/* * Copyright 2009 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.jjs.impl.gflow.cfg; /** * Cfg transformer interface. */ public interface CfgTransformer { /** * Transform specified node. * @return <code>true</code> if any changes to underlying AST were performed. */ boolean transform(CfgNode<?> node, Cfg cfgGraph); }