| /******************************************************************************* |
| * Copyright (c) 2000, 2008 IBM Corporation and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| * Technical University Berlin - extended 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 selection identifier as a single |
| * name reference. |
| * e.g. |
| * |
| * class X extends [start]Object[end] |
| * |
| * ---> class X extends <SelectOnType:Object> |
| * |
| */ |
| import org.eclipse.jdt.internal.compiler.ast.SingleTypeReference; |
| import org.eclipse.jdt.internal.compiler.lookup.Binding; |
| import org.eclipse.jdt.internal.compiler.lookup.BlockScope; |
| 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.ReferenceBinding; |
| import org.eclipse.jdt.internal.compiler.lookup.Scope; |
| import org.eclipse.jdt.internal.compiler.lookup.TypeBinding; |
| |
| public class SelectionOnSingleTypeReference extends SingleTypeReference { |
| //{ObjectTeams: stored across invocations of getTypeBinding |
| Binding resolvedBinding = null; |
| // SH} |
| public SelectionOnSingleTypeReference(char[] source, long pos) { |
| super(source, pos); |
| } |
| @Override |
| public void aboutToResolve(Scope scope) { |
| getTypeBinding(scope.parent); // step up from the ClassScope |
| } |
| @Override |
| protected TypeBinding getTypeBinding(Scope scope) { |
| //{ObjectTeams: re-use binding if already found a valid one: |
| // (lookup may happen using different scopes, |
| // for base-imported types using the class-scope would fail) |
| Binding binding = this.resolvedBinding; |
| if (binding == null || !binding.isValidBinding()) { |
| /* orig: |
| // it can be a package, type or member type |
| Binding binding = scope.getTypeOrPackage(new char[][] {token}); |
| :giro */ |
| binding = scope.getTypeOrPackage(new char[][] {this.token}); |
| this.resolvedBinding = binding; |
| } |
| // SH} |
| if (!binding.isValidBinding()) { |
| if(binding instanceof ProblemReferenceBinding && binding.problemId() == ProblemReasons.NotVisible) { |
| ProblemReferenceBinding problemReferenceBinding = (ProblemReferenceBinding) binding; |
| throw new SelectionNodeFound(problemReferenceBinding.closestMatch()); |
| } else 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); |
| } |
| @Override |
| public StringBuffer printExpression(int indent, StringBuffer output) { |
| |
| return output.append("<SelectOnType:").append(this.token).append('>');//$NON-NLS-1$ |
| } |
| @Override |
| public TypeBinding resolveTypeEnclosing(BlockScope scope, ReferenceBinding enclosingType) { |
| super.resolveTypeEnclosing(scope, enclosingType); |
| |
| // tolerate some error cases |
| if (this.resolvedType == null || |
| !(this.resolvedType.isValidBinding() || |
| this.resolvedType.problemId() == ProblemReasons.NotVisible)) |
| throw new SelectionNodeFound(); |
| else |
| throw new SelectionNodeFound(this.resolvedType); |
| } |
| } |