotSize();
} else {
this.scope.computeLocalVariablePositions(1 + enumOffset, codeStream);
}
if (this.arguments != null) {
for (int i = 0, max = this.arguments.length; i < max; i++) {
// arguments initialization for local variable debug attributes
LocalVariableBinding argBinding;
codeStream.addVisibleLocalVariable(argBinding = this.arguments[i].binding);
argBinding.recordInitializationStartPC(0);
switch(argBinding.type.id) {
case TypeIds.T_long :
case TypeIds.T_double :
argSlotSize += 2;
break;
default :
argSlotSize++;
break;
}
}
}
MethodScope initializerScope = declaringType.initializerScope;
initializerScope.computeLocalVariablePositions(argSlotSize, codeStream); // offset by the argument size (since not linked to method scope)
boolean needFieldInitializations = this.constructorCall == null || this.constructorCall.accessMode != ExplicitConstructorCall.This;
// post 1.4 target level, synthetic initializations occur prior to explicit constructor call
boolean preInitSyntheticFields = this.scope.compilerOptions().targetJDK >= ClassFileConstants.JDK1_4;
if (needFieldInitializations && preInitSyntheticFields){
generateSyntheticFieldInitializationsIfNecessary(this.scope, codeStream, declaringClass);
codeStream.recordPositionsFrom(0, this.bodyStart);
}
// generate constructor call
if (this.constructorCall != null) {
this.constructorCall.generateCode(this.scope, codeStream);
}
// generate field initialization - only if not invoking another constructor call of the same class
if (needFieldInitializations) {
if (!preInitSyntheticFields){
generateSyntheticFieldInitializationsIfNecessary(this.scope, codeStream, declaringClass);
}
// generate user field initialization
if (declaringType.fields != null) {
for (int i = 0, max = declaringType.fields.length; i < max; i++) {
FieldDeclaration fieldDecl;
if (!(fieldDecl = declaringType.fields[i]).isStatic()) {
fieldDecl.generateCode(initializerScope, codeStream);
}
}
}
}
// generate statements
if (this.statements != null) {
for (int i = 0, max = this.statements.length; i < max; i++) {
this.statements[i].generateCode(this.scope, codeStream);
}
}
// if a problem got reported during code gen, then trigger problem method creation
if (this.ignoreFurtherInvestigation) {
throw new AbortMethod(this.scope.referenceCompilationUnit().compilationResult, null);
}
if ((this.bits & ASTNode.NeedFreeReturn) != 0) {
codeStream.return_();
}
// local variable attributes
codeStream.exitUserScope(this.scope);
codeStream.recordPositionsFrom(0, this.bodyEnd);
try {
classFile.completeCodeAttribute(codeAttributeOffset);
} catch(NegativeArraySizeException e) {
throw new AbortMethod(this.scope.referenceCompilationUnit().compilationResult, null);
}
attributeNumber++;
if ((codeStream instanceof StackMapFrameCodeStream)
&& needFieldInitializations
&& declaringType.fields != null) {
((StackMapFrameCodeStream) codeStream).resetSecretLocals();
}
}
classFile.completeMethodInfo(this.binding, methodAttributeOffset, attributeNumber);
}
public void getAllAnnotationContexts(int targetType, List allAnnotationContexts) {
AnnotationCollector collector = new AnnotationCollector(null, targetType, allAnnotationContexts);
for (int i = 0, max = this.annotations.length; i < max; i++) {
Annotation annotation = this.annotations[i];
annotation.traverse(collector, (BlockScope) null);
}
}
public boolean isConstructor() {
return true;
}
public boolean isDefaultConstructor() {
return (this.bits & ASTNode.IsDefaultConstructor) != 0;
}
public boolean isInitializationMethod() {
return true;
}
/*
* Returns true if the constructor is directly involved in a cycle.
* Given most constructors aren't, we only allocate the visited list
* lazily.
