bundles/org.simantics.charts/src/org/simantics/charts/export/ChartsDiscoverer.java

   1 package org.simantics.charts.export;\r
   2 \r
   3 import java.util.Collection;\r
   4 \r
   5 import org.simantics.charts.ontology.ChartResource;\r
   6 import org.simantics.db.exception.DatabaseException;\r
   7 import org.simantics.db.request.Read;\r
   8 import org.simantics.export.core.ExportContext;\r
   9 import org.simantics.export.core.error.ExportException;\r
  10 import org.simantics.export.core.intf.DiscoverAction;\r
  11 import org.simantics.export.core.util.ExportQueries;\r
  12 \r
  13 public class ChartsDiscoverer implements DiscoverAction {\r
  14 \r
  15         public Read<Collection<String>> discoverRequest(\r
  16                         final Collection<String> startLocations) throws ExportException {\r
  17                 return ExportQueries.instancesOf(startLocations, ChartResource.URIs.Chart);                     \r
  18         }\r
  19         \r
  20         @Override\r
  21         public Collection<String> discoverContent(ExportContext ctx, Collection<String> startLocations) throws ExportException {                \r
  22                 try {\r
  23                         return ctx.session.syncRequest( discoverRequest(startLocations) );\r
  24                 } catch (DatabaseException e) {\r
  25                         if ( e.getCause() instanceof ExportException ) throw (ExportException) e.getCause();\r
  26                         throw new ExportException( e );\r
  27                 }\r
  28         }\r
  29         \r
  30 \r
  31 }\r