| /* |
| * 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; |
| |
| import com.google.gwt.dev.jjs.impl.gflow.Assumption; |
| import com.google.gwt.dev.jjs.impl.gflow.AssumptionMap; |
| |
| import java.util.Map; |
| |
| /** |
| * Special CfgPrinter implementation which prints assumptions along every edge. |
| * |
| * @param <A> assumptions type. |
| */ |
| public class AssumptionsPrinter<A extends Assumption<A>> extends CfgPrinter { |
| private final Map<CfgEdge, A> assumptions; |
| private final AssumptionMap<CfgEdge, A> assumptionMap; |
| |
| public AssumptionsPrinter(Cfg graph, Map<CfgEdge, A> assumptions) { |
| super(graph); |
| this.assumptions = assumptions; |
| this.assumptionMap = null; |
| } |
| |
| public AssumptionsPrinter(Cfg graph, |
| AssumptionMap<CfgEdge, A> assumptionMap) { |
| super(graph); |
| this.assumptions = null; |
| this.assumptionMap = assumptionMap; |
| } |
| |
| @Override |
| protected void appendEdgeInfo(StringBuffer result, CfgEdge edge) { |
| A a; |
| if (assumptions != null) { |
| a = assumptions.get(edge); |
| } else { |
| a = assumptionMap.getAssumption(edge); |
| } |
| if (a != null) { |
| result.append(" "); |
| result.append(a.toString()); |
| } |
| } |
| } |