*/
public boolean isRecursive(ArrayList visited) {
if (this.binding == null
|| this.constructorCall == null
|| this.constructorCall.binding == null
|| this.constructorCall.isSuperAccess()
|| !this.constructorCall.binding.isValidBinding()) {
return false;
}
ConstructorDeclaration targetConstructor =
((ConstructorDeclaration)this.scope.referenceType().declarationOf(this.constructorCall.binding.original()));
if (targetConstructor == null) return false; // https://bugs.eclipse.org/bugs/show_bug.cgi?id=358762
if (this == targetConstructor) return true; // direct case
if (visited == null) { // lazy allocation
visited = new ArrayList(1);
} else {
int index = visited.indexOf(this);
if (index >= 0) return index == 0; // only blame if directly part of the cycle
}
visited.add(this);
return targetConstructor.isRecursive(visited);
}
public void parseStatements(Parser parser, CompilationUnitDeclaration unit) {
//fill up the constructor body with its statements
if (((this.bits & ASTNode.IsDefaultConstructor) != 0) && this.constructorCall == null){
this.constructorCall = SuperReference.implicitSuperConstructorCall();
this.constructorCall.sourceStart = this.sourceStart;
this.constructorCall.sourceEnd = this.sourceEnd;
return;
}
parser.parse(this, unit, false);
}
public StringBuffer printBody(int indent, StringBuffer output) {
output.append(" {"); //$NON-NLS-1$
if (this.constructorCall != null) {
output.append('\n');
this.constructorCall.printStatement(indent, output);
}
if (this.statements != null) {
for (int i = 0; i < this.statements.length; i++) {
output.append('\n');
this.statements[i].printStatement(indent, output);
}
}
output.append('\n');
printIndent(indent == 0 ? 0 : indent - 1, output).append('}');
return output;
}
public void resolveJavadoc() {
if (this.binding == null || this.javadoc != null) {
super.resolveJavadoc();
} else if ((this.bits & ASTNode.IsDefaultConstructor) == 0) {
if (this.binding.declaringClass != null && !this.binding.declaringClass.isLocalType()) {
// Set javadoc visibility
int javadocVisibility = this.binding.modifiers & ExtraCompilerModifiers.AccVisibilityMASK;
ClassScope classScope = this.scope.classScope();
ProblemReporter reporter = this.scope.problemReporter();
int severity = reporter.computeSeverity(IProblem.JavadocMissing);
if (severity != ProblemSeverities.Ignore) {
if (classScope != null) {
javadocVisibility = Util.computeOuterMostVisibility(classScope.referenceType(), javadocVisibility);
}
int javadocModifiers = (this.binding.modifiers & ~ExtraCompilerModifiers.AccVisibilityMASK) | javadocVisibility;
reporter.javadocMissing(this.sourceStart, this.sourceEnd, severity, javadocModifiers);
}
}
}
}
/*
* Type checking for constructor, just another method, except for special check
* for recursive constructor invocations.
*/
public void resolveStatements() {
SourceTypeBinding sourceType = this.scope.enclosingSourceType();
if (!CharOperation.equals(sourceType.sourceName, this.selector)){
this.scope.problemReporter().missingReturnType(this);
}
// typeParameters are already resolved from Scope#connectTypeVariables()
if (this.binding != null && !this.binding.isPrivate()) {
sourceType.tagBits |= TagBits.HasNonPrivateConstructor;
}
// if null ==> an error has occurs at parsing time ....
if (this.constructorCall != null) {
if (sourceType.id == TypeIds.T_JavaLangObject
&& this.constructorCall.accessMode != ExplicitConstructorCall.This) {
// cannot use super() in java.lang.Object
if (this.constructorCall.accessMode == ExplicitConstructorCall.Super) {
this.scope.problemReporter().cannotUseSuperInJavaLangObject(this.constructorCall);
}
this.constructorCall = null;
} else {
this.constructorCall.resolve(this.scope);
}
}
if ((this.modifiers & ExtraCompilerModifiers.AccSemicolonBody) != 0) {
this.scope.problemReporter().methodNeedBody(this);
}
super.resolveStatements();
}
public void traverse(ASTVisitor visitor, ClassScope classScope) {
if (visitor.visit(this, classScope)) {
if (this.javadoc != null) {
this.javadoc.traverse(visitor, this.scope);
}
if (this.annotations != null) {
int annotationsLength = this.annotations.length;
for (int i = 0; i < annotationsLength; i++)
this.annotations[i].traverse(visitor, this.scope);
}
if (this.typeParameters != null) {
int typeParametersLength = this.typeParameters.length;
for (int i = 0; i < typeParametersLength; i++) {
this.typeParameters[i].traverse(visitor, this.scope);
}
}
if (this.arguments != null) {
int argumentLength = this.arguments.length;
for (int i = 0; i < argumentLength; i++)
this.arguments[i].traverse(visitor, this.scope);
}
if (this.thrownExceptions != null) {
int thrownExceptionsLength = this.thrownExceptions.length;
for (int i = 0; i < thrownExceptionsLength; i++)
this.thrownExceptions[i].traverse(visitor, this.scope);
}
if (this.constructorCall != null)
this.constructorCall.traverse(visitor, this.scope);
if (this.statements != null) {
int statementsLength = this.statements.length;
for (int i = 0; i < statementsLength; i++)
this.statements[i].traverse(visitor, this.scope);
}
}
visitor.endVisit(this, classScope);
}
public TypeParameter[] typeParameters() {
return this.typeParameters;
}
}
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