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/* *******************************************************************
* Copyright (c) 2002 Palo Alto Research Center, Incorporated (PARC).
* 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:
* PARC initial implementation
* ******************************************************************/
package org.aspectj.ajdt.internal.compiler.problem;
import java.io.PrintWriter;
import java.io.StringWriter;
import java.lang.reflect.Modifier;
import java.util.Collection;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Set;
import org.aspectj.ajdt.internal.compiler.ast.AdviceDeclaration;
import org.aspectj.ajdt.internal.compiler.ast.AspectDeclaration;
import org.aspectj.ajdt.internal.compiler.ast.DeclareAnnotationDeclaration;
import org.aspectj.ajdt.internal.compiler.ast.IfMethodDeclaration;
import org.aspectj.ajdt.internal.compiler.ast.PointcutDeclaration;
import org.aspectj.ajdt.internal.compiler.ast.Proceed;
import org.aspectj.ajdt.internal.compiler.lookup.EclipseFactory;
import org.aspectj.ajdt.internal.compiler.lookup.InterTypeMethodBinding;
import org.aspectj.ajdt.internal.compiler.lookup.PrivilegedFieldBinding;
import org.aspectj.bridge.context.CompilationAndWeavingContext;
import org.aspectj.org.eclipse.jdt.core.compiler.CharOperation;
import org.aspectj.org.eclipse.jdt.core.compiler.IProblem;
import org.aspectj.org.eclipse.jdt.internal.compiler.CompilationResult;
import org.aspectj.org.eclipse.jdt.internal.compiler.IErrorHandlingPolicy;
import org.aspectj.org.eclipse.jdt.internal.compiler.IProblemFactory;
import org.aspectj.org.eclipse.jdt.internal.compiler.ast.ASTNode;
import org.aspectj.org.eclipse.jdt.internal.compiler.ast.AbstractMethodDeclaration;
import org.aspectj.org.eclipse.jdt.internal.compiler.ast.Annotation;
import org.aspectj.org.eclipse.jdt.internal.compiler.ast.Argument;
import org.aspectj.org.eclipse.jdt.internal.compiler.ast.ExplicitConstructorCall;
import org.aspectj.org.eclipse.jdt.internal.compiler.ast.Expression;
import org.aspectj.org.eclipse.jdt.internal.compiler.ast.FieldDeclaration;
import org.aspectj.org.eclipse.jdt.internal.compiler.ast.LocalDeclaration;
import org.aspectj.org.eclipse.jdt.internal.compiler.ast.QualifiedNameReference;
import org.aspectj.org.eclipse.jdt.internal.compiler.ast.TypeDeclaration;
import org.aspectj.org.eclipse.jdt.internal.compiler.impl.CompilerOptions;
import org.aspectj.org.eclipse.jdt.internal.compiler.impl.ReferenceContext;
import org.aspectj.org.eclipse.jdt.internal.compiler.lookup.ArrayBinding;
import org.aspectj.org.eclipse.jdt.internal.compiler.lookup.IPrivilegedHandler;
import org.aspectj.org.eclipse.jdt.internal.compiler.lookup.LocalVariableBinding;
import org.aspectj.org.eclipse.jdt.internal.compiler.lookup.MethodBinding;
import org.aspectj.org.eclipse.jdt.internal.compiler.lookup.ParameterizedMethodBinding;
import org.aspectj.org.eclipse.jdt.internal.compiler.lookup.ReferenceBinding;
import org.aspectj.org.eclipse.jdt.internal.compiler.lookup.Scope;
import org.aspectj.org.eclipse.jdt.internal.compiler.lookup.SourceTypeBinding;
import org.aspectj.org.eclipse.jdt.internal.compiler.lookup.TagBits;
import org.aspectj.org.eclipse.jdt.internal.compiler.lookup.TypeBinding;
import org.aspectj.org.eclipse.jdt.internal.compiler.problem.ProblemReporter;
import org.aspectj.org.eclipse.jdt.internal.compiler.problem.ProblemSeverities;
import org.aspectj.util.FuzzyBoolean;
import org.aspectj.weaver.AjcMemberMaker;
import org.aspectj.weaver.ConcreteTypeMunger;
import org.aspectj.weaver.ReferenceType;
import org.aspectj.weaver.ResolvedMember;
import org.aspectj.weaver.ResolvedType;
import org.aspectj.weaver.ResolvedTypeMunger;
import org.aspectj.weaver.Shadow;
import org.aspectj.weaver.UnresolvedType;
import org.aspectj.weaver.patterns.Declare;
import org.aspectj.weaver.patterns.DeclareAnnotation;
import org.aspectj.weaver.patterns.DeclareParents;
import org.aspectj.weaver.patterns.DeclareSoft;
import org.aspectj.weaver.patterns.TypePattern;
/**
* Extends problem reporter to support compiler-side implementation of declare soft. Also overrides error reporting for the need to
* implement abstract methods to account for inter-type declarations and pointcut declarations. This second job might be better done
* directly in the SourceTypeBinding/ClassScope classes.
