bundles/org.simantics.structural2/src/org/simantics/structural2/scl/ReadComponentTypeInterfaceRequest.java

   1 package org.simantics.structural2.scl;
   2
   3 import gnu.trove.map.hash.THashMap;
   4
   5 import java.util.Map;
   6
   7 import org.simantics.databoard.Bindings;
   8 import org.simantics.db.ReadGraph;
   9 import org.simantics.db.Resource;
  10 import org.simantics.db.common.request.ResourceRead;
  11 import org.simantics.db.exception.DatabaseException;
  12 import org.simantics.db.layer0.util.Layer0Utils;
  13 import org.simantics.layer0.Layer0;
  14 import org.simantics.scl.compiler.environment.Environment;
  15 import org.simantics.scl.compiler.environment.Environments;
  16 import org.simantics.scl.compiler.top.SCLExpressionCompilationException;
  17 import org.simantics.scl.compiler.types.Type;
  18
  19 public class ReadComponentTypeInterfaceRequest extends ResourceRead<Map<String, ComponentTypeProperty>> {
  20
  21     Environment environment;
  22
  23         public ReadComponentTypeInterfaceRequest(Resource resource, Environment environment) {
  24                 super(resource);
  25                 this.environment = environment;
  26         }
  27
  28         private void collect(ReadGraph graph, Resource t, THashMap<String, ComponentTypeProperty> result) throws DatabaseException {
  29                 Layer0 L0 = Layer0.getInstance(graph);
  30                 Map<String,Resource> domain = Layer0Utils.getDomainOf(graph, t);
  31                 for(Map.Entry<String, Resource> entry : domain.entrySet()) {
  32                         String name = entry.getKey();
  33                         Resource relation = entry.getValue();
  34                         if(graph.isSubrelationOf(relation, L0.HasProperty)) {
  35                                 String typeName = graph.getPossibleRelatedValue(relation, L0.RequiresValueType, Bindings.STRING);
  36                                 if(typeName == null) continue;
  37                                 Type type;
  38                                 try {
  39                                     type = Environments.getType(environment, typeName);
  40                                 } catch(SCLExpressionCompilationException e) {
  41                                     e.printStackTrace();
  42                                     continue;
  43                                 }
  44                                 ComponentTypeProperty property = new ComponentTypeProperty(relation, type);
  45                                 result.put(name, property);
  46                         }
  47                 }
  48         }
  49
  50         @Override
  51         public Map<String, ComponentTypeProperty> perform(ReadGraph graph)
  52                         throws DatabaseException {
  53
  54                 THashMap<String, ComponentTypeProperty> result =
  55                                 new THashMap<String, ComponentTypeProperty>();
  56
  57                 collect(graph, resource, result);
  58                 //for(Resource t : graph.getSupertypes(resource)) collect(graph, t, result);
  59
  60                 return result;
  61
  62         }
  63
  64 }