| /******************************************************************************* |
| * Copyright (c) 2000, 2012 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 - Contribution for |
| * Bug 392238 - [1.8][compiler][null] Detect semantically invalid null type annotations |
| *******************************************************************************/ |
| package org.aspectj.org.eclipse.jdt.internal.compiler.ast; |
| |
| import org.aspectj.org.eclipse.jdt.internal.compiler.ASTVisitor; |
| import org.aspectj.org.eclipse.jdt.internal.compiler.impl.CompilerOptions; |
| import org.aspectj.org.eclipse.jdt.internal.compiler.lookup.*; |
| import org.aspectj.org.eclipse.jdt.internal.compiler.problem.ProblemSeverities; |
| |
| public class SingleTypeReference extends TypeReference { |
| |
| public char[] token; |
| |
| public SingleTypeReference(char[] source, long pos) { |
| |
| this.token = source; |
| this.sourceStart = (int) (pos>>>32) ; |
| this.sourceEnd = (int) (pos & 0x00000000FFFFFFFFL) ; |
| |
| } |
| |
| public TypeReference augmentTypeWithAdditionalDimensions(int additionalDimensions, Annotation[][] additionalAnnotations, boolean isVarargs) { |
| int totalDimensions = this.dimensions() + additionalDimensions; |
| Annotation [][] allAnnotations = getMergedAnnotationsOnDimensions(additionalDimensions, additionalAnnotations); |
| ArrayTypeReference arrayTypeReference = new ArrayTypeReference(this.token, totalDimensions, allAnnotations, (((long) this.sourceStart) << 32) + this.sourceEnd); |
| arrayTypeReference.annotations = this.annotations; |
| arrayTypeReference.bits |= (this.bits & ASTNode.HasTypeAnnotations); |
| if (!isVarargs) |
| arrayTypeReference.extendedDimensions = additionalDimensions; |
| return arrayTypeReference; |
| } |
| |
| public char[] getLastToken() { |
| return this.token; |
| } |
| protected TypeBinding getTypeBinding(Scope scope) { |
| if (this.resolvedType != null) |
| return this.resolvedType; |
| |
| this.resolvedType = scope.getType(this.token); |
| |
| if (this.resolvedType instanceof TypeVariableBinding) { |
| TypeVariableBinding typeVariable = (TypeVariableBinding) this.resolvedType; |
| if (typeVariable.declaringElement instanceof SourceTypeBinding) { |
| scope.tagAsAccessingEnclosingInstanceStateOf((ReferenceBinding) typeVariable.declaringElement, true /* type variable access */); |
| } |
| } |
| |
| if (scope.kind == Scope.CLASS_SCOPE && this.resolvedType.isValidBinding()) |
| if (((ClassScope) scope).detectHierarchyCycle(this.resolvedType, this)) |
| return null; |
| return this.resolvedType; |
| } |
| |
| public char [][] getTypeName() { |
| return new char[][] { this.token }; |
| } |
| |
| public StringBuffer printExpression(int indent, StringBuffer output){ |
| if (this.annotations != null && this.annotations[0] != null) { |
| printAnnotations(this.annotations[0], output); |
| output.append(' '); |
| } |
| return output.append(this.token); |
| } |
| |
| public TypeBinding resolveTypeEnclosing(BlockScope scope, ReferenceBinding enclosingType) { |
| this.resolvedType = scope.getMemberType(this.token, enclosingType); |
| boolean hasError = false; |
| // https://bugs.eclipse.org/bugs/show_bug.cgi?id=391500 |
| resolveAnnotations(scope); |
| TypeBinding memberType = this.resolvedType; // load after possible update in resolveAnnotations() |
| if (!memberType.isValidBinding()) { |
| hasError = true; |
| scope.problemReporter().invalidEnclosingType(this, memberType, enclosingType); |
| memberType = ((ReferenceBinding)memberType).closestMatch(); |
| if (memberType == null) { |
| return null; |
| } |
| } |
| if (isTypeUseDeprecated(memberType, scope)) |
| reportDeprecatedType(memberType, scope); |
| memberType = scope.environment().convertToRawType(memberType, false /*do not force conversion of enclosing types*/); |
| if (memberType.isRawType() |
| && (this.bits & IgnoreRawTypeCheck) == 0 |
| && scope.compilerOptions().getSeverity(CompilerOptions.RawTypeReference) != ProblemSeverities.Ignore){ |
| scope.problemReporter().rawTypeReference(this, memberType); |
| } |
| if (hasError) { |
| // do not store the computed type, keep the problem type instead |
| return memberType; |
| } |
| return this.resolvedType = memberType; |
| } |
| |
| public void traverse(ASTVisitor visitor, BlockScope scope) { |
| if (visitor.visit(this, scope)) { |
| if (this.annotations != null) { |
| Annotation [] typeAnnotations = this.annotations[0]; |
| for (int i = 0, length = typeAnnotations == null ? 0 : typeAnnotations.length; i < length; i++) |
| typeAnnotations[i].traverse(visitor, scope); |
| } |
| } |
| visitor.endVisit(this, scope); |
| } |
| |
| public void traverse(ASTVisitor visitor, ClassScope scope) { |
| if (visitor.visit(this, scope)) { |
| if (this.annotations != null) { |
| Annotation [] typeAnnotations = this.annotations[0]; |
| for (int i = 0, length = typeAnnotations == null ? 0 : typeAnnotations.length; i < length; i++) |
| typeAnnotations[i].traverse(visitor, scope); |
| } |
| } |
| visitor.endVisit(this, scope); |
| } |
| } |