*
* @author Jim Hugunin
*/
public class AjProblemReporter extends ProblemReporter {
private static final boolean DUMP_STACK = false;
public EclipseFactory factory;
public AjProblemReporter(IErrorHandlingPolicy policy, CompilerOptions options, IProblemFactory problemFactory) {
super(policy, options, problemFactory);
}
public void unhandledException(TypeBinding exceptionType, ASTNode location) {
if (!factory.getWorld().getDeclareSoft().isEmpty()) {
Shadow callSite = factory.makeShadow(location, referenceContext);
Shadow enclosingExec = factory.makeShadow(referenceContext);
// PR 72157 - calls to super / this within a constructor are not part of the cons join point.
if ((callSite == null) && (enclosingExec.getKind() == Shadow.ConstructorExecution)
&& (location instanceof ExplicitConstructorCall)) {
super.unhandledException(exceptionType, location);
return;
}
// System.err.println("about to show error for unhandled exception: " + new String(exceptionType.sourceName()) +
// " at " + location + " in " + referenceContext);
for (DeclareSoft d: factory.getWorld().getDeclareSoft()) {
// for (Iterator i = factory.getWorld().getDeclareSoft().iterator(); i.hasNext();) {
// DeclareSoft d = (DeclareSoft) i.next();
// We need the exceptionType to match the type in the declare soft statement
// This means it must either be the same type or a subtype
ResolvedType throwException = factory.fromEclipse((ReferenceBinding) exceptionType);
FuzzyBoolean isExceptionTypeOrSubtype = d.getException().matchesInstanceof(throwException);
if (!isExceptionTypeOrSubtype.alwaysTrue())
continue;
if (callSite != null) {
FuzzyBoolean match = d.getPointcut().match(callSite);
if (match.alwaysTrue()) {
// System.err.println("matched callSite: " + callSite + " with " + d);
return;
} else if (!match.alwaysFalse()) {
// !!! need this check to happen much sooner
// throw new RuntimeException("unimplemented, shouldn't have fuzzy match here");
}
}
if (enclosingExec != null) {
FuzzyBoolean match = d.getPointcut().match(enclosingExec);
if (match.alwaysTrue()) {
// System.err.println("matched enclosingExec: " + enclosingExec + " with " + d);
return;
} else if (!match.alwaysFalse()) {
// !!! need this check to happen much sooner
// throw new RuntimeException("unimplemented, shouldn't have fuzzy match here");
}
}
}
}
// ??? is this always correct
if (location instanceof Proceed) {
return;
}
super.unhandledException(exceptionType, location);
}
public void unhandledExceptionFromAutoClose(TypeBinding exceptionType, ASTNode location) {
if (!factory.getWorld().getDeclareSoft().isEmpty()) {
Shadow callSite = factory.makeShadow(location, referenceContext);
Shadow enclosingExec = factory.makeShadow(referenceContext);
// PR 72157 - calls to super / this within a constructor are not part of the cons join point.
