| /******************************************************************************* |
| * Copyright (c) 2000, 2003 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Common Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/cpl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| |
| package org.eclipse.jdt.core.dom; |
| |
| import org.eclipse.jdt.internal.compiler.ast.AbstractMethodDeclaration; |
| import org.eclipse.jdt.internal.compiler.lookup.BlockScope; |
| |
| /** |
| * Abstract base class for all AST nodes that represent names. |
| * There are exactly two kinds of name: simple ones |
| * (<code>SimpleName</code>) and qualified ones (<code>QualifiedName</code>). |
| * <p> |
| * <pre> |
| * Name: |
| * SimpleName |
| * QualifiedName |
| * </pre> |
| * </p> |
| * |
| * @since 2.0 |
| */ |
| public abstract class Name extends Expression { |
| |
| /** |
| * This index reprensents the position inside a qualified name. |
| */ |
| int index; |
| |
| /** |
| * Creates a new AST node for a name owned by the given AST. |
| * <p> |
| * N.B. This constructor is package-private. |
| * </p> |
| * |
| * @param ast the AST that is to own this node |
| */ |
| Name(AST ast) { |
| super(ast); |
| } |
| |
| /** |
| * Returns whether this name is a simple name |
| * (<code>SimpleName</code>). |
| * |
| * @return <code>true</code> if this is a simple name, and |
| * <code>false</code> otherwise |
| */ |
| public final boolean isSimpleName() { |
| return (this instanceof SimpleName); |
| } |
| |
| /** |
| * Returns whether this name is a qualified name |
| * (<code>QualifiedName</code>). |
| * |
| * @return <code>true</code> if this is a qualified name, and |
| * <code>false</code> otherwise |
| */ |
| public final boolean isQualifiedName() { |
| return (this instanceof QualifiedName); |
| } |
| |
| /** |
| * Resolves and returns the binding for the entity referred to by this name. |
| * <p> |
| * Note that bindings are generally unavailable unless requested when the |
| * AST is being built. |
| * </p> |
| * |
| * @return the binding, or <code>null</code> if the binding cannot be |
| * resolved |
| */ |
| public final IBinding resolveBinding() { |
| return getAST().getBindingResolver().resolveName(this); |
| } |
| |
| BlockScope lookupScope() { |
| ASTNode currentNode = this; |
| while(currentNode != null |
| &&!(currentNode instanceof MethodDeclaration) |
| && !(currentNode instanceof Initializer) |
| && !(currentNode instanceof FieldDeclaration)) { |
| currentNode = currentNode.getParent(); |
| } |
| if (currentNode == null) { |
| return null; |
| } |
| if (currentNode instanceof Initializer) { |
| Initializer initializer = (Initializer) currentNode; |
| while(!(currentNode instanceof TypeDeclaration)) { |
| currentNode = currentNode.getParent(); |
| } |
| org.eclipse.jdt.internal.compiler.ast.TypeDeclaration typeDecl = (org.eclipse.jdt.internal.compiler.ast.TypeDeclaration) this.getAST().getBindingResolver().getCorrespondingNode(currentNode); |
| if ((initializer.getModifiers() & Modifier.STATIC) != 0) { |
| return typeDecl.staticInitializerScope; |
| } else { |
| return typeDecl.initializerScope; |
| } |
| } else if (currentNode instanceof FieldDeclaration) { |
| FieldDeclaration fieldDeclaration = (FieldDeclaration) currentNode; |
| while(!(currentNode instanceof TypeDeclaration)) { |
| currentNode = currentNode.getParent(); |
| } |
| org.eclipse.jdt.internal.compiler.ast.TypeDeclaration typeDecl = (org.eclipse.jdt.internal.compiler.ast.TypeDeclaration) this.getAST().getBindingResolver().getCorrespondingNode(currentNode); |
| if ((fieldDeclaration.getModifiers() & Modifier.STATIC) != 0) { |
| return typeDecl.staticInitializerScope; |
| } else { |
| return typeDecl.initializerScope; |
| } |
| } |
| AbstractMethodDeclaration abstractMethodDeclaration = (AbstractMethodDeclaration) this.getAST().getBindingResolver().getCorrespondingNode(currentNode); |
| return abstractMethodDeclaration.scope; |
| } |
| |
| } |