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

   1 package org.simantics.modeling.template2d.ui.export;\r
   2 \r
   3 import java.util.Collection;\r
   4 import java.util.Collections;\r
   5 import java.util.List;\r
   6 import java.util.Set;\r
   7 \r
   8 import org.eclipse.core.runtime.IProgressMonitor;\r
   9 import org.osgi.service.prefs.Preferences;\r
  10 import org.simantics.databoard.binding.mutable.Variant;\r
  11 import org.simantics.databoard.type.RecordType;\r
  12 import org.simantics.db.ReadGraph;\r
  13 import org.simantics.db.Resource;\r
  14 import org.simantics.db.exception.DatabaseException;\r
  15 import org.simantics.db.layer0.adapter.CopyHandler;\r
  16 import org.simantics.db.layer0.util.ClipboardUtils;\r
  17 import org.simantics.db.layer0.util.SimanticsClipboard;\r
  18 import org.simantics.db.layer0.util.SimanticsClipboard.Representation;\r
  19 import org.simantics.db.layer0.util.SimanticsClipboardImpl;\r
  20 import org.simantics.db.layer0.util.SimanticsKeys;\r
  21 import org.simantics.db.request.Read;\r
  22 import org.simantics.export.core.ExportContext;\r
  23 import org.simantics.export.core.error.ExportException;\r
  24 import org.simantics.export.core.intf.ExportClass;\r
  25 import org.simantics.export.core.manager.Content;\r
  26 import org.simantics.export.core.manager.TransferableGraphWriter;\r
  27 import org.simantics.export.core.util.ExportQueries;\r
  28 import org.simantics.graph.representation.TransferableGraph1;\r
  29 import org.simantics.utils.datastructures.MapList;\r
  30 \r
  31 public class DrawingTemplateExporter implements ExportClass {\r
  32 \r
  33         @Override\r
  34         public RecordType options(ExportContext context, Collection<String> content) throws ExportException {\r
  35                 // TODO Auto-generated method stub\r
  36                 return null;\r
  37         }\r
  38 \r
  39         @Override\r
  40         public void fillDefaultPrefs(ExportContext ctx, Variant options) throws ExportException {\r
  41                 // TODO Auto-generated method stub\r
  42         }\r
  43 \r
  44         @Override\r
  45         public void savePref(Variant options, Preferences contentScopeNode, Preferences workbenchScopeNode) throws ExportException {\r
  46                 // TODO Auto-generated method stub\r
  47         }\r
  48 \r
  49         @Override\r
  50         public void loadPref(Variant options, Preferences contentScopeNode, Preferences workbenchScopeNode) throws ExportException {\r
  51                 // TODO Auto-generated method stub\r
  52         }\r
  53 \r
  54         @Override\r
  55         public void export(List<Content> contents, \r
  56                         Object writer_,\r
  57                         ExportContext context, \r
  58                         Variant options,\r
  59                         IProgressMonitor monitor, \r
  60                         MapList<Content, Content> attachmentMap\r
  61                         ) throws ExportException {\r
  62                                 \r
  63                 final TransferableGraphWriter writer = (TransferableGraphWriter) writer_;\r
  64                 \r
  65         try {\r
  66                 List<Resource> resources = context.session.syncRequest( ExportQueries.toResources2(contents) );\r
  67                 for ( final Resource model : resources ) {\r
  68                     // TODO: figure out a way to make the TG go directly into a file\r
  69                     // instead of having it all in memory at once.\r
  70                     SimanticsClipboard clipboard = context.session.syncRequest(new Read<SimanticsClipboard>() {\r
  71                         @Override\r
  72                         public SimanticsClipboard perform(ReadGraph graph) throws DatabaseException {\r
  73                             CopyHandler ch = graph.adapt( model, CopyHandler.class );\r
  74                             SimanticsClipboardImpl clipboard = new SimanticsClipboardImpl();\r
  75                             ch.copyToClipboard(graph, clipboard);\r
  76                             return clipboard;\r
  77                         }\r
  78                     });\r
  79                     for (Set<Representation> object : clipboard.getContents()) {\r
  80                         TransferableGraph1 tg = ClipboardUtils.accept(object, SimanticsKeys.KEY_TRANSFERABLE_GRAPH);                    \r
  81                         writer.writeFile(TransferableGraph1.BINDING, tg);\r
  82                     }\r
  83                 }\r
  84 \r
  85         } catch (DatabaseException e) {\r
  86                 throw new ExportException(e);\r
  87                 }\r
  88 \r
  89         }\r
  90 \r
  91         @Override\r
  92         public List<String> validate(String contentUri, ExportContext context, Variant options) {\r
  93                 return Collections.emptyList();\r
  94         }\r
  95 \r
  96 }\r