| /* |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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 org.apache.royale.compiler.internal.mxml; |
| |
| import org.apache.royale.compiler.filespecs.IFileSpecification; |
| import org.apache.royale.compiler.internal.caches.MXMLDataCache; |
| import org.apache.royale.compiler.mxml.IMXMLDataManager; |
| |
| /** |
| * The {@code MXMLDataManager} of the {@code IWorkspace} |
| * maintains a cache of DOM-like {@code MXMLData} objects for MXML files. |
| * This cache supports concurrent access by multiple threads. |
| * <p> |
| * If an MXML file is used in multiple projects, its {@code MXMLData} |
| * can be shared, but its symbol table and parse tree cannot, |
| * because the meaning of various MXML tags could be different |
| * in different projects. |
| */ |
| public class MXMLDataManager implements IMXMLDataManager |
| { |
| /** |
| * Constructor. |
| */ |
| public MXMLDataManager() |
| { |
| mxmlDataCache = new MXMLDataCache(); |
| } |
| |
| // This cache supports concurrent access by multiple threads. |
| private final MXMLDataCache mxmlDataCache; |
| |
| @Override |
| public MXMLData get(IFileSpecification fileSpec) |
| { |
| MXMLData mxmlData = mxmlDataCache.get(MXMLDataCache.createKey(fileSpec)); |
| assert mxmlData.verify() : "MXMLData failed verification"; |
| return mxmlData; |
| } |
| |
| @Override |
| public void invalidate(IFileSpecification fileSpec) |
| { |
| mxmlDataCache.remove(MXMLDataCache.createKey(fileSpec)); |
| } |
| } |