bundles/org.simantics.modeling.ui/src/org/simantics/modeling/ui/scl/imports/SCLModulesQuery.java

   1 package org.simantics.modeling.ui.scl.imports;\r
   2 \r
   3 import java.util.ArrayList;\r
   4 import java.util.Collection;\r
   5 \r
   6 import org.simantics.db.ReadGraph;\r
   7 import org.simantics.db.Resource;\r
   8 import org.simantics.db.common.request.UnaryRead;\r
   9 import org.simantics.db.exception.DatabaseException;\r
  10 import org.simantics.layer0.Layer0;\r
  11 \r
  12 public class SCLModulesQuery extends UnaryRead<Resource, Collection<String>> {\r
  13 \r
  14     public SCLModulesQuery(Resource parameter) {\r
  15         super(parameter);\r
  16     }\r
  17 \r
  18     @Override\r
  19     public Collection<String> perform(ReadGraph graph) throws DatabaseException {\r
  20         ArrayList<String> result = new ArrayList<String>(); \r
  21         \r
  22         Layer0 L0 = Layer0.getInstance(graph);\r
  23         browse(graph, L0, parameter, result);\r
  24         \r
  25         return result;\r
  26     }\r
  27 \r
  28     private static void browse(ReadGraph graph, Layer0 L0, Resource current,\r
  29             ArrayList<String> result) throws DatabaseException {\r
  30         if(graph.isInstanceOf(current, L0.SCLModule))\r
  31             result.add(graph.getURI(current));\r
  32         else if(graph.isInstanceOf(current, L0.Library)\r
  33                 || graph.isInstanceOf(current, L0.IndexRoot)) {\r
  34             for(Resource child : graph.getObjects(current, L0.ConsistsOf))\r
  35                 browse(graph, L0, child, result);\r
  36         }\r
  37     }\r
  38 \r
  39 }\r