bundles/org.simantics.document.server/src/org/simantics/document/server/state/StateSessionManager.java

   1 package org.simantics.document.server.state;
   2
   3 import org.simantics.db.ReadGraph;
   4 import org.simantics.db.exception.DatabaseException;
   5 import org.simantics.db.layer0.variable.NodeSupport;
   6 import org.simantics.simulator.toolkit.StandardNodeManager;
   7 import org.simantics.simulator.toolkit.StandardRealm;
   8 import org.simantics.simulator.toolkit.db.StandardSessionManager;
   9
  10 public class StateSessionManager extends StandardSessionManager<StateNode, StateNodeManagerSupport> {
  11
  12         private static StateSessionManager INSTANCE;
  13
  14         public static StateSessionManager getInstance() {
  15                 if(INSTANCE == null) {
  16                         INSTANCE = new StateSessionManager();
  17                 }
  18                 return INSTANCE;
  19         }
  20
  21         @Override
  22         protected StateNodeManagerSupport createEngine(ReadGraph graph, String id) throws DatabaseException {
  23                 return new StateNodeManagerSupport();
  24         }
  25
  26         @Override
  27         protected StandardRealm<StateNode, StateNodeManagerSupport> createRealm(StateNodeManagerSupport engine, String id) {
  28                 return new StateRealm(engine, id);
  29         }
  30
  31         @Override
  32         public void registerNodeSupport(StandardNodeManager<StateNode, StateNodeManagerSupport> manager,
  33                         NodeSupport<StateNode> support) {
  34                 ((StateNodeManager)manager).registerSupport(support);
  35         }
  36
  37 }