src/org/eclipse/jdt/internal/compiler/ast/JavadocArgumentExpression.java

   1 /*******************************************************************************
   2  * Copyright (c) 2000, 2004 IBM Corporation and others.
   3  * All rights reserved. This program and the accompanying materials
   4  * are made available under the terms of the Common Public License v1.0
   5  * which accompanies this distribution, and is available at
   6  * http://www.eclipse.org/legal/cpl-v10.html
   7  *
   8  * Contributors:
   9  *     IBM Corporation - initial API and implementation
  10  *******************************************************************************/
  11 package org.eclipse.jdt.internal.compiler.ast;
  12
  13 import org.eclipse.jdt.internal.compiler.ASTVisitor;
  14 import org.eclipse.jdt.internal.compiler.env.IConstants;
  15 import org.eclipse.jdt.internal.compiler.lookup.*;
  16 import org.eclipse.jdt.internal.compiler.lookup.BlockScope;
  17 import org.eclipse.jdt.internal.compiler.lookup.TypeBinding;
  18
  19
  20 public class JavadocArgumentExpression extends Expression {
  21         public char[] token;
  22         public Argument argument;
  23
  24         public JavadocArgumentExpression(char[] name, int startPos, int endPos, TypeReference typeRef) {
  25                 this.token = name;
  26                 this.sourceStart = startPos;
  27                 this.sourceEnd = endPos;
  28                 long pos = (((long) startPos) << 32) + endPos;
  29                 this.argument = new Argument(name, pos, typeRef, IConstants.AccDefault);
  30                 this.bits |= InsideJavadoc;
  31         }
  32
  33         /*
  34          * Resolves type on a Block or Class scope.
  35          */
  36         private TypeBinding internalResolveType(Scope scope) {
  37                 this.constant = NotAConstant;
  38                 if (this.resolvedType != null) { // is a shared type reference which was already resolved
  39                         if (!this.resolvedType.isValidBinding()) {
  40                                 return null; // already reported error
  41                         }
  42                 }
  43                 else {
  44                         if (this.argument != null) {
  45                                 TypeReference typeRef = this.argument.type;
  46                                 if (typeRef != null) {
  47                                         this.resolvedType = typeRef.getTypeBinding(scope);
  48                                         typeRef.resolvedType = this.resolvedType;
  49                                         if (!this.resolvedType.isValidBinding()) {
  50                                                 scope.problemReporter().javadocInvalidType(typeRef, this.resolvedType, scope.getDeclarationModifiers());
  51                                                 return null;
  52                                         }
  53                                         if (isTypeUseDeprecated(this.resolvedType, scope)) {
  54                                                 scope.problemReporter().javadocDeprecatedType(this.resolvedType, typeRef, scope.getDeclarationModifiers());
  55                                                 return null;
  56                                         }
  57                                         return this.resolvedType;
  58                                 }
  59                         }
  60                 }
  61                 return null;
  62         }
  63
  64         public StringBuffer printExpression(int indent, StringBuffer output) {
  65                 if (this.argument == null) {
  66                         if (this.token != null) {
  67                                 output.append(this.token);
  68                         }
  69                 }
  70                 else {
  71                         this.argument.print(indent, output);
  72                 }
  73                 return output;
  74         }
  75
  76         public void resolve(BlockScope scope) {
  77                 if (this.argument != null) {
  78                         this.argument.resolve(scope);
  79                 }
  80         }
  81
  82         public TypeBinding resolveType(BlockScope scope) {
  83                 return internalResolveType(scope);
  84         }
  85
  86         public TypeBinding resolveType(ClassScope scope) {
  87                 return internalResolveType(scope);
  88         }
  89
  90         /* (non-Javadoc)
  91          * Redefine to capture javadoc specific signatures
  92          * @see org.eclipse.jdt.internal.compiler.ast.ASTNode#traverse(org.eclipse.jdt.internal.compiler.ASTVisitor, org.eclipse.jdt.internal.compiler.lookup.BlockScope)
  93          */
  94         public void traverse(ASTVisitor visitor, BlockScope blockScope) {
  95                 if (visitor.visit(this, blockScope)) {
  96                         if (this.argument != null) {
  97                                 this.argument.traverse(visitor, blockScope);
  98                         }
  99                 }
 100                 visitor.endVisit(this, blockScope);
 101         }
 102 }