if ((callSite == null) && (enclosingExec.getKind() == Shadow.ConstructorExecution)
&& (location instanceof ExplicitConstructorCall)) {
super.unhandledException(exceptionType, location);
return;
}
// System.err.println("about to show error for unhandled exception: " + new String(exceptionType.sourceName()) +
// " at " + location + " in " + referenceContext);
for (DeclareSoft d: factory.getWorld().getDeclareSoft()) {
// for (Iterator i = factory.getWorld().getDeclareSoft().iterator(); i.hasNext();) {
// DeclareSoft d = (DeclareSoft) i.next();
// We need the exceptionType to match the type in the declare soft statement
// This means it must either be the same type or a subtype
ResolvedType throwException = factory.fromEclipse((ReferenceBinding) exceptionType);
FuzzyBoolean isExceptionTypeOrSubtype = d.getException().matchesInstanceof(throwException);
if (!isExceptionTypeOrSubtype.alwaysTrue())
continue;
if (callSite != null) {
FuzzyBoolean match = d.getPointcut().match(callSite);
if (match.alwaysTrue()) {
// System.err.println("matched callSite: " + callSite + " with " + d);
return;
} else if (!match.alwaysFalse()) {
// !!! need this check to happen much sooner
// throw new RuntimeException("unimplemented, shouldn't have fuzzy match here");
}
}
if (enclosingExec != null) {
FuzzyBoolean match = d.getPointcut().match(enclosingExec);
if (match.alwaysTrue()) {
// System.err.println("matched enclosingExec: " + enclosingExec + " with " + d);
return;
} else if (!match.alwaysFalse()) {
// !!! need this check to happen much sooner
// throw new RuntimeException("unimplemented, shouldn't have fuzzy match here");
}
}
}
}
// ??? is this always correct
if (location instanceof Proceed) {
return;
}
super.unhandledExceptionFromAutoClose(exceptionType, location);
}
private boolean isPointcutDeclaration(MethodBinding binding) {
return CharOperation.prefixEquals(PointcutDeclaration.mangledPrefix, binding.selector);
}
private boolean isIntertypeDeclaration(MethodBinding binding) {
return (binding instanceof InterTypeMethodBinding);
}
public void abstractMethodCannotBeOverridden(SourceTypeBinding type, MethodBinding concreteMethod) {
if (isPointcutDeclaration(concreteMethod)) {
return;
}
super.abstractMethodCannotBeOverridden(type, concreteMethod);
}
public void inheritedMethodReducesVisibility(SourceTypeBinding type, MethodBinding concreteMethod,
MethodBinding[] abstractMethods) {
// if we implemented this method by a public inter-type declaration, then there is no error
ResolvedType onTypeX = null;
// If the type is anonymous, look at its supertype
if (!type.isAnonymousType()) {
onTypeX = factory.fromEclipse(type);
} else {
// Hmmm. If the ITD is on an interface that is being 'instantiated' using an anonymous type,
// we sort it out elsewhere and don't come into this method -
// so we don't have to worry about interfaces, just the superclass.
onTypeX = factory.fromEclipse(type.superclass()); // abstractMethod.declaringClass);
}
for (Iterator i = onTypeX.getInterTypeMungersIncludingSupers().iterator(); i.hasNext();) {
ConcreteTypeMunger m = (ConcreteTypeMunger) i.next();
ResolvedMember sig = m.getSignature();
if (!Modifier.isAbstract(sig.getModifiers())) {
if (ResolvedType.matches(
AjcMemberMaker.interMethod(sig, m.getAspectType(), sig.getDeclaringType().resolve(factory.getWorld())
.isInterface()), factory.makeResolvedMember(concreteMethod))) {
return;
}
}
}
super.inheritedMethodReducesVisibility(type, concreteMethod, abstractMethods);
}
// if either of the MethodBinding is an ITD, we have already reported it.
public void staticAndInstanceConflict(MethodBinding currentMethod, MethodBinding inheritedMethod) {
if (currentMethod instanceof InterTypeMethodBinding)
return;
if (inheritedMethod instanceof InterTypeMethodBinding)
return;
super.staticAndInstanceConflict(currentMethod, inheritedMethod);
}
public void abstractMethodMustBeImplemented(SourceTypeBinding type, MethodBinding abstractMethod) {
// if this is a PointcutDeclaration then there is no error
if (isPointcutDeclaration(abstractMethod))
return;
if (isIntertypeDeclaration(abstractMethod))
return; // when there is a problem with an ITD not being implemented, it will be reported elsewhere
if (CharOperation.prefixEquals("ajc$interField".toCharArray(), abstractMethod.selector)) {
// ??? think through how this could go wrong
return;
}
// if we implemented this method by an inter-type declaration, then there is no error
// ??? be sure this is always right
ResolvedType onTypeX = null;
// If the type is anonymous, look at its supertype
if (!type.isAnonymousType()) {
onTypeX = factory.fromEclipse(type);
} else {
// Hmmm. If the ITD is on an interface that is being 'instantiated' using an anonymous type,
// we sort it out elsewhere and don't come into this method -
// so we don't have to worry about interfaces, just the superclass.
