| /******************************************************************************* |
| * Copyright (c) 2000, 2008 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jdt.internal.codeassist.select; |
| |
| /* |
| * Selection node build by the parser in any case it was intending to |
| * reduce a type reference containing the completion identifier as part |
| * of a qualified name. |
| * e.g. |
| * |
| * class X extends java.lang.[start]Object[end] |
| * |
| * ---> class X extends <SelectOnType:java.lang.Object> |
| * |
| */ |
| |
| import org.eclipse.jdt.core.compiler.CharOperation; |
| import org.eclipse.jdt.internal.compiler.ast.QualifiedTypeReference; |
| import org.eclipse.jdt.internal.compiler.lookup.Binding; |
| import org.eclipse.jdt.internal.compiler.lookup.PackageBinding; |
| import org.eclipse.jdt.internal.compiler.lookup.ProblemReasons; |
| import org.eclipse.jdt.internal.compiler.lookup.ProblemReferenceBinding; |
| import org.eclipse.jdt.internal.compiler.lookup.Scope; |
| import org.eclipse.jdt.internal.compiler.lookup.TypeBinding; |
| |
| public class SelectionOnQualifiedTypeReference extends QualifiedTypeReference { |
| public SelectionOnQualifiedTypeReference(char[][] previousIdentifiers, char[] selectionIdentifier, long[] positions) { |
| super( |
| CharOperation.arrayConcat(previousIdentifiers, selectionIdentifier), |
| positions); |
| } |
| public void aboutToResolve(Scope scope) { |
| getTypeBinding(scope.parent); // step up from the ClassScope |
| } |
| protected TypeBinding getTypeBinding(Scope scope) { |
| // it can be a package, type or member type |
| Binding binding = scope.getTypeOrPackage(this.tokens); |
| if (!binding.isValidBinding()) { |
| // tolerate some error cases |
| if (binding.problemId() == ProblemReasons.NotVisible){ |
| throw new SelectionNodeFound(binding); |
| } |
| |
| if (binding instanceof TypeBinding) { |
| scope.problemReporter().invalidType(this, (TypeBinding) binding); |
| } else if (binding instanceof PackageBinding) { |
| ProblemReferenceBinding problemBinding = new ProblemReferenceBinding(((PackageBinding)binding).compoundName, null, binding.problemId()); |
| scope.problemReporter().invalidType(this, problemBinding); |
| } |
| |
| throw new SelectionNodeFound(); |
| } |
| |
| throw new SelectionNodeFound(binding); |
| } |
| public StringBuffer printExpression(int indent, StringBuffer output) { |
| |
| output.append("<SelectOnType:"); //$NON-NLS-1$ |
| for (int i = 0, length = this.tokens.length; i < length; i++) { |
| if (i > 0) output.append('.'); |
| output.append(this.tokens[i]); |
| } |
| return output.append('>'); |
| } |
| } |