bundles/org.simantics.charts/src/org/simantics/charts/ui/NewChartGroup.java

   1 /*******************************************************************************\r
   2  * Copyright (c) 2007, 2013 Association for Decentralized Information Management\r
   3  * in 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  *     Semantum Oy - issue #4262\r
  12  *******************************************************************************/\r
  13 package org.simantics.charts.ui;\r
  14 \r
  15 import org.eclipse.core.runtime.IStatus;\r
  16 import org.eclipse.core.runtime.Status;\r
  17 import org.simantics.Simantics;\r
  18 import org.simantics.charts.Activator;\r
  19 import org.simantics.charts.ontology.ChartResource;\r
  20 import org.simantics.databoard.Bindings;\r
  21 import org.simantics.db.Resource;\r
  22 import org.simantics.db.WriteGraph;\r
  23 import org.simantics.db.common.request.WriteResultRequest;\r
  24 import org.simantics.db.common.utils.NameUtils;\r
  25 import org.simantics.db.exception.DatabaseException;\r
  26 import org.simantics.db.layer0.adapter.ActionFactory;\r
  27 import org.simantics.layer0.Layer0;\r
  28 \r
  29 /**\r
  30  * @author Tuukka Lehtonen\r
  31  */\r
  32 public class NewChartGroup implements ActionFactory {\r
  33 \r
  34     @Override\r
  35     public Runnable create(Object target) {\r
  36         if(!(target instanceof Resource))\r
  37             return null;\r
  38         final Resource parent = (Resource)target;\r
  39 \r
  40         return new Runnable() {\r
  41             @Override\r
  42             public void run() {\r
  43                 try {\r
  44                     createChartGroup(parent);\r
  45                 } catch (DatabaseException e) {\r
  46                     Activator.getDefault().getLog().log(new Status(IStatus.ERROR, Activator.PLUGIN_ID, "Failed to create chart group.", e));\r
  47                 }\r
  48             }\r
  49         };\r
  50     }\r
  51 \r
  52     public static Resource createChartGroup (final Resource target) throws DatabaseException {\r
  53 \r
  54         return Simantics.getSession().syncRequest(new WriteResultRequest<Resource>() {\r
  55             @Override\r
  56             public Resource perform(WriteGraph g) throws DatabaseException {\r
  57                 g.markUndoPoint();\r
  58                 Layer0 l0 = Layer0.getInstance(g);\r
  59                 ChartResource wr = ChartResource.getInstance(g);\r
  60                 String freshName = NameUtils.findFreshName(g, "Chart Group", target);\r
  61                 Resource chart = g.newResource();\r
  62                 g.claim(chart, l0.InstanceOf, null, wr.ChartGroup);\r
  63                 g.claimLiteral(chart, l0.HasName, freshName, Bindings.STRING);\r
  64                 g.claim(chart, l0.PartOf, target);\r
  65                 return chart;\r
  66             }\r
  67         });\r
  68 \r
  69     }\r
  70 \r
  71 }\r