net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/QualifiedTypeReference.java

   1 /*******************************************************************************
   2  * Copyright (c) 2000, 2003 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 net.sourceforge.phpdt.internal.compiler.ast;
  12
  13 import net.sourceforge.phpdt.internal.compiler.ASTVisitor;
  14 import net.sourceforge.phpdt.internal.compiler.lookup.BlockScope;
  15 import net.sourceforge.phpdt.internal.compiler.lookup.ClassScope;
  16 import net.sourceforge.phpdt.internal.compiler.lookup.Scope;
  17 import net.sourceforge.phpdt.internal.compiler.lookup.TypeBinding;
  18
  19 public class QualifiedTypeReference extends TypeReference {
  20         public char[][] tokens;
  21
  22         public long[] sourcePositions;
  23
  24         public QualifiedTypeReference(char[][] sources, long[] poss) {
  25                 tokens = sources;
  26                 sourcePositions = poss;
  27                 sourceStart = (int) (sourcePositions[0] >>> 32);
  28                 sourceEnd = (int) (sourcePositions[sourcePositions.length - 1] & 0x00000000FFFFFFFFL);
  29         }
  30
  31         public QualifiedTypeReference(char[][] sources, TypeBinding type,
  32                         long[] poss) {
  33                 this(sources, poss);
  34                 this.resolvedType = type;
  35         }
  36
  37         public TypeReference copyDims(int dim) {
  38                 // return a type reference copy of me with some dimensions
  39                 // warning : the new type ref has a null binding
  40
  41                 return new ArrayQualifiedTypeReference(tokens, null, dim,
  42                                 sourcePositions);
  43         }
  44
  45         public TypeBinding getTypeBinding(Scope scope) {
  46                 if (this.resolvedType != null)
  47                         return this.resolvedType;
  48                 return scope.getType(tokens);
  49         }
  50
  51         public char[][] getTypeName() {
  52
  53                 return tokens;
  54         }
  55
  56         public StringBuffer printExpression(int indent, StringBuffer output) {
  57
  58                 for (int i = 0; i < tokens.length; i++) {
  59                         if (i > 0)
  60                                 output.append('.');
  61                         output.append(tokens[i]);
  62                 }
  63                 return output;
  64         }
  65
  66         public String toStringExpression(int tab) {
  67                 StringBuffer buffer = new StringBuffer();
  68                 for (int i = 0; i < tokens.length; i++) {
  69                         buffer.append(tokens[i]);
  70                         if (i < (tokens.length - 1)) {
  71                                 buffer.append("."); //$NON-NLS-1$
  72                         }
  73                 }
  74                 return buffer.toString();
  75         }
  76
  77         public void traverse(ASTVisitor visitor, BlockScope scope) {
  78                 visitor.visit(this, scope);
  79                 visitor.endVisit(this, scope);
  80         }
  81
  82         public void traverse(ASTVisitor visitor, ClassScope scope) {
  83                 visitor.visit(this, scope);
  84                 visitor.endVisit(this, scope);
  85         }
  86 }