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

   1 /*******************************************************************************
   2  * Copyright (c) 2012 Association for Decentralized Information Management in
   3  * 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.annotation.ui.wizard;
  13
  14 import java.io.File;
  15 import java.io.IOException;
  16 import java.lang.reflect.InvocationTargetException;
  17 import java.util.Set;
  18
  19 import org.eclipse.core.runtime.IProgressMonitor;
  20 import org.eclipse.core.runtime.NullProgressMonitor;
  21 import org.eclipse.core.runtime.SubMonitor;
  22 import org.eclipse.jface.operation.IRunnableWithProgress;
  23 import org.simantics.Simantics;
  24 import org.simantics.databoard.binding.error.BindingException;
  25 import org.simantics.databoard.binding.mutable.Variant;
  26 import org.simantics.databoard.container.DataContainer;
  27 import org.simantics.databoard.container.DataContainers;
  28 import org.simantics.databoard.serialization.SerializationException;
  29 import org.simantics.db.ReadGraph;
  30 import org.simantics.db.Resource;
  31 import org.simantics.db.Session;
  32 import org.simantics.db.common.utils.Logger;
  33 import org.simantics.db.exception.DatabaseException;
  34 import org.simantics.db.layer0.adapter.CopyHandler;
  35 import org.simantics.db.layer0.util.ClipboardUtils;
  36 import org.simantics.db.layer0.util.SimanticsClipboard;
  37 import org.simantics.db.layer0.util.SimanticsClipboard.Representation;
  38 import org.simantics.db.layer0.util.SimanticsClipboardImpl;
  39 import org.simantics.db.layer0.util.SimanticsKeys;
  40 import org.simantics.db.request.Read;
  41 import org.simantics.graph.representation.TransferableGraph1;
  42 import org.simantics.utils.ui.dialogs.ShowMessage;
  43
  44 /**
  45  * @author Tuukka Lehtonen
  46  * @author Teemu Mätäsniemi
  47  */
  48 public class AnnotationTypeExporter implements IRunnableWithProgress {
  49
  50     ExportPlan exportModel;
  51
  52     public AnnotationTypeExporter(ExportPlan exportModel) {
  53         this.exportModel = exportModel;
  54     }
  55
  56     @Override
  57     public void run(IProgressMonitor monitor) throws InvocationTargetException, InterruptedException {
  58         SubMonitor progress = SubMonitor.convert(monitor, 50);
  59         try {
  60             exportModel(progress.newChild(50, SubMonitor.SUPPRESS_NONE));
  61         } catch (IOException e) {
  62             throw new InvocationTargetException(e);
  63         } catch (DatabaseException e) {
  64             throw new InvocationTargetException(e);
  65         } catch (BindingException e) {
  66             throw new InvocationTargetException(e);
  67         } finally {
  68             monitor.done();
  69         }
  70     }
  71
  72     void exportModel(SubMonitor mon) throws IOException, DatabaseException, SerializationException, BindingException{
  73         try {
  74             doExport(mon, exportModel.exportLocation, exportModel.model.getResource());
  75
  76         } catch (DatabaseException e) {
  77             e.printStackTrace();
  78             Logger.defaultLogError(e);
  79             mon.setCanceled(true);
  80             ShowMessage.showError("Export failed.", "Internal application error in export. See log for details.");
  81         } finally {
  82             mon.setWorkRemaining(0);
  83         }
  84     }
  85
  86     public static void doExport(File location, Resource annotation)  throws DatabaseException, IOException {
  87         NullProgressMonitor monitor = new NullProgressMonitor();
  88         doExport(monitor, location, annotation);
  89     }
  90
  91     public static void doExport(IProgressMonitor monitor, File location, final Resource annotation)  throws DatabaseException, IOException {
  92         // TODO: figure out a way to make the TG go directly into a file
  93         // instead of having it all in memory at once.
  94
  95         monitor.beginTask("Exporting annotation type...", 100);
  96         Session session = Simantics.getSession();
  97         SimanticsClipboard clipboard = session.syncRequest(new Read<SimanticsClipboard>() {
  98             @Override
  99             public SimanticsClipboard perform(ReadGraph graph) throws DatabaseException {
 100                 CopyHandler ch = graph.adapt(annotation, CopyHandler.class);
 101                 SimanticsClipboardImpl clipboard = new SimanticsClipboardImpl();
 102                 ch.copyToClipboard(graph, clipboard);
 103                 return clipboard;
 104             }
 105         });
 106         for (Set<Representation> object : clipboard.getContents()) {
 107             TransferableGraph1 tg = ClipboardUtils.accept(object, SimanticsKeys.KEY_TRANSFERABLE_GRAPH);
 108             monitor.worked(95);
 109
 110             monitor.setTaskName("Writing transferable graph...");
 111             DataContainers.writeFile(location, new DataContainer(
 112                     Constants.ANNOTATION_TYPE_FORMAT, Constants.ANNOTATION_TYPE_CURRENT_VERSION,
 113                     new Variant(TransferableGraph1.BINDING, tg)));
 114
 115             monitor.worked(5);
 116         }
 117     }
 118 }