onTypeX = factory.fromEclipse(type.superclass()); // abstractMethod.declaringClass);
}
if (onTypeX.isRawType())
onTypeX = onTypeX.getGenericType();
List mungers = onTypeX.getInterTypeMungersIncludingSupers();
for (ConcreteTypeMunger m : mungers) {
ResolvedMember sig = m.getSignature();
if (sig != null && !Modifier.isAbstract(sig.getModifiers())) {
ResolvedMember abstractMember = factory.makeResolvedMember(abstractMethod);
if (abstractMember.getName().startsWith("ajc$interMethodDispatch")) {
ResolvedType dType = factory.getWorld().resolve(sig.getDeclaringType(), false);
if (ResolvedType.matches(AjcMemberMaker.interMethod(sig, m.getAspectType(), dType.isInterface()),
abstractMember)) {
return;
}
} else {
// In this case we have something like:
// interface I {}
// abstract class C implements I { abstract void foo();}
// class D extends C {}
// ITD: public void I.foo() {...}
// The ITD is providing the implementation of foo in the class D but when checking for whether the abstract
// method is overridden, we won't be looking at whether the ITD overrides ajc$interMethodDispath$...foo but
// whether it overrides the foo method from class C
if (ResolvedType.matches(sig, factory.makeResolvedMember(abstractMethod)))
return;
}
}
}
super.abstractMethodMustBeImplemented(type, abstractMethod);
}
/*
* (non-Javadoc)
*
* @see
* org.aspectj.org.eclipse.jdt.internal.compiler.problem.ProblemReporter#disallowedTargetForAnnotation(org.aspectj.org.eclipse
* .jdt.internal.compiler.ast.Annotation)
*/
public void disallowedTargetForAnnotation(Annotation annotation) {
// if the annotation's recipient is an ITD, it might be allowed after all...
if (annotation.recipient instanceof MethodBinding) {
MethodBinding binding = (MethodBinding) annotation.recipient;
String name = new String(binding.selector);
if (name.startsWith("ajc$")) {
long metaTagBits = annotation.resolvedType.getAnnotationTagBits(); // could be forward reference
if (name.indexOf("interField") != -1) {
if ((metaTagBits & TagBits.AnnotationForField) != 0)
return;
} else if (name.indexOf("interConstructor") != -1) {
if ((metaTagBits & TagBits.AnnotationForConstructor) != 0)
return;
} else if (name.indexOf("interMethod") != -1) {
if ((metaTagBits & TagBits.AnnotationForMethod) != 0)
return;
} else if (name.indexOf("declare_" + DeclareAnnotation.AT_TYPE + "_") != -1) {
if ((metaTagBits & TagBits.AnnotationForAnnotationType) != 0 || (metaTagBits & TagBits.AnnotationForType) != 0)
return;
} else if (name.indexOf("declare_" + DeclareAnnotation.AT_FIELD + "_") != -1) {
if ((metaTagBits & TagBits.AnnotationForField) != 0)
return;
} else if (name.indexOf("declare_" + DeclareAnnotation.AT_CONSTRUCTOR + "_") != -1) {
if ((metaTagBits & TagBits.AnnotationForConstructor) != 0)
return;
} else if (name.indexOf("declare_eow") != -1) {
if ((metaTagBits & TagBits.AnnotationForField) != 0)
return;
}
}
}
// not our special case, report the problem...
