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

   1 /*******************************************************************************
   2  * Copyright (c) 2007, 2010 Association for Decentralized Information Management
   3  * in Industry THTH ry.
   4  * All rights reserved. This program and the accompanying materials
   5  * are made available under the terms of the Eclipse Public License v1.0
   6  * which accompanies this distribution, and is available at
   7  * http://www.eclipse.org/legal/epl-v10.html
   8  *
   9  * Contributors:
  10  *     VTT Technical Research Centre of Finland - initial API and implementation
  11  *******************************************************************************/
  12 package org.simantics.simulation.ui.handlers.e4;
  13
  14 import org.eclipse.core.commands.ExecutionException;
  15 import org.eclipse.core.runtime.IProgressMonitor;
  16 import org.eclipse.core.runtime.IStatus;
  17 import org.eclipse.core.runtime.Status;
  18 import org.eclipse.core.runtime.jobs.Job;
  19 import org.eclipse.e4.core.di.annotations.CanExecute;
  20 import org.eclipse.e4.core.di.annotations.Execute;
  21 import org.simantics.ObjectIdentitySchedulingRule;
  22 import org.simantics.Simantics;
  23 import org.simantics.simulation.experiment.IDynamicExperiment;
  24 import org.simantics.simulation.experiment.IExperiment;
  25 import org.simantics.simulation.project.IExperimentManager;
  26 import org.simantics.simulation.ui.Activator;
  27
  28 /**
  29  * @author Tuukka Lehtonen
  30  */
  31 public class SaveState {
  32
  33     @CanExecute
  34     public boolean canExecute() {
  35         IExperimentManager manager = Simantics.getProject().getHint(IExperimentManager.KEY_EXPERIMENT_MANAGER);
  36         if (manager == null)
  37             return false;
  38         IExperiment experiment = manager.getActiveExperiment();
  39         if (experiment == null)
  40             return false;
  41         return true;
  42     }
  43
  44     @Execute
  45     public void execute() throws ExecutionException {
  46         IExperimentManager manager = Simantics.getProject().getHint(IExperimentManager.KEY_EXPERIMENT_MANAGER);
  47         IExperiment experiment = manager.getActiveExperiment();
  48         if (experiment instanceof IDynamicExperiment) {
  49             Job j = new SaveStateJob((IDynamicExperiment) experiment);
  50             j.setRule(new ObjectIdentitySchedulingRule(experiment));
  51             j.schedule();
  52         }
  53     }
  54
  55     static class SaveStateJob extends Job {
  56         private final IDynamicExperiment experiment;
  57
  58         public SaveStateJob(IDynamicExperiment experiment) {
  59             super("Save Experiment State");
  60             this.experiment = experiment;
  61         }
  62
  63         @Override
  64         protected IStatus run(IProgressMonitor monitor) {
  65             try {
  66                 monitor.beginTask("", IProgressMonitor.UNKNOWN);
  67                 experiment.saveState();
  68                 if (monitor.isCanceled())
  69                     return Status.CANCEL_STATUS;
  70                 return Status.OK_STATUS;
  71             } catch (Throwable t) {
  72                 return new Status(IStatus.ERROR, Activator.PLUGIN_ID, "Failed to save state of dynamic experiment "
  73                         + experiment + " with ID " + experiment.getIdentifier(), t);
  74             } finally {
  75                 //System.out.println("DONE");
  76                 monitor.done();
  77             }
  78         }
  79     }
  80
  81 }