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   1 /*******************************************************************************
   2  * Copyright (c) 2000, 2001, 2002 International Business Machines Corp. and others.
   3  * All rights reserved. This program and the accompanying materials
   4  * are made available under the terms of the Common Public License v0.5
   5  * which accompanies this distribution, and is available at
   6  * http://www.eclipse.org/legal/cpl-v05.html
   7  *
   8  * Contributors:
   9  *     IBM Corporation - initial API and implementation
  10  ******************************************************************************/
  11 package net.sourceforge.phpdt.internal.codeassist.complete;
  12
  13 /*
  14  * Completion node build by the parser in any case it was intending to
  15  * reduce a type reference containing the completion identifier as part
  16  * of a qualified name.
  17  * e.g.
  18  *
  19  *      class X extends java.lang.Obj[cursor]
  20  *
  21  *      ---> class X extends <CompleteOnType:java.lang.Obj>
  22  *
  23  * The source range of the completion node denotes the source range
  24  * which should be replaced by the completion.
  25  */
  26
  27 import net.sourceforge.phpdt.internal.compiler.ast.QualifiedTypeReference;
  28 import net.sourceforge.phpdt.internal.compiler.ast.TypeReference;
  29 import net.sourceforge.phpdt.internal.compiler.lookup.Binding;
  30 import net.sourceforge.phpdt.internal.compiler.lookup.Scope;
  31 import net.sourceforge.phpdt.internal.compiler.lookup.TypeBinding;
  32
  33 public class CompletionOnQualifiedTypeReference extends QualifiedTypeReference {
  34         public char[] completionIdentifier;
  35 public CompletionOnQualifiedTypeReference(char[][] previousIdentifiers, char[] completionIdentifier, long[] positions) {
  36         super(previousIdentifiers, positions);
  37         this.completionIdentifier = completionIdentifier;
  38 }
  39 public void aboutToResolve(Scope scope) {
  40         getTypeBinding(scope);
  41 }
  42 /*
  43  * No expansion of the completion reference into an array one
  44  */
  45 public TypeReference copyDims(int dim){
  46         return this;
  47 }
  48 public TypeBinding getTypeBinding(Scope scope) {
  49         // it can be a package, type or member type
  50         Binding binding = scope.parent.getTypeOrPackage(tokens); // step up from the ClassScope
  51         if (!binding.isValidBinding()) {
  52                 scope.problemReporter().invalidType(this, (TypeBinding) binding);
  53                 throw new CompletionNodeFound();
  54         }
  55
  56         throw new CompletionNodeFound(this, binding, scope);
  57 }
  58 public String toStringExpression(int tab) {
  59
  60         StringBuffer buffer = new StringBuffer();
  61         buffer.append("<CompleteOnType:"); //$NON-NLS-1$
  62         for (int i = 0; i < tokens.length; i++) {
  63                 buffer.append(tokens[i]);
  64                 buffer.append("."); //$NON-NLS-1$
  65         }
  66         buffer.append(completionIdentifier).append(">"); //$NON-NLS-1$
  67         return buffer.toString();
  68 }
  69 }