super.disallowedTargetForAnnotation(annotation);
}
public void overridesPackageDefaultMethod(MethodBinding localMethod, MethodBinding inheritedMethod) {
if (new String(localMethod.selector).startsWith("ajc$"))
return;
super.overridesPackageDefaultMethod(localMethod, inheritedMethod);
}
public void handle(int problemId, String[] problemArguments, String[] messageArguments, int severity, int problemStartPosition,
int problemEndPosition, ReferenceContext referenceContext, CompilationResult unitResult) {
if (severity != ProblemSeverities.Ignore && DUMP_STACK) {
Thread.dumpStack();
}
super.handle(problemId, problemArguments,
0, // no message elaboration
messageArguments, severity, problemStartPosition, problemEndPosition,
referenceContext, unitResult);
}
// PR71076
public void javadocMissingParamTag(char[] name, int sourceStart, int sourceEnd, int modifiers) {
boolean reportIt = true;
String sName = new String(name);
if (sName.startsWith("ajc$"))
reportIt = false;
if (sName.equals("thisJoinPoint"))
reportIt = false;
if (sName.equals("thisJoinPointStaticPart"))
reportIt = false;
if (sName.equals("thisEnclosingJoinPointStaticPart"))
reportIt = false;
if (sName.equals("ajc_aroundClosure"))
reportIt = false;
if (reportIt)
super.javadocMissingParamTag(name, sourceStart, sourceEnd, modifiers);
}
public void abstractMethodInAbstractClass(SourceTypeBinding type, AbstractMethodDeclaration methodDecl) {
String abstractMethodName = new String(methodDecl.selector);
if (abstractMethodName.startsWith("ajc$pointcut")) {
// This will already have been reported, see: PointcutDeclaration.postParse()
return;
}
String[] arguments = new String[] { new String(type.sourceName()), abstractMethodName };
super.handle(IProblem.AbstractMethodInAbstractClass, arguments, arguments, methodDecl.sourceStart, methodDecl.sourceEnd,
this.referenceContext, this.referenceContext == null ? null : this.referenceContext.compilationResult());
}
/**
* Called when there is an ITD marked @override that doesn't override a supertypes method. The method and the binding are passed
* - some information is useful from each. The 'method' knows about source offsets for the message, the 'binding' has the
* signature of what the ITD is trying to be in the target class.
*/
public void itdMethodMustOverride(AbstractMethodDeclaration method, MethodBinding binding) {
this.handle(IProblem.MethodMustOverride,
new String[] { new String(binding.selector), typesAsString(binding.isVarargs(), binding.parameters, false),
new String(binding.declaringClass.readableName()), },
new String[] { new String(binding.selector), typesAsString(binding.isVarargs(), binding.parameters, true),
new String(binding.declaringClass.shortReadableName()), }, method.sourceStart, method.sourceEnd,
this.referenceContext, this.referenceContext == null ? null : this.referenceContext.compilationResult());
}
/**
* Overrides the implementation in ProblemReporter and is ITD aware. To report a *real* problem with an ITD marked @override,
* the other methodMustOverride() method is used.
*/
public void methodMustOverride(AbstractMethodDeclaration method, long complianceLevel) {
// ignore ajc$ methods
if (new String(method.selector).startsWith("ajc$"))
return;
ResolvedMember possiblyErroneousRm = factory.makeResolvedMember(method.binding);
ResolvedType onTypeX = factory.fromEclipse(method.binding.declaringClass);
// Can't use 'getInterTypeMungersIncludingSupers()' since that will exclude abstract ITDs
// on any super classes - so we have to trawl up ourselves.. I wonder if this problem
// affects other code in the problem reporter that looks through ITDs...
ResolvedType supertypeToLookAt = onTypeX.getSuperclass();
while (supertypeToLookAt != null) {
List itMungers = supertypeToLookAt.getInterTypeMungers();
for (Iterator i = itMungers.iterator(); i.hasNext();) {
ConcreteTypeMunger m = (ConcreteTypeMunger) i.next();
if (m.getMunger()!=null && m.getMunger().getKind()== ResolvedTypeMunger.PrivilegedAccess) {
continue;
}
ResolvedMember sig = m.getSignature();
if (sig == null)
continue; // we aren't interested in other kinds of munger
UnresolvedType dType = sig.getDeclaringType();
if (dType == null)
continue;
ResolvedType resolvedDeclaringType = dType.resolve(factory.getWorld());
ResolvedMember rm = AjcMemberMaker.interMethod(sig, m.getAspectType(), resolvedDeclaringType.isInterface());
if (ResolvedType.matches(rm, possiblyErroneousRm)) {
// match, so dont need to report a problem!
return;
}
}
supertypeToLookAt = supertypeToLookAt.getSuperclass();
}
// report the error...
