bundles/org.simantics.modeling.template2d.ui/src/org/simantics/modeling/template2d/ui/wizard/DrawingTemplateExporter.java

   1 /*******************************************************************************\r
   2  * Copyright (c) 2012 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.modeling.template2d.ui.wizard;\r
  13 \r
  14 import java.io.File;\r
  15 import java.io.IOException;\r
  16 import java.lang.reflect.InvocationTargetException;\r
  17 import java.util.Set;\r
  18 \r
  19 import org.eclipse.core.runtime.IProgressMonitor;\r
  20 import org.eclipse.core.runtime.NullProgressMonitor;\r
  21 import org.eclipse.core.runtime.SubMonitor;\r
  22 import org.eclipse.jface.operation.IRunnableWithProgress;\r
  23 import org.simantics.Simantics;\r
  24 import org.simantics.databoard.binding.error.BindingException;\r
  25 import org.simantics.databoard.binding.mutable.Variant;\r
  26 import org.simantics.databoard.container.DataContainer;\r
  27 import org.simantics.databoard.container.DataContainers;\r
  28 import org.simantics.databoard.serialization.SerializationException;\r
  29 import org.simantics.db.ReadGraph;\r
  30 import org.simantics.db.Resource;\r
  31 import org.simantics.db.Session;\r
  32 import org.simantics.db.common.utils.Logger;\r
  33 import org.simantics.db.exception.DatabaseException;\r
  34 import org.simantics.db.layer0.adapter.CopyHandler;\r
  35 import org.simantics.db.layer0.util.ClipboardUtils;\r
  36 import org.simantics.db.layer0.util.SimanticsClipboard;\r
  37 import org.simantics.db.layer0.util.SimanticsClipboard.Representation;\r
  38 import org.simantics.db.layer0.util.SimanticsClipboardImpl;\r
  39 import org.simantics.db.layer0.util.SimanticsKeys;\r
  40 import org.simantics.db.request.Read;\r
  41 import org.simantics.graph.representation.TransferableGraph1;\r
  42 import org.simantics.modeling.template2d.DiagramTemplateConstants;\r
  43 import org.simantics.utils.ui.dialogs.ShowMessage;\r
  44 \r
  45 /**\r
  46  * @author Tuukka Lehtonen\r
  47  * @author Teemu Mätäsniemi\r
  48  */\r
  49 public class DrawingTemplateExporter implements IRunnableWithProgress {\r
  50 \r
  51     ExportPlan exportModel;\r
  52 \r
  53     public DrawingTemplateExporter(ExportPlan exportModel) {\r
  54         this.exportModel = exportModel;\r
  55     }\r
  56 \r
  57     @Override\r
  58     public void run(IProgressMonitor monitor) throws InvocationTargetException, InterruptedException {\r
  59         SubMonitor progress = SubMonitor.convert(monitor, 50);\r
  60         try {\r
  61             exportModel(progress.newChild(50, SubMonitor.SUPPRESS_NONE));\r
  62         } catch (IOException e) {\r
  63             throw new InvocationTargetException(e);\r
  64         } catch (DatabaseException e) {\r
  65             throw new InvocationTargetException(e);\r
  66         } catch (BindingException e) {\r
  67             throw new InvocationTargetException(e);\r
  68         } finally {\r
  69             monitor.done();\r
  70         }\r
  71     }\r
  72 \r
  73     void exportModel(SubMonitor mon) throws IOException, DatabaseException, SerializationException, BindingException{\r
  74         doExport(mon, exportModel.exportLocation, exportModel.model.getResource());\r
  75         mon.setWorkRemaining(0);\r
  76     }\r
  77     \r
  78     public static void doExport(File location, Resource template) throws DatabaseException, IOException {\r
  79         NullProgressMonitor monitor = new NullProgressMonitor();\r
  80         doExport(monitor, location, template);\r
  81     }\r
  82     \r
  83     public static void doExport(IProgressMonitor mon, File location, final Resource template) throws DatabaseException, IOException {\r
  84         try {\r
  85             // TODO: figure out a way to make the TG go directly into a file\r
  86             // instead of having it all in memory at once.\r
  87                 \r
  88             mon.beginTask("Exporting diagram template...", 100);\r
  89             Session session = Simantics.getSession();\r
  90             SimanticsClipboard clipboard = session.syncRequest(new Read<SimanticsClipboard>() {\r
  91                 @Override\r
  92                 public SimanticsClipboard perform(ReadGraph graph) throws DatabaseException {\r
  93                     CopyHandler ch = graph.adapt(template, CopyHandler.class);\r
  94                     SimanticsClipboardImpl clipboard = new SimanticsClipboardImpl();\r
  95                     ch.copyToClipboard(graph, clipboard);\r
  96                     return clipboard;\r
  97                 }\r
  98             });\r
  99             for (Set<Representation> object : clipboard.getContents()) {\r
 100                 TransferableGraph1 tg = ClipboardUtils.accept(object, SimanticsKeys.KEY_TRANSFERABLE_GRAPH);\r
 101                 mon.worked(95);\r
 102 \r
 103                 mon.setTaskName("Writing transferable graph...");\r
 104                 DataContainers.writeFile(location, new DataContainer(\r
 105                         DiagramTemplateConstants.DRAWING_TEMPLATE_FORMAT, DiagramTemplateConstants.DRAWING_TEMPLATE_CURRENT_VERSION,\r
 106                         new Variant(TransferableGraph1.BINDING, tg)));\r
 107 \r
 108                 mon.worked(5);\r
 109             }\r
 110 \r
 111         } catch (DatabaseException e) {\r
 112             e.printStackTrace();\r
 113             Logger.defaultLogError(e);\r
 114             mon.setCanceled(true);\r
 115             ShowMessage.showError("Export failed.", "Internal application error in export. See log for details.");\r
 116         }\r
 117     }\r
 118 \r
 119 }\r