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/*******************************************************************************
* Copyright (c) 2000, 2011 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
* Stephan Herrmann <stephan@cs.tu-berlin.de> - Contribution for bug 185682 - Increment/decrement operators mark local variables as read
*******************************************************************************/
package org.eclipse.jdt.internal.compiler.ast;
import org.eclipse.jdt.core.compiler.CharOperation;
import org.eclipse.jdt.internal.compiler.ASTVisitor;
import org.eclipse.jdt.internal.compiler.impl.Constant;
import org.eclipse.jdt.internal.compiler.lookup.*;
public class JavadocFieldReference extends FieldReference {
public int tagSourceStart, tagSourceEnd;
public int tagValue;
public MethodBinding methodBinding;
public JavadocFieldReference(char[] source, long pos) {
super(source, pos);
this.bits |= InsideJavadoc;
}
/*
public Binding getBinding() {
if (this.methodBinding != null) {
return this.methodBinding;
}
return this.binding;
}
*/
/*
* Resolves type on a Block or Class scope.
*/
protected TypeBinding internalResolveType(Scope scope) {
this.constant = Constant.NotAConstant;
if (this.receiver == null) {
this.actualReceiverType = scope.enclosingReceiverType();
} else if (scope.kind == Scope.CLASS_SCOPE) {
this.actualReceiverType = this.receiver.resolveType((ClassScope) scope);
} else {
this.actualReceiverType = this.receiver.resolveType((BlockScope)scope);
}
if (this.actualReceiverType == null) {
return null;
}
Binding fieldBinding = (this.receiver != null && this.receiver.isThis())
? scope.classScope().getBinding(this.token, this.bits & RestrictiveFlagMASK, this, true /*resolve*/)
: scope.getField(this.actualReceiverType, this.token, this);
if (!fieldBinding.isValidBinding()) {
// implicit lookup may discover issues due to static/constructor contexts. javadoc must be resilient
switch (fieldBinding.problemId()) {
case ProblemReasons.NonStaticReferenceInConstructorInvocation:
case ProblemReasons.NonStaticReferenceInStaticContext:
case ProblemReasons.InheritedNameHidesEnclosingName :
FieldBinding closestMatch = ((ProblemFieldBinding)fieldBinding).closestMatch;
if (closestMatch != null) {
fieldBinding = closestMatch; // ignore problem if can reach target field through it
}
}
}
// When there's no valid field binding, try to resolve possible method reference without parenthesis
if (!fieldBinding.isValidBinding() || !(fieldBinding instanceof FieldBinding)) {
if (this.receiver.resolvedType instanceof ProblemReferenceBinding) {
// problem already got signaled on receiver, do not report secondary problem
return null;
}
if (this.actualReceiverType instanceof ReferenceBinding) {
ReferenceBinding refBinding = (ReferenceBinding) this.actualReceiverType;
char[] selector = this.token;
MethodBinding possibleMethod = null;
if (CharOperation.equals(this.actualReceiverType.sourceName(), selector)) {
possibleMethod = scope.getConstructor(refBinding, Binding.NO_TYPES, this);
} else {
possibleMethod = this.receiver.isThis()
? scope.getImplicitMethod(selector, Binding.NO_TYPES, this)
: scope.getMethod(refBinding, selector, Binding.NO_TYPES, this);
}
if (possibleMethod.isValidBinding()) {
this.methodBinding = possibleMethod;
} else {
ProblemMethodBinding problemMethodBinding = (ProblemMethodBinding) possibleMethod;
if (problemMethodBinding.closestMatch == null) {
if (fieldBinding.isValidBinding()) {
// When the binding is not on a field (e.g. local variable), we need to create a problem field binding to report the correct problem
// see bug https://bugs.eclipse.org/bugs/show_bug.cgi?id=254825
fieldBinding = new ProblemFieldBinding(refBinding, fieldBinding.readableName(), ProblemReasons.NotFound);
}
scope.problemReporter().javadocInvalidField(this, fieldBinding, this.actualReceiverType, scope.getDeclarationModifiers());
} else {
this.methodBinding = problemMethodBinding.closestMatch;
}
}
}
return null;
}
this.binding = (FieldBinding) fieldBinding;
if (isFieldUseDeprecated(this.binding, scope, this.bits)) {
scope.problemReporter().javadocDeprecatedField(this.binding, this, scope.getDeclarationModifiers());
}
return this.resolvedType = this.binding.type;
}
@Override
public boolean isSuperAccess() {
return (this.bits & ASTNode.SuperAccess) != 0;
}
@Override
public StringBuffer printExpression(int indent, StringBuffer output) {
if (this.receiver != null) {
this.receiver.printExpression(0, output);
}
output.append('#').append(this.token);
return output;
}
@Override
public TypeBinding resolveType(BlockScope scope) {
return internalResolveType(scope);
}
@Override
public TypeBinding resolveType(ClassScope scope) {
return internalResolveType(scope);
}
/* (non-Javadoc)
* Redefine to capture javadoc specific signatures
* @see org.eclipse.jdt.internal.compiler.ast.ASTNode#traverse(org.eclipse.jdt.internal.compiler.ASTVisitor, org.eclipse.jdt.internal.compiler.lookup.BlockScope)
*/
@Override
public void traverse(ASTVisitor visitor, BlockScope scope) {
if (visitor.visit(this, scope)) {
if (this.receiver != null) {
this.receiver.traverse(visitor, scope);
}
}
visitor.endVisit(this, scope);
}
@Override
public void traverse(ASTVisitor visitor, ClassScope scope) {
if (visitor.visit(this, scope)) {
if (this.receiver != null) {
this.receiver.traverse(visitor, scope);
}
}
visitor.endVisit(this, scope);
}
}
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