super.methodMustOverride(method,complianceLevel);
}
private String typesAsString(boolean isVarargs, TypeBinding[] types, boolean makeShort) {
StringBuffer buffer = new StringBuffer(10);
for (int i = 0, length = types.length; i < length; i++) {
if (i != 0)
buffer.append(", "); //$NON-NLS-1$
TypeBinding type = types[i];
boolean isVarargType = isVarargs && i == length - 1;
if (isVarargType)
type = ((ArrayBinding) type).elementsType();
buffer.append(new String(makeShort ? type.shortReadableName() : type.readableName()));
if (isVarargType)
buffer.append("..."); //$NON-NLS-1$
}
return buffer.toString();
}
public void visibilityConflict(MethodBinding currentMethod, MethodBinding inheritedMethod) {
// Not quite sure if the conditions on this test are right - basically I'm saying
// DONT WORRY if its ITDs since the error will be reported another way...
if (isIntertypeDeclaration(currentMethod) && isIntertypeDeclaration(inheritedMethod)
&& Modifier.isPrivate(currentMethod.modifiers) && Modifier.isPrivate(inheritedMethod.modifiers)) {
return;
}
super.visibilityConflict(currentMethod, inheritedMethod);
}
public void unusedPrivateType(TypeDeclaration typeDecl) {
// don't output unused type warnings for aspects!
if (typeDecl instanceof AspectDeclaration)
return;
if (typeDecl.enclosingType != null && (typeDecl.enclosingType instanceof AspectDeclaration)) {
AspectDeclaration ad = (AspectDeclaration) typeDecl.enclosingType;
if (ad.concreteName != null) {
List declares = ad.concreteName.declares;
for (Iterator iter = declares.iterator(); iter.hasNext();) {
Object dec = iter.next();
if (dec instanceof DeclareParents) {
DeclareParents decp = (DeclareParents) dec;
TypePattern[] newparents = decp.getParents().getTypePatterns();
for (int i = 0; i < newparents.length; i++) {
TypePattern pattern = newparents[i];
UnresolvedType ut = pattern.getExactType();
if (ut == null)
continue;
if (CharOperation.compareWith(typeDecl.binding.signature(), ut.getSignature().toCharArray()) == 0)
return;
}
}
}
}
}
super.unusedPrivateType(typeDecl);
}
private final static char[] thisJoinPointName = "thisJoinPoint".toCharArray();
private final static char[] thisJoinPointStaticPartName = "thisJoinPointStaticPart".toCharArray();
private final static char[] thisEnclosingJoinPointStaticPartName = "thisEnclosingJoinPointStaticPart".toCharArray();
private final static char[] thisAspectInstanceName = "thisAspectInstance".toCharArray();
@Override
public void uninitializedLocalVariable(LocalVariableBinding binding, ASTNode location, Scope scope) {
if (CharOperation.equals(binding.name, thisJoinPointName) ||
CharOperation.equals(binding.name, thisJoinPointStaticPartName) ||
CharOperation.equals(binding.name, thisAspectInstanceName) ||
CharOperation.equals(binding.name, thisEnclosingJoinPointStaticPartName)) {
// If in advice, this is not a problem
if (binding.declaringScope!=null && (binding.declaringScope.referenceContext() instanceof AdviceDeclaration ||
binding.declaringScope.referenceContext() instanceof IfMethodDeclaration)) {
return;
}
}
super.uninitializedLocalVariable(binding, location, scope);
}
public void abstractMethodInConcreteClass(SourceTypeBinding type) {
if (type.scope!=null && type.scope.referenceContext instanceof AspectDeclaration) {
// TODO could put out an Aspect specific message here
return;
}
super.abstractMethodInConcreteClass(type);
}
// Don't warn if there is an ITD method/ctor from a privileged aspect
public void unusedPrivateField(FieldDeclaration fieldDecl) {
if (fieldDecl!=null && fieldDecl.binding != null && fieldDecl.binding.declaringClass != null) {
ReferenceBinding type = fieldDecl.binding.declaringClass;
ResolvedType weaverType = null;
if (!type.isAnonymousType()) {
weaverType = factory.fromEclipse(type);
} else {
weaverType = factory.fromEclipse(type.superclass());
}
Set checked = new HashSet();
for (Iterator i = weaverType.getInterTypeMungersIncludingSupers().iterator(); i.hasNext();) {
ConcreteTypeMunger m = (ConcreteTypeMunger) i.next();
ResolvedType theAspect = m.getAspectType();
if (!checked.contains(theAspect)) {
TypeBinding tb = factory.makeTypeBinding(m.getAspectType());
