bundles/org.simantics.simulation.ui/src/org/simantics/simulation/ui/handlers/e4/SaveState.java

   1 /*******************************************************************************\r
   2  * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
   3  * in 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.simulation.ui.handlers.e4;\r
  13 \r
  14 import org.eclipse.core.commands.ExecutionException;\r
  15 import org.eclipse.core.runtime.IProgressMonitor;\r
  16 import org.eclipse.core.runtime.IStatus;\r
  17 import org.eclipse.core.runtime.Status;\r
  18 import org.eclipse.core.runtime.jobs.Job;\r
  19 import org.eclipse.e4.core.di.annotations.CanExecute;\r
  20 import org.eclipse.e4.core.di.annotations.Execute;\r
  21 import org.simantics.ObjectIdentitySchedulingRule;\r
  22 import org.simantics.Simantics;\r
  23 import org.simantics.simulation.experiment.IDynamicExperiment;\r
  24 import org.simantics.simulation.experiment.IExperiment;\r
  25 import org.simantics.simulation.project.IExperimentManager;\r
  26 import org.simantics.simulation.ui.Activator;\r
  27 \r
  28 /**\r
  29  * @author Tuukka Lehtonen\r
  30  */\r
  31 public class SaveState {\r
  32 \r
  33     @CanExecute\r
  34     public boolean canExecute() {\r
  35         IExperimentManager manager = Simantics.getProject().getHint(IExperimentManager.KEY_EXPERIMENT_MANAGER);\r
  36         if (manager == null)\r
  37             return false;\r
  38         IExperiment experiment = manager.getActiveExperiment();\r
  39         if (experiment == null)\r
  40             return false;\r
  41         return true;\r
  42     }\r
  43     \r
  44     @Execute\r
  45     public void execute() throws ExecutionException {\r
  46         IExperimentManager manager = Simantics.getProject().getHint(IExperimentManager.KEY_EXPERIMENT_MANAGER);\r
  47         IExperiment experiment = manager.getActiveExperiment();\r
  48         if (experiment instanceof IDynamicExperiment) {\r
  49             Job j = new SaveStateJob((IDynamicExperiment) experiment);\r
  50             j.setRule(new ObjectIdentitySchedulingRule(experiment));\r
  51             j.schedule();\r
  52         }\r
  53     }\r
  54 \r
  55     static class SaveStateJob extends Job {\r
  56         private final IDynamicExperiment experiment;\r
  57 \r
  58         public SaveStateJob(IDynamicExperiment experiment) {\r
  59             super("Save Experiment State");\r
  60             this.experiment = experiment;\r
  61         }\r
  62 \r
  63         @Override\r
  64         protected IStatus run(IProgressMonitor monitor) {\r
  65             try {\r
  66                 monitor.beginTask("", IProgressMonitor.UNKNOWN);\r
  67                 experiment.saveState();\r
  68                 if (monitor.isCanceled())\r
  69                     return Status.CANCEL_STATUS;\r
  70                 return Status.OK_STATUS;\r
  71             } catch (Throwable t) {\r
  72                 return new Status(IStatus.ERROR, Activator.PLUGIN_ID, "Failed to save state of dynamic experiment "\r
  73                         + experiment + " with ID " + experiment.getIdentifier(), t);\r
  74             } finally {\r
  75                 //System.out.println("DONE");\r
  76                 monitor.done();\r
  77             }\r
  78         }\r
  79     }\r
  80 \r
  81 }\r