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

   1 package org.simantics.modeling;
   2
   3 import java.util.HashMap;
   4 import java.util.HashSet;
   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.request.PropertyInfo;
  13 import org.simantics.db.layer0.request.UnescapedPropertyMapOfResource;
  14 import org.simantics.layer0.Layer0;
  15 import org.simantics.structural2.ConnectionImpl;
  16 import org.simantics.structural2.Functions.StructuralChildMapOfResource;
  17 import org.simantics.structural2.queries.ConnectionPointMapOfResource;
  18
  19 public class ImmutableComponentVariableContentRequest extends ResourceRead<ImmutableComponentVariableContent> {
  20
  21         protected ImmutableComponentVariableContentRequest(Resource resource) {
  22                 super(resource);
  23         }
  24
  25         @Override
  26         public ImmutableComponentVariableContent perform(ReadGraph graph) throws DatabaseException {
  27
  28                 Layer0 L0 = Layer0.getInstance(graph);
  29                 String name = graph.getRelatedValue(resource, L0.HasName, Bindings.STRING);
  30                 ImmutableComponentVariableContent result = new ImmutableComponentVariableContent(resource, name);
  31
  32                 Map<String,PropertyInfo> pis = graph.syncRequest(new UnescapedPropertyMapOfResource(resource));
  33
  34                 for(Map.Entry<String, PropertyInfo> e : pis.entrySet()) {
  35                         PropertyInfo pi = e.getValue();
  36                         if(pi.isHasProperty) {
  37                                 ImmutableComponentPropertyContent pc = graph.syncRequest(new ImmutableComponentPropertyContentRequest(resource, pi));
  38                                 if(pc != null) {
  39                                         if(result.properties == null) result.properties = new HashMap<>();
  40                                         result.properties.put(pc.pi.name, pc);
  41                                 }
  42                         }
  43                 }
  44
  45                 Map<String,PropertyInfo> cps = graph.syncRequest(new ConnectionPointMapOfResource(graph, resource));
  46                 for(Map.Entry<String, PropertyInfo> e : cps.entrySet()) {
  47                         PropertyInfo pi = e.getValue();
  48                         Resource conn = graph.getPossibleObject(resource, pi.predicate);
  49                         if(conn != null) {
  50                                 if(result.properties == null) result.properties = new HashMap<>();
  51                                 result.properties.put(pi.name, new ImmutableComponentPropertyContent(pi, conn, new ConnectionImpl(pi.predicate), null));
  52                         }
  53                 }
  54
  55                 HashSet<Resource> childSet = null;
  56                 for(Resource child : graph.syncRequest(new StructuralChildMapOfResource(resource)).values()) {
  57                         if(childSet == null)
  58                                 childSet = new HashSet<>();
  59                         childSet.add(child);
  60                 }
  61
  62                 if(childSet != null) {
  63                         result.children = new HashMap<>();
  64                         for(Resource child : childSet) {
  65                                 ImmutableComponentVariableContent content = graph.syncRequest(new ImmutableComponentVariableContentRequest(child));
  66                                 result.children.put(content.name, content);
  67                         }
  68                 }
  69
  70                 return result;
  71
  72         }
  73
  74
  75 }