src/org/eclipse/jdt/internal/compiler/ast/ArrayTypeReference.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.core.compiler.CharOperation;
  14 import org.eclipse.jdt.internal.compiler.ASTVisitor;
  15 import org.eclipse.jdt.internal.compiler.lookup.BlockScope;
  16 import org.eclipse.jdt.internal.compiler.lookup.ClassScope;
  17 import org.eclipse.jdt.internal.compiler.lookup.Scope;
  18 import org.eclipse.jdt.internal.compiler.lookup.TypeBinding;
  19
  20 public class ArrayTypeReference extends SingleTypeReference {
  21         public int dimensions;
  22         public int originalSourceEnd;
  23
  24         /**
  25          * ArrayTypeReference constructor comment.
  26          * @param source char[]
  27          * @param dimensions int
  28          * @param pos int
  29          */
  30         public ArrayTypeReference(char[] source, int dimensions, long pos) {
  31
  32                 super(source, pos);
  33                 this.originalSourceEnd = this.sourceEnd;
  34                 this.dimensions = dimensions ;
  35         }
  36
  37         public int dimensions() {
  38
  39                 return dimensions;
  40         }
  41         /**
  42          * @return char[][]
  43          */
  44         public char [][] getParameterizedTypeName(){
  45                 int dim = this.dimensions;
  46                 char[] dimChars = new char[dim*2];
  47                 for (int i = 0; i < dim; i++) {
  48                         int index = i*2;
  49                         dimChars[index] = '[';
  50                         dimChars[index+1] = ']';
  51                 }
  52                 return new char[][]{ CharOperation.concat(token, dimChars) };
  53         }
  54         protected TypeBinding getTypeBinding(Scope scope) {
  55
  56                 if (this.resolvedType != null) return this.resolvedType;
  57                 if (dimensions > 255) {
  58                         scope.problemReporter().tooManyDimensions(this);
  59                 }
  60                 TypeBinding leafComponentType = scope.getType(token);
  61                 return scope.createArrayType(leafComponentType, dimensions);
  62
  63         }
  64
  65         public StringBuffer printExpression(int indent, StringBuffer output){
  66
  67                 super.printExpression(indent, output);
  68                 if ((this.bits & IsVarArgs) != 0) {
  69                         for (int i= 0 ; i < dimensions - 1; i++) {
  70                                 output.append("[]"); //$NON-NLS-1$
  71                         }
  72                         output.append("..."); //$NON-NLS-1$
  73                 } else {
  74                         for (int i= 0 ; i < dimensions; i++) {
  75                                 output.append("[]"); //$NON-NLS-1$
  76                         }
  77                 }
  78                 return output;
  79         }
  80
  81         public void traverse(ASTVisitor visitor, BlockScope scope) {
  82
  83                 visitor.visit(this, scope);
  84                 visitor.endVisit(this, scope);
  85         }
  86
  87         public void traverse(ASTVisitor visitor, ClassScope scope) {
  88
  89                 visitor.visit(this, scope);
  90                 visitor.endVisit(this, scope);
  91         }
  92 }