gerrit.simantics Code Review - simantics/platform.git/blob

   1 package org.simantics.structural2.scl;\r
   2 \r
   3 import gnu.trove.map.hash.THashMap;\r
   4 \r
   5 import java.util.Map;\r
   6 \r
   7 import org.simantics.databoard.Bindings;\r
   8 import org.simantics.db.ReadGraph;\r
   9 import org.simantics.db.Resource;\r
  10 import org.simantics.db.common.request.ResourceRead;\r
  11 import org.simantics.db.exception.DatabaseException;\r
  12 import org.simantics.layer0.Layer0;\r
  13 import org.simantics.scl.compiler.environment.Environment;\r
  14 import org.simantics.scl.compiler.environment.Environments;\r
  15 import org.simantics.scl.compiler.top.SCLExpressionCompilationException;\r
  16 import org.simantics.scl.compiler.types.Type;\r
  17 \r
  18 public class ReadComponentTypeInterfaceRequest extends ResourceRead<Map<String, ComponentTypeProperty>> {\r
  19         \r
  20     Environment environment;\r
  21     \r
  22         public ReadComponentTypeInterfaceRequest(Resource resource, Environment environment) {\r
  23                 super(resource);\r
  24                 this.environment = environment;\r
  25         }\r
  26 \r
  27         private void collect(ReadGraph graph, Resource t, THashMap<String, ComponentTypeProperty> result) throws DatabaseException {\r
  28                 Layer0 L0 = Layer0.getInstance(graph);\r
  29                 for(Resource relation : graph.getObjects(t, L0.DomainOf)) {\r
  30                         if(graph.isSubrelationOf(relation, L0.HasProperty)) {\r
  31                                 String name = graph.getRelatedValue(relation, L0.HasName, Bindings.STRING);\r
  32                                 String typeName = graph.getPossibleRelatedValue(relation, L0.RequiresValueType, Bindings.STRING);\r
  33                                 if(typeName == null) continue;\r
  34                                 Type type;\r
  35                                 try {\r
  36                                     type = Environments.getType(environment, typeName);\r
  37                                 } catch(SCLExpressionCompilationException e) {\r
  38                                     e.printStackTrace();\r
  39                                     continue;\r
  40                                 }\r
  41                                 ComponentTypeProperty property = new ComponentTypeProperty(relation, type);\r
  42                                 result.put(name, property);\r
  43                         }\r
  44                 }\r
  45         }\r
  46         \r
  47         @Override\r
  48         public Map<String, ComponentTypeProperty> perform(ReadGraph graph)\r
  49                         throws DatabaseException {\r
  50                 \r
  51                 THashMap<String, ComponentTypeProperty> result = \r
  52                                 new THashMap<String, ComponentTypeProperty>();\r
  53                 \r
  54                 collect(graph, resource, result);\r
  55                 for(Resource t : graph.getSupertypes(resource)) collect(graph, t, result);\r
  56                 \r
  57                 return result;\r
  58                 \r
  59         }\r
  60 \r
  61 }\r