gerrit.simantics Code Review - simantics/sysdyn.git/blob

   1 /*******************************************************************************\r
   2  * Copyright (c) 2010, 2014 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.sysdyn.ui.handlers;\r
  13 \r
  14 import java.util.concurrent.Semaphore;\r
  15 \r
  16 import org.eclipse.core.runtime.IProgressMonitor;\r
  17 import org.eclipse.core.runtime.IStatus;\r
  18 import org.eclipse.core.runtime.Status;\r
  19 import org.eclipse.core.runtime.SubMonitor;\r
  20 import org.eclipse.core.runtime.jobs.Job;\r
  21 import org.simantics.db.ReadGraph;\r
  22 import org.simantics.db.RequestProcessor;\r
  23 import org.simantics.db.Resource;\r
  24 import org.simantics.db.common.utils.NameUtils;\r
  25 import org.simantics.db.exception.AdaptionException;\r
  26 import org.simantics.db.exception.DatabaseException;\r
  27 import org.simantics.db.request.Read;\r
  28 import org.simantics.message.MessageService;\r
  29 import org.simantics.project.IProject;\r
  30 import org.simantics.simulation.experiment.ExperimentState;\r
  31 import org.simantics.simulation.experiment.IExperiment;\r
  32 import org.simantics.simulation.model.ExperimentLoadingFailed;\r
  33 import org.simantics.simulation.project.IExperimentActivationListener;\r
  34 import org.simantics.simulation.project.IExperimentManager;\r
  35 import org.simantics.sysdyn.ui.listeners.SysdynExperimentManagerListener;\r
  36 import org.simantics.utils.DataContainer;\r
  37 import org.simantics.utils.ui.ErrorLogger;\r
  38 import org.simantics.utils.ui.ExceptionUtils;\r
  39 import org.simantics.utils.ui.dialogs.ShowMessage;\r
  40 \r
  41 public class SysdynExperimentActivator {\r
  42     /**\r
  43      * @param project\r
  44      * @param experimentManager\r
  45      * @param experiment\r
  46      */\r
  47     public static void scheduleActivation(RequestProcessor processor, final IProject project, final IExperimentManager experimentManager, final Resource experiment) {\r
  48         String jobName = "Activate Experiment";\r
  49         String experimentName = getName(processor, experiment);\r
  50         if (experimentName != null)\r
  51             jobName += " '" + experimentName + "'";\r
  52         /*\r
  53         // Shut down the previous active experiment\r
  54         IExperiment activeExperiment = experimentManager.getActiveExperiment();\r
  55         if (experiment != null)\r
  56             activeExperiment.shutdown();\r
  57          */\r
  58         // Activate a new experiment\r
  59         scheduleActivation(jobName, project, experimentManager, experiment);\r
  60     }\r
  61 \r
  62     /**\r
  63      * @param project\r
  64      * @param experimentManager\r
  65      * @param experiment\r
  66      */\r
  67     public static void scheduleActivation(String jobName, final IProject project, final IExperimentManager experimentManager, final Resource experiment) {\r
  68         new Job(jobName) {\r
  69             @Override\r
  70             protected IStatus run(final IProgressMonitor monitor) {\r
  71                 try {\r
  72                     return SysdynExperimentActivator.activate(monitor, project, experimentManager, experiment);\r
  73                 } finally {\r
  74                     monitor.done();\r
  75                 }\r
  76             }\r
  77         }.schedule();\r
  78     }\r
  79 \r
  80     public static IStatus activate(IProgressMonitor monitor, IProject project, IExperimentManager experimentManager, Resource experiment) {\r
  81         return new SysdynExperimentActivator().activateExperiment(monitor, project, experimentManager, experiment);\r
  82     }\r
  83 \r
  84     private static String getName(RequestProcessor processor, final Resource resource) {\r
  85         try {\r
  86             return processor.syncRequest(new Read<String>() {\r
  87                 @Override\r
  88                 public String perform(ReadGraph graph) throws DatabaseException {\r
  89                     try {\r
  90                         return graph.adapt(resource, String.class);\r
  91                     } catch (AdaptionException e) {\r
  92                         return NameUtils.getSafeName(graph, resource);\r
  93                     }\r
  94                 }\r
  95             });\r
  96         } catch (DatabaseException e) {\r
  97             ErrorLogger.defaultLogWarning(e);\r
  98             return null;\r
  99         }\r
 100     }\r
 101 \r
 102     private IStatus activateExperiment(final IProgressMonitor monitor, final IProject project, final IExperimentManager manager, final Resource experimentResource) {\r
 103         final SubMonitor mon = SubMonitor.convert(monitor, "Activating experiment", 100000);\r
 104 \r
 105         SysdynExperimentManagerListener.listenManager(manager);\r
 106         IExperiment[] experiments = manager.getExperiments();\r
 107         SubMonitor shutdownMon = mon.newChild(10000);\r
 108         int workPerExperiment;\r
 109         if (experiments.length > 0)\r
 110                 workPerExperiment = 10000 / experiments.length;\r
 111         else\r
 112                 workPerExperiment = 10000;\r
 113         for(IExperiment e : experiments)\r
 114             if(e.getState() != ExperimentState.DISPOSED)\r
 115                 e.shutdown(shutdownMon.newChild(workPerExperiment));\r
 116         mon.setWorkRemaining(90000);\r
 117 \r
 118         final Semaphore activated = new Semaphore(0);\r
 119         final DataContainer<Throwable> problem = new DataContainer<Throwable>();\r
 120         manager.startExperiment(experimentResource, new IExperimentActivationListener() {\r
 121 \r
 122             @Override\r
 123             public void onExperimentActivated(final IExperiment experiment) {\r
 124                 MessageService.defaultLog(new org.eclipse.core.runtime.Status(IStatus.INFO, "org.simantics.simulation.ui", 0, "Activated experiment " + experiment.getIdentifier() , null));\r
 125                 activated.release();\r
 126             }\r
 127             @Override\r
 128             public void onFailure(Throwable e) {\r
 129                 problem.set(e);\r
 130                 activated.release();\r
 131             }\r
 132             @Override\r
 133             public void onMessage(IStatus message) {\r
 134                 MessageService.getDefault().log(message);\r
 135                 /*ILogger logger = MessageService.getDefault();\r
 136                     MultiStatus init = new MultiStatus(Activator.PLUGIN_ID, 0, "Activating experiment", null);\r
 137                     for (String msg : messages) {\r
 138                         init.add(new Status(IStatus.INFO, Activator.PLUGIN_ID, msg));\r
 139                     }\r
 140                     logger.log(init);*/\r
 141             }\r
 142             @Override\r
 143             public IProgressMonitor getProgressMonitor() {\r
 144                 return mon;\r
 145             }\r
 146         }, true);\r
 147         try {\r
 148             activated.acquire();\r
 149             Throwable t = problem.get();\r
 150             if (t != null) {\r
 151                 if (t instanceof ExperimentLoadingFailed) {\r
 152                     ErrorLogger.defaultLogError(t);\r
 153                     ShowMessage.showError("Experiment Activation Failed", t.getMessage());\r
 154                 } else {\r
 155                     ExceptionUtils.logAndShowError(t);\r
 156                 }\r
 157             }\r
 158 \r
 159             return Status.OK_STATUS;\r
 160             //return new Status(IStatus.ERROR, Activator.PLUGIN_ID, "Experiment activation failed, see exception for details.", problem.get());\r
 161         } catch (InterruptedException e) {\r
 162             return Status.CANCEL_STATUS;\r
 163         }\r
 164     }\r
 165 \r
 166 }\r