| /* |
| * Copyright 2009-2010 by The Regents of the University of California |
| * 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 from |
| * |
| * 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 edu.uci.ics.hyracks.control.cc.work; |
| |
| import java.io.IOException; |
| import java.util.Map; |
| |
| import edu.uci.ics.hyracks.api.exceptions.HyracksException; |
| import edu.uci.ics.hyracks.control.cc.ClusterControllerService; |
| import edu.uci.ics.hyracks.control.cc.application.CCApplicationContext; |
| import edu.uci.ics.hyracks.control.common.application.ApplicationStatus; |
| import edu.uci.ics.hyracks.control.common.work.AbstractWork; |
| import edu.uci.ics.hyracks.control.common.work.IResultCallback; |
| |
| public class ApplicationCreateWork extends AbstractWork { |
| private final ClusterControllerService ccs; |
| private final String appName; |
| private IResultCallback<Object> callback; |
| |
| public ApplicationCreateWork(ClusterControllerService ccs, String appName, IResultCallback<Object> callback) { |
| this.ccs = ccs; |
| this.appName = appName; |
| this.callback = callback; |
| } |
| |
| @Override |
| public void run() { |
| try { |
| Map<String, CCApplicationContext> applications = ccs.getApplicationMap(); |
| if (applications.containsKey(appName)) { |
| callback.setException(new HyracksException("Duplicate application with name: " + appName |
| + " being created.")); |
| return; |
| } |
| CCApplicationContext appCtx; |
| try { |
| appCtx = new CCApplicationContext(ccs.getServerContext(), ccs.getCCContext(), appName); |
| } catch (IOException e) { |
| callback.setException(e); |
| return; |
| } |
| appCtx.setStatus(ApplicationStatus.CREATED); |
| applications.put(appName, appCtx); |
| callback.setValue(null); |
| } catch (Exception e) { |
| callback.setException(e); |
| } |
| } |
| } |