| /******************************************************************************* |
| * 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 an allocation expression containing the cursor. |
| * If the allocation expression is not qualified, the enclosingInstance field |
| * is null. |
| * e.g. |
| * |
| * class X { |
| * void foo() { |
| * new [start]Bar[end](1, 2) |
| * } |
| * } |
| * |
| * ---> class X { |
| * void foo() { |
| * <SelectOnAllocationExpression:new Bar(1, 2)> |
| * } |
| * } |
| * |
| */ |
| |
| import org.eclipse.jdt.internal.compiler.ast.ConstructorDeclaration; |
| import org.eclipse.jdt.internal.compiler.ast.QualifiedAllocationExpression; |
| import org.eclipse.jdt.internal.compiler.ast.TypeDeclaration; |
| import org.eclipse.jdt.internal.compiler.lookup.Binding; |
| import org.eclipse.jdt.internal.compiler.lookup.BlockScope; |
| import org.eclipse.jdt.internal.compiler.lookup.LocalTypeBinding; |
| import org.eclipse.jdt.internal.compiler.lookup.ProblemReasons; |
| import org.eclipse.jdt.internal.compiler.lookup.TypeBinding; |
| |
| public class SelectionOnQualifiedAllocationExpression extends QualifiedAllocationExpression { |
| |
| public SelectionOnQualifiedAllocationExpression() { |
| // constructor without argument |
| } |
| |
| public SelectionOnQualifiedAllocationExpression(TypeDeclaration anonymous) { |
| super(anonymous); |
| } |
| |
| public StringBuffer printExpression(int indent, StringBuffer output) { |
| if (this.enclosingInstance == null) |
| output.append("<SelectOnAllocationExpression:"); //$NON-NLS-1$ |
| else |
| output.append("<SelectOnQualifiedAllocationExpression:"); //$NON-NLS-1$ |
| |
| return super.printExpression(indent, output).append('>'); |
| } |
| |
| public TypeBinding resolveType(BlockScope scope) { |
| super.resolveType(scope); |
| |
| if (this.binding == null) { |
| throw new SelectionNodeFound(); |
| } |
| |
| // tolerate some error cases |
| if (!this.binding.isValidBinding()) { |
| switch (this.binding.problemId()) { |
| case ProblemReasons.NotVisible: |
| // visibility is ignored |
| break; |
| case ProblemReasons.NotFound: |
| if (this.resolvedType != null && this.resolvedType.isValidBinding()) { |
| throw new SelectionNodeFound(this.resolvedType); |
| } |
| throw new SelectionNodeFound(); |
| default: |
| throw new SelectionNodeFound(); |
| } |
| } |
| |
| if (this.anonymousType == null) |
| throw new SelectionNodeFound(this.binding); |
| |
| // if selecting a type for an anonymous type creation, we have to |
| // find its target super constructor (if extending a class) or its target |
| // super interface (if extending an interface) |
| if (this.anonymousType.binding != null) { |
| LocalTypeBinding localType = (LocalTypeBinding) this.anonymousType.binding; |
| if (localType.superInterfaces == Binding.NO_SUPERINTERFACES) { |
| // find the constructor binding inside the super constructor call |
| ConstructorDeclaration constructor = (ConstructorDeclaration) this.anonymousType.declarationOf(this.binding.original()); |
| if (constructor != null) { |
| throw new SelectionNodeFound(constructor.constructorCall.binding); |
| } |
| throw new SelectionNodeFound(this.binding); |
| } |
| // open on the only super interface |
| throw new SelectionNodeFound(localType.superInterfaces[0]); |
| } else { |
| if (this.resolvedType.isInterface()) { |
| throw new SelectionNodeFound(this.resolvedType); |
| } |
| throw new SelectionNodeFound(this.binding); |
| } |
| } |
| } |