src/org/eclipse/jdt/internal/compiler/ast/SingleTypeReference.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.lookup.*;
  15
  16 public class SingleTypeReference extends TypeReference {
  17
  18         public char[] token;
  19
  20         public SingleTypeReference(char[] source, long pos) {
  21
  22                         token = source;
  23                         sourceStart = (int) (pos>>>32)  ;
  24                         sourceEnd = (int) (pos & 0x00000000FFFFFFFFL) ;
  25
  26         }
  27
  28         public TypeReference copyDims(int dim){
  29                 //return a type reference copy of me with some dimensions
  30                 //warning : the new type ref has a null binding
  31
  32                 return new ArrayTypeReference(token, dim,(((long)sourceStart)<<32)+sourceEnd);
  33         }
  34
  35         protected TypeBinding getTypeBinding(Scope scope) {
  36                 if (this.resolvedType != null)
  37                         return this.resolvedType;
  38
  39                 this.resolvedType = scope.getType(token);
  40
  41                 if (scope.kind == Scope.CLASS_SCOPE && this.resolvedType.isValidBinding())
  42                         if (((ClassScope) scope).detectHierarchyCycle(this.resolvedType, this, null))
  43                                 return null;
  44                 return this.resolvedType;
  45         }
  46
  47         public char [][] getTypeName() {
  48                 return new char[][] { token };
  49         }
  50
  51         public StringBuffer printExpression(int indent, StringBuffer output){
  52
  53                 return output.append(token);
  54         }
  55
  56         public TypeBinding resolveTypeEnclosing(BlockScope scope, ReferenceBinding enclosingType) {
  57
  58                 ReferenceBinding memberType = scope.getMemberType(token, enclosingType);
  59                 if (!memberType.isValidBinding()) {
  60                         this.resolvedType = memberType;
  61                         scope.problemReporter().invalidEnclosingType(this, memberType, enclosingType);
  62                         return null;
  63                 }
  64                 if (isTypeUseDeprecated(memberType, scope))
  65                         scope.problemReporter().deprecatedType(memberType, this);
  66                 return this.resolvedType = scope.convertToRawType(memberType);
  67         }
  68
  69         public void traverse(ASTVisitor visitor, BlockScope scope) {
  70                 visitor.visit(this, scope);
  71                 visitor.endVisit(this, scope);
  72         }
  73
  74         public void traverse(ASTVisitor visitor, ClassScope scope) {
  75                 visitor.visit(this, scope);
  76                 visitor.endVisit(this, scope);
  77         }
  78 }