| /******************************************************************************* |
| * Copyright (c) 2000, 2004 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Common Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/cpl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| 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.CompilationResult; |
| import org.eclipse.jdt.internal.compiler.flow.ExceptionHandlingFlowContext; |
| import org.eclipse.jdt.internal.compiler.flow.FlowInfo; |
| import org.eclipse.jdt.internal.compiler.flow.InitializationFlowContext; |
| import org.eclipse.jdt.internal.compiler.lookup.ClassScope; |
| import org.eclipse.jdt.internal.compiler.lookup.TypeBinding; |
| import org.eclipse.jdt.internal.compiler.parser.Parser; |
| import org.eclipse.jdt.internal.compiler.problem.AbortMethod; |
| |
| public class AnnotationTypeMemberDeclaration extends AbstractMethodDeclaration { |
| |
| public TypeReference returnType; |
| public Expression memberValue; |
| public int extendedDimensions; |
| |
| /** |
| * MethodDeclaration constructor comment. |
| */ |
| public AnnotationTypeMemberDeclaration(CompilationResult compilationResult) { |
| super(compilationResult); |
| } |
| |
| public void analyseCode( |
| ClassScope classScope, |
| InitializationFlowContext initializationContext, |
| FlowInfo flowInfo) { |
| |
| // starting of the code analysis for methods |
| if (ignoreFurtherInvestigation) { |
| return; |
| } |
| if (this.extendedDimensions != 0) { |
| scope.problemReporter().illegalExtendedDimensions(this); |
| } |
| try { |
| if (binding == null) { |
| return; |
| } |
| |
| if (this.binding.isPrivate() && !this.binding.isPrivateUsed()) { |
| if (!classScope.referenceCompilationUnit().compilationResult.hasSyntaxError()) { |
| scope.problemReporter().unusedPrivateMethod(this); |
| } |
| } |
| |
| // may be in a non necessary <clinit> for innerclass with static final constant fields |
| if (binding.isAbstract() || binding.isNative()) |
| return; |
| |
| ExceptionHandlingFlowContext methodContext = |
| new ExceptionHandlingFlowContext( |
| initializationContext, |
| this, |
| binding.thrownExceptions, |
| scope, |
| FlowInfo.DEAD_END); |
| |
| // propagate to statements |
| if (statements != null) { |
| boolean didAlreadyComplain = false; |
| for (int i = 0, count = statements.length; i < count; i++) { |
| Statement stat = statements[i]; |
| if (!stat.complainIfUnreachable(flowInfo, scope, didAlreadyComplain)) { |
| flowInfo = stat.analyseCode(scope, methodContext, flowInfo); |
| } else { |
| didAlreadyComplain = true; |
| } |
| } |
| } |
| // check for missing returning path |
| TypeBinding returnTypeBinding = binding.returnType; |
| if ((returnTypeBinding == VoidBinding) || isAbstract()) { |
| this.needFreeReturn = flowInfo.isReachable(); |
| } else { |
| if (flowInfo != FlowInfo.DEAD_END) { |
| scope.problemReporter().shouldReturn(returnTypeBinding, this); |
| } |
| } |
| // check unreachable catch blocks |
| methodContext.complainIfUnusedExceptionHandlers(this); |
| } catch (AbortMethod e) { |
| this.ignoreFurtherInvestigation = true; |
| } |
| } |
| |
| |
| public void parseStatements(Parser parser, CompilationUnitDeclaration unit) { |
| // nothing to do |
| // annotation type member declaration don't have any body |
| } |
| |
| public StringBuffer printReturnType(int indent, StringBuffer output) { |
| |
| if (returnType == null) return output; |
| return returnType.printExpression(0, output).append(' '); |
| } |
| |
| public void resolve(ClassScope upperScope) { |
| if (this.binding == null) { |
| this.ignoreFurtherInvestigation = true; |
| } |
| |
| try { |
| resolveStatements(); |
| resolveJavadoc(); |
| } catch (AbortMethod e) { // ========= abort on fatal error ============= |
| this.ignoreFurtherInvestigation = true; |
| } |
| } |
| |
| public void resolveStatements() { |
| |
| // ========= abort on fatal error ============= |
| if (this.returnType != null && this.binding != null) { |
| this.returnType.resolvedType = this.binding.returnType; |
| // record the return type binding |
| } |
| // check if method with constructor name |
| if (CharOperation.equals(scope.enclosingSourceType().sourceName, selector)) { |
| scope.problemReporter().annotationTypeMemberDeclarationWithConstructorName(this); |
| } |
| super.resolveStatements(); |
| } |
| |
| public void traverse( |
| ASTVisitor visitor, |
| ClassScope classScope) { |
| |
| if (visitor.visit(this, classScope)) { |
| if (this.annotations != null) { |
| int annotationsLength = this.annotations.length; |
| for (int i = 0; i < annotationsLength; i++) |
| this.annotations[i].traverse(visitor, scope); |
| } |
| if (returnType != null) { |
| returnType.traverse(visitor, scope); |
| } |
| if (memberValue != null) { |
| memberValue.traverse(visitor, scope); |
| } |
| } |
| visitor.endVisit(this, classScope); |
| } |
| } |