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[simantics/platform.git] / bundles / org.simantics.document.server / src / org / simantics / document / server / ExperimentStoppedListener.java
1 /*******************************************************************************\r
2  * Copyright (c) 2013 Association for Decentralized Information Management in\r
3  * Industry THTH ry.\r
4  * All rights reserved. This program and the accompanying materials\r
5  * are made available under the terms of the Eclipse Public License v1.0\r
6  * which accompanies this distribution, and is available at\r
7  * http://www.eclipse.org/legal/epl-v10.html\r
8  *\r
9  * Contributors:\r
10  *     VTT Technical Research Centre of Finland - initial API and implementation\r
11  *******************************************************************************/\r
12 package org.simantics.document.server;\r
13 \r
14 import org.simantics.document.server.serverResponse.DelayedResponse;\r
15 import org.simantics.simulation.experiment.ExperimentState;\r
16 import org.simantics.simulation.experiment.IExperiment;\r
17 import org.simantics.simulation.experiment.IExperimentListener;\r
18 \r
19 /**\r
20  * Listener for listening experiment stopped events. Listener removes itself \r
21  * when experiment has first been run and then stopped and notifies response.\r
22  * \r
23  * @author Teemu Lempinen\r
24  *\r
25  */\r
26 public class ExperimentStoppedListener implements IExperimentListener {\r
27 \r
28     private boolean hasRun = false;\r
29     private DelayedResponse response;\r
30     private IExperiment experiment;\r
31 \r
32     public ExperimentStoppedListener(IExperiment experiment, DelayedResponse response) {\r
33         this.experiment = experiment;\r
34         this.response = response;\r
35     }\r
36 \r
37     @Override\r
38     public void stateChanged(ExperimentState state) {\r
39         if(state.equals(ExperimentState.RUNNING))\r
40             hasRun = true;\r
41 \r
42         if(state.equals(ExperimentState.STOPPED) && hasRun) {\r
43             response.setHasRun();\r
44             experiment.removeListener(this);\r
45             synchronized(response) {\r
46                 response.notify();\r
47             }\r
48         }\r
49     }\r
50 }\r