bundles/org.simantics.modeling/src/org/simantics/modeling/ImmutableComponentVariableBuilder.java

   1 package org.simantics.modeling;
   2
   3 import org.simantics.db.ReadGraph;
   4 import org.simantics.db.Resource;
   5 import org.simantics.db.common.procedure.adapter.TransientCacheListener;
   6 import org.simantics.db.common.request.PossibleIndexRoot;
   7 import org.simantics.db.common.utils.NameUtils;
   8 import org.simantics.db.exception.DatabaseException;
   9 import org.simantics.db.layer0.variable.StandardGraphChildVariable;
  10 import org.simantics.db.layer0.variable.StandardGraphPropertyVariable;
  11 import org.simantics.db.layer0.variable.Variable;
  12 import org.simantics.db.layer0.variable.VariableBuilder;
  13 import org.simantics.db.layer0.variable.VariableNode;
  14
  15 public class ImmutableComponentVariableBuilder<Node> implements VariableBuilder<Node> {
  16
  17         @Override
  18         public Variable buildChild(ReadGraph graph, Variable parent, VariableNode<Node> node, Resource child) throws DatabaseException {
  19                 boolean isImmutable = graph.isImmutable(child);
  20                 Resource possibleIndexRoot = graph.syncRequest(new PossibleIndexRoot(child));
  21                 if(possibleIndexRoot != null) {
  22 //                      String puri = graph.getURI(possibleIndexRoot);
  23 //                      if(puri.contains("ModelBroker"))
  24 //                              isImmutable = true;
  25 //                      if(NameUtils.getSafeName(graph, child).equals("Project"))
  26 //                              isImmutable = false;
  27                 }
  28                 if(isImmutable) {
  29 //                      System.err.println("ImmutableComponentVariableContentRequest " + parent.getURI(graph) + " " + NameUtils.getSafeName(graph, child));
  30                         ImmutableComponentVariableContent content = graph.syncRequest(new ImmutableComponentVariableContentRequest(child), TransientCacheListener.instance());
  31                         return new ImmutableComponentVariable(parent, content);
  32                 } else {
  33                         return new StandardGraphChildVariable(parent, node, child);
  34                 }
  35         }
  36
  37         @Override
  38         public Variable buildProperty(ReadGraph graph, Variable parent, VariableNode<Node> node, Resource subject, Resource predicate) throws DatabaseException {
  39                 return new StandardGraphPropertyVariable(graph, parent, node, subject, predicate);
  40         }
  41
  42 }