@@ -0,0 +1,1854 @@
+/**%0A * Licensed to the Apache Software Foundation (ASF) under one%0A * or more contributor license agreements.  See the NOTICE file%0A * distributed with this work for additional information%0A * regarding copyright ownership.  The ASF licenses this file%0A * to you under the Apache License, Version 2.0 (the%0A * %22License%22); you may not use this file except in compliance%0A * with the License.  You may obtain a copy of the License at%0A *%0A *     http://www.apache.org/licenses/LICENSE-2.0%0A *%0A * Unless required by applicable law or agreed to in writing, software%0A * distributed under the License is distributed on an %22AS IS%22 BASIS,%0A * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.%0A * See the License for the specific language governing permissions and%0A * limitations under the License.%0A */%0Apackage org.smartdata.server.engine;%0A%0Aimport org.slf4j.Logger;%0Aimport org.slf4j.LoggerFactory;%0Aimport org.smartdata.AbstractService;%0Aimport org.smartdata.metastore.MetaStore;%0Aimport org.smartdata.model.FileDiff;%0A%0Aimport java.io.IOException;%0Aimport java.util.ArrayList;%0Aimport java.util.List;%0Aimport java.util.Queue;%0Aimport java.util.concurrent.LinkedBlockingQueue;%0A%0Apublic class DisasterRecoveryManager extends AbstractService %7B%0A  static final Logger LOG = LoggerFactory.getLogger(DisasterRecoveryManager.class);%0A%0A  private MetaStore metaStore;%0A  private Queue%3CFileDiff%3E pendingDR;%0A  private List%3CLong%3E runningDR;%0A%0A  public DisasterRecoveryManager(ServerContext context) %7B%0A    super(context);%0A%0A    this.metaStore = context.getMetaStore();%0A    this.runningDR = new ArrayList%3C%3E();%0A    this.pendingDR = new LinkedBlockingQueue%3C%3E();%0A  %7D%0A%0A  public void fileDiff() %7B%0A%0A  %7D%0A%0A  @Override%0A  public void init() throws IOException %7B%0A  %7D%0A%0A  @Override%0A  public void start() throws IOException %7B%0A  %7D%0A%0A  @Override%0A  public void stop() throws IOException %7B%0A  %7D%0A%0A%7D%0A

Add DisasterRecoveryManager (#812)