import org.simantics.db.Resource;
import org.simantics.db.WriteGraph;
import org.simantics.db.exception.DatabaseException;
-import org.simantics.db.layer0.StandardRealm;
-import org.simantics.db.layer0.StandardSessionManager;
import org.simantics.db.layer0.variable.ProxyVariables;
import org.simantics.db.layer0.variable.Variable;
import org.simantics.db.layer0.variable.Variables;
+import org.simantics.simulator.toolkit.StandardRealm;
+import org.simantics.simulator.toolkit.db.StandardSessionManager;
import org.simantics.spreadsheet.graph.formula.SpreadsheetEvaluationEnvironment;
import org.simantics.spreadsheet.graph.synchronization.SpreadsheetSynchronizationEventHandler;
import org.simantics.spreadsheet.resource.SpreadsheetResource;