| /* |
| * Copyright 2011 Google Inc. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); you may not |
| * use this file except in compliance with the License. You may obtain a copy of |
| * the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| * License for the specific language governing permissions and limitations under |
| * the License. |
| */ |
| package com.google.gwt.dev.js.ast; |
| |
| import java.io.Serializable; |
| |
| /** |
| * A well-known name in the root scope. |
| */ |
| public class JsRootName extends JsName { |
| |
| private static class SerializedForm implements Serializable { |
| private final String ident; |
| |
| public SerializedForm(String ident) { |
| this.ident = ident; |
| } |
| |
| private Object readResolve() { |
| return JsRootScope.INSTANCE.findExistingName(ident); |
| } |
| } |
| |
| JsRootName(JsRootScope rootScope, String ident) { |
| super(rootScope, ident, ident); |
| super.setObfuscatable(false); |
| } |
| |
| @Override |
| public void setObfuscatable(boolean isObfuscatable) { |
| throw new UnsupportedOperationException("Root names are immutable"); |
| } |
| |
| @Override |
| public void setShortIdent(String shortIdent) { |
| throw new UnsupportedOperationException("Root names are immutable"); |
| } |
| |
| @Override |
| public void setStaticRef(JsNode node) { |
| throw new UnsupportedOperationException("Root names are immutable"); |
| } |
| |
| private Object writeReplace() { |
| return new SerializedForm(getIdent()); |
| } |
| |
| } |