// Let's check the privilegedHandler from that aspect
if (tb instanceof SourceTypeBinding) { // BinaryTypeBinding is also a SourceTypeBinding ;)
IPrivilegedHandler privilegedHandler = ((SourceTypeBinding) tb).privilegedHandler;
if (privilegedHandler != null) {
if (privilegedHandler.definesPrivilegedAccessToField(fieldDecl.binding)) {
return;
}
} else if (theAspect instanceof ReferenceType) {
// ResolvedMember rm = factory.makeResolvedMember(fieldDecl.binding);
String fname = new String(fieldDecl.name);
Collection/* ResolvedMember */privvies = ((ReferenceType) theAspect).getPrivilegedAccesses();
// On an incremental compile the information is in the bcel delegate
if (privvies != null) {
for (Iterator iterator = privvies.iterator(); iterator.hasNext();) {
ResolvedMember priv = (ResolvedMember) iterator.next();
if (priv.getName().equals(fname)) {
return;
}
}
}
}
}
checked.add(theAspect);
}
}
}
super.unusedPrivateField(fieldDecl);
}
public void unusedPrivateMethod(AbstractMethodDeclaration methodDecl) {
// don't output unused warnings for pointcuts...
if (!(methodDecl instanceof PointcutDeclaration))
super.unusedPrivateMethod(methodDecl);
}
public void caseExpressionMustBeConstant(Expression expression) {
if (expression instanceof QualifiedNameReference) {
QualifiedNameReference qnr = (QualifiedNameReference) expression;
if (qnr.otherBindings != null && qnr.otherBindings.length > 0 && qnr.otherBindings[0] instanceof PrivilegedFieldBinding) {
super.signalError(expression.sourceStart, expression.sourceEnd,
"Fields accessible due to an aspect being privileged can not be used in switch statements");
referenceContext.tagAsHavingErrors();
return;
}
}
super.caseExpressionMustBeConstant(expression);
}
public void unusedArgument(LocalDeclaration localDecl) {
// don't warn if this is an aj synthetic arg
String argType = new String(localDecl.type.resolvedType.signature());
if (argType.startsWith("Lorg/aspectj/runtime/internal"))
return;
// If the unused argument is in a pointcut, don't report the problem (for now... pr148219)
if (localDecl instanceof Argument) {
Argument arg = (Argument) localDecl;
if (arg.binding != null && arg.binding.declaringScope != null) {
ReferenceContext context = arg.binding.declaringScope.referenceContext();
if (context != null && context instanceof PointcutDeclaration)
return;
}
}
if (new String(localDecl.name).startsWith("ajc$")) {
// Do not report problems for infrastructure variables beyond the users control - pr195090
return;
}
super.unusedArgument(localDecl);
}
/**
* A side-effect of the way that we handle itds on default methods on top-most implementors of interfaces is that a class
* acquiring a final default ITD will erroneously report that it can't override its own member. This method detects that
* situation.
*/
public void finalMethodCannotBeOverridden(MethodBinding currentMethod, MethodBinding inheritedMethod) {
if (currentMethod == inheritedMethod)
return;
super.finalMethodCannotBeOverridden(currentMethod, inheritedMethod);
}
/**
* The method verifier is a bit 'keen' and doesn't cope well with ITDMs which are of course to be considered a 'default'
* implementation if the target type doesn't supply one. This test may not be complete - it is possible that it should read if
* *either* is an ITD...but I dont have a testcase that shows that is required. yet. (pr115788)
*/
public void duplicateInheritedMethods(SourceTypeBinding type, MethodBinding inheritedMethod1, MethodBinding inheritedMethod2, boolean isJava8) {
if (inheritedMethod1 instanceof InterTypeMethodBinding || inheritedMethod2 instanceof InterTypeMethodBinding)
return;
if ((inheritedMethod1 instanceof ParameterizedMethodBinding)
&& ((ParameterizedMethodBinding) inheritedMethod1).original() instanceof InterTypeMethodBinding)
return;
if ((inheritedMethod2 instanceof ParameterizedMethodBinding)
&& ((ParameterizedMethodBinding) inheritedMethod2).original() instanceof InterTypeMethodBinding)
return;
super.duplicateInheritedMethods(type, inheritedMethod1, inheritedMethod2, isJava8);
}
/**
* All problems end up routed through here at some point...
