bundles/org.simantics.simulation.ui/src/org/simantics/simulation/ui/handlers/Reload.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;
  13
  14 import org.eclipse.core.commands.AbstractHandler;
  15 import org.eclipse.core.commands.ExecutionEvent;
  16 import org.eclipse.core.commands.ExecutionException;
  17 import org.eclipse.core.runtime.IProgressMonitor;
  18 import org.eclipse.core.runtime.IStatus;
  19 import org.eclipse.core.runtime.Status;
  20 import org.eclipse.core.runtime.jobs.Job;
  21 import org.simantics.ObjectIdentitySchedulingRule;
  22 import org.simantics.simulation.experiment.IExperiment;
  23 import org.simantics.simulation.project.IExperimentManager;
  24 import org.simantics.simulation.ui.Activator;
  25 import org.simantics.ui.SimanticsUI;
  26
  27 public class Reload extends AbstractHandler {
  28
  29     @Override
  30     public Object execute(ExecutionEvent event) throws ExecutionException {
  31         IExperimentManager manager =
  32             SimanticsUI.getProject().getHint(IExperimentManager.KEY_EXPERIMENT_MANAGER);
  33         IExperiment experiment = manager.getActiveExperiment();
  34         if (experiment != null) {
  35             Job j = new RefreshJob(experiment);
  36             j.setRule(new ObjectIdentitySchedulingRule(experiment));
  37             j.schedule();
  38         }
  39         return null;
  40     }
  41
  42     static class RefreshJob extends Job {
  43         private final IExperiment experiment;
  44
  45         public RefreshJob(IExperiment experiment) {
  46             super("Refresh Experiment");
  47             this.experiment = experiment;
  48         }
  49
  50         @Override
  51         protected IStatus run(IProgressMonitor monitor) {
  52             try {
  53                 monitor.beginTask("", IProgressMonitor.UNKNOWN);
  54                 experiment.refresh(SimanticsUI.getSession());
  55                 if (monitor.isCanceled())
  56                     return Status.CANCEL_STATUS;
  57                 return Status.OK_STATUS;
  58             } catch (Throwable t) {
  59                 return new Status(IStatus.ERROR, Activator.PLUGIN_ID, "Failed to refresh experiment "
  60                         + experiment + " with ID " + experiment.getIdentifier(), t);
  61             } finally {
  62                 monitor.done();
  63             }
  64         }
  65     }
  66
  67 }