bundles/org.simantics.document.linking.ui/src/org/simantics/document/linking/ge/RemoveSourceAction.java

   1 package org.simantics.document.linking.ge;\r
   2 \r
   3 import org.simantics.db.Resource;\r
   4 import org.simantics.db.WriteGraph;\r
   5 import org.simantics.db.common.request.WriteRequest;\r
   6 import org.simantics.db.exception.DatabaseException;\r
   7 import org.simantics.db.layer0.adapter.ActionFactory;\r
   8 import org.simantics.db.layer0.variable.Variable;\r
   9 import org.simantics.document.linking.ontology.DocumentLink;\r
  10 import org.simantics.ui.SimanticsUI;\r
  11 \r
  12 public class RemoveSourceAction implements ActionFactory{\r
  13         \r
  14         \r
  15         @Override\r
  16         public Runnable create(Object target) {\r
  17                 if (!(target instanceof Variable))\r
  18                         return null;\r
  19                 final Variable v = (Variable)target;\r
  20                 \r
  21 \r
  22                 return new Runnable() {\r
  23                         \r
  24                         @Override\r
  25                         public void run() {\r
  26                                 SimanticsUI.getSession().asyncRequest(new WriteRequest() {\r
  27                                         \r
  28                                         @Override\r
  29                                         public void perform(WriteGraph graph) throws DatabaseException {\r
  30                                             graph.markUndoPoint();\r
  31                                             \r
  32                                                 DocumentLink sl = DocumentLink.getInstance(graph);\r
  33                                                 Resource t = v.getPossibleRepresents(graph);\r
  34                                                 if (!graph.isInstanceOf(t, sl.Source))\r
  35                                                         return;\r
  36                                                 graph.deny(t);\r
  37                                                 \r
  38                                         }\r
  39                                 });\r
  40                                 \r
  41                         }\r
  42                 };\r
  43 \r
  44                 \r
  45         }\r
  46 \r
  47 }\r