*/
public IProblem createProblem(char[] fileName, int problemId, String[] problemArguments, String[] messageArguments,
int severity, int problemStartPosition, int problemEndPosition, int lineNumber) {
IProblem problem = super.createProblem(fileName, problemId, problemArguments, messageArguments, severity,
problemStartPosition, problemEndPosition, lineNumber, 0);
if (factory.getWorld().isInPinpointMode()) {
MessageIssued ex = new MessageIssued();
ex.fillInStackTrace();
StringWriter sw = new StringWriter();
ex.printStackTrace(new PrintWriter(sw));
StringBuffer sb = new StringBuffer();
sb.append(CompilationAndWeavingContext.getCurrentContext());
sb.append(sw.toString());
problem = new PinpointedProblem(problem, sb.toString());
}
return problem;
}
private static class MessageIssued extends RuntimeException {
public String getMessage() {
return "message issued...";
}
}
private static class PinpointedProblem implements IProblem {
private IProblem delegate;
private String message;
public PinpointedProblem(IProblem aProblem, String pinpoint) {
this.delegate = aProblem;
// if this was a problem that came via the weaver, it will already have
// pinpoint info, don't do it twice...
if (delegate.getMessage().indexOf("message issued...") == -1) {
this.message = delegate.getMessage() + "\n" + pinpoint;
} else {
this.message = delegate.getMessage();
}
}
public String[] getArguments() {
return delegate.getArguments();
}
public int getID() {
return delegate.getID();
}
public String getMessage() {
return message;
}
public char[] getOriginatingFileName() {
return delegate.getOriginatingFileName();
}
public int getSourceEnd() {
return delegate.getSourceEnd();
}
public int getSourceLineNumber() {
return delegate.getSourceLineNumber();
}
public int getSourceStart() {
return delegate.getSourceStart();
}
public boolean isError() {
return delegate.isError();
}
public boolean isWarning() {
return delegate.isWarning();
}
public void setSourceEnd(int sourceEnd) {
delegate.setSourceEnd(sourceEnd);
}
public void setSourceLineNumber(int lineNumber) {
delegate.setSourceLineNumber(lineNumber);
}
public void setSourceStart(int sourceStart) {
delegate.setSourceStart(sourceStart);
}
public void setSeeAlsoProblems(IProblem[] problems) {
delegate.setSeeAlsoProblems(problems);
}
public IProblem[] seeAlso() {
return delegate.seeAlso();
}
public void setSupplementaryMessageInfo(String msg) {
delegate.setSupplementaryMessageInfo(msg);
}
public String getSupplementaryMessageInfo() {
return delegate.getSupplementaryMessageInfo();
}
@Override
public boolean isInfo() {
return delegate.isInfo();
}
}
public void duplicateMethodInType(AbstractMethodDeclaration methodDecl, boolean equalParameters, int severity) {
if (new String(methodDecl.selector).startsWith("ajc$interMethod")) {
// this is an ITD clash and will be reported in another way by AspectJ (173602)
return;
}
super.duplicateMethodInType(methodDecl, equalParameters, severity);
}
// pr246393 - if we are going to complain about privileged, we clearly don't know what is going on, so don't
// confuse the user
public void parseErrorInsertAfterToken(int start, int end, int currentKind, char[] errorTokenSource, String errorTokenName,
String expectedToken) {
if (expectedToken.equals("privileged") || expectedToken.equals("around")) {
super.parseErrorNoSuggestion(start, end, currentKind, errorTokenSource, errorTokenName);
} else {
super.parseErrorInsertAfterToken(start, end, currentKind, errorTokenSource, errorTokenName, expectedToken);
}
}
public void missingValueForAnnotationMember(Annotation annotation, char[] memberName) {
if (referenceContext instanceof DeclareAnnotationDeclaration) {
// If a remover then the values are not necessary
if (((DeclareAnnotationDeclaration) referenceContext).isRemover()) {
return;
}
}
super.missingValueForAnnotationMember(annotation, memberName);
}
}
